lamiastella icon

train result NAN loss

lamiastella | PRO | 11/10/20 08:05:40 PM UTC (Edited) | 0 ⭐ | 596 👁️ | Never ⏰ | []
text |

2 MB

|

None

|

0 👍

/

0 👎

size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0584,  0.2115, -0.0577, -0.0264,  0.6124, -0.3884,  0.2870,  0.4973],
        [-0.0186,  0.2038, -0.0694, -0.0212,  0.5656, -0.3732,  0.2786,  0.4981],
        [-0.0844,  0.2453, -0.0447, -0.0736,  0.6318, -0.3736,  0.2809,  0.5259],
        [-0.0908,  0.2592, -0.0879, -0.0383,  0.5870, -0.3843,  0.3103,  0.4775],
        [-0.0545,  0.2420, -0.0500, -0.0258,  0.6162, -0.3611,  0.2940,  0.5109],
        [-0.0442,  0.2109, -0.0649, -0.0483,  0.5915, -0.3324,  0.2890,  0.5157],
        [-0.0514,  0.2363, -0.0713, -0.0051,  0.6292, -0.3114,  0.2788,  0.4927],
        [-0.0822,  0.2308, -0.0656, -0.0090,  0.6174, -0.3896,  0.2823,  0.5259]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.2998, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.2998, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2997697591781616
step:  1
running loss:  0.2997697591781616
Train Steps: 1/90  Loss: 0.2998 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.1958,  0.3088,  0.2890,  0.1878,  0.4821, -0.0499,  0.4648,  0.5882],
        [ 0.2268,  0.3071,  0.2562,  0.1235,  0.4270, -0.0543,  0.4471,  0.5042],
        [ 0.2150,  0.3346,  0.2953,  0.1354,  0.4465, -0.0666,  0.4839,  0.5662],
        [ 0.2461,  0.2619,  0.2592,  0.1226,  0.4609, -0.0660,  0.4270,  0.4831],
        [ 0.1998,  0.3029,  0.2570,  0.1213,  0.4600, -0.0628,  0.4580,  0.5487],
        [ 0.2079,  0.2926,  0.2190,  0.1779,  0.4371, -0.0531,  0.4744,  0.5373],
        [ 0.2588,  0.2846,  0.2885,  0.1383,  0.4450, -0.0381,  0.4251,  0.5413],
        [ 0.1834,  0.2973,  0.3002,  0.1576,  0.4539, -0.0788,  0.4260,  0.5624]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.1120, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.1120, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.4117617905139923
step:  2
running loss:  0.20588089525699615
Train Steps: 2/90  Loss: 0.2059 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4055, 0.3739, 0.5440, 0.2942, 0.3808, 0.2197, 0.5719, 0.5390],
        [0.4301, 0.4093, 0.5301, 0.2674, 0.3338, 0.2265, 0.5864, 0.5637],
        [0.3896, 0.3546, 0.4938, 0.2991, 0.3735, 0.1760, 0.5180, 0.5417],
        [0.3896, 0.3833, 0.5534, 0.3136, 0.3577, 0.1936, 0.5783, 0.5552],
        [0.4145, 0.4122, 0.5246, 0.2921, 0.3729, 0.2434, 0.5558, 0.5490],
        [0.3705, 0.3855, 0.5324, 0.3042, 0.3832, 0.1809, 0.5555, 0.5525],
        [0.3739, 0.3511, 0.5211, 0.2681, 0.3678, 0.1772, 0.5384, 0.5119],
        [0.3903, 0.3680, 0.5187, 0.2795, 0.3428, 0.1927, 0.5294, 0.5423]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0267, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0267, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.43846603110432625
step:  3
running loss:  0.1461553437014421
Train Steps: 3/90  Loss: 0.1462 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5931, 0.4201, 0.7860, 0.3801, 0.3459, 0.3958, 0.5810, 0.5520],
        [0.5350, 0.4044, 0.8002, 0.3776, 0.3409, 0.3038, 0.6013, 0.5565],
        [0.5821, 0.4141, 0.8026, 0.3910, 0.3213, 0.3766, 0.6106, 0.5469],
        [0.5523, 0.3895, 0.7907, 0.4043, 0.3298, 0.3388, 0.6085, 0.5748],
        [0.5915, 0.4425, 0.8049, 0.4194, 0.3449, 0.4237, 0.6408, 0.5606],
        [0.6064, 0.4165, 0.7978, 0.3757, 0.3294, 0.4055, 0.6155, 0.5291],
        [0.5497, 0.3888, 0.7902, 0.3943, 0.3422, 0.3726, 0.6113, 0.5332],
        [0.5783, 0.4244, 0.8106, 0.3968, 0.2945, 0.3802, 0.6230, 0.5543]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.4436452961526811
step:  4
running loss:  0.11091132403817028
 Train Steps: 4/90  Loss: 0.1109 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6595, 0.4149, 0.9635, 0.4405, 0.3608, 0.5043, 0.6468, 0.5533],
        [0.6573, 0.4416, 0.9378, 0.4602, 0.3851, 0.4643, 0.6446, 0.5442],
        [0.6465, 0.3929, 0.9284, 0.3990, 0.3773, 0.3864, 0.6122, 0.5066],
        [0.6654, 0.4107, 0.9472, 0.4188, 0.3765, 0.4518, 0.6117, 0.5490],
        [0.6871, 0.4540, 0.9970, 0.4859, 0.3264, 0.5708, 0.6297, 0.5511],
        [0.6877, 0.4320, 0.9677, 0.5030, 0.3692, 0.5202, 0.6485, 0.5374],
        [0.6752, 0.4174, 1.0047, 0.5007, 0.3579, 0.5584, 0.6603, 0.5398],
        [0.6805, 0.4097, 0.9533, 0.4593, 0.3685, 0.4398, 0.6234, 0.5440]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0123, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0123, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.455948734190315
step:  5
running loss:  0.091189746838063
Train Steps: 5/90  Loss: 0.0912 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7639, 0.4666, 1.0737, 0.5197, 0.4200, 0.6167, 0.6571, 0.5344],
        [0.7446, 0.4824, 1.0979, 0.4950, 0.4316, 0.6142, 0.6310, 0.5616],
        [0.7546, 0.4313, 1.0392, 0.4391, 0.4339, 0.5028, 0.6431, 0.5494],
        [0.7280, 0.4014, 1.0350, 0.3954, 0.4080, 0.4104, 0.6010, 0.5530],
        [0.7477, 0.4200, 1.0253, 0.4783, 0.4805, 0.4765, 0.5870, 0.5082],
        [0.7686, 0.4448, 1.0690, 0.4399, 0.4344, 0.5180, 0.6374, 0.5681],
        [0.7443, 0.4067, 1.0424, 0.4304, 0.4043, 0.5326, 0.6042, 0.5293],
        [0.7320, 0.4131, 1.0113, 0.4355, 0.3841, 0.4534, 0.6299, 0.5128]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0178, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0178, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.4737188364379108
step:  6
running loss:  0.07895313940631847
Train Steps: 6/90  Loss: 0.0790 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7992, 0.4712, 1.0351, 0.5252, 0.4813, 0.6162, 0.6746, 0.5770],
        [0.7076, 0.4036, 0.9749, 0.3386, 0.4551, 0.3386, 0.5951, 0.5499],
        [0.7864, 0.4010, 1.0021, 0.3990, 0.4437, 0.4824, 0.5861, 0.5256],
        [0.6992, 0.3757, 0.9816, 0.3626, 0.4514, 0.2998, 0.5664, 0.5662],
        [0.8054, 0.4612, 1.0290, 0.4557, 0.4737, 0.5697, 0.6536, 0.5601],
        [0.7407, 0.4508, 0.9957, 0.4088, 0.4786, 0.4903, 0.6357, 0.5672],
        [0.7307, 0.4101, 1.0154, 0.4157, 0.4688, 0.3993, 0.5921, 0.5474],
        [0.7518, 0.3969, 1.0725, 0.4365, 0.4336, 0.5652, 0.6162, 0.5677]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0135, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0135, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.48724996810778975
step:  7
running loss:  0.06960713830111283
Train Steps: 7/90  Loss: 0.0696 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7125, 0.4141, 0.9276, 0.3407, 0.4545, 0.3371, 0.6088, 0.5133],
        [0.7724, 0.4321, 0.9407, 0.3951, 0.4934, 0.5374, 0.6366, 0.5840],
        [0.7000, 0.4080, 0.9320, 0.3456, 0.4463, 0.3606, 0.5961, 0.5657],
        [0.7373, 0.4212, 0.9778, 0.3996, 0.4907, 0.4384, 0.6298, 0.5426],
        [0.6694, 0.3810, 0.9105, 0.2660, 0.4332, 0.2168, 0.5700, 0.5416],
        [0.7486, 0.4425, 0.9655, 0.4365, 0.4873, 0.4980, 0.6413, 0.5653],
        [0.6991, 0.4299, 0.9115, 0.3282, 0.5000, 0.3444, 0.6179, 0.5303],
        [0.7601, 0.4259, 0.9607, 0.4066, 0.4690, 0.5100, 0.6555, 0.5402]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0159, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0159, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.503159002866596
step:  8
running loss:  0.0628948753583245
 Train Steps: 8/90  Loss: 0.0629 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6310, 0.4255, 0.8500, 0.3970, 0.4594, 0.4231, 0.6480, 0.5211],
        [0.5883, 0.3990, 0.8303, 0.3005, 0.4513, 0.3195, 0.6211, 0.5154],
        [0.6312, 0.3964, 0.8382, 0.3922, 0.4255, 0.4006, 0.6227, 0.4975],
        [0.6345, 0.4232, 0.8789, 0.3901, 0.4579, 0.4217, 0.6088, 0.5509],
        [0.5915, 0.3512, 0.8164, 0.3049, 0.4660, 0.2282, 0.5638, 0.5399],
        [0.6027, 0.3788, 0.8326, 0.2586, 0.4733, 0.2217, 0.6128, 0.5120],
        [0.6407, 0.4505, 0.8766, 0.4017, 0.4244, 0.4355, 0.6682, 0.5646],
        [0.6337, 0.3537, 0.8414, 0.3109, 0.4235, 0.2654, 0.6164, 0.5033]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0041, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0041, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5072252913378179
step:  9
running loss:  0.05635836570420199
Train Steps: 9/90  Loss: 0.0564 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5854, 0.4194, 0.7982, 0.4484, 0.3842, 0.4339, 0.6975, 0.4881],
        [0.5636, 0.3870, 0.7519, 0.3707, 0.4280, 0.3838, 0.6772, 0.5203],
        [0.5463, 0.3677, 0.7634, 0.3431, 0.3938, 0.2582, 0.6202, 0.5056],
        [0.5107, 0.3751, 0.7688, 0.3725, 0.3725, 0.3147, 0.6341, 0.5228],
        [0.5468, 0.3651, 0.7660, 0.3440, 0.3912, 0.2587, 0.6207, 0.5004],
        [0.5300, 0.3686, 0.7474, 0.3380, 0.3827, 0.3088, 0.6002, 0.5400],
        [0.5577, 0.3624, 0.7734, 0.3745, 0.3982, 0.3396, 0.6820, 0.4983],
        [0.5084, 0.3917, 0.7298, 0.2798, 0.4158, 0.2044, 0.6265, 0.4828]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0133, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0133, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5205279276706278
step:  10
running loss:  0.05205279276706278
Train Steps: 10/90  Loss: 0.0521 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4604, 0.3238, 0.7617, 0.3943, 0.3457, 0.3056, 0.6460, 0.4995],
        [0.4523, 0.3381, 0.6931, 0.3316, 0.3268, 0.2285, 0.6105, 0.5138],
        [0.4482, 0.3509, 0.7564, 0.4134, 0.3853, 0.3224, 0.5696, 0.5136],
        [0.5103, 0.3802, 0.7495, 0.4832, 0.3225, 0.3799, 0.6293, 0.5123],
        [0.5484, 0.3973, 0.7444, 0.5327, 0.3770, 0.5066, 0.6837, 0.5201],
        [0.4322, 0.3602, 0.7118, 0.3229, 0.3856, 0.1895, 0.5927, 0.5381],
        [0.4152, 0.3308, 0.6963, 0.2808, 0.3751, 0.1732, 0.5842, 0.4984],
        [0.4961, 0.3820, 0.7515, 0.4521, 0.3516, 0.3834, 0.6456, 0.5185]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0071, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0071, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5276685687713325
step:  11
running loss:  0.04796986988830296
Train Steps: 11/90  Loss: 0.0480 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4242, 0.3276, 0.7231, 0.3277, 0.3530, 0.2147, 0.5563, 0.5227],
        [0.5232, 0.4021, 0.7501, 0.5769, 0.3382, 0.5162, 0.6495, 0.5368],
        [0.4466, 0.3568, 0.7542, 0.4222, 0.3525, 0.2569, 0.5686, 0.5441],
        [0.4663, 0.3350, 0.7140, 0.4204, 0.3233, 0.3100, 0.5935, 0.5369],
        [0.5148, 0.3751, 0.7542, 0.5413, 0.3297, 0.4700, 0.6317, 0.5378],
        [0.4329, 0.3714, 0.7269, 0.3483, 0.3543, 0.2071, 0.5617, 0.5350],
        [0.4669, 0.3490, 0.7035, 0.3924, 0.3518, 0.2807, 0.5944, 0.5369],
        [0.4827, 0.3401, 0.7154, 0.3492, 0.3307, 0.2902, 0.5846, 0.5344]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0119, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0119, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5395649061538279
step:  12
running loss:  0.044963742179485656
 Train Steps: 12/90  Loss: 0.0450 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4855, 0.3495, 0.7835, 0.4110, 0.3501, 0.2785, 0.5376, 0.5742],
        [0.4499, 0.3128, 0.7569, 0.3151, 0.3372, 0.1992, 0.5607, 0.5833],
        [0.5349, 0.3750, 0.7566, 0.4635, 0.3470, 0.4020, 0.6041, 0.5436],
        [0.5596, 0.3703, 0.7619, 0.5797, 0.3526, 0.4759, 0.5958, 0.5680],
        [0.5413, 0.3735, 0.7778, 0.4743, 0.3496, 0.4225, 0.5655, 0.5585],
        [0.4563, 0.3362, 0.7333, 0.3678, 0.3327, 0.2827, 0.5468, 0.5548],
        [0.4906, 0.3384, 0.7265, 0.3375, 0.3288, 0.2491, 0.5441, 0.5544],
        [0.5201, 0.3942, 0.7543, 0.4075, 0.3626, 0.3394, 0.5407, 0.5594]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0066, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0066, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5461384528316557
step:  13
running loss:  0.042010650217819676
Train Steps: 13/90  Loss: 0.0420 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6138, 0.4089, 0.8334, 0.4689, 0.3602, 0.4501, 0.5896, 0.5509],
        [0.5220, 0.3308, 0.7897, 0.2446, 0.3819, 0.1887, 0.5110, 0.5884],
        [0.5544, 0.3636, 0.8083, 0.4162, 0.3470, 0.3582, 0.5382, 0.5543],
        [0.5467, 0.3849, 0.8156, 0.3669, 0.3635, 0.3404, 0.5649, 0.5676],
        [0.5364, 0.3596, 0.8030, 0.4386, 0.3820, 0.3932, 0.5638, 0.5476],
        [0.5485, 0.3434, 0.7971, 0.3553, 0.3534, 0.2809, 0.5138, 0.5525],
        [0.5894, 0.3773, 0.8297, 0.4457, 0.3587, 0.4137, 0.5796, 0.5698],
        [0.5982, 0.4032, 0.8306, 0.4746, 0.3600, 0.4449, 0.5974, 0.5406]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5506306039169431
step:  14
running loss:  0.03933075742263879
Train Steps: 14/90  Loss: 0.0393 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5937, 0.3509, 0.8326, 0.3062, 0.3551, 0.3064, 0.5233, 0.5584],
        [0.5701, 0.3368, 0.8274, 0.2523, 0.3597, 0.2419, 0.5122, 0.5743],
        [0.5733, 0.3884, 0.8194, 0.2436, 0.4069, 0.2326, 0.5367, 0.5481],
        [0.6927, 0.4126, 0.8742, 0.5447, 0.3724, 0.5729, 0.6022, 0.5212],
        [0.6857, 0.4112, 0.8971, 0.5565, 0.3780, 0.5510, 0.5959, 0.5286],
        [0.6102, 0.3915, 0.8287, 0.3693, 0.3949, 0.3350, 0.5436, 0.5626],
        [0.5731, 0.3627, 0.8294, 0.3020, 0.4315, 0.2867, 0.5511, 0.5545],
        [0.6631, 0.4388, 0.8668, 0.5153, 0.3947, 0.5607, 0.6025, 0.5215]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0177, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0177, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5683316038921475
step:  15
running loss:  0.03788877359280984
Train Steps: 15/90  Loss: 0.0379 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6547, 0.4026, 0.9127, 0.4880, 0.4210, 0.5077, 0.6168, 0.5180],
        [0.6555, 0.3753, 0.8744, 0.4401, 0.4125, 0.4705, 0.6017, 0.5382],
        [0.5861, 0.3916, 0.8767, 0.2952, 0.4540, 0.3381, 0.5853, 0.5346],
        [0.6865, 0.4021, 0.9131, 0.5099, 0.3946, 0.5068, 0.6111, 0.5421],
        [0.6070, 0.3931, 0.8990, 0.3118, 0.4520, 0.3536, 0.5994, 0.5259],
        [0.6044, 0.3817, 0.8638, 0.2735, 0.4256, 0.2824, 0.5731, 0.5519],
        [0.6471, 0.3808, 0.8958, 0.4194, 0.4224, 0.4481, 0.5902, 0.5492],
        [0.6469, 0.3749, 0.8770, 0.3937, 0.4066, 0.3749, 0.5731, 0.5123]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0110, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0110, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5793465515598655
step:  16
running loss:  0.03620915947249159
 Train Steps: 16/90  Loss: 0.0362 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6627, 0.4136, 0.9392, 0.5165, 0.4523, 0.5500, 0.6682, 0.4953],
        [0.5376, 0.3240, 0.8913, 0.2640, 0.4416, 0.3313, 0.5895, 0.5246],
        [0.6395, 0.3805, 0.9361, 0.4163, 0.4485, 0.4339, 0.6147, 0.5254],
        [0.5680, 0.3594, 0.9200, 0.2960, 0.4363, 0.3497, 0.5919, 0.5198],
        [0.5743, 0.3581, 0.8822, 0.2888, 0.4754, 0.3589, 0.6170, 0.5224],
        [0.6266, 0.3792, 0.9241, 0.3970, 0.4373, 0.4108, 0.6244, 0.4996],
        [0.6290, 0.3848, 0.9422, 0.4540, 0.4268, 0.4926, 0.6146, 0.5069],
        [0.6318, 0.4059, 0.9420, 0.4500, 0.4560, 0.4884, 0.6553, 0.5268]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0105, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0105, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5897985212504864
step:  17
running loss:  0.034694030661793315
Train Steps: 17/90  Loss: 0.0347 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6139, 0.4019, 0.7137, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4989, 0.3019, 0.8501, 0.2146, 0.4736, 0.2612, 0.5998, 0.5084],
        [0.5352, 0.3228, 0.8733, 0.2890, 0.4420, 0.2892, 0.5881, 0.5260],
        [0.6540, 0.3960, 0.9527, 0.5137, 0.4338, 0.5415, 0.6720, 0.5053],
        [0.5784, 0.3489, 0.9258, 0.4035, 0.4336, 0.4318, 0.6304, 0.5092],
        [0.5422, 0.3244, 0.9022, 0.2565, 0.4607, 0.3007, 0.6357, 0.5141],
        [0.5923, 0.3676, 0.9305, 0.4436, 0.4626, 0.4719, 0.6405, 0.5138],
        [0.6616, 0.3972, 0.9572, 0.5468, 0.4315, 0.5406, 0.6886, 0.4973],
        [0.6289, 0.3807, 0.9102, 0.4968, 0.4496, 0.4921, 0.6804, 0.4749]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6139, 0.4019, 0.7138, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0042, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0042, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.59402234852314
step:  18
running loss:  0.03300124158461889
Train Steps: 18/90  Loss: 0.0330 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5489, 0.3691, 0.8602, 0.3525, 0.4167, 0.3724, 0.6237, 0.5266],
        [0.5204, 0.3422, 0.8550, 0.2708, 0.4328, 0.2782, 0.6180, 0.5341],
        [0.4912, 0.3260, 0.8521, 0.2680, 0.4374, 0.2647, 0.6071, 0.5039],
        [0.6073, 0.3701, 0.8993, 0.4969, 0.4102, 0.4751, 0.6399, 0.5054],
        [0.5643, 0.3735, 0.8997, 0.4671, 0.4200, 0.4458, 0.6410, 0.5132],
        [0.6377, 0.3858, 0.9165, 0.5669, 0.4071, 0.5251, 0.6724, 0.4992],
        [0.5725, 0.3525, 0.8803, 0.3685, 0.4274, 0.3686, 0.6311, 0.5081],
        [0.6164, 0.3833, 0.9266, 0.5551, 0.4389, 0.5435, 0.6636, 0.5159]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.5967375976033509
step:  19
running loss:  0.03140724197912373
Train Steps: 19/90  Loss: 0.0314 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5002, 0.3322, 0.7828, 0.2725, 0.3797, 0.2560, 0.5804, 0.5275],
        [0.6001, 0.3807, 0.8608, 0.4400, 0.3863, 0.4352, 0.6208, 0.5364],
        [0.5115, 0.3182, 0.8096, 0.2736, 0.3886, 0.2493, 0.6107, 0.5172],
        [0.5968, 0.4046, 0.8681, 0.5250, 0.4023, 0.4724, 0.6819, 0.5299],
        [0.6252, 0.3984, 0.8836, 0.5122, 0.4340, 0.4717, 0.6479, 0.5141],
        [0.6535, 0.4172, 0.8849, 0.5469, 0.3984, 0.5496, 0.6890, 0.4915],
        [0.5809, 0.3773, 0.8423, 0.3697, 0.3968, 0.3501, 0.6085, 0.5313],
        [0.5965, 0.3755, 0.8642, 0.4635, 0.3780, 0.3989, 0.6192, 0.5332]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6000654962845147
step:  20
running loss:  0.030003274814225732
 Train Steps: 20/90  Loss: 0.0300 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5916, 0.3844, 0.7633, 0.3877, 0.3732, 0.3227, 0.6046, 0.5243],
        [0.6335, 0.4340, 0.7941, 0.4725, 0.3441, 0.4270, 0.6307, 0.5186],
        [0.6787, 0.4430, 0.8263, 0.5454, 0.3485, 0.4909, 0.6363, 0.4990],
        [0.5771, 0.3782, 0.7535, 0.3500, 0.3570, 0.3527, 0.6062, 0.5452],
        [0.6281, 0.4197, 0.8233, 0.5323, 0.3730, 0.4784, 0.6468, 0.5321],
        [0.5682, 0.4123, 0.8094, 0.3721, 0.4299, 0.3495, 0.6410, 0.5398],
        [0.4449, 0.3098, 0.7400, 0.2139, 0.3699, 0.2040, 0.5648, 0.5597],
        [0.6228, 0.4093, 0.8242, 0.4646, 0.3890, 0.4224, 0.6368, 0.5439]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6075229728594422
step:  21
running loss:  0.028929665374259155
Train Steps: 21/90  Loss: 0.0289 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5361, 0.3473, 0.7224, 0.2576, 0.3896, 0.2200, 0.5687, 0.5548],
        [0.6341, 0.4344, 0.8141, 0.4878, 0.3341, 0.4040, 0.5881, 0.5413],
        [0.6328, 0.4104, 0.7829, 0.5221, 0.3337, 0.4532, 0.6095, 0.5360],
        [0.6438, 0.4458, 0.8056, 0.4583, 0.3897, 0.4038, 0.6523, 0.5541],
        [0.6684, 0.4341, 0.8065, 0.5662, 0.3743, 0.4831, 0.6147, 0.5662],
        [0.5448, 0.4118, 0.7564, 0.3263, 0.3703, 0.3139, 0.5909, 0.5578],
        [0.6425, 0.4230, 0.8266, 0.5468, 0.3626, 0.4794, 0.6113, 0.5741],
        [0.5344, 0.3745, 0.7279, 0.2517, 0.3772, 0.2505, 0.5578, 0.5618]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6093606404028833
step:  22
running loss:  0.027698210927403787
Train Steps: 22/90  Loss: 0.0277 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6128, 0.4118, 0.8638, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6037, 0.4042, 0.7861, 0.4525, 0.3799, 0.4002, 0.5853, 0.5947],
        [0.6158, 0.3983, 0.7456, 0.4208, 0.3749, 0.3494, 0.5616, 0.5747],
        [0.5826, 0.3949, 0.7472, 0.4460, 0.3831, 0.4107, 0.5832, 0.5636],
        [0.5835, 0.4133, 0.7313, 0.3065, 0.4241, 0.2709, 0.5836, 0.5425],
        [0.6116, 0.4081, 0.7711, 0.4174, 0.3359, 0.3233, 0.5526, 0.5699],
        [0.6512, 0.4110, 0.7677, 0.5061, 0.3607, 0.4228, 0.5736, 0.5367],
        [0.6322, 0.4209, 0.7510, 0.4096, 0.3741, 0.3559, 0.6041, 0.5573],
        [0.6771, 0.3982, 0.7817, 0.4814, 0.3504, 0.4184, 0.5547, 0.5450]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6128, 0.4118, 0.8637, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0047, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0047, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6140206111595035
step:  23
running loss:  0.02669654831128276
Train Steps: 23/90  Loss: 0.0267 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6534, 0.4442, 0.7870, 0.5273, 0.3688, 0.4122, 0.5606, 0.5491],
        [0.4899, 0.3300, 0.6995, 0.1907, 0.4047, 0.1847, 0.5049, 0.5413],
        [0.5462, 0.3605, 0.7138, 0.3059, 0.3777, 0.2765, 0.5254, 0.5580],
        [0.6595, 0.4666, 0.8279, 0.5287, 0.3715, 0.4721, 0.6088, 0.5316],
        [0.6401, 0.4335, 0.7881, 0.5154, 0.3938, 0.4018, 0.5882, 0.5655],
        [0.7212, 0.4738, 0.8581, 0.6698, 0.3993, 0.5994, 0.6318, 0.5457],
        [0.5917, 0.3890, 0.7234, 0.3395, 0.3801, 0.2883, 0.5364, 0.5730],
        [0.5050, 0.3630, 0.7010, 0.2187, 0.3996, 0.2131, 0.5094, 0.5673]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0145, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0145, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.628472588956356
step:  24
running loss:  0.026186357873181503
 Train Steps: 24/90  Loss: 0.0262 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6153, 0.4117, 0.8688, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6083, 0.4021, 0.8504, 0.4506, 0.4062, 0.4482, 0.5526, 0.5495],
        [0.6550, 0.4405, 0.8656, 0.6100, 0.3859, 0.5233, 0.5851, 0.5481],
        [0.4780, 0.3301, 0.7199, 0.2762, 0.4161, 0.2419, 0.4989, 0.5769],
        [0.5234, 0.3830, 0.8144, 0.3121, 0.4428, 0.3014, 0.5504, 0.5798],
        [0.4204, 0.3060, 0.7255, 0.2233, 0.4225, 0.1847, 0.5139, 0.5718],
        [0.6194, 0.4022, 0.8339, 0.4905, 0.4203, 0.3756, 0.5566, 0.5277],
        [0.5894, 0.4061, 0.8469, 0.5381, 0.4337, 0.5094, 0.5568, 0.5652],
        [0.4978, 0.3319, 0.7075, 0.3023, 0.4139, 0.2716, 0.4750, 0.5493]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6154, 0.4117, 0.8687, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0125, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0125, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6410121768712997
step:  25
running loss:  0.02564048707485199
Train Steps: 25/90  Loss: 0.0256 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6278, 0.4253, 0.8875, 0.5017, 0.4113, 0.2750, 0.5413, 0.6196]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5108, 0.3604, 0.8390, 0.3908, 0.4406, 0.3910, 0.5886, 0.5432],
        [0.4525, 0.3217, 0.8464, 0.3252, 0.4609, 0.3114, 0.5518, 0.5576],
        [0.3797, 0.2495, 0.7300, 0.1931, 0.4586, 0.1687, 0.5035, 0.5400],
        [0.5461, 0.3603, 0.8976, 0.4546, 0.4051, 0.4570, 0.5562, 0.5573],
        [0.4287, 0.3064, 0.7561, 0.2479, 0.4488, 0.2206, 0.5375, 0.5389],
        [0.4644, 0.2900, 0.7424, 0.2811, 0.3841, 0.3158, 0.4938, 0.5445],
        [0.6190, 0.3835, 0.9274, 0.5857, 0.4378, 0.6095, 0.5924, 0.5434],
        [0.5422, 0.3625, 0.8487, 0.4538, 0.4157, 0.4287, 0.5251, 0.5353]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6278, 0.4253, 0.8875, 0.5017, 0.4112, 0.2750, 0.5413, 0.6196]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0109, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0109, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6518932655453682
step:  26
running loss:  0.025072817905591085
Train Steps: 26/90  Loss: 0.0251 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5346, 0.3361, 0.9201, 0.4234, 0.4331, 0.4263, 0.5722, 0.5859],
        [0.5568, 0.3413, 0.9471, 0.4525, 0.4453, 0.4915, 0.5743, 0.5571],
        [0.3841, 0.2736, 0.8017, 0.2267, 0.4508, 0.2552, 0.5554, 0.5411],
        [0.4868, 0.3168, 0.9052, 0.4018, 0.4096, 0.3981, 0.5696, 0.5464],
        [0.3279, 0.2467, 0.8089, 0.1724, 0.4432, 0.1667, 0.5400, 0.5439],
        [0.3911, 0.2765, 0.7820, 0.1967, 0.4317, 0.2572, 0.5715, 0.5536],
        [0.4877, 0.3180, 0.8559, 0.3810, 0.4573, 0.3899, 0.5876, 0.5489],
        [0.5775, 0.3616, 0.9427, 0.5111, 0.4411, 0.5220, 0.6233, 0.5373]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0092, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0092, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6610878705978394
step:  27
running loss:  0.024484735948068125
Train Steps: 27/90  Loss: 0.0245 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4143, 0.2747, 0.8007, 0.2348, 0.4075, 0.2985, 0.5870, 0.5697],
        [0.4828, 0.2987, 0.9111, 0.4216, 0.4440, 0.4238, 0.6115, 0.5584],
        [0.3344, 0.2688, 0.8159, 0.2095, 0.4573, 0.1910, 0.6030, 0.5582],
        [0.5427, 0.3206, 0.9698, 0.4371, 0.4166, 0.4546, 0.6427, 0.5454],
        [0.5437, 0.3577, 0.9476, 0.4925, 0.3931, 0.4746, 0.6047, 0.5349],
        [0.3526, 0.2414, 0.7833, 0.1797, 0.4681, 0.2100, 0.6073, 0.5477],
        [0.4671, 0.3069, 0.9184, 0.3883, 0.4627, 0.3664, 0.6575, 0.5600],
        [0.4275, 0.2836, 0.8408, 0.2699, 0.4258, 0.3069, 0.5922, 0.5463]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0080, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0080, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6691014468669891
step:  28
running loss:  0.023896480245249613
 Train Steps: 28/90  Loss: 0.0239 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5390, 0.3826, 0.9603, 0.4170, 0.3944, 0.4088, 0.6443, 0.5350],
        [0.4486, 0.2729, 0.8097, 0.2505, 0.4108, 0.2737, 0.6175, 0.5547],
        [0.4647, 0.3007, 0.8495, 0.2775, 0.4124, 0.2690, 0.6329, 0.5355],
        [0.4015, 0.2568, 0.7904, 0.2029, 0.3834, 0.2554, 0.5896, 0.5526],
        [0.5965, 0.3690, 0.9675, 0.5167, 0.4347, 0.5499, 0.7048, 0.5469],
        [0.6405, 0.3905, 0.9769, 0.5324, 0.3739, 0.5301, 0.6639, 0.5552],
        [0.4013, 0.2692, 0.8289, 0.1844, 0.4672, 0.1578, 0.6531, 0.5266],
        [0.4481, 0.2940, 0.8121, 0.2447, 0.4270, 0.2471, 0.6292, 0.5344]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6753336312249303
step:  29
running loss:  0.02328736659396311
Train Steps: 29/90  Loss: 0.0233 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6369, 0.4089, 0.8763, 0.3559, 0.3884, 0.3804, 0.6565, 0.5152],
        [0.5575, 0.3820, 0.8672, 0.3558, 0.4400, 0.3587, 0.6304, 0.5472],
        [0.4623, 0.2721, 0.7361, 0.2071, 0.3519, 0.1966, 0.6082, 0.5153],
        [0.5630, 0.3509, 0.8418, 0.3172, 0.3521, 0.2707, 0.6689, 0.4976],
        [0.5934, 0.3768, 0.8642, 0.3091, 0.4111, 0.3737, 0.6373, 0.5525],
        [0.6304, 0.3884, 0.8941, 0.4007, 0.3824, 0.3954, 0.6342, 0.5111],
        [0.5640, 0.3495, 0.8785, 0.3389, 0.4095, 0.2641, 0.7161, 0.5165],
        [0.6403, 0.4074, 0.9030, 0.3953, 0.4031, 0.4607, 0.6779, 0.5264]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0046, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0046, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6799087165854871
step:  30
running loss:  0.022663623886182906
Train Steps: 30/90  Loss: 0.0227 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.8508, 0.5153, 0.9209, 0.4967, 0.3942, 0.5981, 0.6709, 0.5179],
        [0.4904, 0.3145, 0.7087, 0.2052, 0.3900, 0.1955, 0.5960, 0.5065],
        [0.4885, 0.3282, 0.7663, 0.2554, 0.4071, 0.1947, 0.6204, 0.5186],
        [0.6714, 0.4204, 0.7941, 0.3738, 0.3507, 0.3638, 0.6271, 0.5192],
        [0.5495, 0.3321, 0.7264, 0.2246, 0.4070, 0.2041, 0.6100, 0.5103],
        [0.6896, 0.4610, 0.8982, 0.4124, 0.3639, 0.4241, 0.6851, 0.5136],
        [0.5575, 0.3861, 0.7116, 0.2491, 0.3762, 0.2665, 0.6054, 0.5234],
        [0.7678, 0.4905, 0.9072, 0.5293, 0.3453, 0.4882, 0.6262, 0.4931]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0089, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0089, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6888156817294657
step:  31
running loss:  0.022219860700950507
Train Steps: 31/90  Loss: 0.0222 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6710, 0.4203, 0.7945, 0.3961, 0.3727, 0.3562, 0.6165, 0.4802],
        [0.5841, 0.3361, 0.7245, 0.2290, 0.3879, 0.2388, 0.5897, 0.5041],
        [0.6982, 0.4584, 0.7993, 0.3879, 0.3324, 0.3598, 0.5931, 0.5174],
        [0.7280, 0.4381, 0.8203, 0.4481, 0.3542, 0.4475, 0.6107, 0.5190],
        [0.7076, 0.4717, 0.8278, 0.4338, 0.3845, 0.4404, 0.5895, 0.5367],
        [0.7239, 0.4483, 0.8322, 0.4365, 0.3643, 0.4370, 0.5907, 0.5236],
        [0.6941, 0.4412, 0.7852, 0.3663, 0.3613, 0.3664, 0.6066, 0.5027],
        [0.7049, 0.4463, 0.7884, 0.3625, 0.3525, 0.3731, 0.6007, 0.5497]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6917505832388997
step:  32
running loss:  0.021617205726215616
 Train Steps: 32/90  Loss: 0.0216 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7848, 0.4827, 0.8367, 0.4659, 0.3955, 0.5450, 0.6055, 0.5506],
        [0.6511, 0.3996, 0.7105, 0.3123, 0.3613, 0.2571, 0.5342, 0.5192],
        [0.7224, 0.4844, 0.8538, 0.4692, 0.3898, 0.5190, 0.5744, 0.5551],
        [0.7083, 0.4858, 0.8719, 0.4633, 0.4123, 0.4938, 0.5730, 0.5529],
        [0.6830, 0.4370, 0.7286, 0.3365, 0.3475, 0.3186, 0.5642, 0.5397],
        [0.6332, 0.4395, 0.7310, 0.3280, 0.3316, 0.2940, 0.5389, 0.5436],
        [0.6753, 0.4355, 0.7696, 0.3689, 0.3314, 0.3119, 0.5551, 0.5516],
        [0.7349, 0.4735, 0.8271, 0.4398, 0.3587, 0.3736, 0.5524, 0.5296]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.694860020885244
step:  33
running loss:  0.021056364269249818
Train Steps: 33/90  Loss: 0.0211 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6149, 0.4340, 0.7060, 0.3099, 0.3430, 0.3445, 0.5397, 0.5623],
        [0.7183, 0.4977, 0.8231, 0.5166, 0.3665, 0.5264, 0.5438, 0.5380],
        [0.7315, 0.4994, 0.8343, 0.4605, 0.3698, 0.5051, 0.5327, 0.5626],
        [0.7524, 0.4987, 0.8748, 0.5025, 0.3540, 0.5581, 0.5317, 0.5548],
        [0.5284, 0.3690, 0.6747, 0.3188, 0.3901, 0.2372, 0.5341, 0.5517],
        [0.6771, 0.4421, 0.7946, 0.4589, 0.3322, 0.4516, 0.5312, 0.5619],
        [0.6197, 0.4022, 0.7689, 0.3958, 0.3993, 0.2837, 0.6107, 0.5413],
        [0.7074, 0.4393, 0.8183, 0.4463, 0.3742, 0.3971, 0.5818, 0.5478]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.6984764796216041
step:  34
running loss:  0.02054342587122365
Train Steps: 34/90  Loss: 0.0205 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5280, 0.3390, 0.7156, 0.3190, 0.3913, 0.2567, 0.5322, 0.5371],
        [0.7018, 0.5026, 0.8817, 0.5279, 0.3719, 0.5954, 0.5577, 0.5688],
        [0.6409, 0.4319, 0.7399, 0.3588, 0.3451, 0.4342, 0.5118, 0.5571],
        [0.6910, 0.4941, 0.8952, 0.5139, 0.4234, 0.5669, 0.5235, 0.5712],
        [0.5076, 0.3336, 0.7361, 0.3109, 0.3979, 0.2886, 0.5175, 0.5497],
        [0.5446, 0.3609, 0.7134, 0.3174, 0.3978, 0.2716, 0.5157, 0.5486],
        [0.7687, 0.5217, 0.9188, 0.5964, 0.3390, 0.5564, 0.5295, 0.5449],
        [0.6559, 0.4589, 0.8268, 0.4680, 0.3728, 0.3424, 0.5794, 0.5420]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0101, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0101, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7085485982242972
step:  35
running loss:  0.020244245663551347
Train Steps: 35/90  Loss: 0.0202 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6796, 0.4346, 0.9105, 0.5463, 0.3525, 0.5400, 0.5134, 0.5412],
        [0.6602, 0.4432, 0.9022, 0.4741, 0.3960, 0.5250, 0.5403, 0.5289],
        [0.6180, 0.4283, 0.8339, 0.4508, 0.4131, 0.3817, 0.5499, 0.5397],
        [0.5023, 0.3241, 0.7431, 0.3296, 0.4211, 0.2222, 0.5520, 0.5293],
        [0.5949, 0.3923, 0.8258, 0.4020, 0.4123, 0.3946, 0.5833, 0.5566],
        [0.6230, 0.4350, 0.8654, 0.3879, 0.3692, 0.5040, 0.5558, 0.5466],
        [0.5663, 0.3615, 0.7780, 0.3761, 0.4226, 0.2939, 0.5498, 0.5536],
        [0.6266, 0.4297, 0.8683, 0.4994, 0.3981, 0.5438, 0.5580, 0.5618]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7118957417551428
step:  36
running loss:  0.019774881715420634
 Train Steps: 36/90  Loss: 0.0198 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5292, 0.3872, 0.7569, 0.2700, 0.3864, 0.3128, 0.5665, 0.5585],
        [0.6096, 0.4050, 0.8747, 0.4772, 0.4006, 0.4952, 0.5530, 0.5093],
        [0.5875, 0.3963, 0.8670, 0.4399, 0.4564, 0.4967, 0.5858, 0.5465],
        [0.5625, 0.3597, 0.8807, 0.4257, 0.4473, 0.4756, 0.5719, 0.5578],
        [0.5999, 0.4131, 0.8598, 0.4714, 0.3961, 0.4890, 0.5484, 0.5499],
        [0.5851, 0.3990, 0.8530, 0.4214, 0.3858, 0.4066, 0.5353, 0.5361],
        [0.5423, 0.3711, 0.8811, 0.3812, 0.4638, 0.3094, 0.6062, 0.5717],
        [0.5934, 0.3772, 0.9045, 0.4281, 0.3759, 0.4242, 0.5442, 0.5451]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7136210562894121
step:  37
running loss:  0.019287055575389515
Train Steps: 37/90  Loss: 0.0193 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5222, 0.3515, 0.8506, 0.3014, 0.4592, 0.3052, 0.6338, 0.5594],
        [0.5480, 0.3766, 0.8690, 0.4320, 0.4403, 0.4208, 0.6058, 0.5543],
        [0.5488, 0.3863, 0.8739, 0.4569, 0.4179, 0.4869, 0.5889, 0.5529],
        [0.5554, 0.3790, 0.8614, 0.3570, 0.4100, 0.4137, 0.6209, 0.5165],
        [0.5769, 0.3792, 0.8886, 0.4361, 0.3942, 0.4907, 0.5784, 0.5046],
        [0.5248, 0.3738, 0.7878, 0.2725, 0.3957, 0.3849, 0.6102, 0.5456],
        [0.5949, 0.3894, 0.9011, 0.4044, 0.4239, 0.3835, 0.6411, 0.5413],
        [0.5363, 0.3850, 0.8409, 0.3620, 0.4490, 0.2931, 0.6067, 0.5606]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7165557543048635
step:  38
running loss:  0.018856730376443778
Train Steps: 38/90  Loss: 0.0189 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4853, 0.3183, 0.7892, 0.2729, 0.4579, 0.1858, 0.6309, 0.5517],
        [0.5639, 0.3632, 0.9041, 0.3791, 0.4606, 0.3558, 0.6677, 0.5591],
        [0.5767, 0.3924, 0.9650, 0.4746, 0.4343, 0.5645, 0.6595, 0.5016],
        [0.5177, 0.3271, 0.7849, 0.2934, 0.3936, 0.3067, 0.6365, 0.5375],
        [0.5677, 0.3806, 0.8894, 0.3982, 0.4131, 0.4094, 0.6496, 0.5093],
        [0.5819, 0.3677, 0.8950, 0.3920, 0.4091, 0.3712, 0.6272, 0.5226],
        [0.5597, 0.3846, 0.8170, 0.2857, 0.4165, 0.3674, 0.6354, 0.5120],
        [0.5893, 0.3831, 0.9125, 0.4968, 0.3887, 0.5205, 0.6712, 0.5350]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7197442847536877
step:  39
running loss:  0.018454981660350967
Train Steps: 39/90  Loss: 0.0185 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5669, 0.3682, 0.8350, 0.2945, 0.4606, 0.2369, 0.6672, 0.5693],
        [0.5937, 0.3768, 0.8715, 0.4076, 0.3744, 0.4059, 0.6638, 0.4973],
        [0.5738, 0.3461, 0.9497, 0.3841, 0.3975, 0.4007, 0.6788, 0.5481],
        [0.5936, 0.3624, 0.8194, 0.3669, 0.3962, 0.3466, 0.6540, 0.5133],
        [0.5639, 0.3757, 0.8873, 0.4276, 0.4282, 0.4881, 0.6677, 0.5097],
        [0.6198, 0.4045, 0.8702, 0.4273, 0.4185, 0.3589, 0.6628, 0.5233],
        [0.5214, 0.3388, 0.7650, 0.2842, 0.4229, 0.2296, 0.6664, 0.5563],
        [0.6124, 0.3885, 0.8598, 0.3752, 0.3879, 0.3847, 0.6683, 0.5288]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7226116416277364
step:  40
running loss:  0.01806529104069341
 Train Steps: 40/90  Loss: 0.0181 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6207, 0.4110, 0.8738, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6079, 0.3684, 0.8767, 0.4069, 0.4390, 0.4066, 0.6747, 0.5424],
        [0.5971, 0.3870, 0.9012, 0.4236, 0.3968, 0.4451, 0.6842, 0.5146],
        [0.6840, 0.4018, 0.8202, 0.3566, 0.3806, 0.2903, 0.6120, 0.5582],
        [0.6218, 0.3943, 0.8632, 0.3988, 0.4154, 0.3771, 0.6226, 0.5125],
        [0.6515, 0.3961, 0.8786, 0.3728, 0.3809, 0.2942, 0.6653, 0.5429],
        [0.6099, 0.3804, 0.8950, 0.4180, 0.4207, 0.4285, 0.6519, 0.5324],
        [0.5717, 0.3496, 0.7514, 0.2635, 0.4039, 0.1859, 0.6216, 0.5170],
        [0.5850, 0.3603, 0.8961, 0.3972, 0.3829, 0.3713, 0.6643, 0.5443]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6207, 0.4110, 0.8737, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7251194597920403
step:  41
running loss:  0.01768584048273269
Train Steps: 41/90  Loss: 0.0177 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6478, 0.3852, 0.8580, 0.4518, 0.3584, 0.3141, 0.5976, 0.5479],
        [0.6389, 0.3808, 0.8447, 0.3671, 0.3886, 0.2617, 0.6178, 0.5360],
        [0.6121, 0.3714, 0.8291, 0.2746, 0.4025, 0.2104, 0.6777, 0.5752],
        [0.6169, 0.3722, 0.8361, 0.4941, 0.3821, 0.4507, 0.6206, 0.5253],
        [0.6501, 0.3987, 0.8182, 0.3100, 0.4028, 0.2576, 0.6209, 0.5517],
        [0.5819, 0.3600, 0.8697, 0.4064, 0.3736, 0.3797, 0.6058, 0.5259],
        [0.6105, 0.3602, 0.8543, 0.4191, 0.4216, 0.3745, 0.6147, 0.5200],
        [0.6841, 0.4008, 0.8740, 0.4576, 0.3594, 0.3333, 0.6435, 0.5299]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7277624051785097
step:  42
running loss:  0.017327676313774038
Train Steps: 42/90  Loss: 0.0173 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6859, 0.4183, 0.8201, 0.3667, 0.3846, 0.2885, 0.6160, 0.5481],
        [0.6493, 0.3851, 0.8564, 0.4168, 0.3520, 0.3721, 0.5779, 0.5315],
        [0.6808, 0.4184, 0.8806, 0.4314, 0.3619, 0.3917, 0.6199, 0.5227],
        [0.6688, 0.3939, 0.8313, 0.3791, 0.3818, 0.2768, 0.5978, 0.5413],
        [0.6302, 0.3876, 0.8173, 0.2933, 0.4438, 0.1975, 0.6074, 0.5589],
        [0.6045, 0.3703, 0.7571, 0.3427, 0.3783, 0.2547, 0.5605, 0.5320],
        [0.6031, 0.4094, 0.8788, 0.5251, 0.4059, 0.4233, 0.5849, 0.5355],
        [0.6389, 0.4025, 0.8686, 0.5786, 0.3450, 0.4725, 0.6304, 0.4850]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7299826672533527
step:  43
running loss:  0.01697634109891518
Train Steps: 43/90  Loss: 0.0170 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6318, 0.4200, 0.8345, 0.3732, 0.4057, 0.3183, 0.5886, 0.5354],
        [0.6617, 0.4213, 0.8959, 0.4752, 0.4035, 0.5062, 0.5819, 0.5257],
        [0.6774, 0.3981, 0.8371, 0.3690, 0.3556, 0.3575, 0.5416, 0.5478],
        [0.6886, 0.4337, 0.8427, 0.3384, 0.4122, 0.2879, 0.5650, 0.5443],
        [0.6776, 0.4242, 0.8516, 0.5299, 0.3947, 0.4612, 0.6092, 0.5451],
        [0.7017, 0.4519, 0.8956, 0.5708, 0.3654, 0.4416, 0.5562, 0.5274],
        [0.6478, 0.4055, 0.7656, 0.3337, 0.3684, 0.2613, 0.5162, 0.5638],
        [0.6874, 0.4252, 0.9035, 0.5301, 0.4162, 0.4708, 0.5566, 0.5378]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7321775729069486
step:  44
running loss:  0.01664039938424883
 Train Steps: 44/90  Loss: 0.0166 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5502, 0.3357, 0.6939, 0.2983, 0.3869, 0.2363, 0.4876, 0.5458],
        [0.6379, 0.4245, 0.8473, 0.5687, 0.3954, 0.6164, 0.5743, 0.4970],
        [0.6755, 0.4439, 0.7752, 0.2956, 0.4185, 0.2184, 0.5482, 0.5289],
        [0.6546, 0.4260, 0.8546, 0.4950, 0.3709, 0.4749, 0.5239, 0.5447],
        [0.6950, 0.4629, 0.8671, 0.4698, 0.3533, 0.4084, 0.5627, 0.5403],
        [0.7052, 0.4755, 0.8520, 0.4392, 0.3554, 0.3897, 0.5525, 0.5459],
        [0.6257, 0.4419, 0.8624, 0.4957, 0.3983, 0.5694, 0.5611, 0.5239],
        [0.6736, 0.4606, 0.7992, 0.3360, 0.4000, 0.2437, 0.5425, 0.5643]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0085, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0085, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7407123452285305
step:  45
running loss:  0.01646027433841179
Train Steps: 45/90  Loss: 0.0165 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6275, 0.4261, 0.8645, 0.5512, 0.3968, 0.5612, 0.5912, 0.4915],
        [0.5661, 0.3730, 0.7460, 0.2466, 0.4075, 0.2641, 0.5022, 0.5740],
        [0.6225, 0.4330, 0.7935, 0.2694, 0.4527, 0.2330, 0.5499, 0.5673],
        [0.6655, 0.4337, 0.7820, 0.3664, 0.3560, 0.4036, 0.5483, 0.5219],
        [0.6356, 0.4358, 0.8026, 0.3195, 0.4113, 0.3123, 0.5415, 0.5637],
        [0.6347, 0.4366, 0.8743, 0.5053, 0.3707, 0.5440, 0.5326, 0.5076],
        [0.6398, 0.4466, 0.8624, 0.5047, 0.3825, 0.5448, 0.5553, 0.5348],
        [0.6460, 0.4478, 0.9060, 0.5175, 0.3901, 0.5797, 0.5691, 0.5219]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7426065595354885
step:  46
running loss:  0.01614362085946714
Train Steps: 46/90  Loss: 0.0161 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5601, 0.4024, 0.8080, 0.4328, 0.3650, 0.5411, 0.5782, 0.5040],
        [0.6328, 0.4254, 0.8367, 0.2879, 0.4258, 0.3150, 0.5593, 0.5436],
        [0.5882, 0.4032, 0.8208, 0.5737, 0.3746, 0.5384, 0.5297, 0.5168],
        [0.5995, 0.4132, 0.7947, 0.2517, 0.4077, 0.3107, 0.5249, 0.5769],
        [0.5679, 0.4346, 0.8613, 0.4552, 0.4261, 0.5152, 0.5542, 0.5333],
        [0.5830, 0.4047, 0.7621, 0.3065, 0.3942, 0.3711, 0.5540, 0.5240],
        [0.5902, 0.4203, 0.7136, 0.2819, 0.3937, 0.3589, 0.5246, 0.5339],
        [0.6296, 0.4507, 0.8701, 0.4186, 0.4044, 0.4399, 0.5818, 0.5159]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0098, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0098, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7524001447018236
step:  47
running loss:  0.016008513717060077
Train Steps: 47/90  Loss: 0.0160 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5769, 0.4040, 0.7802, 0.1991, 0.4471, 0.2531, 0.5674, 0.5500],
        [0.5461, 0.3844, 0.7615, 0.2243, 0.4086, 0.2583, 0.5673, 0.5589],
        [0.5276, 0.3678, 0.8232, 0.4573, 0.4060, 0.5099, 0.5400, 0.5218],
        [0.5709, 0.4187, 0.7707, 0.2387, 0.3961, 0.2889, 0.5726, 0.5709],
        [0.5552, 0.3937, 0.8630, 0.3850, 0.4013, 0.4375, 0.5807, 0.5623],
        [0.5481, 0.3639, 0.8349, 0.4752, 0.3836, 0.5852, 0.5817, 0.4908],
        [0.5516, 0.3764, 0.8259, 0.5291, 0.3828, 0.5496, 0.5861, 0.5209],
        [0.5723, 0.4223, 0.8104, 0.3714, 0.3790, 0.3846, 0.5357, 0.5459]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7547844997607172
step:  48
running loss:  0.015724677078348275
 Train Steps: 48/90  Loss: 0.0157 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4047, 0.2704, 0.7542, 0.2308, 0.4533, 0.2697, 0.5537, 0.5551],
        [0.5581, 0.3529, 0.7849, 0.2889, 0.4571, 0.3005, 0.5780, 0.5572],
        [0.6089, 0.4270, 0.8583, 0.2296, 0.4496, 0.3126, 0.6338, 0.5481],
        [0.5649, 0.3624, 0.9076, 0.5557, 0.3788, 0.6005, 0.5847, 0.5724],
        [0.5639, 0.3667, 0.7899, 0.3049, 0.3963, 0.3105, 0.6038, 0.5304],
        [0.5850, 0.4091, 0.8458, 0.3845, 0.3912, 0.4504, 0.5918, 0.5393],
        [0.5680, 0.3801, 0.8733, 0.4001, 0.4094, 0.3984, 0.6094, 0.5167],
        [0.5417, 0.3740, 0.7820, 0.2999, 0.4156, 0.3376, 0.5991, 0.5239]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.760986584238708
step:  49
running loss:  0.015530338453851184
Train Steps: 49/90  Loss: 0.0155 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5269, 0.3406, 0.8398, 0.3721, 0.4167, 0.4091, 0.5909, 0.5420],
        [0.5514, 0.3257, 0.8563, 0.4422, 0.3974, 0.4406, 0.6472, 0.5195],
        [0.5518, 0.3459, 0.7828, 0.2487, 0.3847, 0.2868, 0.6127, 0.5394],
        [0.5655, 0.3462, 0.8768, 0.3768, 0.4197, 0.4672, 0.6450, 0.5594],
        [0.5349, 0.3501, 0.7877, 0.2137, 0.3759, 0.2686, 0.5964, 0.5461],
        [0.5685, 0.3744, 0.9011, 0.2612, 0.4193, 0.2459, 0.6702, 0.5458],
        [0.5460, 0.3551, 0.8509, 0.4093, 0.3993, 0.4086, 0.6418, 0.5202],
        [0.5323, 0.3448, 0.8462, 0.3966, 0.4335, 0.3736, 0.5903, 0.5409]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0044, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0044, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.765395499765873
step:  50
running loss:  0.015307909995317458
Train Steps: 50/90  Loss: 0.0153 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5544, 0.3628, 0.8616, 0.2909, 0.4169, 0.2274, 0.6133, 0.5377],
        [0.5905, 0.3875, 0.9099, 0.4365, 0.3978, 0.4963, 0.6773, 0.5268],
        [0.4808, 0.2976, 0.7408, 0.1998, 0.4108, 0.1856, 0.6188, 0.5373],
        [0.4906, 0.3093, 0.7173, 0.2025, 0.3813, 0.2083, 0.5842, 0.5237],
        [0.5996, 0.3735, 0.8806, 0.4638, 0.4183, 0.4209, 0.6550, 0.5542],
        [0.5829, 0.3653, 0.9094, 0.4636, 0.4024, 0.4556, 0.6436, 0.5377],
        [0.4791, 0.3142, 0.7376, 0.1940, 0.3909, 0.1909, 0.5938, 0.5389],
        [0.5878, 0.3725, 0.8417, 0.4316, 0.4024, 0.4445, 0.6350, 0.5331]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7689229550305754
step:  51
running loss:  0.015076920686874027
Train Steps: 51/90  Loss: 0.0151 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6371, 0.4092, 0.8337, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5841, 0.3481, 0.8627, 0.4467, 0.4061, 0.4344, 0.6089, 0.5218],
        [0.5990, 0.3450, 0.8709, 0.4506, 0.3757, 0.4238, 0.5918, 0.5000],
        [0.5780, 0.3840, 0.8173, 0.4550, 0.3951, 0.3989, 0.6279, 0.5487],
        [0.5716, 0.3701, 0.7407, 0.2549, 0.3653, 0.2957, 0.6200, 0.5060],
        [0.6063, 0.3638, 0.8475, 0.3999, 0.3978, 0.3789, 0.6600, 0.5402],
        [0.6086, 0.3748, 0.8693, 0.3564, 0.3924, 0.2627, 0.6464, 0.5142],
        [0.5666, 0.3266, 0.8481, 0.4245, 0.3842, 0.3965, 0.6189, 0.5329],
        [0.5406, 0.3473, 0.7894, 0.1998, 0.4322, 0.1229, 0.6078, 0.5353]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6371, 0.4092, 0.8338, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7715486923698336
step:  52
running loss:  0.01483747485326603
 Train Steps: 52/90  Loss: 0.0148 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5546, 0.3509, 0.7689, 0.2416, 0.4326, 0.1638, 0.5948, 0.5102],
        [0.6363, 0.4136, 0.8775, 0.4243, 0.3832, 0.2892, 0.6573, 0.5144],
        [0.6187, 0.3739, 0.8605, 0.6347, 0.3554, 0.5029, 0.5993, 0.5492],
        [0.5874, 0.3769, 0.7346, 0.3428, 0.3623, 0.3021, 0.6076, 0.5091],
        [0.6045, 0.3746, 0.8653, 0.5789, 0.3946, 0.5484, 0.6011, 0.5000],
        [0.6121, 0.3957, 0.7958, 0.3137, 0.3871, 0.2547, 0.6147, 0.5380],
        [0.5961, 0.3638, 0.7663, 0.2782, 0.4365, 0.2224, 0.6491, 0.5104],
        [0.5224, 0.3245, 0.8160, 0.2858, 0.4545, 0.2050, 0.6430, 0.5117]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0079, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0079, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7794073515105993
step:  53
running loss:  0.014705799085105647
Train Steps: 53/90  Loss: 0.0147 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [   nan,    nan, 0.6793, 0.2110, 0.4012, 0.2167, 0.5112, 0.5583],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6415, 0.4262, 0.8866, 0.2842, 0.4599, 0.2407, 0.6511, 0.5367],
        [0.5397, 0.3495, 0.7260, 0.2746, 0.3897, 0.2141, 0.5626, 0.5319],
        [0.4686, 0.3070, 0.6932, 0.2379, 0.4155, 0.1864, 0.5605, 0.5481],
        [0.6670, 0.4144, 0.8815, 0.4926, 0.3525, 0.4148, 0.5968, 0.5435],
        [0.6459, 0.4183, 0.8974, 0.6042, 0.3895, 0.4822, 0.6102, 0.5310],
        [0.6237, 0.3969, 0.8895, 0.5081, 0.4466, 0.4090, 0.6234, 0.5345],
        [0.6468, 0.4130, 0.8978, 0.5317, 0.4216, 0.4910, 0.6532, 0.5334],
        [0.6487, 0.4075, 0.7803, 0.3463, 0.3606, 0.3783, 0.6201, 0.5232]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.0000, 0.0000, 0.6793, 0.2110, 0.4013, 0.2167, 0.5113, 0.5583],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0063, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0063, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7857216421980411
step:  54
running loss:  0.014550400781445205
Train Steps: 54/90  Loss: 0.0146 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6358, 0.4032, 0.8800, 0.5148, 0.4160, 0.5419, 0.5985, 0.5544],
        [0.6271, 0.4309, 0.8779, 0.4180, 0.4278, 0.2989, 0.6445, 0.5209],
        [0.6354, 0.4176, 0.8796, 0.4386, 0.3965, 0.3395, 0.5999, 0.5642],
        [0.5834, 0.3736, 0.8202, 0.4424, 0.3896, 0.4175, 0.5881, 0.5508],
        [0.6109, 0.4081, 0.8717, 0.4947, 0.4118, 0.4414, 0.6274, 0.5529],
        [0.6070, 0.4307, 0.8827, 0.4406, 0.4242, 0.4110, 0.6265, 0.5525],
        [0.6422, 0.4216, 0.8492, 0.5282, 0.4020, 0.4422, 0.6189, 0.5158],
        [0.5524, 0.3625, 0.7314, 0.2355, 0.4092, 0.1922, 0.5738, 0.5495]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7869276243727654
step:  55
running loss:  0.014307774988595735
Train Steps: 55/90  Loss: 0.0143 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5301, 0.3866, 0.7485, 0.3359, 0.3693, 0.2995, 0.5671, 0.5649],
        [0.6037, 0.4085, 0.8429, 0.4616, 0.4316, 0.4904, 0.6046, 0.5223],
        [0.5098, 0.3556, 0.8043, 0.2597, 0.4651, 0.1535, 0.5834, 0.5238],
        [0.6246, 0.4276, 0.9140, 0.5233, 0.4322, 0.5490, 0.6235, 0.5671],
        [0.5730, 0.4027, 0.8279, 0.3740, 0.3846, 0.2692, 0.5577, 0.5516],
        [0.6058, 0.3992, 0.8399, 0.3735, 0.3873, 0.4737, 0.6092, 0.5630],
        [0.6692, 0.4559, 0.9170, 0.5879, 0.3788, 0.4056, 0.6201, 0.5233],
        [0.6449, 0.4282, 0.8855, 0.5277, 0.4079, 0.5283, 0.6165, 0.5521]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7881838389439508
step:  56
running loss:  0.014074711409713407
 Train Steps: 56/90  Loss: 0.0141 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6179, 0.4082, 0.6688, 0.2667, 0.3588, 0.3317, 0.5750, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6256, 0.4479, 0.9064, 0.4920, 0.3685, 0.3892, 0.6073, 0.5520],
        [0.6175, 0.4390, 0.8795, 0.5274, 0.4236, 0.5354, 0.5843, 0.5512],
        [0.6787, 0.4470, 0.9259, 0.5724, 0.4245, 0.5948, 0.5997, 0.5572],
        [0.6151, 0.4132, 0.8721, 0.4313, 0.4208, 0.4392, 0.6534, 0.5397],
        [0.6369, 0.4252, 0.8739, 0.3726, 0.4443, 0.3527, 0.6142, 0.5384],
        [0.5044, 0.3321, 0.7214, 0.3021, 0.4216, 0.3138, 0.5538, 0.5532],
        [0.5753, 0.4049, 0.7476, 0.3612, 0.3829, 0.3842, 0.6129, 0.5504],
        [0.5940, 0.4013, 0.7566, 0.3702, 0.3730, 0.3629, 0.5568, 0.5448]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6179, 0.4082, 0.6687, 0.2667, 0.3587, 0.3317, 0.5750, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.7912858905037865
step:  57
running loss:  0.013882208605329589
Train Steps: 57/90  Loss: 0.0139 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5422, 0.3630, 0.8784, 0.3457, 0.4616, 0.3802, 0.6294, 0.5449],
        [0.5507, 0.3724, 0.7493, 0.3501, 0.3832, 0.3287, 0.5473, 0.5549],
        [0.6227, 0.4195, 0.7417, 0.3306, 0.3928, 0.3698, 0.5464, 0.5404],
        [0.7243, 0.4714, 0.9390, 0.5854, 0.3803, 0.6338, 0.6083, 0.5526],
        [0.5849, 0.4123, 0.8004, 0.3820, 0.4038, 0.3513, 0.5566, 0.5422],
        [0.5595, 0.3575, 0.7537, 0.3040, 0.3828, 0.3033, 0.5416, 0.5295],
        [0.5844, 0.3820, 0.8241, 0.2918, 0.4535, 0.3019, 0.6126, 0.5243],
        [0.6423, 0.4446, 0.8735, 0.4902, 0.3554, 0.5000, 0.5660, 0.5697]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0170, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0170, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8083162078401074
step:  58
running loss:  0.013936486342070818
Train Steps: 58/90  Loss: 0.0139 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6941, 0.4152, 0.8931, 0.4134, 0.3910, 0.5324, 0.5766, 0.5431],
        [0.5465, 0.3455, 0.7323, 0.2617, 0.4144, 0.2806, 0.5498, 0.5433],
        [0.5984, 0.3990, 0.8667, 0.3813, 0.4116, 0.3690, 0.5511, 0.5340],
        [0.4598, 0.3009, 0.7508, 0.1999, 0.4238, 0.2400, 0.5251, 0.5418],
        [0.6028, 0.3708, 0.7092, 0.2750, 0.3748, 0.3487, 0.5502, 0.5231],
        [0.6448, 0.4068, 0.8794, 0.5131, 0.4047, 0.5059, 0.5803, 0.5123],
        [0.6070, 0.3968, 0.8930, 0.4225, 0.3829, 0.4504, 0.5513, 0.5751],
        [0.6185, 0.3836, 0.8760, 0.4788, 0.4527, 0.4987, 0.5625, 0.5476]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8143562333425507
step:  59
running loss:  0.013802648022755097
Train Steps: 59/90  Loss: 0.0138 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6058, 0.3606, 0.8605, 0.3885, 0.4073, 0.3083, 0.5800, 0.5317],
        [0.5016, 0.3565, 0.7446, 0.2448, 0.4139, 0.2543, 0.5300, 0.5583],
        [0.6240, 0.3779, 0.8711, 0.4626, 0.3618, 0.4597, 0.5244, 0.5394],
        [0.5254, 0.3303, 0.8582, 0.3840, 0.4548, 0.4209, 0.5505, 0.5425],
        [0.5991, 0.3819, 0.8540, 0.4017, 0.3868, 0.4029, 0.5255, 0.5292],
        [0.6212, 0.3578, 0.8351, 0.3708, 0.3966, 0.4988, 0.5554, 0.5446],
        [0.6145, 0.3990, 0.8441, 0.4090, 0.3736, 0.4491, 0.5455, 0.5312],
        [0.4360, 0.2643, 0.6835, 0.1788, 0.4104, 0.1723, 0.5302, 0.5247]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8169467503903434
step:  60
running loss:  0.01361577917317239
 Train Steps: 60/90  Loss: 0.0136 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4491, 0.2910, 0.7879, 0.2603, 0.4166, 0.1751, 0.5204, 0.5405],
        [0.5714, 0.3382, 0.7695, 0.2836, 0.3397, 0.3514, 0.5478, 0.5101],
        [0.5415, 0.3494, 0.7559, 0.2859, 0.3479, 0.3300, 0.5355, 0.5410],
        [0.5705, 0.3587, 0.8571, 0.4829, 0.3522, 0.4165, 0.5035, 0.5268],
        [0.5447, 0.3654, 0.8386, 0.2982, 0.4155, 0.3437, 0.5604, 0.5473],
        [0.5558, 0.3338, 0.8648, 0.4201, 0.3983, 0.3573, 0.5427, 0.5397],
        [0.6101, 0.3714, 0.8259, 0.4802, 0.3784, 0.4516, 0.5814, 0.5289],
        [0.5437, 0.3351, 0.8664, 0.3020, 0.3978, 0.2938, 0.5660, 0.5327]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8201047728070989
step:  61
running loss:  0.013444340537821294
Train Steps: 61/90  Loss: 0.0134 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5500, 0.3635, 0.7813, 0.2577, 0.3925, 0.3167, 0.5751, 0.5632],
        [0.3665, 0.2547, 0.7070, 0.2034, 0.3935, 0.1840, 0.5407, 0.5374],
        [0.6265, 0.3912, 0.8983, 0.4880, 0.3373, 0.4178, 0.5388, 0.5015],
        [0.5959, 0.3870, 0.8860, 0.4874, 0.3806, 0.4561, 0.5588, 0.5384],
        [0.5975, 0.3805, 0.8572, 0.4717, 0.3760, 0.3946, 0.5776, 0.5321],
        [0.6113, 0.3528, 0.8609, 0.4085, 0.3538, 0.4293, 0.5591, 0.5227],
        [0.5645, 0.3679, 0.8989, 0.3874, 0.3639, 0.3078, 0.5889, 0.5240],
        [0.4978, 0.3402, 0.7412, 0.1953, 0.4422, 0.2193, 0.5693, 0.5261]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.824571170960553
step:  62
running loss:  0.01329953501549279
Train Steps: 62/90  Loss: 0.0133 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4118, 0.8638, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5856, 0.3832, 0.8667, 0.5038, 0.3929, 0.4306, 0.5876, 0.5351],
        [0.6264, 0.3945, 0.8378, 0.5135, 0.3571, 0.5204, 0.6011, 0.5409],
        [0.4624, 0.3228, 0.7371, 0.2446, 0.3710, 0.2221, 0.5621, 0.5435],
        [0.4359, 0.2948, 0.7194, 0.2421, 0.3845, 0.2105, 0.5463, 0.5387],
        [0.5081, 0.3626, 0.7719, 0.2733, 0.3700, 0.3125, 0.5887, 0.5739],
        [0.5906, 0.3802, 0.8621, 0.3707, 0.3631, 0.3314, 0.6340, 0.4989],
        [0.5955, 0.3969, 0.8825, 0.4975, 0.3163, 0.2913, 0.5767, 0.5016],
        [0.4488, 0.3219, 0.8165, 0.2282, 0.4266, 0.1937, 0.6143, 0.5187]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4118, 0.8637, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8275592027930543
step:  63
running loss:  0.013135860361794512
Train Steps: 63/90  Loss: 0.0131 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4981, 0.3343, 0.8217, 0.2960, 0.3723, 0.1908, 0.6148, 0.5354],
        [0.4779, 0.3498, 0.6806, 0.3148, 0.3164, 0.2243, 0.5684, 0.5736],
        [0.5703, 0.4017, 0.8371, 0.4836, 0.3770, 0.4784, 0.6296, 0.5814],
        [0.4624, 0.3337, 0.7966, 0.2725, 0.4403, 0.1343, 0.6080, 0.5010],
        [0.6624, 0.4184, 0.8434, 0.4282, 0.3695, 0.5177, 0.6353, 0.5406],
        [0.6169, 0.4147, 0.8715, 0.4719, 0.3306, 0.4530, 0.6164, 0.5171],
        [0.5956, 0.3959, 0.8104, 0.3552, 0.3451, 0.2360, 0.6289, 0.5024],
        [0.5393, 0.3685, 0.8544, 0.4550, 0.3720, 0.3635, 0.5987, 0.5363]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.830406641936861
step:  64
running loss:  0.012975103780263453
 Train Steps: 64/90  Loss: 0.0130 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5603, 0.4120, 0.7911, 0.3092, 0.4101, 0.2705, 0.6473, 0.5467],
        [0.5694, 0.3968, 0.8457, 0.4254, 0.3745, 0.2732, 0.5703, 0.5492],
        [0.6512, 0.4446, 0.9230, 0.5599, 0.3967, 0.4851, 0.6733, 0.5388],
        [0.5368, 0.4146, 0.7461, 0.2814, 0.4314, 0.2485, 0.6166, 0.5398],
        [0.5517, 0.3704, 0.7644, 0.3018, 0.4405, 0.2130, 0.5926, 0.5472],
        [0.6188, 0.4373, 0.8200, 0.3571, 0.3411, 0.3280, 0.6295, 0.5389],
        [0.4397, 0.3159, 0.7076, 0.2952, 0.4046, 0.2003, 0.5565, 0.5434],
        [0.6508, 0.4446, 0.8944, 0.4353, 0.3638, 0.5242, 0.6494, 0.5329]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.832502335193567
step:  65
running loss:  0.012807728233747184
Train Steps: 65/90  Loss: 0.0128 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6186, 0.4025, 0.9083, 0.4060, 0.3845, 0.3154, 0.6452, 0.5331],
        [0.7243, 0.4844, 0.8551, 0.5121, 0.3872, 0.4598, 0.6464, 0.5225],
        [0.6315, 0.4299, 0.7698, 0.2274, 0.3831, 0.2722, 0.6215, 0.5394],
        [0.6787, 0.4502, 0.8737, 0.4614, 0.4429, 0.4977, 0.6371, 0.5566],
        [0.6768, 0.4684, 0.8210, 0.4514, 0.4072, 0.4349, 0.6284, 0.5537],
        [0.5218, 0.3466, 0.7645, 0.2660, 0.4297, 0.2230, 0.5633, 0.5546],
        [0.5632, 0.3770, 0.7442, 0.2615, 0.4154, 0.1907, 0.6021, 0.5459],
        [0.6338, 0.4305, 0.8497, 0.4663, 0.4445, 0.4249, 0.6135, 0.5289]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0078, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0078, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8403434584615752
step:  66
running loss:  0.0127324766433572
Train Steps: 66/90  Loss: 0.0127 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6144, 0.4032, 0.8563, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6932, 0.4450, 0.8531, 0.3368, 0.3961, 0.3903, 0.6321, 0.5604],
        [0.7086, 0.4471, 0.8215, 0.3704, 0.4030, 0.4471, 0.6338, 0.5231],
        [0.6424, 0.4138, 0.8391, 0.3307, 0.4225, 0.2711, 0.6367, 0.5248],
        [0.6202, 0.4266, 0.8456, 0.4140, 0.4342, 0.4385, 0.6412, 0.5650],
        [0.6707, 0.4512, 0.8489, 0.4675, 0.4233, 0.4563, 0.6271, 0.5644],
        [0.5194, 0.3450, 0.6983, 0.1942, 0.4850, 0.1519, 0.6323, 0.5231],
        [0.6732, 0.4427, 0.8219, 0.4614, 0.4517, 0.4596, 0.6375, 0.5391],
        [0.7076, 0.4632, 0.8452, 0.4561, 0.4193, 0.4764, 0.6555, 0.5310]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6144, 0.4032, 0.8562, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.84257042047102
step:  67
running loss:  0.012575677917477912
Train Steps: 67/90  Loss: 0.0126 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6659, 0.4144, 0.8573, 0.4683, 0.4495, 0.4916, 0.6621, 0.5355],
        [0.6986, 0.4502, 0.8708, 0.4760, 0.4388, 0.5419, 0.6633, 0.5493],
        [0.6271, 0.3910, 0.8422, 0.2759, 0.4727, 0.2775, 0.6521, 0.5047],
        [0.6675, 0.4245, 0.8207, 0.4953, 0.4582, 0.4860, 0.6060, 0.5264],
        [0.6498, 0.4277, 0.8808, 0.4407, 0.4198, 0.4427, 0.6638, 0.5178],
        [0.6913, 0.4296, 0.8735, 0.4553, 0.4264, 0.4849, 0.6353, 0.5129],
        [0.6791, 0.4282, 0.7736, 0.3109, 0.3759, 0.3660, 0.6060, 0.5501],
        [0.6112, 0.3996, 0.7485, 0.2576, 0.4500, 0.2823, 0.6342, 0.5452]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8437589161330834
step:  68
running loss:  0.012408219354898286
 Train Steps: 68/90  Loss: 0.0124 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6139, 0.4019, 0.7137, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
        [0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6574, 0.4143, 0.8031, 0.3755, 0.4134, 0.3475, 0.6050, 0.5221],
        [0.6055, 0.3822, 0.7905, 0.3181, 0.4092, 0.3100, 0.6078, 0.5171],
        [0.6002, 0.3704, 0.7617, 0.3438, 0.4273, 0.2910, 0.5583, 0.5095],
        [0.5412, 0.3202, 0.6806, 0.2306, 0.4217, 0.2505, 0.5640, 0.5077],
        [0.6804, 0.4248, 0.9077, 0.5563, 0.4179, 0.5659, 0.5997, 0.5211],
        [0.4818, 0.3003, 0.6873, 0.2609, 0.4478, 0.2683, 0.5393, 0.5116],
        [0.7298, 0.4601, 0.8969, 0.5499, 0.4313, 0.6434, 0.6491, 0.5297],
        [0.6359, 0.4006, 0.8891, 0.3423, 0.4818, 0.3901, 0.6773, 0.4832]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6139, 0.4019, 0.7138, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
         [0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8512897320324555
step:  69
running loss:  0.012337532348296456
Train Steps: 69/90  Loss: 0.0123 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6429, 0.3846, 0.9090, 0.4461, 0.4379, 0.4578, 0.5886, 0.5220],
        [0.6341, 0.3974, 0.8621, 0.5092, 0.4944, 0.4995, 0.6058, 0.5295],
        [0.6139, 0.4076, 0.7800, 0.3218, 0.3755, 0.4063, 0.5946, 0.5400],
        [0.6022, 0.3759, 0.8596, 0.4588, 0.5010, 0.5012, 0.6091, 0.5032],
        [0.6845, 0.4206, 0.8694, 0.4623, 0.3940, 0.5087, 0.6284, 0.5446],
        [0.5806, 0.3420, 0.6818, 0.2290, 0.4298, 0.2716, 0.5601, 0.5289],
        [0.6133, 0.3850, 0.9095, 0.4131, 0.4331, 0.4100, 0.6622, 0.5053],
        [0.6524, 0.3739, 0.8804, 0.4687, 0.3983, 0.4143, 0.6038, 0.5301]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8528305467916653
step:  70
running loss:  0.012183293525595218
Train Steps: 70/90  Loss: 0.0122 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6255, 0.3748, 0.8938, 0.4418, 0.3911, 0.5406, 0.5918, 0.5268],
        [0.5163, 0.3047, 0.7975, 0.2625, 0.4969, 0.1968, 0.5712, 0.5116],
        [0.6273, 0.3768, 0.8290, 0.3421, 0.3700, 0.3842, 0.5794, 0.5481],
        [0.5764, 0.3479, 0.7528, 0.3221, 0.3897, 0.3325, 0.5494, 0.5493],
        [0.5990, 0.3626, 0.8662, 0.4235, 0.3871, 0.5108, 0.6057, 0.5491],
        [0.6179, 0.3711, 0.8998, 0.5116, 0.4923, 0.4869, 0.5835, 0.5161],
        [0.6275, 0.3973, 0.9284, 0.4910, 0.4084, 0.5210, 0.6650, 0.5278],
        [0.6413, 0.3900, 0.8882, 0.5357, 0.3857, 0.4287, 0.5707, 0.5402]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8542323596775532
step:  71
running loss:  0.01203144168559934
Train Steps: 71/90  Loss: 0.0120 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5770, 0.3702, 0.8246, 0.3224, 0.4389, 0.3208, 0.6044, 0.5446],
        [0.5811, 0.3755, 0.8506, 0.5164, 0.3648, 0.5003, 0.5496, 0.5302],
        [0.5792, 0.3675, 0.8441, 0.4449, 0.3259, 0.4114, 0.5041, 0.5739],
        [0.5408, 0.3342, 0.7698, 0.2914, 0.4380, 0.2589, 0.5881, 0.5285],
        [0.5530, 0.3469, 0.8460, 0.4321, 0.3400, 0.4086, 0.5180, 0.5602],
        [0.5483, 0.3793, 0.8731, 0.4913, 0.4134, 0.4735, 0.5696, 0.5521],
        [0.5468, 0.3407, 0.8052, 0.2672, 0.4373, 0.2658, 0.5853, 0.5293],
        [0.5349, 0.3487, 0.8739, 0.4018, 0.4091, 0.3381, 0.5687, 0.5299]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.856674063950777
step:  72
running loss:  0.011898250888205238
 Train Steps: 72/90  Loss: 0.0119 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5721, 0.3648, 0.8202, 0.3269, 0.3815, 0.3023, 0.5253, 0.5557],
        [0.6015, 0.3963, 0.8259, 0.3027, 0.3946, 0.2854, 0.5421, 0.5332],
        [0.6075, 0.4009, 0.8630, 0.3853, 0.3760, 0.3307, 0.5422, 0.5464],
        [0.5815, 0.3768, 0.8523, 0.5206, 0.4387, 0.4850, 0.5653, 0.5391],
        [0.5945, 0.3826, 0.7995, 0.3192, 0.3579, 0.3361, 0.5497, 0.5543],
        [0.5935, 0.3802, 0.8935, 0.5007, 0.3762, 0.4188, 0.5464, 0.5353],
        [0.5296, 0.3543, 0.8798, 0.5008, 0.4285, 0.4748, 0.5198, 0.5715],
        [0.5407, 0.3619, 0.8395, 0.4189, 0.3694, 0.3604, 0.4980, 0.5526]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8580122668063268
step:  73
running loss:  0.01175359269597708
Train Steps: 73/90  Loss: 0.0118 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5556, 0.3674, 0.8377, 0.2737, 0.4335, 0.2239, 0.5279, 0.5071],
        [0.5495, 0.3718, 0.7725, 0.2917, 0.4186, 0.2792, 0.5280, 0.5383],
        [0.5975, 0.4284, 0.8890, 0.5499, 0.3918, 0.4092, 0.5249, 0.5415],
        [0.5203, 0.3569, 0.8910, 0.2834, 0.4844, 0.2743, 0.6489, 0.5207],
        [0.5784, 0.4225, 0.8261, 0.3489, 0.3764, 0.2834, 0.5185, 0.5526],
        [0.6175, 0.4279, 0.9348, 0.5584, 0.3562, 0.5445, 0.5273, 0.5581],
        [0.6138, 0.4256, 0.7771, 0.3004, 0.3516, 0.3386, 0.5488, 0.5665],
        [0.6027, 0.4076, 0.7594, 0.3404, 0.3540, 0.3074, 0.4966, 0.5514]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8606450074585155
step:  74
running loss:  0.011630337938628587
Train Steps: 74/90  Loss: 0.0116 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6176, 0.3911, 0.8738, 0.4217, 0.3488, 0.4033, 0.6025, 0.4817],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6290, 0.4395, 0.8563, 0.3367, 0.4081, 0.2847, 0.6071, 0.5613],
        [0.6373, 0.4309, 0.8770, 0.4503, 0.4436, 0.4187, 0.5412, 0.5536],
        [0.6073, 0.4401, 0.8787, 0.4466, 0.4488, 0.4279, 0.5620, 0.5581],
        [0.6246, 0.4447, 0.8888, 0.4558, 0.3932, 0.4469, 0.5294, 0.5504],
        [0.6540, 0.4370, 0.7701, 0.2456, 0.3673, 0.2334, 0.5448, 0.5332],
        [0.6194, 0.4169, 0.8621, 0.4388, 0.4443, 0.5149, 0.5497, 0.5537],
        [0.6443, 0.4170, 0.8732, 0.3948, 0.3623, 0.3728, 0.5195, 0.5393],
        [0.6201, 0.4285, 0.8864, 0.3037, 0.4047, 0.3044, 0.6332, 0.5474]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6176, 0.3911, 0.8737, 0.4217, 0.3487, 0.4033, 0.6025, 0.4817],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8626611140789464
step:  75
running loss:  0.011502148187719285
Train Steps: 75/90  Loss: 0.0115 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6245, 0.4360, 0.8635, 0.4273, 0.4271, 0.4352, 0.5655, 0.5258],
        [0.6267, 0.4584, 0.8634, 0.4847, 0.3942, 0.4329, 0.5814, 0.5642],
        [0.6581, 0.4601, 0.8488, 0.2100, 0.4235, 0.1943, 0.6559, 0.5183],
        [0.6071, 0.4238, 0.8191, 0.2969, 0.3818, 0.2718, 0.6269, 0.5375],
        [0.6349, 0.4543, 0.8456, 0.4415, 0.4136, 0.4470, 0.6092, 0.5495],
        [0.6615, 0.4462, 0.8442, 0.3378, 0.3510, 0.3641, 0.6180, 0.5369],
        [0.6187, 0.4142, 0.8872, 0.4145, 0.3976, 0.4471, 0.5936, 0.5266],
        [0.6192, 0.4561, 0.8630, 0.4248, 0.4287, 0.4223, 0.5841, 0.5305]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.86508232972119
step:  76
running loss:  0.011382662233173553
 Train Steps: 76/90  Loss: 0.0114 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5771, 0.3978, 0.8029, 0.2722, 0.4141, 0.3073, 0.6815, 0.5198],
        [0.6085, 0.4261, 0.8393, 0.4270, 0.3635, 0.4012, 0.5760, 0.5183],
        [0.5968, 0.4245, 0.8060, 0.4617, 0.4207, 0.4515, 0.6187, 0.5316],
        [0.6251, 0.4489, 0.8296, 0.3746, 0.3768, 0.3473, 0.5871, 0.5281],
        [0.6556, 0.4485, 0.8583, 0.2192, 0.4339, 0.2290, 0.6672, 0.5177],
        [0.6243, 0.4550, 0.7873, 0.1887, 0.4288, 0.1917, 0.6569, 0.5013],
        [0.5891, 0.4459, 0.8296, 0.4930, 0.4048, 0.5645, 0.6507, 0.5437],
        [0.6506, 0.4640, 0.8796, 0.4551, 0.3506, 0.4018, 0.6355, 0.4990]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8669920227257535
step:  77
running loss:  0.01125963665877602
Train Steps: 77/90  Loss: 0.0113 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6205, 0.4062, 0.8337, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6650, 0.4347, 0.8744, 0.4900, 0.3861, 0.4386, 0.6273, 0.5055],
        [0.6044, 0.4057, 0.8026, 0.2726, 0.3897, 0.3852, 0.6577, 0.5237],
        [0.7325, 0.5001, 0.8779, 0.5122, 0.4095, 0.3320, 0.6974, 0.5019],
        [0.6298, 0.4239, 0.7692, 0.2225, 0.4536, 0.1487, 0.6777, 0.4890],
        [0.6142, 0.3649, 0.8179, 0.2979, 0.4253, 0.2464, 0.6475, 0.5156],
        [0.5920, 0.3943, 0.7995, 0.3386, 0.3788, 0.4432, 0.6688, 0.5305],
        [0.6075, 0.4290, 0.8975, 0.4775, 0.4835, 0.4502, 0.6819, 0.5282],
        [0.6853, 0.4624, 0.8745, 0.5447, 0.3783, 0.4823, 0.6775, 0.5141]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6205, 0.4062, 0.8338, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8684362914646044
step:  78
running loss:  0.01113379860852057
Train Steps: 78/90  Loss: 0.0111 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6333, 0.4204, 0.7791, 0.2819, 0.4128, 0.2189, 0.6612, 0.5254],
        [0.7018, 0.4661, 0.9411, 0.4837, 0.3963, 0.5429, 0.7287, 0.5176],
        [0.6514, 0.4204, 0.7638, 0.2597, 0.4110, 0.1882, 0.6433, 0.4838],
        [0.7044, 0.4533, 0.8991, 0.6170, 0.3925, 0.5476, 0.6761, 0.5157],
        [0.5008, 0.2885, 0.7548, 0.2519, 0.4445, 0.1971, 0.6265, 0.5172],
        [0.6706, 0.4102, 0.9236, 0.5346, 0.4214, 0.6095, 0.6859, 0.4901],
        [0.6292, 0.3884, 0.8051, 0.2587, 0.4408, 0.2057, 0.6468, 0.5499],
        [0.6336, 0.3999, 0.9124, 0.6172, 0.4317, 0.5350, 0.6373, 0.5216]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8717839835444465
step:  79
running loss:  0.011035240298030968
Train Steps: 79/90  Loss: 0.0110 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6030, 0.3594, 0.8412, 0.5356, 0.4528, 0.4940, 0.6149, 0.5121],
        [0.5933, 0.3381, 0.8520, 0.2899, 0.5123, 0.2131, 0.6733, 0.5340],
        [0.6143, 0.3798, 0.8628, 0.5381, 0.4447, 0.5084, 0.6310, 0.5308],
        [0.6493, 0.3699, 0.8399, 0.5038, 0.3668, 0.4863, 0.6120, 0.5405],
        [0.6789, 0.4246, 0.8697, 0.5666, 0.3557, 0.4841, 0.6516, 0.5291],
        [0.6382, 0.3728, 0.7099, 0.2474, 0.4178, 0.1808, 0.5965, 0.5131],
        [0.6297, 0.3438, 0.8159, 0.3174, 0.4052, 0.2538, 0.6249, 0.5244],
        [0.7083, 0.4381, 0.9010, 0.4947, 0.4144, 0.3560, 0.7052, 0.5052]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8729040948674083
step:  80
running loss:  0.010911301185842603
 Train Steps: 80/90  Loss: 0.0109 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5762, 0.3329, 0.7517, 0.2781, 0.4145, 0.1953, 0.5292, 0.5349],
        [0.6681, 0.4076, 0.7123, 0.3287, 0.3506, 0.2726, 0.5663, 0.5310],
        [0.6413, 0.3766, 0.8545, 0.6113, 0.4202, 0.5100, 0.5876, 0.5184],
        [0.5882, 0.3514, 0.9092, 0.5452, 0.4597, 0.5661, 0.6020, 0.5366],
        [0.6590, 0.3704, 0.8900, 0.5376, 0.4571, 0.5833, 0.6199, 0.5511],
        [0.6882, 0.4035, 0.7938, 0.2930, 0.4340, 0.1886, 0.6237, 0.5297],
        [0.6247, 0.3833, 0.8365, 0.5761, 0.4203, 0.4921, 0.5985, 0.5927],
        [0.6403, 0.3778, 0.8570, 0.3007, 0.5033, 0.2290, 0.6974, 0.5138]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0079, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0079, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.880808724090457
step:  81
running loss:  0.01087418177889453
Train Steps: 81/90  Loss: 0.0109 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6216, 0.3691, 0.8633, 0.5882, 0.4457, 0.5147, 0.6355, 0.5467],
        [0.6850, 0.3830, 0.8209, 0.3345, 0.4442, 0.2901, 0.6099, 0.5626],
        [0.6290, 0.3722, 0.8811, 0.4910, 0.4291, 0.4807, 0.6123, 0.5476],
        [0.6498, 0.3795, 0.8206, 0.3536, 0.3999, 0.3637, 0.5786, 0.5534],
        [0.6327, 0.3948, 0.7703, 0.3668, 0.4033, 0.3676, 0.5708, 0.5905],
        [0.6211, 0.3289, 0.8803, 0.5134, 0.4360, 0.4698, 0.5691, 0.5627],
        [0.5953, 0.3649, 0.7168, 0.2784, 0.4429, 0.1925, 0.5494, 0.5407],
        [0.6489, 0.3648, 0.8822, 0.5375, 0.4523, 0.4195, 0.5986, 0.5419]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.882431311882101
step:  82
running loss:  0.010761357461976841
Train Steps: 82/90  Loss: 0.0108 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6214, 0.3727, 0.7104, 0.2819, 0.4215, 0.2213, 0.5095, 0.5704],
        [0.6013, 0.3810, 0.8906, 0.5344, 0.4157, 0.5617, 0.6100, 0.5443],
        [0.6315, 0.3857, 0.8651, 0.4446, 0.3643, 0.4125, 0.5376, 0.5502],
        [0.6312, 0.3986, 0.8583, 0.5682, 0.5022, 0.4889, 0.5536, 0.5491],
        [0.5955, 0.4035, 0.8144, 0.5087, 0.3951, 0.4339, 0.5913, 0.5845],
        [0.5218, 0.3318, 0.7971, 0.2683, 0.4273, 0.2634, 0.5459, 0.5848],
        [0.5299, 0.3395, 0.7230, 0.2444, 0.4156, 0.1974, 0.5371, 0.5694],
        [0.5515, 0.3686, 0.8005, 0.3105, 0.3675, 0.3014, 0.5491, 0.5271]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0140, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0140, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8964379815151915
step:  83
running loss:  0.010800457608616766
Train Steps: 83/90  Loss: 0.0108 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5326, 0.3346, 0.8373, 0.5127, 0.4292, 0.4920, 0.5383, 0.5489],
        [0.5526, 0.3637, 0.8333, 0.2463, 0.4774, 0.2220, 0.6235, 0.5523],
        [0.5676, 0.3812, 0.8502, 0.3600, 0.3812, 0.3840, 0.5246, 0.5630],
        [0.5029, 0.3379, 0.7094, 0.2572, 0.4360, 0.2681, 0.5220, 0.5629],
        [0.5869, 0.3627, 0.8255, 0.5369, 0.3665, 0.4870, 0.5639, 0.5548],
        [0.5658, 0.3800, 0.8173, 0.5128, 0.4016, 0.4779, 0.5786, 0.5503],
        [0.5854, 0.3794, 0.7980, 0.2851, 0.3610, 0.3052, 0.5562, 0.5387],
        [0.5243, 0.3401, 0.8351, 0.3306, 0.3540, 0.4555, 0.5691, 0.5675]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.8985337674384937
step:  84
running loss:  0.010696830564743973
 Train Steps: 84/90  Loss: 0.0107 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5225, 0.3469, 0.8365, 0.3800, 0.3507, 0.4460, 0.5555, 0.5378],
        [0.4763, 0.3448, 0.7153, 0.2141, 0.4209, 0.2689, 0.5513, 0.5684],
        [0.5475, 0.3803, 0.8438, 0.5036, 0.3565, 0.4401, 0.5760, 0.5350],
        [0.4865, 0.3568, 0.8518, 0.3545, 0.3320, 0.3578, 0.5361, 0.5598],
        [0.5865, 0.3979, 0.8120, 0.2146, 0.3638, 0.2559, 0.5730, 0.5537],
        [0.4913, 0.3482, 0.8402, 0.4484, 0.4285, 0.4935, 0.5410, 0.5497],
        [0.5621, 0.3714, 0.8258, 0.4831, 0.3521, 0.4723, 0.6025, 0.5578],
        [0.5258, 0.3645, 0.8049, 0.4832, 0.3943, 0.4806, 0.5652, 0.6209]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.901197498315014
step:  85
running loss:  0.0106023235095884
Train Steps: 85/90  Loss: 0.0106 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5604, 0.4111, 0.7505, 0.3297, 0.3333, 0.3955, 0.5836, 0.5738],
        [0.4741, 0.3754, 0.8639, 0.3444, 0.4385, 0.3285, 0.6015, 0.5387],
        [0.4714, 0.3799, 0.8131, 0.3051, 0.3737, 0.3540, 0.5557, 0.5612],
        [0.3484, 0.2857, 0.7763, 0.2619, 0.3515, 0.3478, 0.5347, 0.5393],
        [0.4544, 0.3571, 0.6789, 0.2221, 0.3817, 0.2357, 0.5271, 0.5358],
        [0.5848, 0.3920, 0.8319, 0.3195, 0.3314, 0.4011, 0.6398, 0.5342],
        [0.5762, 0.3898, 0.8072, 0.5178, 0.3728, 0.5168, 0.5860, 0.5971],
        [0.5460, 0.3911, 0.8495, 0.4813, 0.3454, 0.3946, 0.5857, 0.5254]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0056, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0056, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.9067885667318478
step:  86
running loss:  0.010544053101533115
Train Steps: 86/90  Loss: 0.0105 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4804, 0.3765, 0.7629, 0.2209, 0.4160, 0.2672, 0.5957, 0.5630],
        [0.5317, 0.4018, 0.8057, 0.3704, 0.3130, 0.4027, 0.5884, 0.5213],
        [0.5202, 0.4078, 0.7146, 0.2645, 0.3400, 0.3162, 0.5732, 0.5277],
        [0.5567, 0.4072, 0.7966, 0.2697, 0.3687, 0.3272, 0.5992, 0.5057],
        [0.5670, 0.3871, 0.8749, 0.5211, 0.3079, 0.4514, 0.5793, 0.5269],
        [0.3928, 0.3086, 0.8130, 0.2346, 0.4734, 0.2574, 0.5827, 0.5535],
        [0.5530, 0.3793, 0.8436, 0.5372, 0.3630, 0.5155, 0.5582, 0.5575],
        [0.5016, 0.3815, 0.8580, 0.4418, 0.3176, 0.5024, 0.6462, 0.5298]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.9128216054523364
step:  87
running loss:  0.010492202361521107
Train Steps: 87/90  Loss: 0.0105 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6309, 0.4411, 0.8566, 0.5458, 0.3440, 0.4899, 0.6248, 0.5228],
        [0.6560, 0.4673, 0.8795, 0.3399, 0.3029, 0.3756, 0.6669, 0.4935],
        [0.5384, 0.3722, 0.7807, 0.1819, 0.4088, 0.2115, 0.6427, 0.5097],
        [0.4743, 0.3617, 0.8475, 0.3988, 0.3414, 0.3437, 0.5752, 0.5261],
        [0.4291, 0.3059, 0.7685, 0.2349, 0.4137, 0.2631, 0.5626, 0.5433],
        [0.5035, 0.3525, 0.8084, 0.2813, 0.3893, 0.3058, 0.5725, 0.5391],
        [0.3030, 0.2367, 0.7332, 0.2236, 0.3690, 0.2707, 0.5061, 0.5414],
        [0.5988, 0.4033, 0.8804, 0.5317, 0.3392, 0.4191, 0.6056, 0.5135]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.9177949238801375
step:  88
running loss:  0.010429487771365199
 Train Steps: 88/90  Loss: 0.0104 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5929, 0.3731, 0.8705, 0.4031, 0.3528, 0.4151, 0.6100, 0.5097],
        [0.4927, 0.3507, 0.8621, 0.2883, 0.3869, 0.2458, 0.5743, 0.5135],
        [0.5013, 0.3601, 0.7256, 0.2112, 0.4145, 0.1674, 0.5532, 0.5421],
        [0.5520, 0.3886, 0.8470, 0.3874, 0.4040, 0.4425, 0.6123, 0.5298],
        [0.6129, 0.4044, 0.8738, 0.4380, 0.4148, 0.4499, 0.6192, 0.5410],
        [0.5775, 0.3733, 0.8324, 0.4880, 0.3656, 0.3719, 0.5710, 0.5103],
        [0.5449, 0.3729, 0.8941, 0.4075, 0.3529, 0.3875, 0.6507, 0.5150],
        [0.5946, 0.3648, 0.8880, 0.5087, 0.3705, 0.4399, 0.5809, 0.5327]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.9196687457151711
step:  89
running loss:  0.010333356693428889
Train Steps: 89/90  Loss: 0.0103 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5435, 0.3552, 0.8985, 0.4497, 0.3395, 0.4142, 0.5730, 0.5355],
        [0.5902, 0.3901, 0.8323, 0.3892, 0.3376, 0.3772, 0.5743, 0.5076],
        [0.6234, 0.4027, 0.7875, 0.3771, 0.3801, 0.3209, 0.5971, 0.5437],
        [0.5622, 0.3665, 0.7203, 0.2761, 0.3826, 0.2560, 0.5562, 0.5354],
        [0.5153, 0.3298, 0.9352, 0.3171, 0.4653, 0.2956, 0.6762, 0.5267],
        [0.5273, 0.3673, 0.7741, 0.2380, 0.4547, 0.1751, 0.5787, 0.5063],
        [0.6221, 0.4118, 0.8282, 0.2833, 0.4419, 0.2312, 0.6158, 0.5239],
        [0.6492, 0.3897, 0.8705, 0.5609, 0.4380, 0.5152, 0.5819, 0.5223]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0071, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0071, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.9267268031835556
step:  90
running loss:  0.010296964479817285
Valid Steps: 10/10  Loss: nan 9.9663 
--------------------------------------------------
Epoch: 1  Train Loss: 0.0103 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6872, 0.4337, 0.8972, 0.4201, 0.3770, 0.3324, 0.6289, 0.5134],
        [0.6172, 0.3803, 0.8485, 0.3648, 0.3583, 0.3490, 0.5906, 0.5130],
        [0.6515, 0.3853, 0.8185, 0.2864, 0.4441, 0.2439, 0.6147, 0.5116],
        [0.4792, 0.2720, 0.8376, 0.3685, 0.4626, 0.3081, 0.5410, 0.5550],
        [0.5997, 0.3969, 0.7568, 0.2729, 0.3546, 0.3386, 0.5979, 0.5413],
        [0.5900, 0.3652, 0.8555, 0.3659, 0.4145, 0.3966, 0.5892, 0.5485],
        [0.6974, 0.4176, 0.8878, 0.5917, 0.4094, 0.4353, 0.6341, 0.5390],
        [0.4887, 0.3089, 0.8156, 0.2632, 0.4195, 0.2369, 0.5856, 0.5529]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002330109942704439
step:  1
running loss:  0.002330109942704439
Train Steps: 1/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6145, 0.3738, 0.8607, 0.4208, 0.3780, 0.3628, 0.5549, 0.5305],
        [0.6738, 0.3928, 0.8229, 0.4044, 0.3819, 0.3683, 0.5741, 0.5606],
        [0.6270, 0.3677, 0.8551, 0.4638, 0.4560, 0.4233, 0.5913, 0.5175],
        [0.5668, 0.3573, 0.7547, 0.2084, 0.4347, 0.1876, 0.6145, 0.5623],
        [0.7260, 0.4346, 0.8786, 0.5015, 0.4410, 0.4891, 0.6635, 0.5420],
        [0.6284, 0.3754, 0.8509, 0.4435, 0.4574, 0.4805, 0.6267, 0.5466],
        [0.5074, 0.3131, 0.7886, 0.2444, 0.4170, 0.2448, 0.5512, 0.5679],
        [0.6932, 0.4020, 0.8751, 0.3573, 0.3753, 0.3645, 0.6225, 0.5110]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004169229883700609
step:  2
running loss:  0.0020846149418503046
 Train Steps: 2/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6210, 0.3733, 0.7070, 0.1875, 0.4298, 0.2392, 0.6003, 0.5556],
        [0.5637, 0.3689, 0.8830, 0.3828, 0.3889, 0.4043, 0.5980, 0.5772],
        [0.6553, 0.3891, 0.8563, 0.4888, 0.3935, 0.3760, 0.5745, 0.5657],
        [0.7391, 0.4401, 0.8648, 0.4355, 0.4207, 0.4890, 0.6368, 0.5273],
        [0.7080, 0.4109, 0.8534, 0.5227, 0.4033, 0.4343, 0.5789, 0.5379],
        [0.6257, 0.4029, 0.8454, 0.4019, 0.4475, 0.5099, 0.6265, 0.5559],
        [0.5795, 0.3841, 0.8735, 0.4313, 0.3932, 0.4179, 0.6239, 0.5749],
        [0.7210, 0.4312, 0.7837, 0.2215, 0.4313, 0.2648, 0.6441, 0.5431]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005690339137800038
step:  3
running loss:  0.0018967797126000125
Train Steps: 3/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
        [0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6077, 0.3637, 0.8153, 0.3016, 0.4283, 0.3415, 0.6094, 0.5728],
        [0.7280, 0.4462, 0.8907, 0.4716, 0.3838, 0.4796, 0.6378, 0.5437],
        [0.6187, 0.3866, 0.8951, 0.4905, 0.4692, 0.4792, 0.5636, 0.5441],
        [0.6859, 0.4542, 0.8208, 0.4771, 0.3889, 0.4240, 0.6505, 0.5725],
        [0.6441, 0.4278, 0.7551, 0.2768, 0.4004, 0.3053, 0.5613, 0.5257],
        [0.6740, 0.4174, 0.8163, 0.4472, 0.3975, 0.4796, 0.6239, 0.5814],
        [0.4253, 0.2775, 0.7268, 0.2199, 0.4191, 0.2303, 0.5546, 0.5585],
        [0.7390, 0.4758, 0.8779, 0.4258, 0.3620, 0.4260, 0.6183, 0.5347]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
         [0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011675780289806426
step:  4
running loss:  0.0029189450724516064
Train Steps: 4/90  Loss: 0.0029 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6264, 0.3890, 0.8849, 0.4577, 0.3787, 0.3752, 0.6042, 0.5390],
        [0.6357, 0.4101, 0.8017, 0.3282, 0.3719, 0.4082, 0.6085, 0.5483],
        [0.5796, 0.3818, 0.7151, 0.2136, 0.4244, 0.2336, 0.6140, 0.5432],
        [0.5836, 0.3846, 0.8652, 0.4589, 0.3859, 0.4856, 0.5789, 0.5566],
        [0.4955, 0.3177, 0.7559, 0.3055, 0.3664, 0.3517, 0.5298, 0.5826],
        [0.6555, 0.4345, 0.8346, 0.5506, 0.4640, 0.4997, 0.5712, 0.5504],
        [0.6729, 0.4611, 0.7886, 0.4845, 0.3807, 0.4276, 0.6603, 0.5793],
        [0.6554, 0.4426, 0.8285, 0.4267, 0.4289, 0.4932, 0.5877, 0.5431]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013066976680420339
step:  5
running loss:  0.002613395336084068
Train Steps: 5/90  Loss: 0.0026 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6205, 0.4062, 0.8337, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5977, 0.4350, 0.8050, 0.4319, 0.3415, 0.4584, 0.5779, 0.5418],
        [0.6764, 0.4721, 0.8811, 0.6016, 0.4422, 0.5708, 0.6735, 0.5176],
        [0.3770, 0.2507, 0.8024, 0.3486, 0.4141, 0.3534, 0.5272, 0.5591],
        [0.6396, 0.4189, 0.7438, 0.3510, 0.3652, 0.4136, 0.6224, 0.5179],
        [0.5993, 0.3926, 0.7307, 0.3044, 0.3918, 0.3173, 0.5537, 0.5438],
        [0.5945, 0.3974, 0.8848, 0.5304, 0.3780, 0.4062, 0.5683, 0.5607],
        [0.6597, 0.4484, 0.8276, 0.3433, 0.3842, 0.4623, 0.6476, 0.5271],
        [0.6816, 0.4689, 0.7731, 0.3694, 0.3935, 0.3450, 0.6229, 0.5515]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6205, 0.4062, 0.8338, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
 loss_train:  0.018506109598092735
step:  6
running loss:  0.0030843515996821225
Train Steps: 6/90  Loss: 0.0031 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5708, 0.3968, 0.7693, 0.4015, 0.3199, 0.4287, 0.5562, 0.5247],
        [0.5546, 0.3773, 0.8702, 0.5485, 0.3906, 0.5924, 0.6215, 0.5399],
        [0.6222, 0.4316, 0.7642, 0.3521, 0.3556, 0.3273, 0.5974, 0.5201],
        [0.6468, 0.4305, 0.8375, 0.4463, 0.3929, 0.5610, 0.6378, 0.5235],
        [0.5255, 0.3410, 0.6833, 0.2793, 0.3942, 0.2555, 0.5385, 0.5084],
        [0.5840, 0.3774, 0.7915, 0.2801, 0.4503, 0.2402, 0.6608, 0.5368],
        [0.5709, 0.4004, 0.8241, 0.6080, 0.4465, 0.5133, 0.5526, 0.5187],
        [0.5726, 0.3613, 0.8635, 0.5536, 0.3483, 0.4468, 0.5813, 0.5152]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01996891770977527
step:  7
running loss:  0.0028527025299678955
Train Steps: 7/90  Loss: 0.0029 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5045, 0.3187, 0.7871, 0.2918, 0.3870, 0.3102, 0.5536, 0.5498],
        [0.4373, 0.3065, 0.6487, 0.2241, 0.3569, 0.2030, 0.5153, 0.5458],
        [0.6749, 0.4379, 0.8354, 0.4962, 0.3637, 0.5110, 0.5942, 0.4977],
        [0.5190, 0.3392, 0.8178, 0.3587, 0.4088, 0.2443, 0.5731, 0.5093],
        [0.5491, 0.3799, 0.8266, 0.4311, 0.3344, 0.3934, 0.5794, 0.5571],
        [0.6324, 0.3970, 0.8339, 0.5412, 0.4179, 0.5375, 0.5340, 0.5230],
        [0.5478, 0.3553, 0.8102, 0.4492, 0.3866, 0.3094, 0.5413, 0.5078],
        [0.6430, 0.4296, 0.8219, 0.5368, 0.3574, 0.5627, 0.6212, 0.5529]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022683476679958403
step:  8
running loss:  0.0028354345849948004
Train Steps: 8/90  Loss: 0.0028 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6031, 0.4043, 0.8679, 0.4927, 0.4254, 0.4905, 0.5511, 0.5095],
        [0.5522, 0.3762, 0.7357, 0.2780, 0.3510, 0.3617, 0.5283, 0.5241],
        [0.5653, 0.3769, 0.8385, 0.4342, 0.4193, 0.4412, 0.5588, 0.5099],
        [0.5708, 0.3708, 0.7378, 0.2137, 0.3824, 0.2108, 0.5804, 0.4831],
        [0.5330, 0.3495, 0.8532, 0.3130, 0.3553, 0.2720, 0.5710, 0.4873],
        [0.6152, 0.3664, 0.8556, 0.5128, 0.3753, 0.3823, 0.5417, 0.4911],
        [0.6507, 0.4053, 0.8211, 0.5239, 0.3740, 0.4510, 0.5287, 0.5169],
        [0.5049, 0.3249, 0.8977, 0.4204, 0.3946, 0.3056, 0.6048, 0.5078]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02442885807249695
step:  9
running loss:  0.002714317563610772
Train Steps: 9/90  Loss: 0.0027 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6161, 0.3976, 0.8913, 0.5049, 0.4627, 0.4538, 0.5329, 0.5048],
        [0.4613, 0.3151, 0.7858, 0.2366, 0.3750, 0.2504, 0.5672, 0.5301],
        [0.6097, 0.4158, 0.8656, 0.5438, 0.3685, 0.4619, 0.5735, 0.4866],
        [0.5733, 0.3802, 0.7500, 0.2107, 0.4054, 0.1448, 0.5669, 0.5125],
        [0.5220, 0.3303, 0.7986, 0.2464, 0.3953, 0.2086, 0.5738, 0.5130],
        [0.5901, 0.4047, 0.9199, 0.4660, 0.4396, 0.5506, 0.5753, 0.4923],
        [0.6348, 0.4031, 0.9029, 0.5513, 0.3419, 0.3958, 0.5533, 0.5214],
        [0.5432, 0.3565, 0.7056, 0.2154, 0.3556, 0.2192, 0.5092, 0.5026]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.030593233765102923
step:  10
running loss:  0.003059323376510292
 Train Steps: 10/90  Loss: 0.0031 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6524, 0.4194, 0.8302, 0.2453, 0.4642, 0.2088, 0.6127, 0.5133],
        [0.5333, 0.3385, 0.7581, 0.2202, 0.4625, 0.1170, 0.5673, 0.4804],
        [0.4795, 0.3257, 0.8051, 0.2669, 0.3902, 0.2321, 0.5726, 0.5239],
        [0.5878, 0.4107, 0.8545, 0.5105, 0.3563, 0.4354, 0.5768, 0.5078],
        [0.4419, 0.3261, 0.7948, 0.2944, 0.3893, 0.2562, 0.5276, 0.5387],
        [0.6046, 0.4057, 0.9291, 0.5008, 0.4122, 0.5362, 0.5740, 0.5424],
        [0.5551, 0.3804, 0.8104, 0.3170, 0.3766, 0.2811, 0.5634, 0.5270],
        [0.6001, 0.3880, 0.7420, 0.3093, 0.3546, 0.2835, 0.4877, 0.5316]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.033024250413291156
step:  11
running loss:  0.0030022045830264688
Train Steps: 11/90  Loss: 0.0030 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5612, 0.3811, 0.8602, 0.2296, 0.4916, 0.2306, 0.6434, 0.5336],
        [0.6425, 0.4218, 0.8356, 0.3556, 0.4207, 0.3121, 0.6238, 0.5244],
        [0.6146, 0.4007, 0.8371, 0.4343, 0.4082, 0.3477, 0.6174, 0.5276],
        [0.6623, 0.4279, 0.8380, 0.4641, 0.4136, 0.4596, 0.5665, 0.5384],
        [0.5593, 0.3786, 0.9084, 0.4347, 0.4017, 0.4581, 0.6508, 0.5335],
        [0.6136, 0.4184, 0.9224, 0.3770, 0.3960, 0.4299, 0.5676, 0.5565],
        [0.5552, 0.3466, 0.8568, 0.3470, 0.4307, 0.2913, 0.5624, 0.5741],
        [0.6698, 0.4377, 0.8489, 0.4851, 0.4061, 0.4395, 0.5585, 0.5461]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03542143327649683
step:  12
running loss:  0.0029517861063747355
Train Steps: 12/90  Loss: 0.0030 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5890, 0.4046, 0.8961, 0.4043, 0.4132, 0.5221, 0.6450, 0.5752],
        [0.6591, 0.4443, 0.7609, 0.2467, 0.4018, 0.2730, 0.6092, 0.5504],
        [0.6208, 0.4260, 0.8892, 0.4191, 0.3758, 0.3963, 0.5760, 0.5460],
        [0.6432, 0.4296, 0.8513, 0.2810, 0.4636, 0.2191, 0.6936, 0.5478],
        [0.6852, 0.4710, 0.8878, 0.5743, 0.4098, 0.4560, 0.5968, 0.5572],
        [0.3552, 0.2292, 0.8169, 0.2640, 0.4351, 0.2463, 0.5953, 0.5789],
        [0.6208, 0.4168, 0.8051, 0.2661, 0.4353, 0.2119, 0.6514, 0.5384],
        [0.5933, 0.4019, 0.8066, 0.2821, 0.4158, 0.2314, 0.5887, 0.5460]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.038919162820093334
step:  13
running loss:  0.0029937817553917947
Train Steps: 13/90  Loss: 0.0030 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6692, 0.4524, 0.8693, 0.4409, 0.3938, 0.4273, 0.6492, 0.5632],
        [0.5813, 0.3906, 0.8782, 0.1791, 0.4501, 0.1834, 0.7445, 0.5954],
        [0.6371, 0.4335, 0.8636, 0.4553, 0.4532, 0.3713, 0.6627, 0.5859],
        [0.6131, 0.4125, 0.8602, 0.4216, 0.3713, 0.4308, 0.6201, 0.5651],
        [0.5784, 0.3985, 0.8561, 0.4410, 0.4433, 0.4864, 0.6356, 0.5596],
        [0.6493, 0.4302, 0.8929, 0.4087, 0.3751, 0.4351, 0.6520, 0.5835],
        [0.6617, 0.4436, 0.8709, 0.4943, 0.4211, 0.4950, 0.6436, 0.5883],
        [0.5980, 0.4068, 0.8920, 0.3774, 0.4322, 0.4469, 0.6501, 0.5687]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04132039553951472
step:  14
running loss:  0.0029514568242510514
 Train Steps: 14/90  Loss: 0.0030 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5942, 0.3891, 0.8576, 0.4474, 0.4046, 0.4978, 0.5956, 0.5803],
        [0.6719, 0.4472, 0.8531, 0.3704, 0.3951, 0.3693, 0.6507, 0.5522],
        [0.6160, 0.4064, 0.8342, 0.3875, 0.3559, 0.3626, 0.5747, 0.6071],
        [0.7079, 0.4728, 0.8355, 0.2891, 0.4455, 0.2665, 0.7089, 0.5726],
        [0.6223, 0.4199, 0.8382, 0.5415, 0.4098, 0.5251, 0.6462, 0.5646],
        [0.3999, 0.2640, 0.8994, 0.3008, 0.4934, 0.2666, 0.7216, 0.5950],
        [0.6839, 0.4563, 0.8921, 0.3541, 0.4058, 0.3401, 0.7596, 0.5681],
        [0.6237, 0.4080, 0.8588, 0.4664, 0.3939, 0.5808, 0.6382, 0.6014]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0049, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0049, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.046259972150437534
step:  15
running loss:  0.003083998143362502
Train Steps: 15/90  Loss: 0.0031 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [   nan,    nan, 0.6793, 0.2110, 0.4012, 0.2167, 0.5112, 0.5583],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6457, 0.4295, 0.8061, 0.3196, 0.3867, 0.3391, 0.6472, 0.5647],
        [0.6592, 0.4132, 0.8562, 0.3014, 0.4840, 0.2955, 0.7247, 0.5346],
        [0.6431, 0.4059, 0.9184, 0.3719, 0.3832, 0.3503, 0.6498, 0.5410],
        [0.6882, 0.4392, 0.8831, 0.5727, 0.3650, 0.5405, 0.6501, 0.5698],
        [0.6855, 0.4245, 0.9158, 0.5830, 0.3851, 0.6142, 0.6524, 0.5226],
        [0.3411, 0.2191, 0.7176, 0.2231, 0.4243, 0.2191, 0.5480, 0.5725],
        [0.6789, 0.4679, 0.8847, 0.6112, 0.3784, 0.5188, 0.6684, 0.5326],
        [0.2940, 0.1794, 0.7829, 0.2765, 0.3914, 0.2806, 0.5706, 0.5670]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.0000, 0.0000, 0.6793, 0.2110, 0.4013, 0.2167, 0.5113, 0.5583],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0061, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0061, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05236703611444682
step:  16
running loss:  0.003272939757152926
Train Steps: 16/90  Loss: 0.0033 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5899, 0.3427, 0.7989, 0.3637, 0.3790, 0.3644, 0.6021, 0.5073],
        [0.5794, 0.3500, 0.7829, 0.3558, 0.4715, 0.2606, 0.6293, 0.5235],
        [0.5524, 0.3206, 0.8937, 0.4374, 0.4395, 0.4080, 0.6941, 0.5116],
        [0.5741, 0.3633, 0.9493, 0.5738, 0.3724, 0.6298, 0.6568, 0.5525],
        [0.5215, 0.3038, 0.7782, 0.3703, 0.3806, 0.3965, 0.5499, 0.5504],
        [0.6112, 0.3637, 0.8144, 0.3356, 0.3792, 0.4078, 0.6076, 0.5224],
        [0.5639, 0.3496, 0.8526, 0.3172, 0.4734, 0.2581, 0.6480, 0.5238],
        [0.4399, 0.2583, 0.7541, 0.2975, 0.3986, 0.2429, 0.5493, 0.5150]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.057400591555051506
step:  17
running loss:  0.003376505385591265
Train Steps: 17/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5694, 0.3072, 0.9180, 0.5808, 0.4260, 0.5578, 0.5957, 0.4780],
        [0.4657, 0.2800, 0.7147, 0.2770, 0.4011, 0.2651, 0.5142, 0.5039],
        [0.5343, 0.2985, 0.7305, 0.2937, 0.3831, 0.3645, 0.5357, 0.5165],
        [0.3305, 0.1637, 0.7213, 0.2061, 0.4155, 0.2128, 0.5293, 0.5100],
        [0.5894, 0.3573, 0.9104, 0.5207, 0.3549, 0.4583, 0.5722, 0.4644],
        [0.6676, 0.4207, 0.8576, 0.6183, 0.4383, 0.4724, 0.6427, 0.5154],
        [0.5665, 0.3570, 0.8540, 0.3346, 0.3749, 0.3530, 0.5816, 0.4958],
        [0.5989, 0.3703, 0.8312, 0.2364, 0.4190, 0.3152, 0.6319, 0.4938]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06192554801236838
step:  18
running loss:  0.0034403082229093546
 Train Steps: 18/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5125, 0.2871, 0.7511, 0.2094, 0.4505, 0.1997, 0.5630, 0.4911],
        [0.4933, 0.3047, 0.8090, 0.3301, 0.3396, 0.3870, 0.5353, 0.5002],
        [0.5513, 0.3362, 0.8229, 0.4283, 0.3745, 0.5247, 0.5657, 0.4955],
        [0.5318, 0.3230, 0.7729, 0.2162, 0.4420, 0.2273, 0.6116, 0.5084],
        [0.5149, 0.2947, 0.9065, 0.5164, 0.4007, 0.5175, 0.5539, 0.5059],
        [0.6284, 0.3912, 0.8496, 0.4788, 0.4001, 0.3236, 0.5528, 0.5050],
        [0.5536, 0.3453, 0.8191, 0.5324, 0.3937, 0.4933, 0.5993, 0.4796],
        [0.5261, 0.3023, 0.7768, 0.2523, 0.4267, 0.2545, 0.5609, 0.4950]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0644436435541138
step:  19
running loss:  0.003391770713374411
Train Steps: 19/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5988, 0.5667],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5718, 0.3611, 0.7569, 0.1923, 0.4113, 0.2334, 0.5492, 0.5280],
        [0.5646, 0.3674, 0.8176, 0.4881, 0.4099, 0.5417, 0.6300, 0.5248],
        [0.5698, 0.3466, 0.8024, 0.4662, 0.3711, 0.4423, 0.5449, 0.5125],
        [0.6244, 0.3827, 0.8229, 0.3401, 0.3483, 0.3685, 0.5368, 0.5160],
        [0.5406, 0.3454, 0.6538, 0.2001, 0.3887, 0.2130, 0.4810, 0.4885],
        [0.5050, 0.3236, 0.8718, 0.3897, 0.4116, 0.2701, 0.5983, 0.4890],
        [0.4879, 0.3313, 0.8646, 0.3113, 0.4415, 0.2104, 0.6023, 0.4683],
        [0.5498, 0.3600, 0.8173, 0.4844, 0.4335, 0.4855, 0.4931, 0.4710]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5987, 0.5667],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06718559598084539
step:  20
running loss:  0.0033592797990422696
Train Steps: 20/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5591, 0.3825, 0.8259, 0.4147, 0.4141, 0.3745, 0.5544, 0.5147],
        [0.5839, 0.4089, 0.7758, 0.2976, 0.3758, 0.2668, 0.5041, 0.5495],
        [0.5310, 0.3788, 0.8315, 0.4217, 0.4207, 0.3984, 0.5459, 0.5369],
        [0.6807, 0.4494, 0.8215, 0.5131, 0.3843, 0.3442, 0.5462, 0.5332],
        [0.5852, 0.4040, 0.8322, 0.2623, 0.3493, 0.4323, 0.6110, 0.5552],
        [0.3095, 0.2227, 0.7204, 0.1732, 0.4180, 0.1595, 0.4772, 0.5234],
        [0.6958, 0.4777, 0.7973, 0.2119, 0.3881, 0.2798, 0.6438, 0.5153],
        [0.5824, 0.4102, 0.8456, 0.4937, 0.4169, 0.3476, 0.5649, 0.5045]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0048, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0048, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07193988130893558
step:  21
running loss:  0.0034257086337588375
Train Steps: 21/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6312, 0.5250],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6355, 0.4614, 0.8250, 0.4840, 0.3991, 0.4634, 0.5587, 0.5688],
        [0.5501, 0.3784, 0.8598, 0.2704, 0.3954, 0.2741, 0.6230, 0.5681],
        [0.6268, 0.4654, 0.7134, 0.2568, 0.3502, 0.2695, 0.5437, 0.5430],
        [0.6804, 0.4713, 0.8506, 0.4430, 0.3397, 0.2755, 0.5728, 0.5126],
        [0.5909, 0.4225, 0.8107, 0.4818, 0.3905, 0.4480, 0.5322, 0.5546],
        [0.5062, 0.3929, 0.8450, 0.2082, 0.5034, 0.1870, 0.6914, 0.5587],
        [0.3170, 0.2427, 0.7268, 0.1864, 0.4102, 0.1592, 0.4986, 0.5714],
        [0.5695, 0.4248, 0.7992, 0.4864, 0.3944, 0.4476, 0.5511, 0.5406]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6313, 0.5250],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0041, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0041, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07605478435289115
step:  22
running loss:  0.003457035652404143
 Train Steps: 22/90  Loss: 0.0035 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4578, 0.3519, 0.8790, 0.2221, 0.5106, 0.2299, 0.6964, 0.5784],
        [0.5498, 0.3720, 0.7646, 0.2784, 0.3612, 0.3090, 0.5244, 0.5695],
        [0.6279, 0.4609, 0.8070, 0.5108, 0.3879, 0.4680, 0.6271, 0.5730],
        [0.6880, 0.4932, 0.8739, 0.4629, 0.3677, 0.3500, 0.5938, 0.5400],
        [0.5222, 0.4169, 0.7394, 0.2919, 0.3977, 0.2462, 0.5193, 0.6034],
        [0.6170, 0.4211, 0.8745, 0.3801, 0.3498, 0.3347, 0.5682, 0.5492],
        [0.6112, 0.4401, 0.8528, 0.4759, 0.3710, 0.4550, 0.5889, 0.5859],
        [0.5333, 0.4033, 0.8534, 0.3997, 0.4135, 0.4587, 0.5547, 0.5614]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07791255612391979
step:  23
running loss:  0.0033875024401704254
Train Steps: 23/90  Loss: 0.0034 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5630, 0.4143, 0.7481, 0.3400, 0.3264, 0.4892, 0.5747, 0.5941],
        [0.5112, 0.3690, 0.7888, 0.3976, 0.3908, 0.2515, 0.4968, 0.5846],
        [0.5933, 0.4247, 0.7916, 0.2289, 0.4429, 0.2337, 0.6436, 0.6058],
        [0.6395, 0.4488, 0.8615, 0.4161, 0.3459, 0.3268, 0.5817, 0.5449],
        [0.5625, 0.4243, 0.8189, 0.2745, 0.4324, 0.2153, 0.5916, 0.5724],
        [0.4407, 0.3259, 0.8781, 0.2678, 0.4856, 0.2394, 0.6811, 0.5764],
        [0.6495, 0.4705, 0.8612, 0.4888, 0.3962, 0.3317, 0.6322, 0.5577],
        [0.6276, 0.4688, 0.8113, 0.5343, 0.4078, 0.5237, 0.5561, 0.6000]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0063, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0063, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08417737309355289
step:  24
running loss:  0.0035073905455647036
Train Steps: 24/90  Loss: 0.0035 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.3853, 0.2412, 0.7946, 0.2664, 0.3667, 0.2621, 0.5691, 0.5883],
        [0.6728, 0.4472, 0.9294, 0.3902, 0.3840, 0.3261, 0.6674, 0.5337],
        [0.6466, 0.4458, 0.8176, 0.4990, 0.4050, 0.4815, 0.6699, 0.6091],
        [0.2990, 0.2104, 0.7380, 0.1906, 0.4629, 0.1769, 0.5771, 0.6129],
        [0.6577, 0.4726, 0.9106, 0.4686, 0.3657, 0.4160, 0.6843, 0.5803],
        [0.5791, 0.3975, 0.8685, 0.3931, 0.3932, 0.3091, 0.5628, 0.5776],
        [0.6461, 0.4384, 0.8341, 0.4709, 0.4037, 0.5106, 0.6007, 0.5653],
        [0.7838, 0.5244, 0.8995, 0.5693, 0.4290, 0.5269, 0.6741, 0.5730]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0073, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0073, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09143890452105552
step:  25
running loss:  0.0036575561808422207
Train Steps: 25/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6105, 0.3962, 0.8903, 0.5136, 0.4423, 0.5345, 0.6518, 0.5574],
        [0.7116, 0.4549, 0.8984, 0.5937, 0.4033, 0.5888, 0.7316, 0.5672],
        [0.7130, 0.4386, 0.9326, 0.5597, 0.3984, 0.5887, 0.6999, 0.5537],
        [0.4522, 0.2795, 0.7579, 0.2800, 0.4087, 0.2454, 0.5992, 0.5730],
        [0.6696, 0.4300, 0.9044, 0.3524, 0.4478, 0.2530, 0.6978, 0.5384],
        [0.4153, 0.2761, 0.7562, 0.2718, 0.4272, 0.2038, 0.5829, 0.5567],
        [0.4782, 0.3126, 0.8689, 0.2631, 0.4484, 0.2345, 0.6533, 0.5612],
        [0.6062, 0.3808, 0.8682, 0.4297, 0.3464, 0.3637, 0.5453, 0.5646]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09492857556324452
step:  26
running loss:  0.0036510990601247894
 Train Steps: 26/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7710, 0.4596, 0.9157, 0.5361, 0.3850, 0.5504, 0.7209, 0.5340],
        [0.1755, 0.0911, 0.7831, 0.2816, 0.4241, 0.2348, 0.5595, 0.5750],
        [0.6858, 0.4413, 0.8724, 0.4188, 0.3791, 0.4858, 0.6770, 0.5232],
        [0.6731, 0.4134, 0.9235, 0.4454, 0.3964, 0.3642, 0.6883, 0.5083],
        [0.6874, 0.3868, 0.9253, 0.4927, 0.4442, 0.5354, 0.6994, 0.5263],
        [0.6664, 0.3893, 0.8907, 0.4971, 0.4151, 0.4613, 0.6301, 0.5303],
        [0.4252, 0.2396, 0.7291, 0.2757, 0.4188, 0.1851, 0.5661, 0.5395],
        [0.6321, 0.3918, 0.8892, 0.5291, 0.4634, 0.4708, 0.6284, 0.5273]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09805791999679059
step:  27
running loss:  0.003631774814695948
Train Steps: 27/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5901, 0.3425, 0.8881, 0.3529, 0.3891, 0.5200, 0.6666, 0.5400],
        [0.6469, 0.3587, 0.8641, 0.3298, 0.3718, 0.4317, 0.6578, 0.5125],
        [0.4706, 0.2787, 0.8005, 0.2850, 0.4421, 0.2119, 0.6169, 0.5088],
        [0.7143, 0.4069, 0.8990, 0.5666, 0.3859, 0.4117, 0.5918, 0.5235],
        [0.5770, 0.3445, 0.8539, 0.5257, 0.4015, 0.4867, 0.6826, 0.5029],
        [0.6092, 0.3633, 0.8144, 0.3106, 0.4484, 0.2981, 0.6340, 0.5114],
        [0.6334, 0.3657, 0.9173, 0.5061, 0.3971, 0.5020, 0.6485, 0.4940],
        [0.6372, 0.3549, 0.8855, 0.5803, 0.4888, 0.5151, 0.5938, 0.5249]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1000079937512055
step:  28
running loss:  0.0035717140625430538
Train Steps: 28/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7127, 0.4073, 0.8357, 0.5393, 0.4057, 0.5256, 0.6161, 0.5145],
        [0.5640, 0.3250, 0.8582, 0.3967, 0.4815, 0.4831, 0.5866, 0.5296],
        [0.4414, 0.2499, 0.8859, 0.3510, 0.4725, 0.3156, 0.6743, 0.5210],
        [0.5667, 0.3196, 0.8532, 0.3744, 0.4023, 0.2934, 0.6232, 0.5004],
        [0.5504, 0.3089, 0.8489, 0.3942, 0.4237, 0.3078, 0.5773, 0.4963],
        [0.7316, 0.4151, 0.8370, 0.5199, 0.3864, 0.4018, 0.6152, 0.4532],
        [0.6351, 0.3639, 0.8403, 0.4770, 0.4038, 0.4873, 0.5663, 0.4826],
        [0.5848, 0.3555, 0.7833, 0.3287, 0.3813, 0.4267, 0.5954, 0.5164]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0057, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0057, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10573010763619095
step:  29
running loss:  0.003645865780558309
Train Steps: 29/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5710, 0.3733, 0.7081, 0.3260, 0.3558, 0.3593, 0.5647, 0.5183],
        [0.6567, 0.4062, 0.8642, 0.4450, 0.4036, 0.5435, 0.6240, 0.4872],
        [0.5467, 0.3397, 0.8757, 0.5004, 0.4346, 0.4875, 0.5935, 0.5118],
        [0.6675, 0.4063, 0.8734, 0.5478, 0.3892, 0.4632, 0.5665, 0.5052],
        [0.5614, 0.3626, 0.7455, 0.3123, 0.3859, 0.3185, 0.5494, 0.5276],
        [0.6181, 0.3625, 0.8679, 0.5189, 0.4946, 0.4535, 0.6002, 0.4781],
        [0.4248, 0.2752, 0.9296, 0.4028, 0.4848, 0.3101, 0.6864, 0.5216],
        [0.6556, 0.4074, 0.8741, 0.4087, 0.3746, 0.4201, 0.6057, 0.4803]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11088850733358413
step:  30
running loss:  0.003696283577786138
 Train Steps: 30/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5922, 0.4017, 0.8713, 0.4405, 0.3612, 0.4238, 0.5184, 0.5151],
        [0.3582, 0.2298, 0.7556, 0.3063, 0.4014, 0.2411, 0.5185, 0.5444],
        [0.2946, 0.1886, 0.7170, 0.2601, 0.4136, 0.2340, 0.5188, 0.5606],
        [0.7030, 0.4408, 0.9341, 0.5412, 0.4614, 0.5772, 0.5865, 0.5240],
        [0.7953, 0.5029, 0.9016, 0.5643, 0.3886, 0.5612, 0.5478, 0.4993],
        [0.5802, 0.3809, 0.7125, 0.2922, 0.4219, 0.2625, 0.5282, 0.5478],
        [0.3664, 0.2401, 0.7380, 0.2883, 0.4304, 0.2344, 0.5059, 0.5507],
        [0.6292, 0.4025, 0.9526, 0.4345, 0.4087, 0.4079, 0.6802, 0.5200]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0100, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0100, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12087913427967578
step:  31
running loss:  0.003899326912247606
Train Steps: 31/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4806, 0.2998, 0.8918, 0.4452, 0.4107, 0.5104, 0.5396, 0.5420],
        [0.4820, 0.3437, 0.8743, 0.5086, 0.3730, 0.4249, 0.5120, 0.5413],
        [0.4814, 0.3564, 0.7628, 0.3216, 0.4086, 0.2817, 0.5722, 0.5560],
        [0.5544, 0.3869, 0.7628, 0.2905, 0.4290, 0.2236, 0.5466, 0.5370],
        [0.4566, 0.3315, 0.8674, 0.4907, 0.3861, 0.4601, 0.6026, 0.5633],
        [0.5705, 0.4234, 0.7099, 0.3097, 0.3921, 0.2522, 0.5098, 0.5591],
        [0.5269, 0.3574, 0.8905, 0.4368, 0.4251, 0.5545, 0.5447, 0.5600],
        [0.4295, 0.2856, 0.8784, 0.4406, 0.3848, 0.4491, 0.5455, 0.5579]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0040, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0040, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12484196957666427
step:  32
running loss:  0.0039013115492707584
Train Steps: 32/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6312, 0.5250],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5385, 0.3726, 0.8863, 0.5260, 0.4290, 0.5047, 0.5160, 0.5818],
        [0.6499, 0.4474, 0.6659, 0.2844, 0.3601, 0.2414, 0.4926, 0.5716],
        [0.4714, 0.3264, 0.7618, 0.3114, 0.3952, 0.2498, 0.5081, 0.5671],
        [0.6327, 0.4728, 0.7146, 0.2756, 0.3698, 0.3003, 0.5684, 0.5530],
        [0.5012, 0.3294, 0.8662, 0.3438, 0.3913, 0.3386, 0.5953, 0.5621],
        [0.1845, 0.1296, 0.8389, 0.2707, 0.5110, 0.2170, 0.5929, 0.5841],
        [0.6692, 0.4743, 0.8151, 0.3947, 0.3312, 0.4365, 0.5337, 0.5487],
        [0.0382, 0.0638, 0.8499, 0.2784, 0.4862, 0.1974, 0.5803, 0.5828]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6313, 0.5250],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0065, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0065, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1313714758725837
step:  33
running loss:  0.003980953814320717
Train Steps: 33/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2869, 0.1952, 0.8825, 0.2657, 0.4910, 0.2325, 0.6424, 0.5585],
        [0.5847, 0.4135, 0.7391, 0.3092, 0.3318, 0.3839, 0.5174, 0.6051],
        [0.5349, 0.3649, 0.8738, 0.4602, 0.4067, 0.4506, 0.5075, 0.5688],
        [0.5407, 0.3837, 0.6720, 0.2071, 0.3599, 0.2307, 0.5037, 0.5578],
        [0.3352, 0.2542, 0.6870, 0.2115, 0.3747, 0.2059, 0.5195, 0.5942],
        [0.4570, 0.3381, 0.8863, 0.4052, 0.4083, 0.2791, 0.6182, 0.5715],
        [0.4635, 0.3456, 0.8060, 0.3912, 0.4406, 0.2866, 0.5146, 0.6138],
        [0.6070, 0.4359, 0.8601, 0.5168, 0.3663, 0.4816, 0.6266, 0.5784]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0055, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0055, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1368311574915424
step:  34
running loss:  0.004024445808574776
 Train Steps: 34/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4963, 0.3862, 0.7514, 0.2513, 0.3589, 0.3394, 0.5619, 0.5993],
        [0.4562, 0.3419, 0.8819, 0.4533, 0.4124, 0.4145, 0.5854, 0.5761],
        [0.6197, 0.4237, 0.8685, 0.5307, 0.3926, 0.4467, 0.5880, 0.6016],
        [0.5460, 0.3521, 0.9146, 0.4189, 0.4082, 0.4825, 0.5842, 0.5735],
        [0.5055, 0.3693, 0.7325, 0.2684, 0.3590, 0.2630, 0.5277, 0.6086],
        [0.3609, 0.2583, 0.6952, 0.1869, 0.4173, 0.1355, 0.5613, 0.5715],
        [0.5359, 0.4054, 0.7737, 0.1995, 0.4128, 0.1637, 0.6384, 0.5586],
        [0.5642, 0.3956, 0.8697, 0.4497, 0.4499, 0.4201, 0.6075, 0.5898]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0043, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0043, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14112150168512017
step:  35
running loss:  0.004032042905289148
Train Steps: 35/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4819, 0.3458, 0.6869, 0.2910, 0.3688, 0.2382, 0.5282, 0.5730],
        [0.5417, 0.3932, 0.8482, 0.2817, 0.5320, 0.2175, 0.7606, 0.5362],
        [0.6417, 0.4459, 0.8624, 0.4964, 0.3670, 0.4702, 0.5220, 0.5442],
        [0.6376, 0.4358, 0.8091, 0.2879, 0.3997, 0.2430, 0.6488, 0.5202],
        [0.6563, 0.4553, 0.7634, 0.2758, 0.3470, 0.3813, 0.6249, 0.5541],
        [0.5801, 0.4157, 0.7382, 0.2946, 0.3624, 0.3834, 0.5646, 0.5530],
        [0.5191, 0.3747, 0.8364, 0.2815, 0.5005, 0.2101, 0.6680, 0.5510],
        [0.2037, 0.1414, 0.7333, 0.2334, 0.4252, 0.2144, 0.5101, 0.5678]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14336391224060208
step:  36
running loss:  0.00398233089557228
Train Steps: 36/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7228, 0.4681, 0.7525, 0.3056, 0.3635, 0.3611, 0.5924, 0.4883],
        [0.6475, 0.4415, 0.7789, 0.4468, 0.3754, 0.3749, 0.5925, 0.5845],
        [0.5587, 0.3827, 0.8006, 0.4904, 0.4415, 0.3936, 0.5719, 0.4867],
        [0.4817, 0.3434, 0.8249, 0.4164, 0.4155, 0.4739, 0.6631, 0.5691],
        [0.5975, 0.3980, 0.8270, 0.3494, 0.3865, 0.3966, 0.5595, 0.4871],
        [0.5687, 0.3749, 0.8677, 0.3652, 0.4322, 0.1858, 0.6998, 0.4778],
        [0.4849, 0.3461, 0.7653, 0.2249, 0.4421, 0.1733, 0.6068, 0.5384],
        [0.5811, 0.3800, 0.8053, 0.2997, 0.3964, 0.4467, 0.6727, 0.5288]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0046, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0046, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14793575985822827
step:  37
running loss:  0.003998263779952115
Train Steps: 37/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
        [0.6205, 0.4062, 0.8337, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5927, 0.3793, 0.8371, 0.4345, 0.4220, 0.4288, 0.6075, 0.5332],
        [0.6252, 0.3783, 0.8342, 0.2596, 0.4505, 0.2143, 0.6791, 0.5136],
        [0.6643, 0.4283, 0.8630, 0.4127, 0.3536, 0.4288, 0.6292, 0.4873],
        [0.6172, 0.4089, 0.7182, 0.3220, 0.3551, 0.3615, 0.5789, 0.5728],
        [0.6835, 0.4250, 0.7887, 0.4249, 0.3495, 0.4700, 0.5967, 0.5164],
        [0.6390, 0.4108, 0.8453, 0.3511, 0.4372, 0.1673, 0.6323, 0.4891],
        [0.5556, 0.3422, 0.8279, 0.4370, 0.4475, 0.4216, 0.5880, 0.5037],
        [0.6281, 0.4205, 0.7479, 0.2551, 0.3832, 0.3778, 0.6559, 0.5277]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
         [0.6205, 0.4062, 0.8338, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1494324274826795
step:  38
running loss:  0.003932432302175776
 Train Steps: 38/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6082, 0.3901, 0.8104, 0.4446, 0.3821, 0.4699, 0.5674, 0.5060],
        [0.6610, 0.4154, 0.8537, 0.5049, 0.3697, 0.4719, 0.6829, 0.5151],
        [0.6313, 0.4098, 0.8679, 0.4890, 0.4500, 0.4796, 0.6458, 0.4985],
        [0.6464, 0.4064, 0.8509, 0.4027, 0.3388, 0.3724, 0.5377, 0.5235],
        [0.7227, 0.4560, 0.6997, 0.2580, 0.3332, 0.3190, 0.5898, 0.4940],
        [0.6985, 0.4387, 0.7837, 0.2486, 0.4359, 0.2209, 0.6642, 0.5135],
        [0.6163, 0.3792, 0.8439, 0.4967, 0.4222, 0.4776, 0.5871, 0.5058],
        [0.6270, 0.3982, 0.8587, 0.4695, 0.4115, 0.5075, 0.6632, 0.5138]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1505707015749067
step:  39
running loss:  0.0038607872198694027
Train Steps: 39/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6763, 0.4203, 0.8212, 0.3882, 0.3392, 0.4437, 0.5854, 0.5210],
        [0.5837, 0.3779, 0.8425, 0.5387, 0.4452, 0.5220, 0.5871, 0.5394],
        [0.6857, 0.4187, 0.7855, 0.3141, 0.3728, 0.3482, 0.5546, 0.5442],
        [0.6829, 0.4323, 0.7807, 0.3014, 0.3951, 0.3038, 0.6372, 0.4918],
        [0.6924, 0.4353, 0.8441, 0.4242, 0.3433, 0.4517, 0.5365, 0.5052],
        [0.6510, 0.3992, 0.8452, 0.3819, 0.3662, 0.4419, 0.6248, 0.5265],
        [0.6469, 0.4096, 0.8938, 0.4680, 0.4248, 0.3783, 0.6646, 0.4929],
        [0.7247, 0.4555, 0.8720, 0.4785, 0.3858, 0.3604, 0.6007, 0.4724]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15187458659056574
step:  40
running loss:  0.0037968646647641435
Train Steps: 40/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000],
        [0.6179, 0.4082, 0.6688, 0.2667, 0.3588, 0.3317, 0.5750, 0.5783],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7187, 0.4657, 0.8306, 0.2767, 0.4167, 0.2786, 0.6047, 0.5362],
        [0.6980, 0.4498, 0.8665, 0.3995, 0.3762, 0.4197, 0.5474, 0.5448],
        [0.6695, 0.4380, 0.9158, 0.4737, 0.3652, 0.5028, 0.6096, 0.5110],
        [0.7887, 0.4816, 0.7583, 0.3533, 0.3352, 0.4078, 0.5599, 0.5510],
        [0.6274, 0.4131, 0.9500, 0.5838, 0.4386, 0.6303, 0.6465, 0.5380],
        [0.7863, 0.5082, 0.9138, 0.6277, 0.3542, 0.5731, 0.5936, 0.5166],
        [0.5299, 0.3224, 0.9347, 0.3950, 0.4768, 0.3456, 0.6791, 0.5457],
        [0.6023, 0.3797, 0.7298, 0.2535, 0.3751, 0.2667, 0.5376, 0.5283]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000],
         [0.6179, 0.4082, 0.6687, 0.2667, 0.3587, 0.3317, 0.5750, 0.5783],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0102, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0102, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16205621568951756
step:  41
running loss:  0.003952590626573599
Train Steps: 41/90  Loss: 0.0040 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6168, 0.3942, 0.8755, 0.5418, 0.4090, 0.6057, 0.5533, 0.5243],
        [0.6289, 0.3965, 0.9262, 0.4993, 0.3608, 0.5306, 0.6536, 0.5308],
        [0.7041, 0.4402, 0.9332, 0.4216, 0.4070, 0.3354, 0.6179, 0.5408],
        [0.5029, 0.3301, 0.8102, 0.3966, 0.3733, 0.3770, 0.5184, 0.5792],
        [0.6606, 0.4101, 0.8494, 0.2925, 0.4726, 0.2737, 0.6511, 0.5564],
        [0.7221, 0.4742, 0.8928, 0.5254, 0.3563, 0.5033, 0.5423, 0.5139],
        [0.5314, 0.3336, 0.8073, 0.3495, 0.4271, 0.3116, 0.5455, 0.5472],
        [0.6883, 0.4347, 0.7809, 0.2945, 0.4331, 0.2745, 0.5999, 0.5528]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16464617906603962
step:  42
running loss:  0.003920147120619991
 Train Steps: 42/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5914, 0.3750, 0.9267, 0.4842, 0.4291, 0.5331, 0.5822, 0.5713],
        [0.6727, 0.4229, 0.8425, 0.2422, 0.4783, 0.1994, 0.6245, 0.5530],
        [0.6520, 0.4122, 0.9716, 0.4921, 0.4072, 0.3805, 0.6626, 0.5454],
        [0.4037, 0.2400, 0.7607, 0.2332, 0.4031, 0.2527, 0.5299, 0.5721],
        [0.6678, 0.4063, 0.9150, 0.5728, 0.4048, 0.5287, 0.5675, 0.5446],
        [0.7441, 0.4790, 0.9230, 0.5637, 0.3632, 0.5035, 0.5689, 0.5169],
        [0.6529, 0.4008, 0.8589, 0.2868, 0.4395, 0.2580, 0.6256, 0.5510],
        [0.5707, 0.3659, 0.9312, 0.4682, 0.4123, 0.6192, 0.5800, 0.5642]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0052, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16981427988503128
step:  43
running loss:  0.00394916929965189
Train Steps: 43/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5744, 0.3610, 0.8981, 0.3053, 0.4541, 0.2640, 0.6367, 0.5374],
        [0.6513, 0.4209, 0.9170, 0.4760, 0.3727, 0.5281, 0.6176, 0.5163],
        [0.3297, 0.2064, 0.7455, 0.2015, 0.4621, 0.1717, 0.5486, 0.5469],
        [0.6995, 0.4713, 0.9346, 0.4540, 0.3628, 0.4868, 0.5914, 0.5479],
        [0.5862, 0.3670, 0.9249, 0.5698, 0.4216, 0.4958, 0.5751, 0.5130],
        [0.5996, 0.3651, 0.8751, 0.3118, 0.4596, 0.2157, 0.5981, 0.5374],
        [0.6333, 0.4009, 0.9072, 0.5587, 0.4147, 0.4863, 0.5798, 0.5360],
        [0.5015, 0.3147, 0.8200, 0.2512, 0.4896, 0.1724, 0.5748, 0.5407]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1736702184425667
step:  44
running loss:  0.003947050419149243
Train Steps: 44/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4946, 0.3198, 0.8330, 0.2777, 0.4325, 0.2888, 0.5966, 0.5509],
        [0.5412, 0.3576, 0.8926, 0.4817, 0.4078, 0.4237, 0.5483, 0.4943],
        [0.5436, 0.3551, 0.8983, 0.5374, 0.4359, 0.4431, 0.5623, 0.5453],
        [0.6110, 0.3883, 0.8518, 0.3097, 0.4324, 0.2751, 0.5913, 0.5272],
        [0.5764, 0.3854, 0.8313, 0.2675, 0.3994, 0.3353, 0.5966, 0.5245],
        [0.6086, 0.3816, 0.9137, 0.5039, 0.4031, 0.3933, 0.5720, 0.5005],
        [0.5202, 0.3427, 0.9587, 0.4177, 0.4165, 0.3402, 0.6581, 0.5295],
        [0.5557, 0.3643, 0.9287, 0.4716, 0.4642, 0.5385, 0.6326, 0.5063]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.17585839342791587
step:  45
running loss:  0.003907964298398131
Train Steps: 45/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5982, 0.3846, 0.9121, 0.4259, 0.3752, 0.5248, 0.6178, 0.4911],
        [0.5487, 0.3555, 0.8807, 0.2899, 0.4626, 0.1906, 0.6620, 0.4942],
        [0.5193, 0.3321, 0.8960, 0.4542, 0.4383, 0.4488, 0.5616, 0.5277],
        [0.4869, 0.3403, 0.9145, 0.4456, 0.4816, 0.4387, 0.6093, 0.5287],
        [0.5725, 0.3812, 0.7642, 0.2518, 0.3758, 0.2768, 0.5590, 0.5411],
        [0.5903, 0.3854, 0.7478, 0.2506, 0.3907, 0.2212, 0.5636, 0.5075],
        [0.5732, 0.3680, 0.8950, 0.5185, 0.4251, 0.4477, 0.5844, 0.5426],
        [0.3919, 0.2581, 0.7479, 0.2186, 0.4290, 0.1590, 0.5343, 0.5263]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1786146817030385
step:  46
running loss:  0.003882927863109533
 Train Steps: 46/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5902, 0.4247, 0.8342, 0.4375, 0.4049, 0.2877, 0.5761, 0.4922],
        [0.5506, 0.3890, 0.8556, 0.3736, 0.4278, 0.2765, 0.5867, 0.5182],
        [0.4517, 0.3155, 0.8016, 0.1960, 0.5234, 0.2164, 0.6464, 0.5249],
        [0.5782, 0.3937, 0.7643, 0.4926, 0.3738, 0.4246, 0.5473, 0.5271],
        [0.3472, 0.2472, 0.8567, 0.2544, 0.4739, 0.2547, 0.6857, 0.5190],
        [0.5657, 0.3600, 0.8437, 0.4191, 0.3642, 0.3413, 0.5603, 0.4914],
        [0.5481, 0.3568, 0.8340, 0.3782, 0.3921, 0.5499, 0.6102, 0.4830],
        [0.5766, 0.3872, 0.8331, 0.4085, 0.3848, 0.4229, 0.5482, 0.5033]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.18397039466071874
step:  47
running loss:  0.003914263716185505
Train Steps: 47/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5356, 0.3720, 0.8169, 0.4604, 0.4491, 0.4540, 0.5478, 0.5239],
        [0.5339, 0.3525, 0.8122, 0.3496, 0.3886, 0.2890, 0.6373, 0.5348],
        [0.4764, 0.3318, 0.7208, 0.1869, 0.4643, 0.1142, 0.5922, 0.5236],
        [0.5076, 0.3286, 0.7992, 0.3146, 0.3590, 0.5195, 0.6077, 0.5179],
        [0.5510, 0.3645, 0.8016, 0.3514, 0.3689, 0.3138, 0.5630, 0.5140],
        [0.5081, 0.3545, 0.8147, 0.3891, 0.3914, 0.3503, 0.6489, 0.5292],
        [0.6319, 0.4548, 0.8447, 0.4583, 0.3428, 0.4245, 0.6191, 0.5207],
        [0.5233, 0.3743, 0.8006, 0.2742, 0.4410, 0.2303, 0.6163, 0.5454]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.18689397221896797
step:  48
running loss:  0.0038936244212284996
Train Steps: 48/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5783, 0.3915, 0.8595, 0.4291, 0.3632, 0.4066, 0.5616, 0.5293],
        [0.5297, 0.3724, 0.7324, 0.2156, 0.4202, 0.1592, 0.6418, 0.5288],
        [0.6896, 0.4471, 0.8466, 0.3719, 0.3241, 0.4163, 0.6480, 0.5045],
        [0.5473, 0.3957, 0.8311, 0.4912, 0.4214, 0.5023, 0.5809, 0.5467],
        [0.6278, 0.4192, 0.8578, 0.5170, 0.3710, 0.4178, 0.6087, 0.5449],
        [0.5861, 0.3984, 0.8378, 0.4504, 0.4305, 0.5174, 0.6835, 0.5589],
        [0.4583, 0.3411, 0.7667, 0.2237, 0.4115, 0.2177, 0.6164, 0.5766],
        [0.5240, 0.3749, 0.6977, 0.2363, 0.3559, 0.2672, 0.5716, 0.5624]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1887947202194482
step:  49
running loss:  0.00385295347386629
Train Steps: 49/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5907, 0.4206, 0.8311, 0.4863, 0.3859, 0.4446, 0.6255, 0.5465],
        [0.4468, 0.3266, 0.7506, 0.2761, 0.3689, 0.2431, 0.5742, 0.5514],
        [0.5799, 0.3804, 0.8372, 0.4546, 0.3878, 0.4680, 0.6465, 0.5339],
        [0.6617, 0.4215, 0.7334, 0.2241, 0.4029, 0.1739, 0.6141, 0.5315],
        [0.6885, 0.4408, 0.8412, 0.3858, 0.3437, 0.4316, 0.6301, 0.5134],
        [0.6789, 0.4871, 0.8510, 0.4682, 0.3937, 0.3102, 0.6101, 0.5566],
        [0.5780, 0.3749, 0.8523, 0.4565, 0.3673, 0.5337, 0.6059, 0.5508],
        [0.5551, 0.4059, 0.8128, 0.3384, 0.4452, 0.2528, 0.6119, 0.5846]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.19071150361560285
step:  50
running loss:  0.003814230072312057
 Train Steps: 50/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6429, 0.4160, 0.8269, 0.2762, 0.4544, 0.2121, 0.6649, 0.5159],
        [0.6870, 0.4637, 0.7694, 0.2872, 0.3812, 0.3079, 0.6157, 0.5234],
        [0.3769, 0.2598, 0.7436, 0.2793, 0.4277, 0.2608, 0.5515, 0.5496],
        [0.7011, 0.4604, 0.8506, 0.3975, 0.3754, 0.3619, 0.5322, 0.5614],
        [0.5484, 0.3436, 0.7126, 0.2348, 0.4148, 0.2125, 0.5711, 0.4997],
        [0.6928, 0.4471, 0.8586, 0.2866, 0.3946, 0.2889, 0.6364, 0.4866],
        [0.7239, 0.4933, 0.8775, 0.5449, 0.4109, 0.5543, 0.5762, 0.5451],
        [0.6751, 0.4653, 0.7992, 0.3384, 0.3962, 0.3202, 0.6100, 0.5912]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1935047539882362
step:  51
running loss:  0.003794210862514435
Train Steps: 51/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6153, 0.4117, 0.8688, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7185, 0.4708, 0.8618, 0.5070, 0.4093, 0.3858, 0.6009, 0.5121],
        [0.8135, 0.4977, 0.8833, 0.4586, 0.3953, 0.5580, 0.6702, 0.5256],
        [0.7068, 0.4859, 0.8293, 0.3565, 0.3601, 0.2996, 0.6099, 0.5512],
        [0.3108, 0.2245, 0.7162, 0.2091, 0.4363, 0.1829, 0.5488, 0.5426],
        [0.7652, 0.4867, 0.8227, 0.5169, 0.3867, 0.4359, 0.5665, 0.5834],
        [0.6891, 0.4566, 0.8543, 0.4532, 0.4490, 0.4629, 0.5988, 0.5428],
        [0.6487, 0.4061, 0.9048, 0.4152, 0.3674, 0.4081, 0.5812, 0.5541],
        [0.6153, 0.4052, 0.7894, 0.2775, 0.4123, 0.2320, 0.5595, 0.5471]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6154, 0.4117, 0.8687, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0048, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0048, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.19832616718485951
step:  52
running loss:  0.0038139647535549905
Train Steps: 52/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6246, 0.3846, 0.7061, 0.2208, 0.4330, 0.1798, 0.5548, 0.5012],
        [0.7532, 0.4474, 0.9285, 0.5140, 0.4293, 0.5499, 0.6269, 0.5106],
        [0.6529, 0.4466, 0.8533, 0.3775, 0.3637, 0.3183, 0.5681, 0.5332],
        [0.4785, 0.2866, 0.8067, 0.3179, 0.4354, 0.2605, 0.5388, 0.5638],
        [0.7072, 0.4532, 0.8808, 0.4216, 0.4210, 0.3280, 0.5693, 0.5640],
        [0.6810, 0.4414, 0.8535, 0.4714, 0.3980, 0.4581, 0.5754, 0.5703],
        [0.6754, 0.4343, 0.7393, 0.2802, 0.3996, 0.2901, 0.5359, 0.5503],
        [0.6758, 0.4444, 0.8548, 0.4092, 0.3865, 0.3137, 0.5375, 0.5456]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0060, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2043646709062159
step:  53
running loss:  0.003855937186909734
Train Steps: 53/90  Loss: 0.0039 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6823, 0.4182, 0.8925, 0.5127, 0.3848, 0.3467, 0.5078, 0.5746],
        [0.6324, 0.3610, 0.8778, 0.5452, 0.4411, 0.5536, 0.5033, 0.5969],
        [0.6364, 0.3702, 0.8149, 0.3233, 0.4203, 0.2426, 0.5644, 0.5335],
        [0.6659, 0.3918, 0.7969, 0.2866, 0.3929, 0.3467, 0.5385, 0.5664],
        [0.6106, 0.3540, 0.8478, 0.4741, 0.3870, 0.4879, 0.5421, 0.5649],
        [0.6444, 0.3753, 0.8584, 0.2748, 0.4906, 0.1783, 0.6106, 0.5320],
        [0.6796, 0.4049, 0.9135, 0.5595, 0.4094, 0.4721, 0.5515, 0.5398],
        [0.7185, 0.4458, 0.8179, 0.2925, 0.3749, 0.3738, 0.5725, 0.5191]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.20535756752360612
step:  54
running loss:  0.003802917917103817
 Train Steps: 54/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5917, 0.3723, 0.8891, 0.4751, 0.4165, 0.5489, 0.6182, 0.5760],
        [0.7117, 0.4290, 0.8914, 0.4276, 0.4067, 0.2642, 0.5423, 0.5531],
        [0.5924, 0.3717, 0.8861, 0.4923, 0.3642, 0.4655, 0.5262, 0.5317],
        [0.2581, 0.1246, 0.7177, 0.2037, 0.4130, 0.1838, 0.5022, 0.5447],
        [0.6910, 0.4236, 0.8848, 0.5404, 0.4288, 0.5179, 0.5153, 0.5370],
        [0.7144, 0.4450, 0.8453, 0.4453, 0.4477, 0.3143, 0.5251, 0.5701],
        [0.5903, 0.3559, 0.7124, 0.2420, 0.3795, 0.2064, 0.4764, 0.5346],
        [0.6276, 0.3709, 0.8845, 0.5027, 0.3586, 0.4799, 0.5622, 0.5465]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.20769805239979178
step:  55
running loss:  0.0037763282254507594
Train Steps: 55/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5744, 0.3695, 0.8922, 0.5000, 0.3746, 0.4588, 0.5700, 0.5711],
        [0.6601, 0.4320, 0.8350, 0.3069, 0.3937, 0.2802, 0.5901, 0.5480],
        [0.5936, 0.3623, 0.8516, 0.5368, 0.4231, 0.4702, 0.5124, 0.5805],
        [0.5631, 0.3485, 0.7975, 0.2137, 0.4321, 0.2081, 0.6074, 0.5147],
        [0.6031, 0.3717, 0.8932, 0.5464, 0.4023, 0.4963, 0.5162, 0.5645],
        [0.5450, 0.3490, 0.8726, 0.5144, 0.4051, 0.4960, 0.5226, 0.5375],
        [0.6051, 0.3576, 0.8927, 0.4888, 0.4008, 0.5298, 0.5622, 0.5188],
        [0.4384, 0.3046, 0.7921, 0.3440, 0.3716, 0.2838, 0.4716, 0.5635]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.20929075684398413
step:  56
running loss:  0.0037373349436425735
Train Steps: 56/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5484, 0.3537, 0.8765, 0.5648, 0.4005, 0.4816, 0.5476, 0.5668],
        [0.5897, 0.3917, 0.8650, 0.5099, 0.4313, 0.4779, 0.5345, 0.5749],
        [0.5643, 0.3977, 0.8293, 0.5187, 0.4009, 0.4767, 0.5955, 0.5563],
        [0.6404, 0.4238, 0.8493, 0.3751, 0.3361, 0.3527, 0.5680, 0.5031],
        [0.5447, 0.3584, 0.8739, 0.5105, 0.4286, 0.4851, 0.5295, 0.5788],
        [0.5144, 0.3560, 0.8684, 0.3694, 0.3730, 0.3466, 0.5790, 0.5290],
        [0.4598, 0.3012, 0.8132, 0.3359, 0.4055, 0.2180, 0.5332, 0.5154],
        [0.4954, 0.3271, 0.8524, 0.3360, 0.3561, 0.3671, 0.6126, 0.5512]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2111712924670428
step:  57
running loss:  0.003704759516965663
Train Steps: 57/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5698, 0.3906, 0.7905, 0.3307, 0.4393, 0.2544, 0.5648, 0.5202],
        [0.5052, 0.3361, 0.8728, 0.5273, 0.3377, 0.4399, 0.5142, 0.5462],
        [0.5575, 0.3894, 0.8096, 0.3553, 0.3398, 0.4197, 0.5326, 0.4992],
        [0.5576, 0.3766, 0.8028, 0.2573, 0.4620, 0.2038, 0.6238, 0.4937],
        [0.5404, 0.3751, 0.8065, 0.2962, 0.4041, 0.3262, 0.5811, 0.5038],
        [0.4746, 0.3273, 0.7100, 0.2725, 0.4144, 0.2445, 0.4917, 0.5355],
        [0.5059, 0.3507, 0.8818, 0.4093, 0.3965, 0.3580, 0.6559, 0.5396],
        [0.5314, 0.3847, 0.8582, 0.5777, 0.3785, 0.6152, 0.6551, 0.5945]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0075, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.21865464956499636
step:  58
running loss:  0.003769907751120627
 Train Steps: 58/90  Loss: 0.0038 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5859, 0.4131, 0.7635, 0.2248, 0.4391, 0.2565, 0.6437, 0.5214],
        [0.5467, 0.3847, 0.7767, 0.2812, 0.3527, 0.3002, 0.5714, 0.4764],
        [0.5477, 0.3962, 0.9153, 0.4810, 0.3778, 0.5369, 0.6626, 0.4993],
        [0.5260, 0.3667, 0.8673, 0.4650, 0.3777, 0.4376, 0.5970, 0.5427],
        [0.4763, 0.3250, 0.8709, 0.5843, 0.4274, 0.4781, 0.5866, 0.5502],
        [0.5177, 0.3731, 0.7484, 0.2848, 0.3712, 0.3071, 0.5603, 0.5259],
        [0.6167, 0.4277, 0.8827, 0.5338, 0.4489, 0.4727, 0.6133, 0.5438],
        [0.4654, 0.3342, 0.7150, 0.2396, 0.3987, 0.2010, 0.5648, 0.5176]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2205590239027515
step:  59
running loss:  0.0037382885407246016
Train Steps: 59/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5923, 0.3933, 0.8322, 0.5039, 0.4399, 0.5371, 0.6048, 0.4884],
        [0.5682, 0.3870, 0.8590, 0.5505, 0.3958, 0.4336, 0.6032, 0.5265],
        [0.6281, 0.4465, 0.7253, 0.2506, 0.4124, 0.2161, 0.6342, 0.5426],
        [0.5458, 0.3981, 0.7589, 0.2239, 0.3483, 0.3101, 0.6219, 0.4943],
        [0.5405, 0.3728, 0.7586, 0.2376, 0.3597, 0.2994, 0.5904, 0.5146],
        [0.5155, 0.3839, 0.8459, 0.3394, 0.3507, 0.4217, 0.7081, 0.4893],
        [0.5667, 0.4076, 0.8640, 0.4323, 0.4619, 0.4661, 0.6003, 0.5212],
        [0.6148, 0.4273, 0.8491, 0.5168, 0.4372, 0.4141, 0.5909, 0.5302]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.22198802302591503
step:  60
running loss:  0.0036998003837652505
Train Steps: 60/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1789, 0.1370, 0.7120, 0.2195, 0.3751, 0.2633, 0.5566, 0.5312],
        [0.5631, 0.3876, 0.8010, 0.1853, 0.4524, 0.1427, 0.6686, 0.5063],
        [0.6861, 0.4646, 0.8735, 0.4319, 0.4315, 0.5165, 0.5684, 0.5173],
        [0.5888, 0.4002, 0.8069, 0.5105, 0.4057, 0.4213, 0.5696, 0.5447],
        [0.7186, 0.4990, 0.8426, 0.4124, 0.3694, 0.4953, 0.7160, 0.5340],
        [0.6200, 0.4549, 0.8096, 0.5021, 0.4174, 0.4357, 0.6127, 0.5518],
        [0.6523, 0.4633, 0.8407, 0.4444, 0.4231, 0.4848, 0.6290, 0.5298],
        [0.6444, 0.4142, 0.7149, 0.1780, 0.3949, 0.1900, 0.5875, 0.5107]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.22428614646196365
step:  61
running loss:  0.0036768220731469453
Train Steps: 61/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5691, 0.3808, 0.7564, 0.1777, 0.4299, 0.1889, 0.6466, 0.5016],
        [0.6328, 0.4316, 0.8196, 0.4589, 0.4082, 0.4745, 0.5711, 0.5704],
        [0.5339, 0.3510, 0.8157, 0.1961, 0.4921, 0.2346, 0.7271, 0.5324],
        [0.7159, 0.4650, 0.8122, 0.4496, 0.4231, 0.5123, 0.6721, 0.5393],
        [0.6640, 0.4476, 0.8020, 0.5129, 0.4045, 0.4800, 0.5805, 0.5495],
        [0.2912, 0.1803, 0.7068, 0.2265, 0.4071, 0.2261, 0.5405, 0.5527],
        [0.6205, 0.4289, 0.7558, 0.3432, 0.3518, 0.3197, 0.5453, 0.5625],
        [0.6474, 0.4268, 0.8590, 0.4616, 0.3832, 0.4418, 0.6134, 0.5029]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.22752876160666347
step:  62
running loss:  0.003669818735591346
 Train Steps: 62/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5988, 0.5667],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6034, 0.3830, 0.8470, 0.4437, 0.3738, 0.3747, 0.5338, 0.5797],
        [0.5444, 0.3546, 0.8087, 0.3473, 0.3960, 0.3135, 0.6162, 0.5542],
        [0.5521, 0.3261, 0.8409, 0.3032, 0.4649, 0.2440, 0.6543, 0.5259],
        [0.5926, 0.3772, 0.6626, 0.2557, 0.4032, 0.2445, 0.5561, 0.5455],
        [0.5108, 0.3200, 0.7701, 0.3098, 0.4265, 0.2208, 0.5590, 0.5159],
        [0.6456, 0.4156, 0.7671, 0.2335, 0.4370, 0.2696, 0.6316, 0.5587],
        [0.6134, 0.4167, 0.8674, 0.5409, 0.4430, 0.5818, 0.7387, 0.5563],
        [0.6006, 0.3781, 0.6835, 0.2165, 0.4343, 0.2681, 0.5758, 0.5471]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5987, 0.5667],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.22869582765270025
step:  63
running loss:  0.0036300925024238136
Train Steps: 63/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6140, 0.3829, 0.8532, 0.2711, 0.4873, 0.2148, 0.6442, 0.5450],
        [0.6847, 0.4150, 0.8289, 0.3931, 0.3653, 0.4806, 0.6040, 0.5475],
        [0.7392, 0.4679, 0.8294, 0.5288, 0.4050, 0.5031, 0.6651, 0.5992],
        [0.4096, 0.2648, 0.7645, 0.3139, 0.3828, 0.2889, 0.5430, 0.5730],
        [0.1937, 0.0940, 0.8403, 0.2669, 0.5400, 0.2014, 0.6737, 0.5628],
        [0.7099, 0.4543, 0.8390, 0.3263, 0.3754, 0.4002, 0.5924, 0.5534],
        [0.7283, 0.4502, 0.8550, 0.4972, 0.4617, 0.4719, 0.5788, 0.5715],
        [0.7993, 0.4937, 0.9025, 0.4761, 0.4007, 0.3892, 0.6428, 0.5437]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.23489011928904802
step:  64
running loss:  0.0036701581138913753
Train Steps: 64/90  Loss: 0.0037 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2212, 0.1345, 0.9286, 0.3959, 0.4843, 0.2741, 0.6916, 0.6015],
        [0.6566, 0.4074, 0.9196, 0.4697, 0.3683, 0.5070, 0.6453, 0.4970],
        [0.5537, 0.3543, 0.8277, 0.3884, 0.3790, 0.2970, 0.5461, 0.5881],
        [0.5645, 0.3503, 0.6897, 0.2247, 0.3856, 0.2232, 0.5269, 0.5686],
        [0.6891, 0.4353, 0.8483, 0.5375, 0.4398, 0.4830, 0.5719, 0.5832],
        [0.6096, 0.3528, 0.7507, 0.2245, 0.4239, 0.2051, 0.5894, 0.5566],
        [0.6337, 0.3920, 0.8727, 0.5009, 0.4832, 0.4534, 0.5873, 0.5605],
        [0.6439, 0.4225, 0.8797, 0.4280, 0.4242, 0.4819, 0.6083, 0.5413]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.23684400937054306
step:  65
running loss:  0.003643753990316047
Train Steps: 65/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7355, 0.4587, 0.9337, 0.4735, 0.4093, 0.4814, 0.7177, 0.5522],
        [0.5557, 0.3274, 0.7331, 0.2659, 0.4116, 0.2238, 0.4978, 0.5754],
        [0.7013, 0.4191, 0.9234, 0.5755, 0.3711, 0.4749, 0.5756, 0.5564],
        [0.0530, 0.0123, 0.7388, 0.2372, 0.4230, 0.2440, 0.5240, 0.5477],
        [0.5336, 0.3270, 0.8849, 0.3829, 0.4673, 0.2350, 0.5589, 0.5687],
        [0.6730, 0.3989, 0.9308, 0.5037, 0.4046, 0.6039, 0.6622, 0.5154],
        [0.6858, 0.4156, 0.8866, 0.5624, 0.4506, 0.5007, 0.5818, 0.5358],
        [0.5166, 0.3204, 0.9286, 0.3357, 0.4373, 0.2783, 0.6617, 0.5548]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2385742465266958
step:  66
running loss:  0.003614761311010542
 Train Steps: 66/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6097, 0.4024, 0.8488, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6671, 0.4208, 0.9785, 0.5062, 0.4243, 0.3026, 0.6318, 0.5373],
        [0.1790, 0.0846, 0.8194, 0.3341, 0.4027, 0.3083, 0.5173, 0.5482],
        [0.6645, 0.4287, 0.7940, 0.3145, 0.3603, 0.3541, 0.5978, 0.5310],
        [0.2190, 0.1470, 0.7626, 0.2580, 0.4547, 0.2251, 0.5737, 0.5546],
        [0.5184, 0.3228, 0.7564, 0.3006, 0.4239, 0.2514, 0.5888, 0.5536],
        [0.5250, 0.3274, 0.8387, 0.3473, 0.3684, 0.2694, 0.5364, 0.5339],
        [0.6058, 0.3866, 0.9575, 0.5627, 0.4092, 0.5112, 0.6149, 0.5469],
        [0.6870, 0.4104, 0.9199, 0.4403, 0.4319, 0.5612, 0.6627, 0.5029]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6097, 0.4024, 0.8487, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0042, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0042, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.24276340811047703
step:  67
running loss:  0.003623334449410105
Train Steps: 67/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5988, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5577, 0.3404, 0.9322, 0.5424, 0.4028, 0.5637, 0.5783, 0.5157],
        [0.5639, 0.3888, 0.7683, 0.2950, 0.3763, 0.3433, 0.5770, 0.5662],
        [0.5509, 0.3533, 0.9084, 0.4569, 0.3602, 0.3963, 0.5602, 0.4995],
        [0.6154, 0.3938, 0.8092, 0.3178, 0.3638, 0.3636, 0.5955, 0.5416],
        [0.0305, 0.0186, 0.7465, 0.2533, 0.4329, 0.2216, 0.5314, 0.5542],
        [0.5792, 0.3591, 0.9353, 0.5333, 0.3668, 0.4853, 0.6384, 0.5251],
        [0.5785, 0.3509, 0.9181, 0.4518, 0.3553, 0.4828, 0.6251, 0.5212],
        [0.5584, 0.3610, 0.8354, 0.2901, 0.4220, 0.2634, 0.5679, 0.5586]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5987, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.24445695418398827
step:  68
running loss:  0.003594955208588063
Train Steps: 68/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5516,  0.3771,  0.8252,  0.4969,  0.4173,  0.4475,  0.5955,  0.5628],
        [-0.0498, -0.0271,  0.7035,  0.1818,  0.3952,  0.2227,  0.5223,  0.5519],
        [ 0.4824,  0.3117,  0.8709,  0.2582,  0.4267,  0.2320,  0.6016,  0.5198],
        [ 0.5551,  0.3592,  0.8599,  0.4213,  0.3784,  0.5226,  0.6311,  0.5210],
        [ 0.5545,  0.3603,  0.8491,  0.4894,  0.3806,  0.5112,  0.6097,  0.5152],
        [ 0.5212,  0.3685,  0.8626,  0.5007,  0.3574,  0.4597,  0.5946,  0.5317],
        [ 0.5741,  0.3873,  0.8403,  0.2797,  0.3233,  0.3746,  0.6037,  0.5376],
        [ 0.5667,  0.3745,  0.8423,  0.4916,  0.4029,  0.5023,  0.5392,  0.5470]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.24625502328854054
step:  69
running loss:  0.003568913380993341
Train Steps: 69/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4102, 0.2683, 0.7072, 0.2315, 0.3801, 0.3003, 0.5461, 0.5529],
        [0.4654, 0.3223, 0.7671, 0.2061, 0.4613, 0.2163, 0.6026, 0.5000],
        [0.3718, 0.2384, 0.8290, 0.2430, 0.4869, 0.2548, 0.6139, 0.5142],
        [0.4628, 0.3322, 0.7671, 0.2106, 0.4033, 0.2363, 0.5672, 0.5524],
        [0.4736, 0.3394, 0.8669, 0.4077, 0.3232, 0.4130, 0.5212, 0.5193],
        [0.5163, 0.3695, 0.7215, 0.2309, 0.3828, 0.3317, 0.5854, 0.5381],
        [0.5423, 0.3440, 0.8990, 0.5151, 0.3579, 0.5819, 0.5909, 0.5004],
        [0.5993, 0.3707, 0.8675, 0.5264, 0.3271, 0.5180, 0.6483, 0.5365]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0054, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.25164759380277246
step:  70
running loss:  0.003594965625753892
 Train Steps: 70/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4371, 0.3352, 0.8117, 0.3662, 0.3465, 0.3646, 0.4915, 0.5341],
        [0.4829, 0.3549, 0.7093, 0.1705, 0.4160, 0.2348, 0.6135, 0.5019],
        [0.3030, 0.1993, 0.7985, 0.2163, 0.5106, 0.2201, 0.6479, 0.5032],
        [0.4934, 0.3381, 0.6827, 0.2094, 0.3904, 0.2574, 0.5596, 0.5345],
        [0.7015, 0.4689, 0.8686, 0.4039, 0.3264, 0.4478, 0.6475, 0.4829],
        [0.4930, 0.3494, 0.7581, 0.2368, 0.4055, 0.2341, 0.5452, 0.5235],
        [0.5343, 0.3676, 0.8534, 0.4128, 0.4094, 0.5396, 0.5989, 0.5252],
        [0.5998, 0.4077, 0.8622, 0.5105, 0.3764, 0.4379, 0.5306, 0.5128]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2569181363796815
step:  71
running loss:  0.003618565301122275
Train Steps: 71/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7440, 0.5025, 0.8211, 0.2773, 0.4304, 0.2292, 0.6325, 0.4862],
        [0.5843, 0.4262, 0.7705, 0.4431, 0.4198, 0.4516, 0.6558, 0.5235],
        [0.5360, 0.3710, 0.8328, 0.4776, 0.3894, 0.3353, 0.5496, 0.5669],
        [0.3983, 0.3095, 0.7359, 0.2769, 0.4089, 0.2535, 0.5024, 0.5584],
        [0.6206, 0.4284, 0.8121, 0.3538, 0.3933, 0.5180, 0.5663, 0.5119],
        [0.6116, 0.4225, 0.8465, 0.4352, 0.3794, 0.4521, 0.5980, 0.5525],
        [0.6379, 0.4404, 0.8386, 0.3539, 0.3735, 0.4274, 0.6420, 0.5186],
        [0.5376, 0.3719, 0.8287, 0.2723, 0.4434, 0.2788, 0.6565, 0.5224]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.26006837061140686
step:  72
running loss:  0.0036120607029362065
Train Steps: 72/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5909, 0.4132, 0.8230, 0.5111, 0.4550, 0.3941, 0.5952, 0.5519],
        [0.6030, 0.4113, 0.8529, 0.4071, 0.4819, 0.4526, 0.6298, 0.5334],
        [0.6145, 0.4201, 0.8440, 0.3966, 0.4589, 0.4681, 0.6126, 0.5336],
        [0.6355, 0.4346, 0.7490, 0.2479, 0.3614, 0.2378, 0.5285, 0.5285],
        [0.6995, 0.5085, 0.8196, 0.2540, 0.4860, 0.1383, 0.6536, 0.5236],
        [0.6006, 0.4164, 0.8114, 0.3042, 0.3536, 0.4077, 0.6028, 0.5390],
        [0.6246, 0.4432, 0.8034, 0.4662, 0.4182, 0.4467, 0.6713, 0.5607],
        [0.6711, 0.4687, 0.8610, 0.4468, 0.3593, 0.3986, 0.5906, 0.5496]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.2622584825148806
step:  73
running loss:  0.0035925819522586383
Train Steps: 73/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6593, 0.4456, 0.8539, 0.4580, 0.4526, 0.5123, 0.6356, 0.5641],
        [0.8243, 0.5577, 0.7724, 0.3118, 0.3512, 0.2677, 0.6180, 0.5296],
        [0.6100, 0.3944, 0.8633, 0.4584, 0.3923, 0.4094, 0.6911, 0.5411],
        [0.7037, 0.4569, 0.8566, 0.4849, 0.4779, 0.3771, 0.5572, 0.5403],
        [0.6089, 0.4352, 0.8558, 0.4276, 0.4084, 0.3731, 0.5672, 0.5224],
        [0.7343, 0.5111, 0.8361, 0.3372, 0.3965, 0.3233, 0.6683, 0.5543],
        [0.6134, 0.4223, 0.8518, 0.4732, 0.4324, 0.4890, 0.7007, 0.5811],
        [0.5786, 0.4307, 0.8439, 0.4056, 0.3870, 0.3162, 0.5765, 0.5565]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.26550832379143685
step:  74
running loss:  0.0035879503215059034
 Train Steps: 74/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7221, 0.4680, 0.8072, 0.5104, 0.3845, 0.4499, 0.5519, 0.5637],
        [0.6449, 0.4268, 0.8583, 0.5027, 0.4076, 0.5221, 0.6426, 0.5507],
        [0.7298, 0.5031, 0.7766, 0.2269, 0.4749, 0.1387, 0.6136, 0.5198],
        [0.4523, 0.3037, 0.8340, 0.2722, 0.5095, 0.1814, 0.6730, 0.5421],
        [0.7061, 0.4926, 0.8780, 0.4993, 0.3746, 0.4107, 0.6573, 0.5228],
        [0.7205, 0.4687, 0.8657, 0.5145, 0.4142, 0.5632, 0.6663, 0.5195],
        [0.7471, 0.4946, 0.8512, 0.4310, 0.4183, 0.2610, 0.5567, 0.5546],
        [0.6749, 0.4517, 0.8457, 0.3970, 0.3774, 0.4914, 0.6339, 0.5649]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0066, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0066, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.27209125307854265
step:  75
running loss:  0.003627883374380569
Train Steps: 75/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6798, 0.4367, 0.8905, 0.5339, 0.4184, 0.5330, 0.5787, 0.5165],
        [0.6814, 0.4195, 0.9055, 0.4748, 0.3659, 0.4066, 0.6685, 0.5359],
        [0.6670, 0.4253, 0.8463, 0.5316, 0.3967, 0.4579, 0.5615, 0.5652],
        [0.6028, 0.3785, 0.8851, 0.3418, 0.4280, 0.3274, 0.6745, 0.5367],
        [0.6783, 0.4034, 0.8593, 0.4999, 0.4756, 0.4750, 0.5447, 0.5214],
        [0.6905, 0.4342, 0.9075, 0.4974, 0.3788, 0.4901, 0.6273, 0.5221],
        [0.7945, 0.5029, 0.8942, 0.5036, 0.3687, 0.4840, 0.6507, 0.5171],
        [0.6484, 0.4060, 0.8931, 0.4606, 0.3984, 0.4084, 0.6942, 0.5413]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.27344133728183806
step:  76
running loss:  0.003597912332655764
Train Steps: 76/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4302, 0.2588, 0.7816, 0.3117, 0.4392, 0.2675, 0.5540, 0.5430],
        [0.6821, 0.4257, 0.9284, 0.6394, 0.3763, 0.5872, 0.6291, 0.5547],
        [0.7801, 0.5038, 0.8543, 0.3555, 0.4846, 0.2312, 0.6044, 0.5342],
        [0.7169, 0.4645, 0.7590, 0.2761, 0.4219, 0.2503, 0.6018, 0.5394],
        [0.6197, 0.3730, 0.9462, 0.5948, 0.3995, 0.5777, 0.6588, 0.5362],
        [0.7014, 0.4260, 0.9745, 0.5130, 0.4179, 0.6349, 0.6801, 0.5268],
        [0.6904, 0.4121, 0.9245, 0.5656, 0.4052, 0.5342, 0.6547, 0.5416],
        [0.6215, 0.3756, 0.9185, 0.4246, 0.3443, 0.5273, 0.6487, 0.5402]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0037, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0037, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.27711278037168086
step:  77
running loss:  0.0035988672775542968
Train Steps: 77/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6488, 0.4085, 0.9239, 0.4528, 0.3710, 0.4379, 0.6246, 0.5328],
        [0.1281, 0.0702, 0.7535, 0.2990, 0.4289, 0.2780, 0.5352, 0.5354],
        [0.7497, 0.4416, 0.8740, 0.3162, 0.4783, 0.2598, 0.6582, 0.5157],
        [0.7471, 0.4585, 0.8960, 0.4175, 0.3671, 0.4120, 0.5890, 0.5436],
        [0.6345, 0.3725, 0.9412, 0.5425, 0.4347, 0.6288, 0.6831, 0.5394],
        [0.7109, 0.4313, 0.9336, 0.5875, 0.3706, 0.4795, 0.5975, 0.5337],
        [0.6542, 0.3831, 0.9247, 0.5839, 0.4145, 0.5602, 0.6040, 0.5012],
        [0.6355, 0.3950, 0.7365, 0.2905, 0.3895, 0.3092, 0.5418, 0.5230]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.27983771497383714
step:  78
running loss:  0.0035876630124850916
 Train Steps: 78/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6002, 0.3573, 0.9323, 0.4695, 0.4067, 0.5875, 0.6304, 0.5184],
        [0.6629, 0.4128, 0.8068, 0.3113, 0.3855, 0.2987, 0.5554, 0.5189],
        [0.5464, 0.3306, 0.9350, 0.4519, 0.4138, 0.4141, 0.6858, 0.5519],
        [0.6337, 0.3700, 0.9142, 0.5837, 0.3704, 0.5209, 0.6383, 0.5275],
        [0.5967, 0.3291, 0.9264, 0.4726, 0.4439, 0.5952, 0.5902, 0.5238],
        [0.5697, 0.3110, 0.8690, 0.5939, 0.4222, 0.5291, 0.5780, 0.5865],
        [0.6790, 0.4061, 0.9367, 0.3756, 0.4064, 0.3228, 0.6563, 0.5449],
        [0.5955, 0.3229, 0.9189, 0.5381, 0.4464, 0.5383, 0.5872, 0.5075]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.28146227076649666
step:  79
running loss:  0.0035628135540062868
Train Steps: 79/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5119, 0.3425, 0.9265, 0.4695, 0.3875, 0.4551, 0.6786, 0.5260],
        [0.6343, 0.3938, 0.9262, 0.5178, 0.3744, 0.5502, 0.6083, 0.4991],
        [0.1974, 0.1064, 0.7876, 0.3150, 0.3990, 0.3172, 0.5073, 0.5274],
        [0.6346, 0.4311, 0.8191, 0.3264, 0.4551, 0.3047, 0.5770, 0.5565],
        [0.6159, 0.3697, 0.8444, 0.6172, 0.3703, 0.5573, 0.5787, 0.4977],
        [0.7068, 0.4193, 0.8361, 0.2817, 0.4721, 0.2977, 0.6492, 0.5381],
        [0.6086, 0.3895, 0.8116, 0.4116, 0.3440, 0.3997, 0.5280, 0.5469],
        [0.5484, 0.3277, 0.9446, 0.4219, 0.4743, 0.3307, 0.6781, 0.5497]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.28381356899626553
step:  80
running loss:  0.0035476696124533192
Train Steps: 80/90  Loss: 0.0035 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7318, 0.4761, 0.9288, 0.4338, 0.4220, 0.3790, 0.6864, 0.5237],
        [0.7237, 0.4574, 0.9326, 0.5243, 0.3879, 0.5031, 0.6863, 0.5338],
        [0.5232, 0.3285, 0.7327, 0.2817, 0.4121, 0.2591, 0.5487, 0.5335],
        [0.6395, 0.4100, 0.9086, 0.5295, 0.4753, 0.5576, 0.5786, 0.5316],
        [0.6670, 0.4423, 0.7967, 0.3256, 0.3888, 0.3411, 0.5705, 0.5651],
        [0.3493, 0.2167, 0.7714, 0.2595, 0.4272, 0.2022, 0.5383, 0.5256],
        [0.2071, 0.1384, 0.7526, 0.2718, 0.4370, 0.2432, 0.5629, 0.5550],
        [0.3592, 0.2399, 0.7592, 0.3142, 0.3981, 0.2982, 0.5345, 0.5534]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0076, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0076, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.29142689728178084
step:  81
running loss:  0.003597862929404702
Train Steps: 81/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5037, 0.3305, 0.8141, 0.5500, 0.4043, 0.4282, 0.5797, 0.5804],
        [0.6664, 0.4200, 0.8563, 0.2748, 0.4429, 0.2194, 0.6277, 0.5476],
        [0.5060, 0.3348, 0.8612, 0.4524, 0.4320, 0.5289, 0.5627, 0.5324],
        [0.4562, 0.3147, 0.8126, 0.4894, 0.3906, 0.4595, 0.6114, 0.5158],
        [0.4270, 0.2897, 0.8398, 0.4804, 0.4076, 0.5038, 0.5437, 0.5549],
        [0.4705, 0.3189, 0.7083, 0.2346, 0.3568, 0.2952, 0.5956, 0.5650],
        [0.5339, 0.3557, 0.8859, 0.3443, 0.3659, 0.3642, 0.6454, 0.5390],
        [0.5492, 0.3757, 0.8003, 0.2359, 0.4695, 0.1793, 0.6644, 0.5451]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.29475518641993403
step:  82
running loss:  0.003594575444145537
 Train Steps: 82/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5219, 0.3660, 0.7790, 0.2321, 0.3643, 0.2673, 0.5809, 0.5409],
        [0.5195, 0.3591, 0.8312, 0.3807, 0.4510, 0.4457, 0.5938, 0.5612],
        [0.5682, 0.3913, 0.6999, 0.2407, 0.3874, 0.2158, 0.6085, 0.5697],
        [0.1475, 0.1097, 0.6956, 0.2113, 0.4007, 0.1901, 0.5284, 0.5563],
        [0.5345, 0.3710, 0.8218, 0.4980, 0.3978, 0.4215, 0.6464, 0.4959],
        [0.5906, 0.4026, 0.8150, 0.4026, 0.3914, 0.3041, 0.6396, 0.5236],
        [0.4948, 0.3323, 0.8203, 0.5143, 0.4422, 0.4626, 0.5775, 0.5119],
        [0.6208, 0.4077, 0.7593, 0.2987, 0.4598, 0.2385, 0.5518, 0.5721]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.29796311957761645
step:  83
running loss:  0.0035899171033447765
Train Steps: 83/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5837, 0.5600],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5181, 0.3539, 0.8390, 0.4595, 0.4247, 0.4804, 0.6175, 0.5306],
        [0.4836, 0.3487, 0.7682, 0.2725, 0.3916, 0.2523, 0.6011, 0.5581],
        [0.5561, 0.3936, 0.8207, 0.4423, 0.4917, 0.4533, 0.5457, 0.5479],
        [0.5201, 0.3584, 0.8710, 0.3262, 0.3958, 0.2486, 0.6272, 0.5657],
        [0.4927, 0.3735, 0.6764, 0.2544, 0.3768, 0.2560, 0.5766, 0.5698],
        [0.4877, 0.3685, 0.7300, 0.2531, 0.3999, 0.2156, 0.5919, 0.5682],
        [0.4900, 0.3573, 0.7261, 0.2373, 0.4414, 0.1238, 0.5944, 0.5538],
        [0.5658, 0.4001, 0.8245, 0.4372, 0.4641, 0.5247, 0.6171, 0.5283]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5838, 0.5600],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.3006193444598466
step:  84
running loss:  0.0035788017197600787
Train Steps: 84/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5401, 0.3604, 0.7687, 0.5018, 0.4050, 0.4576, 0.5831, 0.5146],
        [0.6179, 0.4281, 0.7783, 0.3962, 0.3832, 0.3099, 0.5524, 0.5581],
        [0.5014, 0.3646, 0.8290, 0.4376, 0.4013, 0.4111, 0.6210, 0.5631],
        [0.5474, 0.3766, 0.8633, 0.2975, 0.4234, 0.2974, 0.6899, 0.5606],
        [0.5735, 0.4356, 0.7765, 0.2658, 0.3967, 0.2545, 0.5893, 0.5601],
        [0.5691, 0.4091, 0.7424, 0.3332, 0.3733, 0.2847, 0.5574, 0.5884],
        [0.4941, 0.3615, 0.7728, 0.1914, 0.4640, 0.2244, 0.6177, 0.5739],
        [0.5280, 0.3710, 0.8275, 0.4217, 0.3933, 0.3405, 0.5366, 0.5362]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.3032755733001977
step:  85
running loss:  0.0035679479211787966
Train Steps: 85/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5689, 0.3898, 0.6745, 0.2629, 0.3627, 0.2696, 0.5545, 0.5796],
        [0.5396, 0.3793, 0.8791, 0.4103, 0.4065, 0.3312, 0.6782, 0.5538],
        [0.6021, 0.4020, 0.8272, 0.4906, 0.4783, 0.5328, 0.5690, 0.5541],
        [0.6105, 0.4080, 0.8580, 0.4126, 0.3853, 0.2962, 0.6221, 0.5206],
        [0.6513, 0.4556, 0.8229, 0.3616, 0.3921, 0.2947, 0.5291, 0.5429],
        [0.4928, 0.3361, 0.6731, 0.1926, 0.4042, 0.1822, 0.5665, 0.5280],
        [0.5830, 0.4160, 0.8283, 0.5111, 0.3814, 0.4505, 0.5676, 0.5232],
        [0.5854, 0.4016, 0.7740, 0.2581, 0.3595, 0.2813, 0.6416, 0.5413]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.3045844287844375
step:  86
running loss:  0.0035416794044702033
 Train Steps: 86/90  Loss: 0.0035 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6938, 0.4627, 0.7745, 0.3595, 0.3673, 0.2659, 0.5422, 0.5378],
        [0.7675, 0.5108, 0.8090, 0.2835, 0.4165, 0.2215, 0.5889, 0.5316],
        [0.7989, 0.5596, 0.8286, 0.5296, 0.3607, 0.5234, 0.5537, 0.5094],
        [0.6746, 0.4583, 0.8689, 0.3938, 0.4130, 0.2602, 0.6126, 0.5131],
        [0.4435, 0.2818, 0.6643, 0.2294, 0.3795, 0.2038, 0.5428, 0.5347],
        [0.7686, 0.5124, 0.8225, 0.4737, 0.4038, 0.5151, 0.5450, 0.4887],
        [0.3795, 0.2579, 0.6317, 0.2452, 0.3483, 0.2038, 0.5323, 0.5397],
        [0.2499, 0.1584, 0.8249, 0.2532, 0.4639, 0.2239, 0.6906, 0.5346]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0087, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0087, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.31329219427425414
step:  87
running loss:  0.0036010597043017716
Train Steps: 87/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7099, 0.4488, 0.8918, 0.5150, 0.3862, 0.4957, 0.6400, 0.4723],
        [0.5831, 0.3690, 0.6823, 0.2410, 0.3665, 0.2161, 0.5593, 0.5425],
        [0.6480, 0.4269, 0.8681, 0.5214, 0.4285, 0.4433, 0.5788, 0.5561],
        [0.7184, 0.4610, 0.8753, 0.4972, 0.4210, 0.5490, 0.6182, 0.5110],
        [0.6838, 0.4470, 0.8567, 0.2835, 0.4509, 0.1811, 0.6441, 0.5405],
        [0.5792, 0.3969, 0.7905, 0.3778, 0.3279, 0.3846, 0.5698, 0.5413],
        [0.6387, 0.4136, 0.8354, 0.3753, 0.3431, 0.4887, 0.6001, 0.5222],
        [0.6564, 0.4403, 0.8673, 0.5548, 0.3776, 0.4223, 0.5660, 0.5180]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.3143081188900396
step:  88
running loss:  0.003571683169204996
Train Steps: 88/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5503, 0.3433, 0.8042, 0.2656, 0.4390, 0.2441, 0.5905, 0.5752],
        [0.4924, 0.2846, 0.7159, 0.2282, 0.3960, 0.2076, 0.5492, 0.5356],
        [0.7602, 0.4789, 0.9267, 0.5469, 0.4050, 0.5384, 0.5807, 0.4911],
        [0.7297, 0.4698, 0.8829, 0.5198, 0.3922, 0.5400, 0.6037, 0.5108],
        [0.5250, 0.3183, 0.7260, 0.2407, 0.4251, 0.2064, 0.5545, 0.5222],
        [0.6908, 0.4439, 0.9060, 0.5334, 0.3466, 0.3828, 0.5711, 0.5140],
        [0.6375, 0.4331, 0.9175, 0.4850, 0.3439, 0.4380, 0.6430, 0.5255],
        [0.7003, 0.4664, 0.9140, 0.5508, 0.4439, 0.5048, 0.5472, 0.5362]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.31682477600406855
step:  89
running loss:  0.0035598289438659387
Train Steps: 89/90  Loss: 0.0036 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6008, 0.3638, 0.8715, 0.3505, 0.3895, 0.3336, 0.5966, 0.5717],
        [0.6301, 0.4162, 0.7736, 0.2896, 0.3732, 0.3400, 0.5808, 0.5527],
        [0.7209, 0.4506, 0.9106, 0.5676, 0.3906, 0.4272, 0.5947, 0.5073],
        [0.6660, 0.4047, 0.9162, 0.3639, 0.4761, 0.2391, 0.6249, 0.5336],
        [0.7238, 0.4595, 0.8319, 0.5199, 0.3889, 0.5274, 0.6024, 0.5363],
        [0.7352, 0.4680, 0.9079, 0.4925, 0.4598, 0.5879, 0.5617, 0.5313],
        [0.2352, 0.1203, 0.7305, 0.2232, 0.4102, 0.2230, 0.5104, 0.5519],
        [0.7288, 0.4646, 0.8875, 0.5587, 0.3863, 0.4118, 0.5313, 0.5509]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.31965578126255423
step:  90
running loss:  0.003551730902917269
 Valid Steps: 10/10  Loss: nan 36 
--------------------------------------------------
Epoch: 2  Train Loss: 0.0036 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6002, 0.3815, 0.8933, 0.5012, 0.4067, 0.4831, 0.5530, 0.5773],
        [0.6410, 0.4013, 0.9355, 0.4723, 0.4100, 0.4706, 0.5617, 0.5201],
        [0.5869, 0.3487, 0.8109, 0.3059, 0.3688, 0.3311, 0.5628, 0.5760],
        [0.6995, 0.4231, 0.9138, 0.5172, 0.4408, 0.4911, 0.5576, 0.5447],
        [0.6746, 0.4112, 0.9438, 0.5046, 0.4605, 0.5980, 0.6225, 0.5350],
        [0.3981, 0.2286, 0.7361, 0.2425, 0.4561, 0.2127, 0.5571, 0.5786],
        [0.7015, 0.4287, 0.9322, 0.5515, 0.4549, 0.4995, 0.5993, 0.5136],
        [0.6751, 0.4332, 0.8995, 0.5880, 0.4387, 0.5118, 0.5768, 0.5340]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002288524992763996
step:  1
running loss:  0.002288524992763996
Train Steps: 1/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5669, 0.3610, 0.8866, 0.5139, 0.4175, 0.4738, 0.5647, 0.5553],
        [0.5978, 0.3696, 0.8827, 0.4233, 0.4464, 0.3263, 0.5813, 0.5786],
        [0.5948, 0.3882, 0.8695, 0.4031, 0.3815, 0.3790, 0.5696, 0.5258],
        [0.5551, 0.3560, 0.9126, 0.4513, 0.4443, 0.5119, 0.5792, 0.5305],
        [0.4847, 0.2875, 0.7358, 0.2585, 0.4195, 0.2411, 0.5638, 0.5675],
        [0.5462, 0.3488, 0.8821, 0.5407, 0.4778, 0.5131, 0.5600, 0.5296],
        [0.6726, 0.4098, 0.9118, 0.5105, 0.4304, 0.5799, 0.6213, 0.5177],
        [0.6760, 0.4343, 0.8956, 0.5829, 0.4141, 0.4797, 0.5930, 0.5445]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0036328728310763836
step:  2
running loss:  0.0018164364155381918
Train Steps: 2/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6359, 0.4082, 0.8793, 0.6344, 0.4539, 0.5514, 0.5787, 0.5307],
        [0.6908, 0.4302, 0.8753, 0.3369, 0.4884, 0.2461, 0.6141, 0.5311],
        [0.5758, 0.3436, 0.8435, 0.3540, 0.4212, 0.2781, 0.5877, 0.5331],
        [0.3117, 0.1714, 0.7735, 0.2756, 0.4538, 0.2254, 0.5412, 0.5513],
        [0.5630, 0.3703, 0.7986, 0.3373, 0.4174, 0.3504, 0.5790, 0.6113],
        [0.6433, 0.3916, 0.7148, 0.3738, 0.3802, 0.3490, 0.5193, 0.5787],
        [0.6158, 0.4063, 0.9110, 0.5084, 0.3871, 0.4496, 0.5415, 0.5369],
        [0.5936, 0.3585, 0.8877, 0.3856, 0.3611, 0.4360, 0.6028, 0.5406]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0035, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00717794056981802
step:  3
running loss:  0.0023926468566060066
Train Steps: 3/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6296, 0.4197, 0.6843, 0.2552, 0.4132, 0.2502, 0.5549, 0.5667],
        [0.4891, 0.3154, 0.9120, 0.4422, 0.3716, 0.3887, 0.5510, 0.5275],
        [0.5897, 0.3899, 0.8455, 0.5802, 0.4190, 0.5284, 0.5896, 0.5246],
        [0.6052, 0.3880, 0.7896, 0.2977, 0.4430, 0.2461, 0.5919, 0.5701],
        [0.5638, 0.3631, 0.7524, 0.2583, 0.4390, 0.2381, 0.6076, 0.5492],
        [0.5158, 0.3366, 0.9171, 0.5129, 0.3831, 0.5358, 0.5797, 0.4969],
        [0.5390, 0.3384, 0.7859, 0.3426, 0.3885, 0.3116, 0.5779, 0.5692],
        [0.5654, 0.3864, 0.8075, 0.4019, 0.3687, 0.3412, 0.5067, 0.5633]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008925004513002932
step:  4
running loss:  0.002231251128250733
 Train Steps: 4/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6101, 0.4008, 0.8775, 0.3697, 0.3979, 0.3186, 0.6877, 0.5551],
        [0.5939, 0.4007, 0.8892, 0.5176, 0.3852, 0.5240, 0.6640, 0.5635],
        [0.6112, 0.4214, 0.7873, 0.2553, 0.3898, 0.2494, 0.6111, 0.5374],
        [0.5689, 0.3956, 0.8435, 0.4460, 0.3896, 0.5423, 0.5555, 0.5107],
        [0.6235, 0.4064, 0.7775, 0.2624, 0.4293, 0.2045, 0.6141, 0.5317],
        [0.5731, 0.3912, 0.8131, 0.3550, 0.3671, 0.3545, 0.5398, 0.5531],
        [0.5109, 0.3331, 0.8373, 0.3655, 0.3707, 0.5275, 0.5966, 0.5326],
        [0.6127, 0.4086, 0.8259, 0.5347, 0.4222, 0.4452, 0.5156, 0.5748]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.009910384309478104
step:  5
running loss:  0.001982076861895621
Train Steps: 5/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6028, 0.4081, 0.8787, 0.4410, 0.3613, 0.3906, 0.6559, 0.5075],
        [0.5579, 0.3736, 0.8574, 0.4347, 0.3937, 0.4630, 0.5563, 0.5520],
        [0.6174, 0.4114, 0.8715, 0.4025, 0.3697, 0.5316, 0.6222, 0.5028],
        [0.5251, 0.3515, 0.8400, 0.4720, 0.3916, 0.4560, 0.5975, 0.5433],
        [0.6194, 0.4004, 0.8417, 0.4841, 0.3773, 0.4897, 0.6316, 0.4948],
        [0.4978, 0.3611, 0.7664, 0.2651, 0.3495, 0.2716, 0.5151, 0.5461],
        [0.6735, 0.4743, 0.7903, 0.2001, 0.4035, 0.2606, 0.6323, 0.5188],
        [0.5516, 0.3580, 0.7681, 0.2637, 0.4117, 0.2454, 0.5465, 0.5668]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011184405419044197
step:  6
running loss:  0.0018640675698406994
Train Steps: 6/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6380, 0.4439, 0.7222, 0.2509, 0.3482, 0.3219, 0.5899, 0.5464],
        [0.5228, 0.3732, 0.7454, 0.2522, 0.3416, 0.2843, 0.5357, 0.5352],
        [0.6708, 0.4600, 0.7047, 0.2072, 0.4197, 0.1954, 0.5537, 0.5195],
        [0.6443, 0.4543, 0.8250, 0.2313, 0.3901, 0.2928, 0.6525, 0.5063],
        [0.6395, 0.4302, 0.7451, 0.2097, 0.3914, 0.2084, 0.6203, 0.5268],
        [0.5345, 0.3629, 0.7980, 0.3231, 0.3868, 0.2772, 0.6029, 0.5457],
        [0.4908, 0.3311, 0.9332, 0.4952, 0.3968, 0.5405, 0.6285, 0.5112],
        [0.5857, 0.3792, 0.9133, 0.4411, 0.3189, 0.3980, 0.6537, 0.4978]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012649990734644234
step:  7
running loss:  0.0018071415335206048
Train Steps: 7/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6730, 0.4779, 0.7829, 0.1793, 0.3983, 0.2202, 0.6320, 0.5176],
        [0.6574, 0.4479, 0.8553, 0.2471, 0.3966, 0.2033, 0.6424, 0.5357],
        [0.5816, 0.3918, 0.8557, 0.3419, 0.3306, 0.4048, 0.6079, 0.5148],
        [0.5688, 0.3792, 0.8812, 0.4301, 0.3675, 0.5155, 0.6587, 0.5246],
        [0.6893, 0.4635, 0.6720, 0.2585, 0.3296, 0.2493, 0.5315, 0.5631],
        [0.5993, 0.3999, 0.8540, 0.4222, 0.3700, 0.4330, 0.6404, 0.4731],
        [0.5385, 0.3690, 0.8455, 0.4344, 0.3897, 0.4744, 0.5790, 0.5234],
        [0.6363, 0.4504, 0.8473, 0.4180, 0.4055, 0.4664, 0.6760, 0.5129]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014307374716736376
step:  8
running loss:  0.001788421839592047
 Train Steps: 8/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6075, 0.4180, 0.8209, 0.1754, 0.4414, 0.2094, 0.7048, 0.5392],
        [0.5856, 0.4044, 0.6639, 0.1650, 0.3894, 0.1484, 0.5538, 0.5401],
        [0.6596, 0.4292, 0.8553, 0.4984, 0.3863, 0.5089, 0.6441, 0.4961],
        [0.6291, 0.4204, 0.8378, 0.4888, 0.3686, 0.5141, 0.6246, 0.5025],
        [0.6524, 0.4352, 0.8420, 0.4286, 0.3649, 0.2985, 0.6814, 0.5026],
        [0.6159, 0.4232, 0.7951, 0.2934, 0.3295, 0.2710, 0.5499, 0.5150],
        [0.6264, 0.4401, 0.7368, 0.1997, 0.3638, 0.2359, 0.5624, 0.5183],
        [0.5910, 0.3714, 0.8494, 0.4495, 0.3998, 0.4437, 0.6143, 0.4924]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.016634083236567676
step:  9
running loss:  0.0018482314707297417
Train Steps: 9/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6524, 0.4339, 0.8155, 0.3268, 0.3706, 0.2373, 0.5624, 0.5438],
        [0.5945, 0.3936, 0.8238, 0.4429, 0.4082, 0.4306, 0.6347, 0.4983],
        [0.5720, 0.4040, 0.8387, 0.4393, 0.4390, 0.4357, 0.5802, 0.5505],
        [0.6188, 0.4136, 0.8323, 0.4499, 0.4364, 0.4505, 0.5917, 0.5264],
        [0.6634, 0.4575, 0.7849, 0.3285, 0.3516, 0.2794, 0.5788, 0.5534],
        [0.5991, 0.3866, 0.8214, 0.4122, 0.3813, 0.4463, 0.6662, 0.5194],
        [0.6810, 0.4477, 0.8417, 0.3520, 0.3407, 0.4455, 0.6495, 0.5353],
        [0.6106, 0.3994, 0.7506, 0.2554, 0.3855, 0.2089, 0.5507, 0.5628]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018363903160206974
step:  10
running loss:  0.0018363903160206973
Train Steps: 10/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6670, 0.4386, 0.8303, 0.5567, 0.4043, 0.4091, 0.6370, 0.5482],
        [0.6776, 0.4518, 0.7636, 0.4052, 0.3734, 0.2846, 0.5586, 0.5967],
        [0.6549, 0.4292, 0.8408, 0.4363, 0.4181, 0.5187, 0.6062, 0.5413],
        [0.6972, 0.4272, 0.8284, 0.4156, 0.3770, 0.4023, 0.5834, 0.5589],
        [0.6584, 0.4397, 0.8381, 0.2707, 0.4301, 0.2266, 0.6898, 0.5920],
        [0.6660, 0.4326, 0.8762, 0.4353, 0.4584, 0.5287, 0.6234, 0.5476],
        [0.5939, 0.3899, 0.8410, 0.4262, 0.3975, 0.3439, 0.5154, 0.5441],
        [0.5964, 0.3956, 0.8295, 0.4933, 0.4590, 0.4670, 0.5879, 0.5507]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019579105195589364
step:  11
running loss:  0.0017799186541444876
Train Steps: 11/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6200, 0.3999, 0.8653, 0.5207, 0.4100, 0.5125, 0.5975, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6627, 0.4582, 0.8446, 0.3431, 0.4621, 0.3512, 0.6252, 0.6020],
        [0.6581, 0.4269, 0.7875, 0.3111, 0.3887, 0.4321, 0.5941, 0.5865],
        [0.6116, 0.3716, 0.7028, 0.2405, 0.4561, 0.2085, 0.5293, 0.5720],
        [0.6217, 0.4010, 0.9149, 0.5132, 0.4004, 0.4406, 0.5760, 0.5551],
        [0.7454, 0.4856, 0.7083, 0.3050, 0.4564, 0.2597, 0.4888, 0.6232],
        [0.6429, 0.3958, 0.9150, 0.5988, 0.4104, 0.5090, 0.6470, 0.5615],
        [0.6573, 0.4318, 0.8670, 0.4660, 0.4384, 0.3084, 0.5093, 0.5605],
        [0.6276, 0.4006, 0.9061, 0.5831, 0.4815, 0.5650, 0.5835, 0.5617]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6200, 0.3999, 0.8653, 0.5207, 0.4100, 0.5125, 0.5975, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021589155890978873
step:  12
running loss:  0.0017990963242482394
 Train Steps: 12/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6850, 0.4247, 0.7308, 0.2875, 0.4270, 0.2783, 0.5280, 0.5645],
        [0.6193, 0.3962, 0.8800, 0.6018, 0.4218, 0.5049, 0.5980, 0.5801],
        [0.6418, 0.3852, 0.8744, 0.3716, 0.3916, 0.4108, 0.6206, 0.5730],
        [0.6372, 0.4026, 0.9109, 0.5178, 0.4621, 0.5772, 0.5763, 0.5733],
        [0.6267, 0.3887, 0.8751, 0.5489, 0.4650, 0.5104, 0.5475, 0.5908],
        [0.6339, 0.4063, 0.8848, 0.5980, 0.4351, 0.4774, 0.5554, 0.5471],
        [0.6724, 0.4247, 0.7273, 0.3193, 0.4394, 0.2667, 0.5483, 0.5913],
        [0.6507, 0.4327, 0.8642, 0.4348, 0.3746, 0.3852, 0.4934, 0.6010]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022897822898812592
step:  13
running loss:  0.0017613709922163533
Train Steps: 13/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7103, 0.4486, 0.8747, 0.4249, 0.3902, 0.5114, 0.6438, 0.5376],
        [0.3599, 0.2209, 0.7311, 0.3070, 0.3967, 0.2738, 0.4546, 0.5411],
        [0.4195, 0.2813, 0.7883, 0.3753, 0.4167, 0.2952, 0.4734, 0.5861],
        [0.6465, 0.4145, 0.8845, 0.5313, 0.3612, 0.4709, 0.6170, 0.5398],
        [0.6977, 0.4486, 0.8552, 0.6218, 0.4135, 0.4887, 0.5198, 0.5217],
        [0.6612, 0.4368, 0.8415, 0.3068, 0.4765, 0.3075, 0.6446, 0.5897],
        [0.7176, 0.4319, 0.9126, 0.5278, 0.3973, 0.5687, 0.6204, 0.5488],
        [0.7001, 0.4696, 0.8438, 0.5102, 0.4606, 0.3406, 0.4802, 0.6126]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0086, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0086, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.031523438286967576
step:  14
running loss:  0.002251674163354827
Train Steps: 14/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6369, 0.3770, 0.8405, 0.3821, 0.3651, 0.3864, 0.5791, 0.5156],
        [0.6178, 0.3775, 0.9148, 0.4095, 0.3825, 0.3501, 0.5726, 0.5146],
        [0.7046, 0.4203, 0.8782, 0.6498, 0.4341, 0.5928, 0.5846, 0.5494],
        [0.6253, 0.4038, 0.8356, 0.3593, 0.4174, 0.3532, 0.6002, 0.5456],
        [0.2293, 0.1415, 0.8490, 0.2963, 0.5242, 0.2863, 0.6327, 0.5384],
        [0.6541, 0.4069, 0.7483, 0.3571, 0.3859, 0.3337, 0.5057, 0.5481],
        [0.5698, 0.3742, 0.8092, 0.4008, 0.3791, 0.3166, 0.4940, 0.5553],
        [0.6750, 0.4287, 0.8318, 0.5494, 0.3564, 0.4079, 0.5192, 0.5380]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03430542966816574
step:  15
running loss:  0.0022870286445443827
Train Steps: 15/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5944, 0.3454, 0.9136, 0.5033, 0.3575, 0.5314, 0.6047, 0.5082],
        [0.5365, 0.3196, 0.7885, 0.3145, 0.3401, 0.3181, 0.5186, 0.5181],
        [0.6247, 0.3771, 0.9237, 0.5689, 0.3381, 0.4124, 0.5901, 0.5049],
        [0.5429, 0.3474, 0.8863, 0.5152, 0.4129, 0.5361, 0.5636, 0.5641],
        [0.5060, 0.3406, 0.8971, 0.5473, 0.4520, 0.5284, 0.5180, 0.5835],
        [0.5774, 0.3656, 0.8471, 0.3874, 0.3530, 0.4066, 0.5703, 0.5504],
        [0.5550, 0.3419, 0.7782, 0.2975, 0.4284, 0.1834, 0.5793, 0.5391],
        [0.4954, 0.2894, 0.7917, 0.2573, 0.4166, 0.2622, 0.6149, 0.5335]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03636402601841837
step:  16
running loss:  0.0022727516261511482
 Train Steps: 16/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4330, 0.2798, 0.8786, 0.2619, 0.4194, 0.2778, 0.6735, 0.5339],
        [0.5555, 0.3388, 0.8658, 0.5031, 0.3932, 0.5309, 0.6476, 0.5368],
        [0.4834, 0.3136, 0.8026, 0.2625, 0.3900, 0.2671, 0.5784, 0.5424],
        [0.5196, 0.3330, 0.8274, 0.2463, 0.4491, 0.2297, 0.6057, 0.4950],
        [0.5648, 0.3605, 0.8913, 0.4223, 0.3230, 0.4654, 0.5457, 0.5211],
        [0.5265, 0.3438, 0.8746, 0.5002, 0.3539, 0.3281, 0.5949, 0.5066],
        [0.5507, 0.3276, 0.8567, 0.5455, 0.3664, 0.5009, 0.5833, 0.4898],
        [0.5677, 0.3474, 0.8651, 0.5104, 0.3851, 0.4639, 0.5004, 0.5649]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03901701339054853
step:  17
running loss:  0.0022951184347381488
Train Steps: 17/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5370, 0.3631, 0.8025, 0.4733, 0.3694, 0.4301, 0.6613, 0.5039],
        [0.5555, 0.3662, 0.8576, 0.4481, 0.3509, 0.3076, 0.5604, 0.5309],
        [0.5755, 0.3779, 0.8860, 0.4477, 0.3929, 0.5262, 0.6205, 0.5168],
        [0.5609, 0.3712, 0.8877, 0.3128, 0.3627, 0.2935, 0.6108, 0.4896],
        [0.4438, 0.3181, 0.7941, 0.2994, 0.3447, 0.2704, 0.5179, 0.5191],
        [0.5578, 0.3616, 0.8624, 0.2708, 0.4258, 0.2182, 0.6350, 0.5023],
        [0.6400, 0.3798, 0.8733, 0.4429, 0.4123, 0.5609, 0.6441, 0.5230],
        [0.2633, 0.2200, 0.7622, 0.2249, 0.3862, 0.2525, 0.5937, 0.5282]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04258008219767362
step:  18
running loss:  0.002365560122092979
Train Steps: 18/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5918, 0.3952, 0.8584, 0.4755, 0.4334, 0.4507, 0.5884, 0.5322],
        [0.5844, 0.3977, 0.8591, 0.4129, 0.3728, 0.4645, 0.6018, 0.5118],
        [0.2210, 0.1637, 0.9241, 0.2472, 0.4548, 0.2745, 0.7776, 0.5157],
        [0.6087, 0.4235, 0.8215, 0.5093, 0.3536, 0.3738, 0.5898, 0.5271],
        [0.5043, 0.3472, 0.7739, 0.2174, 0.4279, 0.2316, 0.6006, 0.5307],
        [0.5409, 0.3545, 0.8611, 0.3833, 0.3235, 0.4136, 0.6816, 0.4781],
        [0.6830, 0.4531, 0.8903, 0.3539, 0.3679, 0.4203, 0.7136, 0.4970],
        [0.5697, 0.3720, 0.8571, 0.4214, 0.4092, 0.4769, 0.5778, 0.4975]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0031, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.045656067435629666
step:  19
running loss:  0.0024029509176647194
Train Steps: 19/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.3317, 0.2437, 0.8838, 0.2707, 0.5007, 0.2329, 0.7101, 0.5134],
        [0.4226, 0.2902, 0.8046, 0.2608, 0.4476, 0.2214, 0.6137, 0.5088],
        [0.5430, 0.3784, 0.8516, 0.2332, 0.5131, 0.2774, 0.7556, 0.5394],
        [0.1304, 0.1043, 0.7471, 0.2489, 0.3800, 0.2012, 0.5221, 0.5210],
        [0.6030, 0.3979, 0.8176, 0.2325, 0.4119, 0.2649, 0.6792, 0.5080],
        [0.7374, 0.4957, 0.8782, 0.5724, 0.4039, 0.4957, 0.5789, 0.5219],
        [0.6925, 0.4588, 0.7116, 0.2866, 0.3439, 0.3203, 0.5630, 0.5454],
        [0.6044, 0.3941, 0.7845, 0.2106, 0.4687, 0.1488, 0.6680, 0.5050]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0051, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0051, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.050726136774756014
step:  20
running loss:  0.002536306838737801
 Train Steps: 20/90  Loss: 0.0025 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5901, 0.4298, 0.8875, 0.4076, 0.3987, 0.4621, 0.6725, 0.5381],
        [0.5370, 0.3682, 0.7592, 0.1734, 0.4341, 0.2684, 0.6666, 0.5472],
        [0.4572, 0.3172, 0.7158, 0.2226, 0.4405, 0.1772, 0.5711, 0.5436],
        [0.5756, 0.3987, 0.8808, 0.4527, 0.3977, 0.3508, 0.5557, 0.5388],
        [0.5095, 0.3654, 0.8806, 0.4264, 0.4335, 0.4443, 0.6113, 0.5361],
        [0.5600, 0.4047, 0.8448, 0.5110, 0.4104, 0.3563, 0.6075, 0.5725],
        [0.4382, 0.3084, 0.8828, 0.2070, 0.4856, 0.2378, 0.7775, 0.5535],
        [0.6409, 0.4133, 0.8676, 0.3542, 0.4018, 0.4103, 0.6507, 0.5465]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.053505434771068394
step:  21
running loss:  0.002547877846241352
Train Steps: 21/90  Loss: 0.0025 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5056, 0.3462, 0.8709, 0.2943, 0.4799, 0.2926, 0.6936, 0.5203],
        [0.5236, 0.3603, 0.8550, 0.1726, 0.4822, 0.1785, 0.6520, 0.5347],
        [0.5216, 0.3837, 0.8388, 0.4630, 0.4735, 0.4920, 0.5264, 0.5561],
        [0.5107, 0.3523, 0.8397, 0.4314, 0.4522, 0.4588, 0.5876, 0.5638],
        [0.4940, 0.3262, 0.7804, 0.2140, 0.4554, 0.2161, 0.5925, 0.5326],
        [0.5580, 0.3879, 0.8799, 0.4109, 0.4304, 0.3769, 0.6884, 0.5656],
        [0.6593, 0.4375, 0.8602, 0.4501, 0.4064, 0.3761, 0.6315, 0.5474],
        [0.5514, 0.3732, 0.8135, 0.4741, 0.4225, 0.4865, 0.6201, 0.5624]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05599151493515819
step:  22
running loss:  0.002545068860689009
Train Steps: 22/90  Loss: 0.0025 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6189, 0.3997, 0.8820, 0.4238, 0.4160, 0.3840, 0.6119, 0.5490],
        [0.0977, 0.0911, 0.6965, 0.2213, 0.4232, 0.1823, 0.5793, 0.5771],
        [0.6315, 0.4235, 0.7317, 0.2649, 0.4093, 0.2834, 0.5647, 0.5624],
        [0.6621, 0.4304, 0.8660, 0.4649, 0.4866, 0.4302, 0.5786, 0.5840],
        [0.6096, 0.3989, 0.8899, 0.3080, 0.4147, 0.2769, 0.6552, 0.5774],
        [0.6882, 0.4586, 0.8791, 0.4039, 0.4599, 0.5236, 0.6363, 0.5646],
        [0.6097, 0.4281, 0.8857, 0.4110, 0.4833, 0.5131, 0.6350, 0.5820],
        [0.6308, 0.4299, 0.8597, 0.4899, 0.3927, 0.3489, 0.5909, 0.5397]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05741637130267918
step:  23
running loss:  0.0024963639696817036
Train Steps: 23/90  Loss: 0.0025 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6483, 0.4329, 0.8978, 0.4326, 0.3863, 0.4186, 0.5454, 0.5792],
        [0.6430, 0.4231, 0.7608, 0.3607, 0.3721, 0.4013, 0.5512, 0.5972],
        [0.6352, 0.3953, 0.7954, 0.2319, 0.4659, 0.2090, 0.6230, 0.5244],
        [0.0224, 0.0161, 0.6969, 0.2110, 0.4282, 0.1571, 0.5344, 0.5740],
        [0.6293, 0.4141, 0.7977, 0.2335, 0.4426, 0.1968, 0.6254, 0.5558],
        [0.6616, 0.4534, 0.8593, 0.5196, 0.4908, 0.4956, 0.5336, 0.5511],
        [0.6865, 0.4557, 0.8721, 0.4978, 0.3912, 0.3721, 0.6095, 0.5410],
        [0.7057, 0.4689, 0.8426, 0.5325, 0.4386, 0.5152, 0.6351, 0.5462]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.058127752621658146
step:  24
running loss:  0.0024219896925690896
 Train Steps: 24/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6093, 0.3999, 0.8337, 0.4284, 0.3559, 0.3779, 0.5022, 0.5830],
        [0.6382, 0.4220, 0.8517, 0.4154, 0.3702, 0.5035, 0.5867, 0.5758],
        [0.2702, 0.1768, 0.7247, 0.2521, 0.4284, 0.2276, 0.5442, 0.5621],
        [0.6540, 0.4113, 0.8690, 0.3864, 0.4371, 0.2669, 0.6174, 0.5398],
        [0.6239, 0.3889, 0.8392, 0.5560, 0.4058, 0.5212, 0.6302, 0.5345],
        [0.6113, 0.4132, 0.8346, 0.5003, 0.4610, 0.4800, 0.5369, 0.5320],
        [0.7170, 0.4505, 0.8821, 0.4155, 0.3609, 0.4126, 0.6495, 0.5369],
        [0.6013, 0.3870, 0.8461, 0.4729, 0.3706, 0.4457, 0.5826, 0.5565]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06033143226522952
step:  25
running loss:  0.002413257290609181
Train Steps: 25/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6160, 0.3895, 0.7928, 0.3331, 0.3901, 0.3177, 0.5873, 0.5922],
        [0.5629, 0.3442, 0.7577, 0.2975, 0.3681, 0.2849, 0.5655, 0.5591],
        [0.6375, 0.3715, 0.9214, 0.4802, 0.3835, 0.5911, 0.6241, 0.5429],
        [0.6171, 0.3862, 0.8805, 0.5191, 0.4360, 0.5156, 0.5317, 0.5459],
        [0.6700, 0.4098, 0.8710, 0.5518, 0.3930, 0.5352, 0.5776, 0.5149],
        [0.5614, 0.3484, 0.7337, 0.3151, 0.3581, 0.3145, 0.5202, 0.5507],
        [0.7045, 0.4279, 0.8837, 0.5943, 0.3764, 0.4633, 0.6147, 0.5073],
        [0.4651, 0.2801, 0.6989, 0.2835, 0.3888, 0.2057, 0.5165, 0.5298]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06175887619610876
step:  26
running loss:  0.002375341392158029
Train Steps: 26/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6436, 0.3993, 0.8663, 0.5342, 0.4515, 0.5277, 0.5575, 0.5408],
        [0.6770, 0.3979, 0.8363, 0.4462, 0.3444, 0.5367, 0.5881, 0.5528],
        [0.2007, 0.1157, 0.7863, 0.3516, 0.3207, 0.3140, 0.5153, 0.5435],
        [0.6610, 0.3867, 0.8835, 0.5234, 0.3765, 0.5157, 0.6412, 0.5174],
        [0.6181, 0.3727, 0.7298, 0.2919, 0.3445, 0.3732, 0.5756, 0.5017],
        [0.6510, 0.3927, 0.8464, 0.4056, 0.3709, 0.3140, 0.5137, 0.5286],
        [0.6249, 0.3743, 0.8593, 0.4903, 0.3432, 0.3430, 0.5064, 0.5652],
        [0.6487, 0.4039, 0.7184, 0.2811, 0.4340, 0.1724, 0.5875, 0.5331]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06347480788826942
step:  27
running loss:  0.002350918810676645
Train Steps: 27/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6822, 0.4314, 0.8651, 0.4856, 0.3992, 0.4735, 0.5274, 0.5404],
        [0.5400, 0.3283, 0.8774, 0.4733, 0.4195, 0.5492, 0.6072, 0.5681],
        [0.4843, 0.2985, 0.8924, 0.5053, 0.3795, 0.5752, 0.6132, 0.5527],
        [0.6219, 0.3712, 0.8523, 0.3708, 0.3658, 0.2955, 0.6313, 0.5004],
        [0.6180, 0.4010, 0.8046, 0.3480, 0.3300, 0.3867, 0.5747, 0.5360],
        [0.6175, 0.3946, 0.8366, 0.5188, 0.4460, 0.4738, 0.5096, 0.5268],
        [0.5767, 0.3839, 0.6640, 0.2650, 0.3513, 0.2447, 0.5245, 0.5126],
        [0.6322, 0.4174, 0.8397, 0.5665, 0.3124, 0.4103, 0.5321, 0.5726]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06485963379964232
step:  28
running loss:  0.0023164154928443687
 Train Steps: 28/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 6.7090e-01,  4.0646e-01,  8.8374e-01,  5.4438e-01,  3.8827e-01,
          5.3380e-01,  5.8710e-01,  5.2107e-01],
        [ 6.3156e-01,  3.8918e-01,  8.8924e-01,  3.9016e-01,  4.5429e-01,
          3.5994e-01,  7.0014e-01,  5.0003e-01],
        [ 7.1235e-01,  4.4388e-01,  8.7769e-01,  4.9250e-01,  3.6733e-01,
          4.6729e-01,  5.2955e-01,  5.4011e-01],
        [-3.6269e-04, -8.9101e-03,  7.3422e-01,  3.1684e-01,  3.8392e-01,
          2.9073e-01,  4.9513e-01,  5.4069e-01],
        [ 7.0830e-01,  4.4306e-01,  8.0668e-01,  3.2193e-01,  3.6984e-01,
          3.3750e-01,  5.6709e-01,  5.1859e-01],
        [ 6.9812e-01,  4.5714e-01,  8.6463e-01,  4.2777e-01,  3.4170e-01,
          3.8019e-01,  4.5121e-01,  5.2652e-01],
        [ 6.6152e-01,  4.4307e-01,  7.3589e-01,  3.0837e-01,  4.2011e-01,
          2.6642e-01,  5.2988e-01,  5.5355e-01],
        [ 5.7453e-01,  3.4652e-01,  7.8571e-01,  2.3260e-01,  4.2730e-01,
          2.6989e-01,  6.5486e-01,  5.0269e-01]], device='cuda:0',
       grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.066403744276613
step:  29
running loss:  0.002289784285400448
Train Steps: 29/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6553, 0.4516, 0.8909, 0.4744, 0.3987, 0.3983, 0.5979, 0.5874],
        [0.6033, 0.3995, 0.9001, 0.3978, 0.3655, 0.4665, 0.5997, 0.5057],
        [0.6109, 0.3870, 0.8913, 0.4282, 0.3730, 0.3778, 0.5874, 0.5565],
        [0.6447, 0.4530, 0.8713, 0.6013, 0.3892, 0.4725, 0.6208, 0.5390],
        [0.6460, 0.4327, 0.8558, 0.5071, 0.4999, 0.4846, 0.5085, 0.5388],
        [0.6930, 0.4552, 0.7825, 0.2199, 0.3805, 0.2937, 0.5852, 0.5319],
        [0.1483, 0.1368, 0.7527, 0.2525, 0.4189, 0.2928, 0.5746, 0.5629],
        [0.6174, 0.3917, 0.7474, 0.2506, 0.4010, 0.2601, 0.5830, 0.5165]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06759074423462152
step:  30
running loss:  0.0022530248078207176
Train Steps: 30/90  Loss: 0.0023 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5891, 0.4129, 0.8819, 0.1990, 0.5162, 0.2382, 0.7617, 0.5226],
        [0.5691, 0.4271, 0.7440, 0.2872, 0.3934, 0.2544, 0.5267, 0.5962],
        [0.5291, 0.3691, 0.8776, 0.4669, 0.3964, 0.4697, 0.5507, 0.5498],
        [0.5685, 0.3836, 0.8484, 0.5101, 0.3768, 0.4332, 0.5894, 0.5859],
        [0.5461, 0.3610, 0.8937, 0.4030, 0.4117, 0.5739, 0.6300, 0.5297],
        [0.6028, 0.4109, 0.8958, 0.4430, 0.4658, 0.4558, 0.5568, 0.5362],
        [0.5917, 0.3764, 0.8950, 0.4554, 0.3693, 0.4597, 0.5308, 0.4896],
        [0.5577, 0.3902, 0.8747, 0.4571, 0.4388, 0.5051, 0.5908, 0.5223]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06881934218108654
step:  31
running loss:  0.0022199787800350496
Train Steps: 31/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6275, 0.4265, 0.7716, 0.2781, 0.3984, 0.3497, 0.6382, 0.5523],
        [0.5203, 0.3401, 0.8799, 0.4272, 0.3907, 0.4228, 0.5961, 0.5414],
        [0.5463, 0.3887, 0.9214, 0.4432, 0.4414, 0.5566, 0.6011, 0.5751],
        [0.6827, 0.4398, 0.8401, 0.2632, 0.4333, 0.2702, 0.5930, 0.5047],
        [0.6210, 0.4231, 0.8930, 0.4080, 0.3893, 0.3765, 0.5890, 0.5142],
        [0.1107, 0.0948, 0.7827, 0.2740, 0.4395, 0.2777, 0.5472, 0.5458],
        [0.5985, 0.4182, 0.7871, 0.2891, 0.4246, 0.3038, 0.5919, 0.6043],
        [0.6370, 0.4413, 0.7423, 0.2375, 0.4879, 0.1454, 0.5941, 0.5261]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06997097912244499
step:  32
running loss:  0.002186593097576406
 Train Steps: 32/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6632, 0.4778, 0.8182, 0.1933, 0.4617, 0.1867, 0.6462, 0.5282],
        [0.5586, 0.3796, 0.8881, 0.3963, 0.3744, 0.3900, 0.5972, 0.5318],
        [0.5068, 0.3652, 0.8657, 0.4687, 0.4695, 0.4946, 0.6065, 0.5649],
        [0.5647, 0.3709, 0.8731, 0.3147, 0.4259, 0.2559, 0.6572, 0.5229],
        [0.5499, 0.3703, 0.8740, 0.4694, 0.4646, 0.4603, 0.5615, 0.5666],
        [0.5191, 0.3648, 0.8962, 0.3705, 0.3918, 0.3294, 0.5904, 0.5462],
        [0.5249, 0.3715, 0.7566, 0.3213, 0.3711, 0.3640, 0.5613, 0.6067],
        [0.5703, 0.3967, 0.8596, 0.4826, 0.4569, 0.4958, 0.5331, 0.5503]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0716163640609011
step:  33
running loss:  0.0021701928503303366
Train Steps: 33/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5498, 0.3801, 0.8887, 0.4040, 0.3866, 0.3922, 0.5649, 0.5455],
        [0.5553, 0.3956, 0.8445, 0.2139, 0.4880, 0.1568, 0.6218, 0.5161],
        [0.5328, 0.3725, 0.8469, 0.5384, 0.4104, 0.4539, 0.5756, 0.5725],
        [0.6221, 0.4063, 0.8781, 0.4012, 0.4715, 0.5037, 0.6208, 0.5813],
        [0.5698, 0.3907, 0.8111, 0.2811, 0.3746, 0.3330, 0.5808, 0.5588],
        [0.5970, 0.4106, 0.8380, 0.5187, 0.4095, 0.5040, 0.5817, 0.5924],
        [0.6124, 0.4144, 0.8904, 0.4044, 0.3616, 0.4242, 0.6757, 0.5401],
        [0.5840, 0.3941, 0.8406, 0.4465, 0.4335, 0.4914, 0.6647, 0.5600]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07260472874622792
step:  34
running loss:  0.0021354331984184682
Train Steps: 34/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5184, 0.3429, 0.7628, 0.2571, 0.4802, 0.1860, 0.6074, 0.5515],
        [0.0977, 0.0458, 0.8108, 0.3233, 0.3749, 0.3155, 0.5274, 0.5635],
        [0.6940, 0.4294, 0.9553, 0.4917, 0.3541, 0.5029, 0.6596, 0.4610],
        [0.5996, 0.3737, 0.8759, 0.3087, 0.5299, 0.2640, 0.7339, 0.5147],
        [0.6866, 0.4262, 0.8580, 0.4324, 0.3571, 0.4155, 0.6056, 0.5862],
        [0.7120, 0.4739, 0.8066, 0.3997, 0.3782, 0.3399, 0.5830, 0.5756],
        [0.6466, 0.4199, 0.7163, 0.2580, 0.3951, 0.2921, 0.5666, 0.5387],
        [0.7154, 0.4815, 0.7369, 0.2808, 0.4385, 0.2124, 0.5525, 0.5242]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07426053285598755
step:  35
running loss:  0.0021217295101710726
Train Steps: 35/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6699, 0.4275, 0.8024, 0.5265, 0.3900, 0.4471, 0.6596, 0.5230],
        [0.6794, 0.4385, 0.8418, 0.4789, 0.4136, 0.4619, 0.6039, 0.4783],
        [0.1114, 0.0595, 0.8397, 0.2376, 0.5027, 0.1908, 0.6890, 0.5289],
        [0.6909, 0.4345, 0.8839, 0.4388, 0.3304, 0.3869, 0.5642, 0.5191],
        [0.6291, 0.3867, 0.8446, 0.4202, 0.3504, 0.3528, 0.5102, 0.5479],
        [0.6586, 0.4093, 0.8303, 0.5168, 0.3792, 0.4555, 0.5674, 0.5253],
        [0.7494, 0.4655, 0.8382, 0.2952, 0.3746, 0.3281, 0.6696, 0.5156],
        [0.7090, 0.4590, 0.8363, 0.5264, 0.4275, 0.4275, 0.5747, 0.5815]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07608700543642044
step:  36
running loss:  0.002113527928789457
 Train Steps: 36/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6112, 0.3707, 0.7490, 0.3077, 0.3605, 0.2968, 0.5415, 0.5408],
        [0.5955, 0.3761, 0.8708, 0.3528, 0.3607, 0.2691, 0.6453, 0.5391],
        [0.5341, 0.3475, 0.8463, 0.5252, 0.4797, 0.4976, 0.5357, 0.5157],
        [0.5937, 0.3833, 0.8467, 0.5804, 0.3934, 0.4725, 0.5941, 0.5159],
        [0.5596, 0.3415, 0.8215, 0.3929, 0.3491, 0.3478, 0.5140, 0.5521],
        [0.5897, 0.3710, 0.8079, 0.2786, 0.3989, 0.2553, 0.6312, 0.4956],
        [0.6347, 0.4102, 0.8645, 0.5367, 0.3555, 0.4859, 0.6540, 0.5185],
        [0.5740, 0.3737, 0.8167, 0.2516, 0.4687, 0.1609, 0.6137, 0.5002]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07694085594266653
step:  37
running loss:  0.0020794825930450416
Train Steps: 37/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5779,  0.3774,  0.8839,  0.4152,  0.4410,  0.2534,  0.5820,  0.5221],
        [ 0.6797,  0.4455,  0.8260,  0.3675,  0.3468,  0.3362,  0.5157,  0.5417],
        [ 0.6687,  0.4174,  0.8940,  0.4060,  0.3847,  0.2705,  0.5886,  0.5112],
        [-0.0912, -0.0921,  0.6975,  0.2365,  0.4422,  0.1867,  0.5306,  0.5320],
        [ 0.6604,  0.4093,  0.8252,  0.6504,  0.3691,  0.5073,  0.6017,  0.4858],
        [ 0.6601,  0.4308,  0.6697,  0.2957,  0.3913,  0.2468,  0.5048,  0.5545],
        [ 0.7503,  0.4870,  0.8212,  0.3324,  0.4210,  0.2805,  0.6182,  0.4864],
        [ 0.6137,  0.3834,  0.8276,  0.2994,  0.4318,  0.2749,  0.6676,  0.5525]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07825841219164431
step:  38
running loss:  0.0020594318997801133
Train Steps: 38/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5947, 0.3805, 0.8456, 0.4897, 0.4121, 0.4539, 0.5597, 0.4984],
        [0.3858, 0.2530, 0.7886, 0.3215, 0.3442, 0.2716, 0.4741, 0.5347],
        [0.5989, 0.3812, 0.8558, 0.5530, 0.3637, 0.4137, 0.6011, 0.5037],
        [0.6297, 0.4055, 0.8894, 0.3635, 0.3809, 0.3036, 0.6904, 0.5203],
        [0.6403, 0.4136, 0.8121, 0.4900, 0.3675, 0.4450, 0.6480, 0.5108],
        [0.5778, 0.3763, 0.8999, 0.4514, 0.4168, 0.2672, 0.6207, 0.5142],
        [0.6699, 0.4190, 0.8753, 0.4437, 0.4606, 0.5210, 0.6239, 0.5325],
        [0.5892, 0.3982, 0.8542, 0.4954, 0.4509, 0.4645, 0.5348, 0.5564]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08022535732015967
step:  39
running loss:  0.0020570604441066584
Train Steps: 39/90  Loss: 0.0021 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6195,  0.4118,  0.9066,  0.4095,  0.3811,  0.2271,  0.6301,  0.5351],
        [ 0.6931,  0.4617,  0.8825,  0.5103,  0.3938,  0.5106,  0.6760,  0.4836],
        [-0.0069, -0.0022,  0.7917,  0.3328,  0.3496,  0.2844,  0.5340,  0.5845],
        [ 0.5912,  0.3992,  0.6751,  0.2480,  0.3963,  0.1762,  0.5067,  0.5832],
        [ 0.6294,  0.4174,  0.8644,  0.5082,  0.4266,  0.4852,  0.5873,  0.5055],
        [ 0.7166,  0.4977,  0.8992,  0.4628,  0.4537,  0.5101,  0.6015,  0.5534],
        [ 0.4912,  0.3237,  0.8256,  0.3268,  0.4155,  0.2062,  0.5291,  0.5372],
        [ 0.7153,  0.4560,  0.8673,  0.5064,  0.4377,  0.4808,  0.5551,  0.5160]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08172035915777087
step:  40
running loss:  0.002043008978944272
 Train Steps: 40/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5758, 0.3786, 0.8423, 0.3171, 0.4899, 0.2170, 0.5905, 0.5425],
        [0.5740, 0.3879, 0.9308, 0.4643, 0.4837, 0.5307, 0.5876, 0.5373],
        [0.6391, 0.4176, 0.8629, 0.3083, 0.4227, 0.3055, 0.6264, 0.5473],
        [0.5625, 0.3663, 0.8680, 0.4720, 0.3909, 0.4157, 0.5760, 0.5533],
        [0.5354, 0.3332, 0.8488, 0.6208, 0.4072, 0.4879, 0.6330, 0.5155],
        [0.5616, 0.3440, 0.7892, 0.2749, 0.3800, 0.3443, 0.5898, 0.5582],
        [0.6584, 0.4165, 0.7801, 0.2906, 0.4001, 0.2840, 0.5664, 0.5037],
        [0.5920, 0.4034, 0.8760, 0.4120, 0.3817, 0.4544, 0.5925, 0.5546]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08272404491435736
step:  41
running loss:  0.002017659632057497
Train Steps: 41/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5543, 0.3742, 0.8943, 0.5196, 0.4794, 0.5638, 0.5621, 0.4876],
        [0.6037, 0.3794, 0.9385, 0.4418, 0.4021, 0.4450, 0.5992, 0.5035],
        [0.6467, 0.4319, 0.8756, 0.3346, 0.4146, 0.2846, 0.5714, 0.5388],
        [0.5918, 0.3820, 0.8937, 0.4119, 0.3816, 0.4555, 0.5682, 0.5513],
        [0.6275, 0.4428, 0.8985, 0.5641, 0.4904, 0.4356, 0.6108, 0.5810],
        [0.5539, 0.3666, 0.8488, 0.2932, 0.3606, 0.4177, 0.6532, 0.5217],
        [0.6402, 0.4327, 0.8611, 0.5682, 0.3874, 0.4667, 0.5907, 0.5768],
        [0.5660, 0.3770, 0.7327, 0.2319, 0.4440, 0.2731, 0.5796, 0.6056]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08353073458420113
step:  42
running loss:  0.0019888270139095505
Train Steps: 42/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6746, 0.4319, 0.8910, 0.3957, 0.4231, 0.3041, 0.4968, 0.5360],
        [0.6110, 0.4048, 0.9118, 0.4690, 0.4132, 0.5844, 0.6055, 0.5478],
        [0.5277, 0.3620, 0.8001, 0.3551, 0.3683, 0.4127, 0.5339, 0.5777],
        [0.6432, 0.4046, 0.7831, 0.2371, 0.4205, 0.2584, 0.5683, 0.5560],
        [0.5422, 0.3705, 0.8758, 0.5354, 0.3853, 0.5174, 0.6447, 0.5465],
        [0.6417, 0.4331, 0.8154, 0.2463, 0.4465, 0.2785, 0.5989, 0.5654],
        [0.5830, 0.4069, 0.8817, 0.5367, 0.4828, 0.5881, 0.5900, 0.5317],
        [0.6231, 0.4210, 0.9309, 0.4411, 0.3923, 0.4972, 0.6554, 0.5362]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08457283378811553
step:  43
running loss:  0.0019668100880957102
Train Steps: 43/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5829, 0.3921, 0.8264, 0.3159, 0.3731, 0.5240, 0.5861, 0.5414],
        [0.6574, 0.4408, 0.8602, 0.5335, 0.3847, 0.4092, 0.5730, 0.5130],
        [0.6363, 0.4418, 0.8349, 0.5432, 0.3740, 0.5134, 0.6518, 0.5425],
        [0.5697, 0.3814, 0.8596, 0.4887, 0.4200, 0.5548, 0.6287, 0.5410],
        [0.6425, 0.4493, 0.8188, 0.2990, 0.3808, 0.4217, 0.5833, 0.5963],
        [0.6742, 0.4422, 0.8950, 0.3099, 0.3901, 0.3213, 0.6032, 0.5729],
        [0.6124, 0.4264, 0.8670, 0.3953, 0.3919, 0.5078, 0.5886, 0.5685],
        [0.5960, 0.4155, 0.8576, 0.5290, 0.3820, 0.4110, 0.5455, 0.5905]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08523785881698132
step:  44
running loss:  0.0019372240640223026
 Train Steps: 44/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5574, 0.3708, 0.7304, 0.2770, 0.3952, 0.2549, 0.5315, 0.5325],
        [0.5851, 0.4072, 0.8954, 0.4923, 0.4134, 0.6094, 0.6331, 0.5524],
        [0.7421, 0.4717, 0.8658, 0.4165, 0.3477, 0.4763, 0.6099, 0.5323],
        [0.6102, 0.3866, 0.7828, 0.2630, 0.3653, 0.3681, 0.5750, 0.5749],
        [0.6527, 0.4293, 0.8477, 0.2623, 0.4776, 0.2003, 0.6449, 0.5496],
        [0.7032, 0.4611, 0.8211, 0.4001, 0.3383, 0.4056, 0.5390, 0.5727],
        [0.6002, 0.3951, 0.8682, 0.5551, 0.3725, 0.5488, 0.6113, 0.5342],
        [0.5485, 0.3695, 0.8289, 0.3966, 0.3556, 0.4300, 0.5648, 0.5475]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08670229942072183
step:  45
running loss:  0.0019267177649049294
Train Steps: 45/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6312, 0.5250],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6801, 0.4410, 0.8683, 0.5659, 0.3392, 0.4688, 0.5803, 0.5495],
        [0.6600, 0.4212, 0.8819, 0.3557, 0.3762, 0.3373, 0.6782, 0.5341],
        [0.6769, 0.4397, 0.8591, 0.5386, 0.4188, 0.5211, 0.5393, 0.5377],
        [0.6893, 0.4491, 0.8465, 0.5392, 0.4218, 0.5473, 0.6143, 0.5291],
        [0.7045, 0.4556, 0.8790, 0.4567, 0.3647, 0.5870, 0.6346, 0.5346],
        [0.2349, 0.1266, 0.7190, 0.2019, 0.4143, 0.1636, 0.5454, 0.5321],
        [0.6809, 0.4381, 0.6721, 0.2559, 0.3333, 0.2282, 0.5364, 0.5570],
        [0.6265, 0.4215, 0.8322, 0.3383, 0.3416, 0.3138, 0.5845, 0.5514]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6313, 0.5250],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08878360188100487
step:  46
running loss:  0.0019300783017609754
Train Steps: 46/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [   nan,    nan, 0.6793, 0.2110, 0.4012, 0.2167, 0.5112, 0.5583],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7055, 0.4578, 0.8519, 0.5879, 0.3761, 0.3916, 0.5511, 0.5944],
        [0.7292, 0.4616, 0.8460, 0.5709, 0.3622, 0.4798, 0.6770, 0.4983],
        [0.0664, 0.0312, 0.7004, 0.2303, 0.4082, 0.1988, 0.5215, 0.5506],
        [0.6563, 0.4132, 0.8240, 0.3713, 0.3363, 0.5313, 0.5989, 0.5189],
        [0.6488, 0.4153, 0.8015, 0.3351, 0.3190, 0.3517, 0.6047, 0.5187],
        [0.7151, 0.4625, 0.7876, 0.2750, 0.3320, 0.3584, 0.5924, 0.4999],
        [0.6842, 0.4461, 0.6953, 0.2469, 0.3832, 0.1930, 0.5175, 0.5420],
        [0.6422, 0.3944, 0.8310, 0.2808, 0.4452, 0.2402, 0.5940, 0.5098]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.0000, 0.0000, 0.6793, 0.2110, 0.4013, 0.2167, 0.5113, 0.5583],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09005057823378593
step:  47
running loss:  0.0019159697496550197
Train Steps: 47/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6486, 0.4020, 0.7514, 0.2730, 0.4087, 0.2175, 0.5757, 0.5366],
        [0.6411, 0.4125, 0.8790, 0.4814, 0.3593, 0.5086, 0.5643, 0.5240],
        [0.6816, 0.4637, 0.7844, 0.3338, 0.3328, 0.2747, 0.5542, 0.5338],
        [0.6323, 0.3974, 0.7978, 0.5710, 0.4151, 0.4028, 0.5774, 0.5467],
        [0.5792, 0.3522, 0.8565, 0.4896, 0.3740, 0.4974, 0.6258, 0.4819],
        [0.6051, 0.3964, 0.8591, 0.4106, 0.3487, 0.3718, 0.5399, 0.5469],
        [0.5822, 0.3830, 0.7570, 0.2944, 0.3506, 0.4014, 0.6029, 0.5421],
        [0.3315, 0.2145, 0.6800, 0.2316, 0.4172, 0.1543, 0.5413, 0.5392]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09267542359884828
step:  48
running loss:  0.0019307379916426726
 Train Steps: 48/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6052, 0.3889, 0.7422, 0.3402, 0.3384, 0.3641, 0.5236, 0.5260],
        [0.6399, 0.4004, 0.7969, 0.3118, 0.4094, 0.1803, 0.5158, 0.5109],
        [0.5728, 0.3562, 0.8510, 0.4912, 0.4429, 0.4912, 0.5814, 0.5052],
        [0.5621, 0.3503, 0.8764, 0.4556, 0.4044, 0.5215, 0.6876, 0.5352],
        [0.6308, 0.4028, 0.8012, 0.3729, 0.3408, 0.3155, 0.5477, 0.5014],
        [0.6521, 0.4160, 0.8504, 0.5561, 0.4178, 0.4928, 0.5914, 0.5374],
        [0.5205, 0.3282, 0.6716, 0.2172, 0.4256, 0.1459, 0.5180, 0.5464],
        [0.6104, 0.3535, 0.8501, 0.5325, 0.3972, 0.4680, 0.6415, 0.4927]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09376236831303686
step:  49
running loss:  0.0019135177206742217
Train Steps: 49/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6403, 0.4320, 0.7649, 0.3199, 0.3983, 0.2335, 0.4917, 0.5320],
        [0.5692, 0.3730, 0.7705, 0.2126, 0.4442, 0.1903, 0.5995, 0.5071],
        [0.5403, 0.3438, 0.8224, 0.4247, 0.4037, 0.4621, 0.5542, 0.4882],
        [0.5514, 0.3663, 0.8637, 0.4957, 0.3862, 0.3813, 0.6040, 0.5017],
        [0.6259, 0.3877, 0.8745, 0.4758, 0.3988, 0.3611, 0.6208, 0.5046],
        [0.5511, 0.3389, 0.8570, 0.5071, 0.4225, 0.5230, 0.6351, 0.5395],
        [0.5870, 0.3975, 0.7331, 0.3451, 0.3606, 0.3595, 0.5102, 0.5234],
        [0.6117, 0.3787, 0.8476, 0.4176, 0.4175, 0.4941, 0.5977, 0.5509]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09513336268719286
step:  50
running loss:  0.0019026672537438571
Train Steps: 50/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5291, 0.3672, 0.7294, 0.2730, 0.3650, 0.3765, 0.5397, 0.5277],
        [0.5886, 0.3764, 0.8469, 0.5366, 0.3838, 0.5122, 0.5506, 0.5424],
        [0.5200, 0.3578, 0.8842, 0.4014, 0.3746, 0.3781, 0.5141, 0.5359],
        [0.5578, 0.3773, 0.7889, 0.2673, 0.4389, 0.2098, 0.5802, 0.5160],
        [0.5594, 0.3759, 0.8057, 0.5207, 0.3739, 0.4169, 0.6299, 0.5353],
        [0.6054, 0.4064, 0.7891, 0.2735, 0.4530, 0.2321, 0.6273, 0.5279],
        [0.6244, 0.3972, 0.8628, 0.5094, 0.3892, 0.4647, 0.5318, 0.5040],
        [0.5981, 0.3899, 0.8339, 0.2679, 0.5203, 0.2410, 0.6810, 0.5113]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09657937183510512
step:  51
running loss:  0.0018937131732373552
Train Steps: 51/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6311, 0.4221, 0.8473, 0.2995, 0.4195, 0.2622, 0.6039, 0.5202],
        [0.7261, 0.5016, 0.7322, 0.2343, 0.3933, 0.3053, 0.5926, 0.5256],
        [0.6551, 0.4545, 0.8713, 0.4405, 0.3823, 0.5575, 0.5866, 0.5082],
        [0.6100, 0.4321, 0.7779, 0.2898, 0.4315, 0.2631, 0.6073, 0.5497],
        [0.4372, 0.2929, 0.9085, 0.3609, 0.4803, 0.3184, 0.6927, 0.5634],
        [0.6183, 0.4245, 0.8867, 0.5138, 0.3870, 0.4361, 0.6212, 0.5193],
        [0.1437, 0.1349, 0.7505, 0.2220, 0.3988, 0.2872, 0.5788, 0.5707],
        [0.6677, 0.4697, 0.8175, 0.4028, 0.3731, 0.3748, 0.5594, 0.5090]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0988936327630654
step:  52
running loss:  0.00190180063005895
 Train Steps: 52/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5353, 0.3823, 0.7938, 0.2598, 0.3850, 0.3384, 0.6041, 0.5397],
        [0.5435, 0.3924, 0.8487, 0.3284, 0.3678, 0.4744, 0.6533, 0.5549],
        [0.6516, 0.4569, 0.8807, 0.4752, 0.3808, 0.4926, 0.6206, 0.5455],
        [0.5597, 0.3985, 0.8237, 0.2700, 0.4093, 0.3204, 0.6297, 0.5742],
        [0.6297, 0.4217, 0.9052, 0.4837, 0.4001, 0.4403, 0.6905, 0.5351],
        [0.5590, 0.3859, 0.8605, 0.2797, 0.4072, 0.2892, 0.6317, 0.5315],
        [0.5734, 0.4131, 0.8632, 0.3005, 0.4720, 0.2418, 0.6259, 0.5304],
        [0.6172, 0.4364, 0.8233, 0.4241, 0.3716, 0.4831, 0.6026, 0.5529]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09974715590942651
step:  53
running loss:  0.001882021809611821
Train Steps: 53/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4081, 0.8538, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6275, 0.4050, 0.9038, 0.3767, 0.3838, 0.3533, 0.7074, 0.5575],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6275, 0.4306, 0.8911, 0.3299, 0.3758, 0.3486, 0.5929, 0.5505],
        [0.5658, 0.4011, 0.9082, 0.4369, 0.4359, 0.5329, 0.6209, 0.5843],
        [0.7188, 0.4968, 0.7221, 0.2397, 0.4145, 0.2572, 0.5564, 0.5696],
        [0.6036, 0.4003, 0.9182, 0.3324, 0.4068, 0.3903, 0.7308, 0.5581],
        [0.5868, 0.3989, 0.9414, 0.4409, 0.3893, 0.4048, 0.6734, 0.5355],
        [0.6512, 0.4482, 0.9158, 0.5223, 0.4085, 0.5194, 0.6330, 0.5632],
        [0.6254, 0.4223, 0.8987, 0.4838, 0.3649, 0.5039, 0.7165, 0.5501],
        [0.5276, 0.3468, 0.8923, 0.3737, 0.3886, 0.5233, 0.6415, 0.5414]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4081, 0.8537, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6275, 0.4050, 0.9038, 0.3767, 0.3837, 0.3533, 0.7074, 0.5575],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10123581916559488
step:  54
running loss:  0.0018747373919554607
Train Steps: 54/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2724, 0.1738, 0.7532, 0.2123, 0.3912, 0.2749, 0.5379, 0.5518],
        [0.7120, 0.4843, 0.8970, 0.3871, 0.3452, 0.4813, 0.6276, 0.5857],
        [0.2392, 0.1629, 0.7932, 0.2384, 0.3899, 0.2904, 0.5817, 0.5716],
        [0.7815, 0.5277, 0.8028, 0.2982, 0.3764, 0.3326, 0.6129, 0.6341],
        [0.7014, 0.4486, 0.9404, 0.5730, 0.3902, 0.5327, 0.6732, 0.5283],
        [0.6658, 0.4433, 0.8476, 0.2791, 0.4124, 0.2763, 0.6565, 0.5462],
        [0.7444, 0.4732, 0.8730, 0.2678, 0.4320, 0.2968, 0.6825, 0.5032],
        [0.6798, 0.4357, 0.8951, 0.2959, 0.4816, 0.3000, 0.7251, 0.5187]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1065472379559651
step:  55
running loss:  0.0019372225082902746
Train Steps: 55/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5691, 0.3698, 0.9165, 0.4752, 0.4648, 0.4836, 0.5714, 0.5409],
        [0.5765, 0.3781, 0.8772, 0.3890, 0.3343, 0.3800, 0.5563, 0.5370],
        [0.6562, 0.4239, 0.7415, 0.2279, 0.3311, 0.3317, 0.6071, 0.5846],
        [0.6207, 0.3919, 0.9110, 0.4470, 0.3838, 0.5880, 0.6730, 0.5643],
        [0.6225, 0.3718, 0.9335, 0.4698, 0.3647, 0.3998, 0.6734, 0.5408],
        [0.6486, 0.4084, 0.9166, 0.4715, 0.3560, 0.4715, 0.6107, 0.5510],
        [0.6746, 0.4125, 0.8632, 0.2376, 0.4625, 0.2011, 0.6717, 0.5324],
        [0.5819, 0.3607, 0.9126, 0.4763, 0.3888, 0.3742, 0.6958, 0.5375]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10731903073610738
step:  56
running loss:  0.0019164112631447747
 Train Steps: 56/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6403, 0.3795, 0.8980, 0.5622, 0.3909, 0.4747, 0.7285, 0.5281],
        [0.6636, 0.4230, 0.7843, 0.2408, 0.3759, 0.2624, 0.5990, 0.5570],
        [0.4426, 0.2650, 0.7819, 0.2717, 0.4223, 0.2305, 0.5698, 0.5799],
        [0.6475, 0.3757, 0.8123, 0.2576, 0.3823, 0.2330, 0.6141, 0.4856],
        [0.5844, 0.3666, 0.9030, 0.3338, 0.3551, 0.3270, 0.5759, 0.5615],
        [0.5405, 0.3511, 0.7870, 0.2629, 0.4318, 0.2087, 0.6067, 0.5856],
        [0.6199, 0.3592, 0.9353, 0.5180, 0.4166, 0.4974, 0.6105, 0.5446],
        [0.6197, 0.3734, 0.9563, 0.5340, 0.3956, 0.4882, 0.6105, 0.5443]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10952302097575739
step:  57
running loss:  0.0019214565083466209
Train Steps: 57/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6365, 0.3743, 0.8675, 0.4952, 0.4117, 0.5146, 0.6097, 0.5063],
        [0.5609, 0.3361, 0.8477, 0.4395, 0.3576, 0.3986, 0.4763, 0.5326],
        [0.6198, 0.3910, 0.8201, 0.2905, 0.4859, 0.1939, 0.6222, 0.5119],
        [0.5869, 0.3545, 0.8819, 0.3543, 0.3917, 0.2430, 0.6047, 0.5221],
        [0.5527, 0.3526, 0.8673, 0.5385, 0.3781, 0.4188, 0.5554, 0.5453],
        [0.5270, 0.3048, 0.7687, 0.2961, 0.3601, 0.3038, 0.5805, 0.5237],
        [0.6488, 0.4108, 0.8584, 0.4499, 0.4041, 0.3312, 0.6700, 0.5362],
        [0.6019, 0.3609, 0.8609, 0.4872, 0.4596, 0.4562, 0.5581, 0.5371]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11065401375526562
step:  58
running loss:  0.0019078278233666487
Train Steps: 58/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6700, 0.4326, 0.8465, 0.3759, 0.4052, 0.2541, 0.5767, 0.4936],
        [0.6088, 0.3693, 0.8447, 0.4587, 0.3971, 0.4752, 0.5430, 0.5230],
        [0.6091, 0.3827, 0.7853, 0.5151, 0.3908, 0.4268, 0.6323, 0.5240],
        [0.6106, 0.3826, 0.8802, 0.4890, 0.3949, 0.3110, 0.5897, 0.5250],
        [0.6589, 0.4166, 0.8583, 0.4883, 0.4730, 0.5148, 0.5638, 0.5646],
        [0.6102, 0.3873, 0.8047, 0.5130, 0.3933, 0.4348, 0.6198, 0.5365],
        [0.5807, 0.3623, 0.8555, 0.3527, 0.3793, 0.3696, 0.5950, 0.5563],
        [0.5650, 0.3652, 0.8887, 0.4821, 0.4247, 0.4604, 0.6303, 0.5394]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11230159673141316
step:  59
running loss:  0.0019034168937527654
Train Steps: 59/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5976, 0.3865, 0.7750, 0.2826, 0.4411, 0.2298, 0.6490, 0.5309],
        [0.5556, 0.3312, 0.8283, 0.3899, 0.3939, 0.5214, 0.6137, 0.5141],
        [0.6032, 0.3724, 0.7987, 0.5199, 0.4078, 0.4533, 0.5771, 0.5130],
        [0.5418, 0.3389, 0.7947, 0.2667, 0.4400, 0.1755, 0.5935, 0.5198],
        [0.5723, 0.3736, 0.8127, 0.3381, 0.3666, 0.2736, 0.5842, 0.5161],
        [0.6249, 0.4152, 0.7927, 0.4392, 0.4423, 0.2585, 0.5467, 0.5873],
        [0.5716, 0.3700, 0.8444, 0.4802, 0.4240, 0.4934, 0.5635, 0.5217],
        [0.5619, 0.3722, 0.7979, 0.4927, 0.3437, 0.3396, 0.5290, 0.5390]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11372045130701736
step:  60
running loss:  0.001895340855116956
 Train Steps: 60/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6158, 0.4215, 0.8445, 0.3986, 0.4052, 0.2963, 0.6601, 0.5171],
        [0.6921, 0.4721, 0.8280, 0.5742, 0.4215, 0.4660, 0.6214, 0.5356],
        [0.6141, 0.4159, 0.7788, 0.2511, 0.4412, 0.1787, 0.6674, 0.5213],
        [0.6449, 0.4211, 0.8393, 0.3993, 0.3831, 0.5536, 0.6376, 0.5329],
        [0.6885, 0.4565, 0.8322, 0.3377, 0.4438, 0.2241, 0.6034, 0.5038],
        [0.6514, 0.4302, 0.8149, 0.5266, 0.4088, 0.4930, 0.5682, 0.5626],
        [0.1568, 0.1365, 0.7287, 0.2559, 0.3713, 0.2906, 0.6051, 0.5638],
        [0.6785, 0.4605, 0.8245, 0.5355, 0.4814, 0.4635, 0.5484, 0.5490]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11536864080699161
step:  61
running loss:  0.0018912891935572395
Train Steps: 61/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6308, 0.4368, 0.7588, 0.2792, 0.4103, 0.2608, 0.6189, 0.5617],
        [0.6197, 0.4305, 0.7728, 0.3165, 0.4232, 0.3204, 0.6322, 0.5996],
        [0.6046, 0.4186, 0.8744, 0.4556, 0.4631, 0.5276, 0.6331, 0.5470],
        [0.5291, 0.3804, 0.7644, 0.3500, 0.3569, 0.4627, 0.6394, 0.5231],
        [0.6324, 0.4379, 0.8579, 0.5266, 0.5035, 0.4578, 0.5769, 0.5433],
        [0.6046, 0.4234, 0.8726, 0.4919, 0.3836, 0.4204, 0.5508, 0.5633],
        [0.5945, 0.4069, 0.8636, 0.4195, 0.3478, 0.3993, 0.6374, 0.5284],
        [0.6733, 0.4624, 0.8645, 0.5685, 0.3725, 0.4319, 0.6626, 0.5058]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11608802812406793
step:  62
running loss:  0.0018723875503881924
Train Steps: 62/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4617, 0.3219, 0.7192, 0.2454, 0.3976, 0.2679, 0.6069, 0.5669],
        [0.6731, 0.4611, 0.7892, 0.2466, 0.4606, 0.2235, 0.6119, 0.5364],
        [0.5985, 0.4165, 0.8816, 0.3927, 0.3924, 0.5346, 0.6360, 0.5497],
        [0.6380, 0.4531, 0.8811, 0.4980, 0.4677, 0.5485, 0.6470, 0.5719],
        [0.5778, 0.3894, 0.9415, 0.3813, 0.4868, 0.3180, 0.7241, 0.5422],
        [0.6515, 0.4434, 0.8502, 0.4100, 0.3677, 0.3639, 0.5602, 0.5561],
        [0.6955, 0.4848, 0.9014, 0.4948, 0.4301, 0.5923, 0.6377, 0.5528],
        [0.5887, 0.4287, 0.7657, 0.3732, 0.3652, 0.4024, 0.5393, 0.5895]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11741927900584415
step:  63
running loss:  0.0018637980794578436
Train Steps: 63/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5823, 0.3989, 0.7990, 0.2686, 0.4015, 0.3397, 0.6064, 0.5830],
        [0.5737, 0.3859, 0.9048, 0.3874, 0.4089, 0.3633, 0.6578, 0.5424],
        [0.6790, 0.4570, 0.7580, 0.2675, 0.4338, 0.2390, 0.5607, 0.5454],
        [0.5070, 0.3484, 0.7983, 0.2682, 0.4036, 0.3215, 0.6074, 0.5580],
        [0.4992, 0.3424, 0.7282, 0.2410, 0.4013, 0.2917, 0.5396, 0.5811],
        [0.5697, 0.3986, 0.8845, 0.5299, 0.4589, 0.5847, 0.5493, 0.5481],
        [0.6039, 0.4162, 0.8152, 0.2024, 0.4612, 0.2351, 0.6230, 0.5262],
        [0.6638, 0.4316, 0.9216, 0.4938, 0.4082, 0.4667, 0.6866, 0.5826]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11882246885215864
step:  64
running loss:  0.0018566010758149787
 Train Steps: 64/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7349, 0.4675, 0.9156, 0.5079, 0.3783, 0.4450, 0.5984, 0.5317],
        [0.6379, 0.4151, 0.8800, 0.5041, 0.3912, 0.5593, 0.5922, 0.5318],
        [0.6555, 0.4495, 0.8806, 0.5197, 0.4423, 0.5433, 0.5737, 0.5766],
        [0.5777, 0.3901, 0.7510, 0.2130, 0.4300, 0.2646, 0.6502, 0.5579],
        [0.3214, 0.2092, 0.8647, 0.2586, 0.5082, 0.2396, 0.6842, 0.5704],
        [0.6745, 0.4494, 0.8771, 0.3857, 0.3560, 0.4396, 0.5858, 0.5374],
        [0.6192, 0.3965, 0.8787, 0.2707, 0.4508, 0.3048, 0.6362, 0.5435],
        [0.5929, 0.4056, 0.7187, 0.2436, 0.3843, 0.2642, 0.5445, 0.5340]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12204406381351873
step:  65
running loss:  0.001877600981746442
Train Steps: 65/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6549, 0.4234, 0.8641, 0.4460, 0.3999, 0.4543, 0.6240, 0.5543],
        [0.5980, 0.3909, 0.7557, 0.2231, 0.3643, 0.2611, 0.6287, 0.5349],
        [0.6213, 0.4000, 0.9014, 0.4747, 0.3929, 0.4499, 0.5685, 0.5125],
        [0.6375, 0.4072, 0.9264, 0.4221, 0.4738, 0.5030, 0.6107, 0.5567],
        [0.6489, 0.4262, 0.9240, 0.4144, 0.4471, 0.5674, 0.6234, 0.5403],
        [0.6403, 0.4147, 0.8330, 0.4742, 0.3766, 0.4779, 0.7220, 0.5145],
        [0.6165, 0.4096, 0.8961, 0.4373, 0.4341, 0.4900, 0.6077, 0.5471],
        [0.6455, 0.4126, 0.8287, 0.3788, 0.3643, 0.4262, 0.5727, 0.5199]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12342670414363965
step:  66
running loss:  0.001870101577933934
Train Steps: 66/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6517, 0.3950, 0.8952, 0.2544, 0.5097, 0.2601, 0.6829, 0.5222],
        [0.5733, 0.3255, 0.7971, 0.2400, 0.4828, 0.2072, 0.5727, 0.5022],
        [0.5915, 0.3806, 0.7819, 0.2226, 0.3704, 0.3152, 0.5553, 0.5218],
        [0.6712, 0.3939, 0.9119, 0.4217, 0.3616, 0.4310, 0.6332, 0.5328],
        [0.5975, 0.3927, 0.8889, 0.5248, 0.4028, 0.5850, 0.6696, 0.5266],
        [0.6125, 0.3791, 0.8563, 0.5179, 0.4040, 0.5349, 0.5519, 0.5101],
        [0.5716, 0.3439, 0.9131, 0.4123, 0.3465, 0.3948, 0.5630, 0.5008],
        [0.6269, 0.3833, 0.7719, 0.2893, 0.4000, 0.3447, 0.5547, 0.5907]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12444062257418409
step:  67
running loss:  0.0018573227249878222
Train Steps: 67/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6532, 0.3863, 0.8381, 0.2773, 0.4113, 0.2732, 0.5710, 0.5276],
        [0.6314, 0.3613, 0.8673, 0.3157, 0.4232, 0.2928, 0.6520, 0.5310],
        [0.5641, 0.3614, 0.8284, 0.5704, 0.3935, 0.4518, 0.5438, 0.5686],
        [0.6321, 0.3723, 0.8681, 0.2921, 0.5005, 0.2325, 0.6820, 0.5124],
        [0.6510, 0.3914, 0.7841, 0.2322, 0.4774, 0.1835, 0.5655, 0.5282],
        [0.5351, 0.3280, 0.8166, 0.3076, 0.3767, 0.2982, 0.5308, 0.5306],
        [0.5455, 0.3412, 0.8776, 0.4614, 0.3899, 0.5606, 0.5658, 0.4976],
        [0.5498, 0.3304, 0.8194, 0.2611, 0.3887, 0.2648, 0.5999, 0.4929]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1254878489417024
step:  68
running loss:  0.0018454095432603294
 Train Steps: 68/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6844, 0.4405, 0.7799, 0.3047, 0.3637, 0.3610, 0.6419, 0.5207],
        [0.7517, 0.4813, 0.7875, 0.3211, 0.4087, 0.2684, 0.5113, 0.5277],
        [0.3289, 0.1807, 0.9043, 0.3134, 0.4653, 0.2704, 0.7535, 0.5364],
        [0.6930, 0.4234, 0.7588, 0.2919, 0.3988, 0.2571, 0.5680, 0.4735],
        [0.6735, 0.4149, 0.8795, 0.5366, 0.4842, 0.5513, 0.5983, 0.5389],
        [0.6846, 0.4375, 0.8348, 0.3652, 0.3751, 0.2941, 0.5715, 0.5281],
        [0.2488, 0.1441, 0.7344, 0.2680, 0.4080, 0.2224, 0.5436, 0.5447],
        [0.7038, 0.4378, 0.8358, 0.3522, 0.3714, 0.3495, 0.5815, 0.5219]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0049, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0049, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13038400636287406
step:  69
running loss:  0.0018896232806213632
Train Steps: 69/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5951, 0.3895, 0.8416, 0.5235, 0.4252, 0.4983, 0.6261, 0.4952],
        [0.5503, 0.3507, 0.8777, 0.4197, 0.3331, 0.4423, 0.6457, 0.5161],
        [0.6041, 0.3976, 0.7719, 0.2042, 0.4376, 0.1779, 0.6123, 0.5478],
        [0.5624, 0.3707, 0.8516, 0.5060, 0.4581, 0.5141, 0.5622, 0.5226],
        [0.5725, 0.3693, 0.8532, 0.4400, 0.3778, 0.4570, 0.5595, 0.5110],
        [0.5750, 0.3745, 0.7993, 0.2587, 0.4015, 0.2159, 0.6403, 0.5213],
        [0.6475, 0.4099, 0.8714, 0.3639, 0.4452, 0.2523, 0.6694, 0.5656],
        [0.6218, 0.3965, 0.7890, 0.3606, 0.3206, 0.4008, 0.5353, 0.5258]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13097077485872433
step:  70
running loss:  0.0018710110694103476
Train Steps: 70/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6149, 0.4330, 0.7990, 0.2836, 0.4278, 0.1979, 0.5801, 0.5593],
        [0.6108, 0.4046, 0.8090, 0.4209, 0.3469, 0.4819, 0.6012, 0.5438],
        [0.5945, 0.3862, 0.8863, 0.4450, 0.3350, 0.4499, 0.6335, 0.5160],
        [0.1991, 0.1424, 0.7229, 0.2248, 0.4367, 0.1982, 0.5435, 0.5702],
        [0.5651, 0.3826, 0.8614, 0.5356, 0.4345, 0.5389, 0.5768, 0.5182],
        [0.6056, 0.3988, 0.8797, 0.4604, 0.4088, 0.2651, 0.6134, 0.5259],
        [0.6272, 0.4085, 0.8028, 0.2248, 0.4821, 0.1933, 0.6165, 0.5272],
        [0.5926, 0.4070, 0.8533, 0.4843, 0.3864, 0.3605, 0.6208, 0.5338]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1323865795857273
step:  71
running loss:  0.0018645997124750325
Train Steps: 71/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5403, 0.3588, 0.8773, 0.5526, 0.4269, 0.4926, 0.5876, 0.5006],
        [0.5450, 0.3859, 0.8281, 0.3307, 0.3718, 0.3166, 0.6227, 0.5600],
        [0.6058, 0.4103, 0.8098, 0.2198, 0.4384, 0.1634, 0.6116, 0.5619],
        [0.5277, 0.3507, 0.8685, 0.5997, 0.3702, 0.4894, 0.5950, 0.4821],
        [0.5591, 0.3835, 0.9010, 0.4585, 0.4093, 0.5428, 0.6151, 0.5703],
        [0.5242, 0.3608, 0.7226, 0.2736, 0.3663, 0.2387, 0.5913, 0.5539],
        [0.5398, 0.3709, 0.8187, 0.3559, 0.3501, 0.3463, 0.5325, 0.5561],
        [0.5712, 0.3901, 0.7794, 0.2210, 0.4508, 0.1871, 0.6098, 0.5435]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13352739083347842
step:  72
running loss:  0.0018545470949094226
 Train Steps: 72/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5702, 0.3739, 0.7809, 0.2329, 0.4572, 0.1862, 0.6156, 0.5310],
        [0.6047, 0.4196, 0.8026, 0.3138, 0.4052, 0.2717, 0.6298, 0.5326],
        [0.5253, 0.3631, 0.8580, 0.4306, 0.3677, 0.3510, 0.5075, 0.5822],
        [0.5306, 0.3709, 0.7307, 0.2197, 0.3811, 0.2467, 0.5953, 0.5587],
        [0.6008, 0.4069, 0.7982, 0.4377, 0.3647, 0.4292, 0.5564, 0.5311],
        [0.5620, 0.3893, 0.8881, 0.4307, 0.3675, 0.4510, 0.6316, 0.5068],
        [0.4929, 0.3426, 0.8852, 0.4981, 0.4812, 0.4883, 0.5724, 0.5553],
        [0.5472, 0.3816, 0.8672, 0.4665, 0.3976, 0.4679, 0.5754, 0.5143]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13450522517086938
step:  73
running loss:  0.0018425373311077998
Train Steps: 73/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5932, 0.4021, 0.9224, 0.4201, 0.4089, 0.4184, 0.6681, 0.5319],
        [0.6426, 0.4420, 0.9131, 0.5361, 0.3849, 0.4679, 0.5603, 0.5626],
        [0.5596, 0.3877, 0.7069, 0.2391, 0.3801, 0.3218, 0.5559, 0.5568],
        [0.3145, 0.2176, 0.6766, 0.2093, 0.3874, 0.2276, 0.5255, 0.5453],
        [0.6297, 0.4334, 0.8823, 0.5122, 0.3979, 0.5125, 0.6349, 0.5204],
        [0.6396, 0.4406, 0.8905, 0.4983, 0.3858, 0.4697, 0.5679, 0.5379],
        [0.6697, 0.4546, 0.8755, 0.4976, 0.4065, 0.3941, 0.6260, 0.5066],
        [0.5101, 0.3365, 0.7944, 0.2642, 0.3986, 0.2635, 0.5119, 0.5375]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0034, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0034, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13787507318193093
step:  74
running loss:  0.0018631766646206882
Train Steps: 74/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5797, 0.3975, 0.7268, 0.2070, 0.3868, 0.2786, 0.5860, 0.5435],
        [0.6807, 0.4556, 0.8901, 0.5002, 0.3596, 0.4272, 0.5110, 0.5236],
        [0.5820, 0.3928, 0.8670, 0.3012, 0.4777, 0.2253, 0.6494, 0.5298],
        [0.6709, 0.4309, 0.8455, 0.2722, 0.4336, 0.2452, 0.6256, 0.5038],
        [0.7241, 0.4788, 0.8761, 0.5397, 0.3933, 0.6080, 0.6220, 0.5062],
        [0.5731, 0.3881, 0.6840, 0.2172, 0.3951, 0.2544, 0.5523, 0.5419],
        [0.6635, 0.4368, 0.8471, 0.5739, 0.3895, 0.5456, 0.5621, 0.5044],
        [0.0911, 0.0716, 0.7280, 0.2380, 0.4164, 0.2594, 0.5111, 0.5556]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13911375048337504
step:  75
running loss:  0.0018548500064450005
Train Steps: 75/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6325, 0.4128, 0.8378, 0.4977, 0.4163, 0.5059, 0.5350, 0.5198],
        [0.4977, 0.3286, 0.8924, 0.4457, 0.3964, 0.3302, 0.6415, 0.5278],
        [0.5240, 0.3414, 0.6580, 0.1917, 0.3814, 0.2373, 0.5462, 0.5343],
        [0.6375, 0.4162, 0.8675, 0.4607, 0.3843, 0.4125, 0.6786, 0.5469],
        [0.6242, 0.3876, 0.8634, 0.3314, 0.3710, 0.2785, 0.5657, 0.5215],
        [0.5205, 0.3214, 0.7670, 0.2383, 0.4139, 0.2655, 0.5800, 0.5364],
        [0.6382, 0.4089, 0.8369, 0.3992, 0.3415, 0.5122, 0.5060, 0.5114],
        [0.6169, 0.4138, 0.8641, 0.3638, 0.3694, 0.2957, 0.6184, 0.4895]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14055398636264727
step:  76
running loss:  0.0018493945574032534
 Train Steps: 76/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6126, 0.4067, 0.8638, 0.5383, 0.4188, 0.4850, 0.5016, 0.5392],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7221, 0.4383, 0.8886, 0.4777, 0.3893, 0.4451, 0.5912, 0.5377],
        [0.5946, 0.3824, 0.8502, 0.2653, 0.4305, 0.2288, 0.7005, 0.5474],
        [0.0674, 0.0377, 0.7684, 0.2331, 0.3859, 0.2675, 0.5374, 0.5340],
        [0.6066, 0.3915, 0.7468, 0.2663, 0.3789, 0.2621, 0.5982, 0.5673],
        [0.7450, 0.4842, 0.8662, 0.5883, 0.4239, 0.4681, 0.5471, 0.5095],
        [0.6306, 0.4095, 0.8095, 0.2387, 0.3810, 0.2444, 0.6396, 0.4975],
        [0.6211, 0.4149, 0.8376, 0.3492, 0.3540, 0.3035, 0.5393, 0.5472],
        [0.6774, 0.4275, 0.8233, 0.3700, 0.3682, 0.5086, 0.5857, 0.5150]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6126, 0.4067, 0.8637, 0.5383, 0.4187, 0.4850, 0.5016, 0.5392],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14160173939308152
step:  77
running loss:  0.0018389836284815782
Train Steps: 77/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6685, 0.4316, 0.9437, 0.4782, 0.3725, 0.5001, 0.6333, 0.4880],
        [0.6572, 0.4154, 0.9135, 0.4934, 0.3772, 0.4707, 0.6351, 0.5345],
        [0.6967, 0.4506, 0.9175, 0.5615, 0.4209, 0.4681, 0.6014, 0.5842],
        [0.5686, 0.3843, 0.8098, 0.2375, 0.4232, 0.1728, 0.5963, 0.5342],
        [0.6842, 0.4281, 0.8738, 0.3398, 0.3418, 0.4645, 0.6383, 0.5833],
        [0.5826, 0.3776, 0.7209, 0.2505, 0.3553, 0.3277, 0.5802, 0.5649],
        [0.4752, 0.2821, 0.7004, 0.1778, 0.3955, 0.1971, 0.5591, 0.5399],
        [0.4212, 0.2661, 0.7238, 0.2077, 0.4278, 0.1912, 0.5486, 0.5777]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14373794820858166
step:  78
running loss:  0.001842794207802329
Train Steps: 78/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6005, 0.3883, 0.7376, 0.2639, 0.3651, 0.2618, 0.5934, 0.5770],
        [0.5534, 0.3800, 0.8344, 0.2513, 0.5063, 0.2552, 0.7289, 0.5471],
        [0.6056, 0.3878, 0.8910, 0.4077, 0.4137, 0.2377, 0.5669, 0.5622],
        [0.6107, 0.3752, 0.8548, 0.4358, 0.3673, 0.5117, 0.5738, 0.5285],
        [0.5490, 0.3539, 0.8691, 0.4588, 0.4263, 0.5274, 0.5895, 0.5428],
        [0.5000, 0.3380, 0.6937, 0.2551, 0.4053, 0.2099, 0.5916, 0.5737],
        [0.5854, 0.3727, 0.8872, 0.4041, 0.3371, 0.4301, 0.6151, 0.5077],
        [0.6438, 0.4108, 0.8618, 0.3766, 0.3392, 0.3494, 0.5652, 0.5354]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14473954314598814
step:  79
running loss:  0.0018321461157720018
Train Steps: 79/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5663, 0.3640, 0.8650, 0.4958, 0.4625, 0.4853, 0.5205, 0.5457],
        [0.6266, 0.4113, 0.8763, 0.3917, 0.3851, 0.3266, 0.6356, 0.5400],
        [0.6017, 0.4096, 0.7041, 0.2273, 0.3641, 0.3217, 0.6051, 0.5864],
        [0.6583, 0.4444, 0.8952, 0.3599, 0.4401, 0.2048, 0.6525, 0.5195],
        [0.5728, 0.3495, 0.8861, 0.4576, 0.3689, 0.3999, 0.5798, 0.5363],
        [0.6590, 0.4320, 0.6928, 0.2192, 0.3806, 0.2505, 0.6148, 0.5537],
        [0.6123, 0.3829, 0.8421, 0.3424, 0.3509, 0.4881, 0.6346, 0.5532],
        [0.5733, 0.3608, 0.9131, 0.4369, 0.4142, 0.5019, 0.5784, 0.5521]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14520067651756108
step:  80
running loss:  0.0018150084564695136
 Train Steps: 80/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6128, 0.4118, 0.8638, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7075, 0.4653, 0.8551, 0.4899, 0.3809, 0.3419, 0.6343, 0.4962],
        [0.7156, 0.4710, 0.7829, 0.2770, 0.3385, 0.3715, 0.6403, 0.5497],
        [0.6334, 0.4071, 0.8531, 0.3993, 0.4389, 0.4503, 0.5759, 0.5201],
        [0.6304, 0.4207, 0.8709, 0.3307, 0.4067, 0.2475, 0.6356, 0.5532],
        [0.5920, 0.3828, 0.8642, 0.4004, 0.4326, 0.5304, 0.6126, 0.5525],
        [0.6249, 0.4180, 0.8541, 0.4851, 0.4458, 0.4441, 0.5536, 0.5530],
        [0.4778, 0.3300, 0.8495, 0.3993, 0.4294, 0.5057, 0.6012, 0.5509],
        [0.5924, 0.4014, 0.8258, 0.4693, 0.4127, 0.4612, 0.6556, 0.5125]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6128, 0.4118, 0.8637, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1471182822715491
step:  81
running loss:  0.0018162750897722112
Train Steps: 81/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6829, 0.4525, 0.6718, 0.2448, 0.4178, 0.2707, 0.5433, 0.5212],
        [0.6605, 0.4421, 0.9349, 0.4715, 0.4095, 0.4238, 0.5632, 0.5242],
        [0.1362, 0.0846, 0.7230, 0.2268, 0.4773, 0.2087, 0.5771, 0.5049],
        [0.7012, 0.4477, 0.6752, 0.2197, 0.4411, 0.2342, 0.5737, 0.5244],
        [0.7194, 0.4713, 0.7563, 0.2293, 0.4259, 0.2597, 0.6057, 0.4829],
        [0.5869, 0.3943, 0.9245, 0.4066, 0.3863, 0.4469, 0.6174, 0.5767],
        [0.6784, 0.4460, 0.8884, 0.5537, 0.4868, 0.5206, 0.5965, 0.5378],
        [0.6576, 0.4474, 0.7983, 0.4115, 0.3844, 0.3781, 0.5655, 0.5796]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1490206648595631
step:  82
running loss:  0.0018173251812141843
Train Steps: 82/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6113, 0.4148, 0.8368, 0.5495, 0.4525, 0.4887, 0.5821, 0.5630],
        [0.6829, 0.4633, 0.7749, 0.2959, 0.3903, 0.3291, 0.5708, 0.5146],
        [0.6550, 0.4410, 0.8355, 0.5153, 0.4186, 0.5387, 0.5706, 0.5386],
        [0.6351, 0.4176, 0.8367, 0.4638, 0.4074, 0.4470, 0.5879, 0.5185],
        [0.5865, 0.3998, 0.8404, 0.4334, 0.4042, 0.4874, 0.5415, 0.4974],
        [0.6618, 0.4470, 0.8834, 0.4661, 0.4353, 0.5668, 0.7026, 0.5230],
        [0.6311, 0.4185, 0.8328, 0.4574, 0.4471, 0.4798, 0.5398, 0.5308],
        [0.6300, 0.4266, 0.8661, 0.3974, 0.4017, 0.3521, 0.6201, 0.4980]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14975211105775088
step:  83
running loss:  0.001804242301900613
Train Steps: 83/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6903, 0.4541, 0.8041, 0.3519, 0.4225, 0.2267, 0.5705, 0.4859],
        [0.5929, 0.3934, 0.8567, 0.5297, 0.4653, 0.5290, 0.6259, 0.4991],
        [0.6601, 0.4450, 0.6932, 0.2327, 0.3852, 0.2471, 0.6020, 0.5289],
        [0.5416, 0.3797, 0.8674, 0.5292, 0.4690, 0.5223, 0.5841, 0.5070],
        [0.5711, 0.3844, 0.8338, 0.5346, 0.4663, 0.5404, 0.5545, 0.5090],
        [0.6060, 0.4009, 0.8575, 0.4630, 0.3739, 0.4338, 0.4998, 0.5272],
        [0.6225, 0.3925, 0.8570, 0.4345, 0.3532, 0.4917, 0.6009, 0.5021],
        [0.6001, 0.4009, 0.8238, 0.3495, 0.3516, 0.3660, 0.5789, 0.5336]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15045929490588605
step:  84
running loss:  0.0017911820822129293
 Train Steps: 84/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5609, 0.3478, 0.9110, 0.5086, 0.3812, 0.5075, 0.5569, 0.5241],
        [0.6739, 0.4449, 0.7094, 0.2639, 0.4078, 0.2612, 0.5407, 0.5280],
        [0.5018, 0.3333, 0.7566, 0.3187, 0.3691, 0.3055, 0.4783, 0.5424],
        [0.6060, 0.4071, 0.7797, 0.2923, 0.3817, 0.3736, 0.5510, 0.5038],
        [0.6098, 0.4134, 0.8727, 0.2888, 0.5322, 0.2752, 0.7309, 0.5040],
        [0.5934, 0.3906, 0.8474, 0.4316, 0.3445, 0.3416, 0.5021, 0.5575],
        [0.5262, 0.3429, 0.8057, 0.3826, 0.3886, 0.3141, 0.5591, 0.5266],
        [0.5721, 0.3836, 0.8637, 0.6086, 0.4031, 0.4786, 0.5398, 0.5554]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15215556626208127
step:  85
running loss:  0.0017900654854362502
Train Steps: 85/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6643, 0.4457, 0.8618, 0.2849, 0.5180, 0.2876, 0.6996, 0.5425],
        [0.7646, 0.5065, 0.7449, 0.2939, 0.4197, 0.1968, 0.5505, 0.5345],
        [0.6854, 0.4418, 0.7921, 0.3072, 0.3834, 0.3308, 0.5712, 0.5596],
        [0.6527, 0.4247, 0.8917, 0.4491, 0.3591, 0.4004, 0.5751, 0.5346],
        [0.6775, 0.4342, 0.9259, 0.4055, 0.3780, 0.2888, 0.5830, 0.5323],
        [0.2793, 0.1801, 0.7538, 0.2756, 0.4184, 0.2544, 0.5126, 0.5533],
        [0.0762, 0.0398, 0.7043, 0.2500, 0.3781, 0.2918, 0.4472, 0.5579],
        [0.6697, 0.4160, 0.8804, 0.4967, 0.3482, 0.4281, 0.4500, 0.5749]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0037, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0037, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15586218307726085
step:  86
running loss:  0.0018123509660146612
Train Steps: 86/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5563, 0.3623, 0.9090, 0.4497, 0.4262, 0.5491, 0.6082, 0.5700],
        [0.6014, 0.4059, 0.8575, 0.3241, 0.3529, 0.2868, 0.5669, 0.5697],
        [0.6375, 0.4184, 0.8368, 0.5489, 0.3802, 0.4560, 0.5802, 0.6651],
        [0.6058, 0.3839, 0.8531, 0.4630, 0.3414, 0.3593, 0.4970, 0.5782],
        [0.5963, 0.3940, 0.7217, 0.2645, 0.3463, 0.2958, 0.5310, 0.5844],
        [0.6387, 0.3952, 0.9072, 0.4854, 0.4515, 0.5408, 0.5929, 0.5492],
        [0.6590, 0.4444, 0.8863, 0.4673, 0.3424, 0.4635, 0.6213, 0.5645],
        [0.5478, 0.3320, 0.8871, 0.4691, 0.4188, 0.4898, 0.5487, 0.5225]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15654120134422556
step:  87
running loss:  0.001799324153381903
Train Steps: 87/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5790, 0.3507, 0.8852, 0.2404, 0.5145, 0.1579, 0.6487, 0.5750],
        [0.5448, 0.3536, 0.8686, 0.5279, 0.3656, 0.4509, 0.5883, 0.5766],
        [0.6526, 0.4043, 0.8698, 0.4957, 0.3553, 0.3628, 0.5310, 0.5696],
        [0.5740, 0.3852, 0.8894, 0.4132, 0.3652, 0.5292, 0.5823, 0.5577],
        [0.5861, 0.3909, 0.7450, 0.2332, 0.3718, 0.2609, 0.5354, 0.5544],
        [0.5748, 0.3649, 0.8456, 0.4180, 0.3466, 0.3991, 0.5565, 0.6004],
        [0.6497, 0.3969, 0.8797, 0.4306, 0.3741, 0.5402, 0.5959, 0.6054],
        [0.6204, 0.3975, 0.8895, 0.4839, 0.4497, 0.4924, 0.5877, 0.5582]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1574872225173749
step:  88
running loss:  0.001789627528606533
 Train Steps: 88/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6563, 0.4143, 0.8711, 0.5141, 0.3567, 0.3754, 0.5637, 0.5939],
        [0.4888, 0.3187, 0.8533, 0.4704, 0.4120, 0.5141, 0.5794, 0.5805],
        [0.5305, 0.3432, 0.8643, 0.4474, 0.3680, 0.4902, 0.5796, 0.5600],
        [0.5621, 0.3650, 0.8665, 0.5146, 0.3924, 0.5260, 0.6470, 0.5585],
        [0.5229, 0.3579, 0.8662, 0.4833, 0.4403, 0.4909, 0.5109, 0.5972],
        [0.6561, 0.4365, 0.7485, 0.2128, 0.4266, 0.2200, 0.5967, 0.5774],
        [0.6677, 0.4292, 0.8820, 0.2452, 0.4535, 0.1810, 0.6232, 0.5437],
        [0.5569, 0.3679, 0.7763, 0.1875, 0.4438, 0.1674, 0.5821, 0.5393]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15884605079190806
step:  89
running loss:  0.0017847870875495287
Train Steps: 89/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5701, 0.3899, 0.7749, 0.2235, 0.4891, 0.1285, 0.6125, 0.5358],
        [0.6624, 0.4344, 0.8536, 0.4378, 0.3787, 0.3752, 0.5085, 0.5879],
        [0.6781, 0.4539, 0.8667, 0.5125, 0.3853, 0.3703, 0.5882, 0.5832],
        [0.6412, 0.4408, 0.9126, 0.4809, 0.4415, 0.5653, 0.5623, 0.5423],
        [0.6393, 0.4321, 0.8859, 0.4558, 0.3700, 0.3787, 0.6376, 0.5289],
        [0.5884, 0.4076, 0.9018, 0.4764, 0.4055, 0.5284, 0.6674, 0.5022],
        [0.1344, 0.0866, 0.6973, 0.2091, 0.4333, 0.1891, 0.5127, 0.5675],
        [0.6251, 0.4193, 0.7968, 0.2227, 0.4558, 0.2134, 0.6566, 0.5755]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1597334560356103
step:  90
running loss:  0.0017748161781734476
Valid Steps: 10/10  Loss: nan 1.0033 
--------------------------------------------------
Epoch: 3  Train Loss: 0.0018 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5968, 0.4003, 0.8611, 0.5263, 0.4863, 0.5078, 0.5804, 0.5099],
        [0.5379, 0.3639, 0.7909, 0.2545, 0.3858, 0.3378, 0.6020, 0.4907],
        [0.5206, 0.3413, 0.8314, 0.2572, 0.4827, 0.1848, 0.6728, 0.4873],
        [0.6144, 0.4080, 0.8864, 0.5306, 0.4392, 0.4873, 0.6470, 0.5047],
        [0.6072, 0.4264, 0.8403, 0.3939, 0.3851, 0.4020, 0.6346, 0.5666],
        [0.5697, 0.3890, 0.7807, 0.2813, 0.4378, 0.2358, 0.5794, 0.5491],
        [0.6462, 0.4159, 0.8569, 0.4667, 0.4047, 0.3509, 0.5302, 0.5521],
        [0.5676, 0.3707, 0.7575, 0.2766, 0.4180, 0.2593, 0.5911, 0.4781]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0011329366825520992
step:  1
running loss:  0.0011329366825520992
Train Steps: 1/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6306, 0.3991, 0.8891, 0.5327, 0.4077, 0.3841, 0.5966, 0.4759],
        [0.5868, 0.3788, 0.8220, 0.5059, 0.4200, 0.4516, 0.5521, 0.5059],
        [0.5743, 0.3819, 0.8683, 0.4992, 0.4607, 0.5130, 0.6418, 0.4970],
        [0.5523, 0.3709, 0.7587, 0.2767, 0.3894, 0.3869, 0.5942, 0.5189],
        [0.5849, 0.3792, 0.7901, 0.2298, 0.3933, 0.2529, 0.5977, 0.4827],
        [0.6309, 0.4188, 0.8185, 0.3005, 0.4504, 0.2756, 0.6154, 0.5288],
        [0.6407, 0.4076, 0.8784, 0.3673, 0.4201, 0.2635, 0.6971, 0.5146],
        [0.5239, 0.3321, 0.7461, 0.2019, 0.4320, 0.2133, 0.5811, 0.4603]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0023326061200350523
step:  2
running loss:  0.0011663030600175261
 Train Steps: 2/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5860, 0.3922, 0.7268, 0.2220, 0.3817, 0.2936, 0.5812, 0.4967],
        [0.4988, 0.3249, 0.8917, 0.3148, 0.4922, 0.2506, 0.6934, 0.4801],
        [0.7497, 0.4933, 0.8419, 0.5241, 0.3644, 0.4834, 0.6657, 0.5144],
        [0.7188, 0.4813, 0.8878, 0.4690, 0.3864, 0.4804, 0.6865, 0.5008],
        [0.7292, 0.4875, 0.8690, 0.4671, 0.3839, 0.5779, 0.5837, 0.4822],
        [0.0061, 0.0024, 0.7012, 0.2367, 0.3962, 0.2293, 0.4864, 0.4885],
        [0.7251, 0.4817, 0.8466, 0.4170, 0.3446, 0.3731, 0.5056, 0.4686],
        [0.6953, 0.4570, 0.8304, 0.2385, 0.5326, 0.2588, 0.6773, 0.4800]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004649204900488257
step:  3
running loss:  0.0015497349668294191
Train Steps: 3/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6228, 0.4140, 0.8659, 0.4301, 0.3465, 0.3910, 0.6165, 0.5447],
        [0.6294, 0.4215, 0.8306, 0.2009, 0.5087, 0.2778, 0.7287, 0.4982],
        [0.5685, 0.3807, 0.8171, 0.4263, 0.3248, 0.3840, 0.5332, 0.5097],
        [0.6234, 0.4169, 0.8464, 0.4805, 0.4680, 0.4954, 0.5454, 0.4970],
        [0.6373, 0.4156, 0.8276, 0.4305, 0.3745, 0.5263, 0.6380, 0.4825],
        [0.5885, 0.3843, 0.8212, 0.4443, 0.3774, 0.5082, 0.5607, 0.4995],
        [0.5832, 0.3737, 0.8340, 0.4706, 0.3457, 0.4484, 0.5524, 0.4831],
        [0.6135, 0.4110, 0.8132, 0.1869, 0.4392, 0.1840, 0.6581, 0.4998]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00562284019542858
step:  4
running loss:  0.001405710048857145
Train Steps: 4/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6993, 0.4755, 0.8851, 0.5005, 0.3740, 0.4976, 0.6179, 0.5072],
        [0.4512, 0.3040, 0.8451, 0.2089, 0.4832, 0.2711, 0.7245, 0.5286],
        [0.6676, 0.4357, 0.8666, 0.4902, 0.3854, 0.5505, 0.5973, 0.4928],
        [0.6404, 0.4130, 0.8976, 0.3328, 0.4247, 0.2651, 0.6338, 0.5441],
        [0.6596, 0.4259, 0.8557, 0.3324, 0.3837, 0.2897, 0.5354, 0.5428],
        [0.2002, 0.1357, 0.6766, 0.1868, 0.3779, 0.2244, 0.5412, 0.5682],
        [0.6832, 0.4638, 0.8442, 0.3196, 0.3664, 0.3608, 0.6115, 0.5717],
        [0.5639, 0.3835, 0.7373, 0.2500, 0.3418, 0.3510, 0.5388, 0.5312]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0065, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0065, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01212452695472166
step:  5
running loss:  0.002424905390944332
Train Steps: 5/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5911, 0.3556, 0.8988, 0.4392, 0.3467, 0.4394, 0.5725, 0.5445],
        [0.6665, 0.4088, 0.9202, 0.3296, 0.4442, 0.2362, 0.6043, 0.5236],
        [0.5699, 0.3660, 0.7474, 0.1740, 0.3935, 0.3022, 0.5830, 0.5746],
        [0.5511, 0.3537, 0.9361, 0.3323, 0.4631, 0.3199, 0.7435, 0.5976],
        [0.3874, 0.2319, 0.7176, 0.1733, 0.4439, 0.1785, 0.5358, 0.5427],
        [0.6752, 0.4473, 0.8615, 0.3541, 0.3713, 0.3553, 0.5935, 0.5718],
        [0.5413, 0.3587, 0.8534, 0.5498, 0.3760, 0.4432, 0.5977, 0.5819],
        [0.6556, 0.4265, 0.8246, 0.4529, 0.4112, 0.5356, 0.5225, 0.5649]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014573542110156268
step:  6
running loss:  0.0024289236850260445
 Train Steps: 6/90  Loss: 0.0024 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6546,  0.4125,  0.9096,  0.4107,  0.3861,  0.2479,  0.6083,  0.5739],
        [ 0.0055, -0.0085,  0.7559,  0.2674,  0.3948,  0.2246,  0.4803,  0.5537],
        [ 0.5819,  0.3834,  0.7958,  0.2445,  0.4335,  0.2698,  0.6186,  0.5927],
        [ 0.7106,  0.4729,  0.9110,  0.4499,  0.3817,  0.4728,  0.6339,  0.5947],
        [ 0.5566,  0.3425,  0.7486,  0.2117,  0.4368,  0.2164,  0.6001,  0.5948],
        [ 0.5981,  0.3679,  0.8987,  0.3423,  0.4487,  0.3167,  0.6891,  0.5739],
        [ 0.6130,  0.3963,  0.7683,  0.2571,  0.4715,  0.2283,  0.5340,  0.6134],
        [ 0.6651,  0.4216,  0.9075,  0.5245,  0.4099,  0.5539,  0.5701,  0.5658]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015636640891898423
step:  7
running loss:  0.0022338058416997747
Train Steps: 7/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5450, 0.3389, 0.9121, 0.4218, 0.4478, 0.3192, 0.7040, 0.5919],
        [0.4682, 0.2779, 0.7069, 0.2023, 0.4132, 0.1661, 0.5391, 0.5515],
        [0.5974, 0.3781, 0.8077, 0.2790, 0.4024, 0.2788, 0.5935, 0.5618],
        [0.5002, 0.3248, 0.8132, 0.3105, 0.3683, 0.3401, 0.5391, 0.5600],
        [0.5790, 0.3737, 0.7905, 0.2610, 0.4246, 0.2579, 0.5991, 0.5909],
        [0.5536, 0.3923, 0.8460, 0.3414, 0.3876, 0.2783, 0.5599, 0.5604],
        [0.5235, 0.3519, 0.9101, 0.4799, 0.4183, 0.3825, 0.6948, 0.6061],
        [0.6200, 0.4087, 0.8988, 0.5803, 0.4056, 0.4541, 0.5931, 0.5973]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.017651385918725282
step:  8
running loss:  0.0022064232398406602
Train Steps: 8/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0428, 0.0314, 0.7288, 0.2345, 0.4140, 0.2244, 0.5735, 0.5468],
        [0.7112, 0.4756, 0.9116, 0.5149, 0.4737, 0.5195, 0.6098, 0.5295],
        [0.6298, 0.4101, 0.8339, 0.2671, 0.4087, 0.2395, 0.6392, 0.5416],
        [0.6986, 0.4763, 0.8342, 0.3661, 0.4985, 0.2606, 0.5705, 0.6165],
        [0.7682, 0.4894, 0.9038, 0.5506, 0.3864, 0.5193, 0.6369, 0.5682],
        [0.7155, 0.4652, 0.8983, 0.5525, 0.3863, 0.4746, 0.6439, 0.5403],
        [0.6947, 0.4640, 0.9098, 0.4999, 0.3746, 0.4000, 0.5840, 0.5835],
        [0.1006, 0.0617, 0.7249, 0.2260, 0.4266, 0.1740, 0.5654, 0.5623]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019613695156294852
step:  9
running loss:  0.002179299461810539
Train Steps: 9/90  Loss: 0.0022 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6030, 0.4097, 0.8930, 0.4494, 0.3813, 0.4447, 0.6150, 0.5515],
        [0.6140, 0.4132, 0.9168, 0.5096, 0.3778, 0.4366, 0.7009, 0.5404],
        [0.5959, 0.4015, 0.8532, 0.4779, 0.3983, 0.4302, 0.5673, 0.5675],
        [0.6657, 0.4229, 0.9223, 0.4793, 0.3905, 0.4876, 0.6136, 0.5228],
        [0.6222, 0.3936, 0.8991, 0.5774, 0.3917, 0.4128, 0.6241, 0.4926],
        [0.5483, 0.3770, 0.8813, 0.4745, 0.4251, 0.5456, 0.6047, 0.5475],
        [0.5623, 0.3769, 0.7501, 0.2297, 0.4064, 0.2503, 0.5999, 0.5592],
        [0.5206, 0.3534, 0.7160, 0.2273, 0.4247, 0.2127, 0.5603, 0.5618]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.020335583365522325
step:  10
running loss:  0.0020335583365522327
 Train Steps: 10/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1967, 0.1461, 0.8668, 0.2789, 0.5008, 0.2300, 0.7540, 0.5135],
        [0.6227, 0.4107, 0.8813, 0.4764, 0.3725, 0.5147, 0.6305, 0.5193],
        [0.6610, 0.4424, 0.8588, 0.4559, 0.3658, 0.4232, 0.5012, 0.5153],
        [0.5926, 0.3841, 0.7065, 0.2488, 0.4126, 0.2771, 0.6147, 0.5956],
        [0.6309, 0.4225, 0.8329, 0.3700, 0.3376, 0.4131, 0.5710, 0.5053],
        [0.5498, 0.3652, 0.8582, 0.5761, 0.4092, 0.4807, 0.5568, 0.5532],
        [0.6210, 0.4160, 0.8617, 0.4565, 0.3626, 0.3940, 0.5778, 0.4699],
        [0.6542, 0.4385, 0.8640, 0.4484, 0.4057, 0.5174, 0.6278, 0.5312]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02176640962716192
step:  11
running loss:  0.0019787645115601745
Train Steps: 11/90  Loss: 0.0020 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5811, 0.3768, 0.9099, 0.4876, 0.3926, 0.5734, 0.6679, 0.5131],
        [0.5699, 0.4015, 0.8979, 0.4165, 0.3709, 0.4824, 0.6132, 0.5498],
        [0.5431, 0.3632, 0.7523, 0.2119, 0.4363, 0.2313, 0.5866, 0.4968],
        [0.5687, 0.3855, 0.8256, 0.5647, 0.3947, 0.4864, 0.5870, 0.5849],
        [0.6221, 0.4016, 0.9093, 0.4778, 0.4513, 0.5638, 0.6455, 0.5084],
        [0.4819, 0.3230, 0.6971, 0.3072, 0.3550, 0.3079, 0.5256, 0.5407],
        [0.5666, 0.3805, 0.8646, 0.4635, 0.3537, 0.3870, 0.5214, 0.5420],
        [0.5962, 0.4013, 0.7175, 0.2607, 0.3857, 0.2391, 0.5381, 0.5099]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02287836465984583
step:  12
running loss:  0.0019065303883204858
Train Steps: 12/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5935, 0.3896, 0.7540, 0.1949, 0.3524, 0.3019, 0.5652, 0.5206],
        [0.5673, 0.3691, 0.8442, 0.5159, 0.3690, 0.4971, 0.5622, 0.5308],
        [0.5962, 0.3964, 0.8590, 0.4969, 0.3963, 0.5442, 0.5967, 0.5409],
        [0.4966, 0.3253, 0.7469, 0.2914, 0.4054, 0.2778, 0.5003, 0.5784],
        [0.5631, 0.3603, 0.8656, 0.3860, 0.4165, 0.3810, 0.6919, 0.5644],
        [0.5929, 0.3764, 0.8253, 0.5604, 0.3623, 0.4864, 0.5951, 0.5051],
        [0.5627, 0.3630, 0.8148, 0.3790, 0.3547, 0.4484, 0.5368, 0.5210],
        [0.5737, 0.4015, 0.8589, 0.4194, 0.4251, 0.5275, 0.5585, 0.5323]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02397310920059681
step:  13
running loss:  0.0018440853231228315
Train Steps: 13/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5830, 0.3639, 0.7772, 0.2662, 0.4585, 0.2378, 0.5365, 0.5227],
        [0.5380, 0.3593, 0.7519, 0.2464, 0.3452, 0.3739, 0.5676, 0.5757],
        [0.5398, 0.3570, 0.7709, 0.2866, 0.3395, 0.4024, 0.5126, 0.5589],
        [0.5468, 0.3776, 0.7313, 0.2644, 0.3622, 0.3308, 0.5612, 0.5544],
        [0.5890, 0.3941, 0.8587, 0.5155, 0.3783, 0.4066, 0.6172, 0.5367],
        [0.6245, 0.4113, 0.8901, 0.4214, 0.3851, 0.4393, 0.6568, 0.5655],
        [0.5801, 0.3806, 0.8156, 0.2517, 0.4710, 0.2306, 0.5710, 0.5322],
        [0.5394, 0.3569, 0.7571, 0.2928, 0.4019, 0.3020, 0.5815, 0.5393]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.025551110040396452
step:  14
running loss:  0.0018250792885997466
 Train Steps: 14/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5966, 0.3827, 0.8279, 0.5126, 0.3845, 0.5103, 0.5687, 0.5114],
        [0.6408, 0.4424, 0.7315, 0.2028, 0.3657, 0.2999, 0.5820, 0.5476],
        [0.6043, 0.3967, 0.8429, 0.4752, 0.3932, 0.5304, 0.6078, 0.5437],
        [0.5796, 0.3996, 0.8783, 0.4260, 0.3826, 0.5202, 0.6104, 0.5483],
        [0.6333, 0.4238, 0.8142, 0.2279, 0.4601, 0.1983, 0.5953, 0.5282],
        [0.6257, 0.4307, 0.8559, 0.4417, 0.3964, 0.3713, 0.5981, 0.5385],
        [0.6219, 0.4237, 0.8560, 0.4450, 0.3656, 0.4629, 0.5451, 0.5470],
        [0.5676, 0.3878, 0.8360, 0.4887, 0.3789, 0.5326, 0.6601, 0.5957]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.026409554469864815
step:  15
running loss:  0.0017606369646576544
Train Steps: 15/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5837, 0.5600],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5237, 0.3421, 0.7651, 0.2634, 0.4441, 0.2637, 0.6147, 0.5645],
        [0.6785, 0.4316, 0.8797, 0.5774, 0.3911, 0.4217, 0.5852, 0.5596],
        [0.6267, 0.4133, 0.8920, 0.5273, 0.3849, 0.4389, 0.5403, 0.5284],
        [0.6243, 0.3974, 0.8944, 0.5076, 0.4023, 0.5420, 0.6750, 0.5255],
        [0.7272, 0.4969, 0.7238, 0.2236, 0.3934, 0.2854, 0.6170, 0.5553],
        [0.6593, 0.4337, 0.7901, 0.2948, 0.3699, 0.3122, 0.6406, 0.5055],
        [0.6604, 0.4426, 0.7870, 0.2455, 0.3581, 0.3741, 0.6380, 0.5378],
        [0.5822, 0.3795, 0.8651, 0.4301, 0.3749, 0.4536, 0.6211, 0.5225]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5838, 0.5600],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02758348052157089
step:  16
running loss:  0.0017239675325981807
Train Steps: 16/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7156, 0.4425, 0.8823, 0.4837, 0.3652, 0.4849, 0.7299, 0.5256],
        [0.7126, 0.4818, 0.7093, 0.2302, 0.3714, 0.2479, 0.5777, 0.5423],
        [0.7234, 0.4645, 0.7586, 0.2182, 0.4175, 0.2038, 0.6208, 0.5105],
        [0.6508, 0.4159, 0.7700, 0.2354, 0.4291, 0.2011, 0.6831, 0.5272],
        [0.7000, 0.4389, 0.9155, 0.4157, 0.3596, 0.3509, 0.5941, 0.5133],
        [0.7093, 0.4505, 0.9017, 0.4934, 0.4225, 0.5042, 0.5203, 0.5092],
        [0.1840, 0.1324, 0.7520, 0.2711, 0.3754, 0.2328, 0.5478, 0.5738],
        [0.6669, 0.4338, 0.9112, 0.4935, 0.4624, 0.4776, 0.6183, 0.5521]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.029665038164239377
step:  17
running loss:  0.0017450022449552575
Train Steps: 17/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6093, 0.3796, 0.8609, 0.5016, 0.3703, 0.3870, 0.6474, 0.5185],
        [0.7249, 0.4409, 0.8565, 0.4559, 0.3879, 0.4894, 0.6929, 0.4906],
        [0.6259, 0.4103, 0.8489, 0.3080, 0.3685, 0.3349, 0.5577, 0.5404],
        [0.6718, 0.4446, 0.8509, 0.4925, 0.4141, 0.4078, 0.6081, 0.5764],
        [0.6810, 0.4354, 0.8846, 0.3431, 0.4289, 0.2577, 0.6137, 0.5327],
        [0.6487, 0.4090, 0.8828, 0.5071, 0.3807, 0.4111, 0.6443, 0.5090],
        [0.6511, 0.4149, 0.7971, 0.2856, 0.3502, 0.3732, 0.6101, 0.5407],
        [0.6062, 0.3869, 0.8544, 0.4510, 0.4083, 0.3646, 0.6009, 0.5720]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03151935857022181
step:  18
running loss:  0.001751075476123434
 Train Steps: 18/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6285, 0.4289, 0.8369, 0.3992, 0.3666, 0.3394, 0.5768, 0.5714],
        [0.5382, 0.3461, 0.9028, 0.4570, 0.3757, 0.4687, 0.5894, 0.5244],
        [0.6505, 0.4122, 0.6919, 0.2711, 0.3828, 0.2432, 0.5745, 0.5503],
        [0.6192, 0.3904, 0.8273, 0.2519, 0.4510, 0.1801, 0.6629, 0.5030],
        [0.6138, 0.3868, 0.8164, 0.3509, 0.3933, 0.3060, 0.6069, 0.5410],
        [0.6278, 0.3900, 0.8875, 0.5938, 0.4004, 0.4714, 0.6583, 0.5202],
        [0.6803, 0.4378, 0.8683, 0.3065, 0.4459, 0.2154, 0.6347, 0.5347],
        [0.6068, 0.3959, 0.8165, 0.3017, 0.3987, 0.2889, 0.6404, 0.5753]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.032034559291787446
step:  19
running loss:  0.0016860294364098656
Train Steps: 19/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5812, 0.3663, 0.8780, 0.5663, 0.4113, 0.5094, 0.6484, 0.5449],
        [0.6205, 0.3792, 0.8964, 0.5088, 0.3694, 0.5186, 0.6588, 0.5418],
        [0.5394, 0.3596, 0.8567, 0.5064, 0.3538, 0.4711, 0.5429, 0.5481],
        [0.5951, 0.3821, 0.9107, 0.5731, 0.4070, 0.5004, 0.5472, 0.5524],
        [0.6014, 0.3876, 0.7242, 0.2879, 0.4193, 0.1686, 0.5552, 0.5635],
        [0.6758, 0.4629, 0.8608, 0.2929, 0.4783, 0.1708, 0.6264, 0.5358],
        [0.7078, 0.4596, 0.8143, 0.2689, 0.4817, 0.1511, 0.6334, 0.5194],
        [0.6756, 0.4203, 0.8839, 0.5290, 0.4115, 0.5091, 0.5758, 0.5183]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03298321762122214
step:  20
running loss:  0.0016491608810611069
Train Steps: 20/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1661, 0.0989, 0.8938, 0.3742, 0.4654, 0.1780, 0.6484, 0.5681],
        [0.6539, 0.4123, 0.8830, 0.5821, 0.4425, 0.5081, 0.5056, 0.5100],
        [0.6937, 0.4245, 0.8564, 0.6342, 0.4042, 0.4477, 0.6047, 0.4869],
        [0.7473, 0.4797, 0.6982, 0.3150, 0.3798, 0.3226, 0.5214, 0.5388],
        [0.6735, 0.4346, 0.8389, 0.2927, 0.4800, 0.1470, 0.5898, 0.5247],
        [0.6678, 0.4201, 0.8428, 0.2941, 0.4032, 0.2558, 0.5571, 0.5247],
        [0.6108, 0.3926, 0.8709, 0.4782, 0.4101, 0.5413, 0.5579, 0.5436],
        [0.6580, 0.4124, 0.8757, 0.4204, 0.3782, 0.2969, 0.5750, 0.5194]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.034703588928095996
step:  21
running loss:  0.001652551853718857
Train Steps: 21/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6097, 0.3810, 0.8444, 0.3163, 0.4960, 0.2205, 0.6758, 0.5090],
        [0.6230, 0.4154, 0.7445, 0.3101, 0.4256, 0.1573, 0.5326, 0.5013],
        [0.6116, 0.4013, 0.8533, 0.5269, 0.4231, 0.5081, 0.5280, 0.5487],
        [0.5224, 0.3296, 0.8872, 0.4637, 0.4107, 0.5685, 0.5906, 0.5198],
        [0.4906, 0.3321, 0.8419, 0.4613, 0.4652, 0.5174, 0.5737, 0.5340],
        [0.6110, 0.3884, 0.8540, 0.6034, 0.4019, 0.4349, 0.5250, 0.5502],
        [0.6076, 0.3926, 0.8540, 0.3914, 0.3840, 0.2692, 0.5650, 0.5152],
        [0.6196, 0.4102, 0.8748, 0.4050, 0.4474, 0.2056, 0.5809, 0.5021]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03575298085343093
step:  22
running loss:  0.0016251354933377695
 Train Steps: 22/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6205, 0.4062, 0.8337, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5948, 0.3777, 0.8598, 0.5559, 0.4323, 0.4669, 0.5633, 0.5099],
        [0.5748, 0.3623, 0.8276, 0.3119, 0.4020, 0.3961, 0.6031, 0.4939],
        [0.5953, 0.3702, 0.8583, 0.6192, 0.4189, 0.4924, 0.5780, 0.4961],
        [0.5731, 0.3803, 0.8354, 0.3893, 0.4161, 0.2656, 0.5426, 0.5256],
        [0.6213, 0.3960, 0.8607, 0.4340, 0.3896, 0.4437, 0.5424, 0.4852],
        [0.5919, 0.3985, 0.8903, 0.4316, 0.4365, 0.2533, 0.5274, 0.5285],
        [0.5917, 0.3857, 0.8968, 0.4565, 0.4929, 0.4819, 0.5501, 0.5295],
        [0.6593, 0.4371, 0.7370, 0.2946, 0.4135, 0.2788, 0.5746, 0.5380]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6205, 0.4062, 0.8338, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03661173034925014
step:  23
running loss:  0.0015918143630108755
Train Steps: 23/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6434, 0.4394, 0.7563, 0.2616, 0.4180, 0.1771, 0.5199, 0.4975],
        [0.6028, 0.4039, 0.8736, 0.4948, 0.4675, 0.5166, 0.5356, 0.5194],
        [0.6994, 0.4571, 0.8777, 0.5358, 0.4021, 0.4242, 0.5314, 0.5979],
        [0.6870, 0.4445, 0.9097, 0.3819, 0.3974, 0.4629, 0.6863, 0.5208],
        [0.1170, 0.0916, 0.7732, 0.2960, 0.3928, 0.2935, 0.5456, 0.5585],
        [0.7068, 0.4634, 0.9245, 0.4283, 0.4178, 0.5128, 0.6311, 0.5296],
        [0.6364, 0.4310, 0.8491, 0.5356, 0.3984, 0.5179, 0.6621, 0.5221],
        [0.7051, 0.4599, 0.8635, 0.5810, 0.4164, 0.4868, 0.6125, 0.5172]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03813450282905251
step:  24
running loss:  0.001588937617877188
Train Steps: 24/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5181, 0.3658, 0.7687, 0.2471, 0.3332, 0.3298, 0.5577, 0.5300],
        [0.5627, 0.3805, 0.8305, 0.2223, 0.4413, 0.2407, 0.6896, 0.5307],
        [0.4681, 0.3387, 0.8765, 0.3318, 0.4165, 0.3352, 0.7017, 0.5461],
        [0.5176, 0.3823, 0.8142, 0.4260, 0.4169, 0.3081, 0.5115, 0.5719],
        [0.5179, 0.3504, 0.8527, 0.4173, 0.4445, 0.5811, 0.5924, 0.5427],
        [0.5762, 0.4029, 0.8374, 0.5142, 0.3543, 0.3983, 0.5364, 0.5255],
        [0.5836, 0.3958, 0.8593, 0.4602, 0.3841, 0.5372, 0.6346, 0.4635],
        [0.5452, 0.3705, 0.7265, 0.3065, 0.4365, 0.2370, 0.5239, 0.5725]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.040397314936853945
step:  25
running loss:  0.0016158925974741579
Train Steps: 25/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
        [0.6278, 0.4253, 0.8875, 0.5017, 0.4113, 0.2750, 0.5413, 0.6196],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0116, 0.0246, 0.7393, 0.2538, 0.3489, 0.2734, 0.5412, 0.5697],
        [0.6360, 0.4286, 0.8073, 0.2053, 0.4622, 0.1909, 0.6346, 0.5329],
        [0.5926, 0.4112, 0.8407, 0.3210, 0.3518, 0.5539, 0.6553, 0.5225],
        [0.6690, 0.4513, 0.8514, 0.4062, 0.3517, 0.3713, 0.6100, 0.5537],
        [0.6008, 0.3862, 0.8725, 0.4734, 0.4421, 0.6024, 0.6467, 0.5385],
        [0.5480, 0.3798, 0.7652, 0.2324, 0.4457, 0.1914, 0.6148, 0.5599],
        [0.6214, 0.4346, 0.8467, 0.4490, 0.4235, 0.3341, 0.5924, 0.6016],
        [0.6507, 0.4407, 0.8519, 0.5101, 0.3846, 0.4925, 0.6274, 0.5505]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
         [0.6278, 0.4253, 0.8875, 0.5017, 0.4112, 0.2750, 0.5413, 0.6196],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04119387164246291
step:  26
running loss:  0.0015843796785562658
 Train Steps: 26/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7681, 0.5108, 0.8592, 0.4223, 0.3623, 0.4802, 0.6189, 0.5313],
        [0.7198, 0.4836, 0.8040, 0.2694, 0.3555, 0.4219, 0.6543, 0.5635],
        [0.5966, 0.3962, 0.8460, 0.2799, 0.4625, 0.2163, 0.6013, 0.5294],
        [0.6678, 0.4680, 0.8998, 0.4368, 0.3742, 0.5103, 0.6602, 0.6020],
        [0.1118, 0.0834, 0.8835, 0.2769, 0.5051, 0.2371, 0.7420, 0.5724],
        [0.6195, 0.4208, 0.7383, 0.3169, 0.3674, 0.2995, 0.5883, 0.6082],
        [0.1565, 0.1337, 0.7329, 0.2517, 0.4242, 0.1904, 0.5244, 0.5901],
        [0.7288, 0.4908, 0.9129, 0.4972, 0.3733, 0.5528, 0.6372, 0.5112]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.043881157762371004
step:  27
running loss:  0.0016252280652730002
Train Steps: 27/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5978, 0.3811, 0.8802, 0.4775, 0.4360, 0.5232, 0.5414, 0.5480],
        [0.6242, 0.3893, 0.8940, 0.4716, 0.3845, 0.4669, 0.7091, 0.5600],
        [0.5777, 0.3764, 0.8253, 0.5264, 0.3796, 0.4584, 0.6991, 0.5487],
        [0.5385, 0.3593, 0.9121, 0.4667, 0.3836, 0.5002, 0.6042, 0.5307],
        [0.5272, 0.3532, 0.7427, 0.2166, 0.3878, 0.2256, 0.5639, 0.5856],
        [0.5912, 0.3912, 0.8115, 0.3456, 0.3531, 0.3754, 0.5573, 0.6048],
        [0.5342, 0.3543, 0.8327, 0.2611, 0.4037, 0.2601, 0.6445, 0.5905],
        [0.5617, 0.3802, 0.9341, 0.4721, 0.4119, 0.5319, 0.7273, 0.6080]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04513794963713735
step:  28
running loss:  0.0016120696298977627
Train Steps: 28/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4372, 0.2758, 0.7354, 0.1883, 0.3909, 0.1579, 0.5633, 0.5465],
        [0.6577, 0.4155, 0.8830, 0.5415, 0.3977, 0.4813, 0.6043, 0.5893],
        [0.5946, 0.3737, 0.8991, 0.3180, 0.4474, 0.3089, 0.7670, 0.5524],
        [0.5719, 0.3405, 0.8579, 0.5194, 0.4275, 0.4948, 0.6411, 0.5257],
        [0.4898, 0.3002, 0.8607, 0.2459, 0.4668, 0.1549, 0.6598, 0.5464],
        [0.5073, 0.3276, 0.8746, 0.3994, 0.3560, 0.4804, 0.6034, 0.5596],
        [0.5150, 0.3232, 0.6938, 0.2471, 0.3633, 0.2815, 0.5660, 0.5930],
        [0.5969, 0.3752, 0.8305, 0.4599, 0.3981, 0.4965, 0.5806, 0.5713]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04752955154981464
step:  29
running loss:  0.0016389500534418843
Train Steps: 29/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5865, 0.3450, 0.7975, 0.2635, 0.4103, 0.2449, 0.6346, 0.5429],
        [0.6215, 0.3994, 0.8307, 0.4658, 0.3353, 0.3533, 0.5554, 0.5437],
        [0.2566, 0.1509, 0.8737, 0.2176, 0.5307, 0.1564, 0.7105, 0.5645],
        [0.6468, 0.3995, 0.8455, 0.4233, 0.3543, 0.4662, 0.5918, 0.5448],
        [0.5884, 0.3784, 0.8735, 0.4595, 0.4237, 0.4856, 0.5844, 0.5492],
        [0.5698, 0.3733, 0.7134, 0.2465, 0.3807, 0.2194, 0.5472, 0.5236],
        [0.6155, 0.3682, 0.7660, 0.2156, 0.3963, 0.2318, 0.6159, 0.5211],
        [0.6217, 0.3869, 0.8140, 0.5425, 0.3716, 0.5056, 0.6957, 0.5169]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05135433666873723
step:  30
running loss:  0.0017118112222912411
 Train Steps: 30/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5668, 0.3629, 0.8842, 0.4258, 0.3682, 0.4059, 0.5781, 0.5503],
        [0.6187, 0.3936, 0.7304, 0.2942, 0.4803, 0.2003, 0.5441, 0.5974],
        [0.6314, 0.3861, 0.8064, 0.1883, 0.4717, 0.2359, 0.7089, 0.5526],
        [0.6939, 0.4356, 0.8328, 0.5578, 0.3852, 0.4608, 0.6231, 0.4841],
        [0.6649, 0.4234, 0.8089, 0.5228, 0.3513, 0.4833, 0.6610, 0.4989],
        [0.6308, 0.4149, 0.8182, 0.2647, 0.4233, 0.2208, 0.5827, 0.5212],
        [0.1004, 0.0594, 0.6898, 0.1966, 0.4079, 0.2105, 0.5226, 0.5340],
        [0.6396, 0.4302, 0.8272, 0.4877, 0.4743, 0.4958, 0.5450, 0.5044]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.052187160414177924
step:  31
running loss:  0.0016834567875541266
Train Steps: 31/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6223, 0.4037, 0.8574, 0.4101, 0.3940, 0.3909, 0.6264, 0.5640],
        [0.6208, 0.4085, 0.8440, 0.4685, 0.4030, 0.3002, 0.5461, 0.5567],
        [0.6917, 0.4606, 0.6627, 0.2580, 0.4542, 0.2239, 0.5561, 0.5403],
        [0.6006, 0.3673, 0.7958, 0.3297, 0.3836, 0.3588, 0.6420, 0.5311],
        [0.6163, 0.3988, 0.8610, 0.4075, 0.4042, 0.4429, 0.6372, 0.4826],
        [0.6346, 0.4224, 0.7407, 0.3825, 0.3826, 0.3340, 0.5764, 0.5770],
        [0.5733, 0.3838, 0.8238, 0.4076, 0.3889, 0.3602, 0.5383, 0.4948],
        [0.4540, 0.2950, 0.7634, 0.2964, 0.3890, 0.3205, 0.5472, 0.5035]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0053, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05747255013557151
step:  32
running loss:  0.0017960171917366097
Train Steps: 32/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6144, 0.4203, 0.7985, 0.3863, 0.3475, 0.2884, 0.5326, 0.5545],
        [0.5494, 0.3584, 0.7314, 0.2205, 0.3959, 0.2670, 0.5991, 0.5164],
        [0.6711, 0.4399, 0.7896, 0.5625, 0.3788, 0.4291, 0.5623, 0.5686],
        [0.5554, 0.3771, 0.8378, 0.5346, 0.3878, 0.4062, 0.5128, 0.5303],
        [0.6204, 0.4052, 0.8259, 0.4745, 0.4359, 0.4610, 0.5449, 0.5183],
        [0.6332, 0.4169, 0.7866, 0.2161, 0.5003, 0.2074, 0.6308, 0.4744],
        [0.5956, 0.4142, 0.8529, 0.4707, 0.4455, 0.5582, 0.5868, 0.5015],
        [0.6420, 0.4306, 0.8381, 0.4839, 0.4555, 0.4854, 0.5397, 0.5353]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.058107397344429046
step:  33
running loss:  0.001760830222558456
Train Steps: 33/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6827, 0.4496, 0.8256, 0.4827, 0.3709, 0.3676, 0.5322, 0.5571],
        [0.6665, 0.4444, 0.8460, 0.5793, 0.4669, 0.4921, 0.5802, 0.5466],
        [0.1378, 0.0869, 0.7551, 0.2594, 0.4420, 0.2424, 0.4932, 0.5484],
        [0.6830, 0.4586, 0.8622, 0.5962, 0.4376, 0.4989, 0.5673, 0.5239],
        [0.6869, 0.4526, 0.6950, 0.2222, 0.4388, 0.2058, 0.5477, 0.5366],
        [0.6921, 0.4603, 0.8187, 0.4140, 0.3610, 0.3888, 0.5339, 0.5119],
        [0.6835, 0.4319, 0.8662, 0.4696, 0.3985, 0.5319, 0.5821, 0.5164],
        [0.6697, 0.4426, 0.7883, 0.3365, 0.3718, 0.3618, 0.5934, 0.5166]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.059539014648180455
step:  34
running loss:  0.0017511474896523664
 Train Steps: 34/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6581, 0.4109, 0.8762, 0.4965, 0.3920, 0.4964, 0.5997, 0.5183],
        [0.5823, 0.3867, 0.8585, 0.4944, 0.4278, 0.4738, 0.5168, 0.5337],
        [0.6553, 0.4376, 0.8685, 0.4777, 0.3748, 0.3175, 0.5004, 0.5822],
        [0.6329, 0.4304, 0.8425, 0.5011, 0.4032, 0.4497, 0.5394, 0.5825],
        [0.6444, 0.4426, 0.8537, 0.5210, 0.4073, 0.3890, 0.6372, 0.5359],
        [0.6312, 0.4139, 0.8603, 0.5559, 0.4056, 0.4757, 0.5384, 0.5498],
        [0.6495, 0.4212, 0.8286, 0.5655, 0.3784, 0.5000, 0.6258, 0.5397],
        [0.6462, 0.4144, 0.8579, 0.4170, 0.3991, 0.5355, 0.5896, 0.5531]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06021460593910888
step:  35
running loss:  0.001720417312545968
Train Steps: 35/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6218, 0.4113, 0.7499, 0.2620, 0.3945, 0.2552, 0.5913, 0.5554],
        [0.6403, 0.4063, 0.8377, 0.2635, 0.4469, 0.2516, 0.6621, 0.5564],
        [0.5643, 0.3632, 0.8689, 0.5466, 0.3856, 0.5353, 0.5056, 0.4891],
        [0.6050, 0.4061, 0.7295, 0.2546, 0.4117, 0.2465, 0.6089, 0.5497],
        [0.5580, 0.3757, 0.8355, 0.4600, 0.3196, 0.3810, 0.5580, 0.6032],
        [0.5661, 0.3794, 0.7924, 0.3434, 0.3821, 0.2560, 0.4986, 0.5691],
        [0.5372, 0.3464, 0.8553, 0.4697, 0.3184, 0.4471, 0.5288, 0.5201],
        [0.5403, 0.3731, 0.8659, 0.6326, 0.4140, 0.4998, 0.5535, 0.5452]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06144377455348149
step:  36
running loss:  0.0017067715153744859
Train Steps: 36/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5900, 0.3929, 0.9066, 0.5424, 0.3696, 0.5060, 0.5424, 0.5662],
        [0.2800, 0.1911, 0.7943, 0.3393, 0.3765, 0.2683, 0.5316, 0.5769],
        [0.5682, 0.3823, 0.7468, 0.2356, 0.3920, 0.2099, 0.5797, 0.5402],
        [0.5947, 0.3937, 0.8851, 0.5474, 0.4331, 0.5075, 0.5386, 0.5139],
        [0.6052, 0.4075, 0.9037, 0.5253, 0.4177, 0.5480, 0.5937, 0.5712],
        [0.6961, 0.4666, 0.8221, 0.2895, 0.4008, 0.2437, 0.6741, 0.5568],
        [0.6450, 0.4200, 0.8834, 0.5708, 0.3868, 0.5175, 0.6314, 0.5497],
        [0.6174, 0.4091, 0.7355, 0.2822, 0.3222, 0.3458, 0.5709, 0.5829]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0640558628947474
step:  37
running loss:  0.0017312395376958758
Train Steps: 37/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6463, 0.4486, 0.7205, 0.2611, 0.3622, 0.2387, 0.5730, 0.5696],
        [0.5679, 0.3821, 0.8604, 0.4857, 0.3614, 0.4933, 0.5540, 0.5588],
        [0.5808, 0.3955, 0.9359, 0.5488, 0.3764, 0.5652, 0.7324, 0.5749],
        [0.6251, 0.4041, 0.9236, 0.4773, 0.3702, 0.5895, 0.6485, 0.5471],
        [0.6711, 0.4540, 0.9037, 0.5153, 0.4514, 0.5124, 0.6330, 0.5645],
        [0.5877, 0.3802, 0.8120, 0.4371, 0.3248, 0.4588, 0.5510, 0.5464],
        [0.5369, 0.3578, 0.8401, 0.3343, 0.3902, 0.2322, 0.5598, 0.5353],
        [0.2642, 0.1942, 0.7214, 0.2071, 0.4413, 0.2090, 0.5914, 0.5881]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0668318530661054
step:  38
running loss:  0.0017587329754238262
 Train Steps: 38/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4808, 0.3253, 0.8920, 0.4184, 0.4204, 0.3435, 0.6587, 0.5698],
        [0.5491, 0.3737, 0.8658, 0.3256, 0.4150, 0.3050, 0.6280, 0.5679],
        [0.5523, 0.3764, 0.8521, 0.4818, 0.3708, 0.5154, 0.6665, 0.5470],
        [0.5079, 0.3312, 0.8279, 0.3715, 0.3946, 0.2913, 0.5220, 0.5341],
        [0.6193, 0.3941, 0.8742, 0.4529, 0.4648, 0.5880, 0.6097, 0.5398],
        [0.6312, 0.4041, 0.8724, 0.4444, 0.4001, 0.5414, 0.6760, 0.5446],
        [0.5933, 0.3861, 0.8602, 0.3223, 0.3764, 0.2990, 0.6152, 0.5545],
        [0.5005, 0.3396, 0.8607, 0.4584, 0.4423, 0.4931, 0.5061, 0.5280]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06857802328886464
step:  39
running loss:  0.0017584108535606319
Train Steps: 39/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5491, 0.3530, 0.8468, 0.5286, 0.3845, 0.5185, 0.7065, 0.5212],
        [0.6097, 0.3884, 0.9029, 0.4055, 0.4121, 0.4778, 0.6226, 0.5578],
        [0.6146, 0.4019, 0.7406, 0.1859, 0.4536, 0.2654, 0.6394, 0.5445],
        [0.6019, 0.3787, 0.8673, 0.2497, 0.4574, 0.2452, 0.6368, 0.5177],
        [0.5598, 0.3475, 0.8746, 0.4580, 0.4476, 0.5110, 0.5642, 0.5375],
        [0.5357, 0.3467, 0.7885, 0.3384, 0.3596, 0.4130, 0.5556, 0.5617],
        [0.5348, 0.3464, 0.8776, 0.5457, 0.4168, 0.5147, 0.6626, 0.5053],
        [0.5515, 0.3683, 0.8907, 0.4461, 0.4028, 0.3392, 0.6119, 0.5656]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06985682185040787
step:  40
running loss:  0.0017464205462601966
Train Steps: 40/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
        [0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6196, 0.3877, 0.8643, 0.5624, 0.3899, 0.4373, 0.6491, 0.4795],
        [0.5921, 0.3826, 0.9056, 0.4820, 0.4337, 0.4751, 0.5843, 0.5186],
        [0.6419, 0.3869, 0.8472, 0.2046, 0.5146, 0.2001, 0.6809, 0.5151],
        [0.6691, 0.4310, 0.8642, 0.5447, 0.4198, 0.4953, 0.6364, 0.5944],
        [0.7202, 0.4597, 0.9144, 0.4096, 0.4746, 0.5625, 0.6505, 0.5424],
        [0.6505, 0.4100, 0.7622, 0.2280, 0.4200, 0.2682, 0.6104, 0.5503],
        [0.5771, 0.3638, 0.7290, 0.2275, 0.3697, 0.3242, 0.5733, 0.5296],
        [0.0531, 0.0196, 0.7404, 0.2252, 0.4170, 0.2659, 0.5337, 0.5396]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
         [0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07106089597800747
step:  41
running loss:  0.0017331925848294504
Train Steps: 41/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6256, 0.4199, 0.8638, 0.5800, 0.3987, 0.4383, 0.5600, 0.5950],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6139, 0.4019, 0.7137, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6513, 0.4053, 0.8174, 0.2385, 0.4802, 0.2250, 0.6510, 0.4989],
        [0.6342, 0.3939, 0.8911, 0.4020, 0.3887, 0.5048, 0.6225, 0.5364],
        [0.6598, 0.4216, 0.8528, 0.5737, 0.4386, 0.4707, 0.5988, 0.5928],
        [0.6260, 0.4001, 0.8529, 0.5291, 0.4325, 0.5023, 0.6193, 0.5269],
        [0.5934, 0.3801, 0.8919, 0.4087, 0.4370, 0.2679, 0.5986, 0.5490],
        [0.5857, 0.3637, 0.7795, 0.3259, 0.3542, 0.3958, 0.5541, 0.5063],
        [0.3791, 0.2412, 0.6990, 0.1641, 0.4398, 0.1908, 0.5585, 0.4823],
        [0.5369, 0.3439, 0.6833, 0.2231, 0.4152, 0.2109, 0.5087, 0.5430]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6256, 0.4199, 0.8637, 0.5800, 0.3988, 0.4383, 0.5600, 0.5950],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6139, 0.4019, 0.7138, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07297768600983545
step:  42
running loss:  0.0017375639526151297
 Train Steps: 42/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5348, 0.3344, 0.8918, 0.5236, 0.3754, 0.4113, 0.5386, 0.5193],
        [0.6320, 0.3968, 0.8734, 0.4376, 0.4709, 0.5201, 0.6116, 0.5432],
        [0.6034, 0.3844, 0.7373, 0.2353, 0.4592, 0.1258, 0.5958, 0.5342],
        [0.5810, 0.3819, 0.7541, 0.2476, 0.4223, 0.1637, 0.5635, 0.5006],
        [0.6223, 0.3896, 0.7139, 0.2423, 0.4031, 0.2472, 0.5769, 0.5434],
        [0.5928, 0.3790, 0.8403, 0.4260, 0.3608, 0.4231, 0.5573, 0.5454],
        [0.6233, 0.3942, 0.8505, 0.5002, 0.4849, 0.4924, 0.5449, 0.4821],
        [0.6497, 0.4057, 0.8433, 0.5769, 0.3865, 0.4554, 0.6365, 0.4721]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07371883763698861
step:  43
running loss:  0.0017143915729532235
Train Steps: 43/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6772, 0.4490, 0.8220, 0.3402, 0.4000, 0.2432, 0.6008, 0.5333],
        [0.6473, 0.4303, 0.8864, 0.4997, 0.3895, 0.5120, 0.6969, 0.5476],
        [0.5202, 0.3567, 0.6952, 0.2878, 0.3395, 0.3716, 0.5097, 0.5642],
        [0.5861, 0.4021, 0.8474, 0.6113, 0.3800, 0.3585, 0.5587, 0.4985],
        [0.6097, 0.4207, 0.7052, 0.2364, 0.4152, 0.2074, 0.5507, 0.5604],
        [0.5311, 0.3470, 0.7862, 0.2609, 0.4629, 0.1725, 0.5829, 0.5163],
        [0.6151, 0.4042, 0.7916, 0.2439, 0.4920, 0.1672, 0.5747, 0.4947],
        [0.6339, 0.4210, 0.8235, 0.2968, 0.4063, 0.2324, 0.5447, 0.5461]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07493773492751643
step:  44
running loss:  0.0017031303392617372
Train Steps: 44/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1702, 0.1298, 0.7268, 0.2563, 0.3765, 0.2613, 0.5716, 0.5468],
        [0.7073, 0.4773, 0.8548, 0.5149, 0.3481, 0.3462, 0.5311, 0.5441],
        [0.7714, 0.5124, 0.7089, 0.2594, 0.4090, 0.2234, 0.5770, 0.6174],
        [0.7612, 0.5006, 0.8099, 0.2706, 0.4542, 0.1748, 0.6107, 0.5040],
        [0.2474, 0.1812, 0.7453, 0.3121, 0.3465, 0.2823, 0.4903, 0.5219],
        [0.8275, 0.5585, 0.8661, 0.5414, 0.3792, 0.4369, 0.6221, 0.5096],
        [0.6594, 0.4703, 0.8696, 0.4741, 0.3748, 0.3802, 0.4978, 0.5200],
        [0.7095, 0.4710, 0.8922, 0.4212, 0.3628, 0.2994, 0.5741, 0.5112]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0050, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07991487270919606
step:  45
running loss:  0.0017758860602043569
Train Steps: 45/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6370, 0.4299, 0.8304, 0.5609, 0.3799, 0.4245, 0.5558, 0.6125],
        [0.6131, 0.4136, 0.7523, 0.2322, 0.3399, 0.2686, 0.5923, 0.5328],
        [0.6087, 0.4224, 0.8043, 0.2357, 0.4771, 0.1322, 0.6005, 0.4889],
        [0.5696, 0.3804, 0.7569, 0.2403, 0.3683, 0.2328, 0.5821, 0.5382],
        [0.5883, 0.3892, 0.8575, 0.5295, 0.3315, 0.3194, 0.5310, 0.5377],
        [0.6072, 0.3977, 0.8384, 0.5736, 0.4364, 0.4315, 0.4989, 0.5056],
        [0.6448, 0.4398, 0.8627, 0.4838, 0.4578, 0.4607, 0.4873, 0.5472],
        [0.6714, 0.4410, 0.9013, 0.4527, 0.3524, 0.4750, 0.7102, 0.5378]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08066413854248822
step:  46
running loss:  0.0017535682291845264
 Train Steps: 46/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5871, 0.3827, 0.7595, 0.2599, 0.4304, 0.1861, 0.5773, 0.5302],
        [0.5781, 0.3907, 0.8509, 0.3644, 0.4057, 0.2110, 0.5864, 0.4940],
        [0.5893, 0.3861, 0.8078, 0.2766, 0.4622, 0.1781, 0.6135, 0.5363],
        [0.5620, 0.3663, 0.8583, 0.5443, 0.3683, 0.4701, 0.5473, 0.5656],
        [0.6003, 0.3920, 0.8042, 0.2455, 0.4554, 0.1913, 0.5968, 0.4997],
        [0.6014, 0.4023, 0.8215, 0.4718, 0.3669, 0.4867, 0.5102, 0.5505],
        [0.5840, 0.3870, 0.8857, 0.3702, 0.4207, 0.2885, 0.6763, 0.5843],
        [0.5322, 0.3514, 0.7657, 0.3172, 0.3484, 0.2597, 0.5061, 0.5328]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08150381379527971
step:  47
running loss:  0.0017341236977719088
Train Steps: 47/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6507,  0.4312,  0.8895,  0.5101,  0.3482,  0.3958,  0.5736,  0.5568],
        [ 0.6158,  0.4013,  0.8695,  0.5192,  0.4944,  0.5012,  0.5342,  0.5290],
        [ 0.7051,  0.4321,  0.7647,  0.2217,  0.4441,  0.1759,  0.5999,  0.5217],
        [-0.0247,  0.0039,  0.7466,  0.2767,  0.3981,  0.2568,  0.5355,  0.5709],
        [ 0.7045,  0.4758,  0.8790,  0.3624,  0.3280,  0.4345,  0.5924,  0.5202],
        [ 0.6245,  0.4351,  0.8443,  0.3931,  0.4787,  0.2461,  0.5647,  0.6040],
        [ 0.7088,  0.4377,  0.9097,  0.4705,  0.3590,  0.4088,  0.6427,  0.5270],
        [ 0.6248,  0.4281,  0.7528,  0.2074,  0.4034,  0.2537,  0.6343,  0.5507]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08213754411553964
step:  48
running loss:  0.001711198835740409
Train Steps: 48/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6128, 0.4118, 0.8638, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5959, 0.4000, 0.7621, 0.2510, 0.3706, 0.3683, 0.6783, 0.5539],
        [0.6303, 0.4155, 0.8891, 0.5091, 0.4621, 0.4924, 0.5939, 0.5456],
        [0.5692, 0.3708, 0.8184, 0.3110, 0.3984, 0.2670, 0.6072, 0.5645],
        [0.5968, 0.3888, 0.8988, 0.4949, 0.5172, 0.4731, 0.5595, 0.5253],
        [0.6241, 0.3917, 0.8970, 0.4466, 0.3830, 0.4809, 0.6115, 0.4860],
        [0.6153, 0.4076, 0.8837, 0.4904, 0.4676, 0.4800, 0.5875, 0.5728],
        [0.5677, 0.3693, 0.8548, 0.4486, 0.3512, 0.3619, 0.5806, 0.5470],
        [0.5376, 0.3586, 0.8915, 0.3900, 0.3824, 0.2972, 0.5508, 0.5358]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6128, 0.4118, 0.8637, 0.5333, 0.4625, 0.5267, 0.5193, 0.5475],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08310104586416855
step:  49
running loss:  0.001695939711513644
Train Steps: 49/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5848, 0.3844, 0.8986, 0.4746, 0.4875, 0.5192, 0.5734, 0.5595],
        [0.5635, 0.3480, 0.8617, 0.5607, 0.4685, 0.5106, 0.5479, 0.5005],
        [0.6011, 0.3629, 0.8678, 0.5411, 0.4214, 0.4758, 0.5868, 0.5364],
        [0.5875, 0.3733, 0.8663, 0.3486, 0.3731, 0.3224, 0.5392, 0.5639],
        [0.6006, 0.3898, 0.7459, 0.2103, 0.4047, 0.2789, 0.5768, 0.5538],
        [0.5433, 0.3653, 0.7747, 0.2095, 0.4477, 0.2071, 0.6094, 0.5367],
        [0.5403, 0.3561, 0.8304, 0.2777, 0.3716, 0.4511, 0.6204, 0.5646],
        [0.6354, 0.4143, 0.8928, 0.3292, 0.4869, 0.2185, 0.6488, 0.5354]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08384644222678617
step:  50
running loss:  0.0016769288445357233
 Train Steps: 50/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6018, 0.3981, 0.8972, 0.4834, 0.4861, 0.6041, 0.6385, 0.5484],
        [0.5998, 0.4012, 0.7800, 0.2538, 0.4224, 0.2867, 0.6259, 0.5099],
        [0.6428, 0.4122, 0.8682, 0.5459, 0.4503, 0.5400, 0.6588, 0.5392],
        [0.6533, 0.3981, 0.8786, 0.5066, 0.4169, 0.4677, 0.5248, 0.5279],
        [0.5899, 0.3816, 0.8542, 0.4554, 0.3995, 0.4642, 0.5371, 0.5860],
        [0.7126, 0.4692, 0.8975, 0.4193, 0.3818, 0.3942, 0.5930, 0.5641],
        [0.6259, 0.4239, 0.7293, 0.2223, 0.4088, 0.2643, 0.5765, 0.5782],
        [0.5646, 0.3629, 0.8836, 0.3953, 0.4145, 0.5627, 0.6421, 0.5542]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08451496018096805
step:  51
running loss:  0.0016571560819797655
Train Steps: 51/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [   nan,    nan, 0.8463, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6809, 0.4253, 0.8568, 0.2991, 0.4494, 0.2359, 0.6058, 0.5163],
        [0.5803, 0.3767, 0.8677, 0.4200, 0.4125, 0.6332, 0.5489, 0.5271],
        [0.6340, 0.3932, 0.8501, 0.5158, 0.3730, 0.5077, 0.5502, 0.5099],
        [0.5400, 0.3482, 0.6996, 0.2484, 0.4044, 0.2768, 0.5484, 0.6001],
        [0.6741, 0.4330, 0.7321, 0.2190, 0.4196, 0.2534, 0.5463, 0.5307],
        [0.6390, 0.4043, 0.8925, 0.4650, 0.3780, 0.3900, 0.6473, 0.5288],
        [0.4883, 0.3077, 0.8510, 0.2756, 0.5270, 0.3071, 0.6809, 0.5730],
        [0.5779, 0.3868, 0.8395, 0.5546, 0.4571, 0.4585, 0.5455, 0.6070]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.0000, 0.0000, 0.8462, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0064, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0064, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09093694994226098
step:  52
running loss:  0.0017487874988896342
Train Steps: 52/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5538, 0.3485, 0.8356, 0.5000, 0.4175, 0.6157, 0.6252, 0.5638],
        [0.5602, 0.3685, 0.7444, 0.2204, 0.4513, 0.2355, 0.6059, 0.5304],
        [0.5542, 0.3638, 0.8654, 0.5291, 0.3889, 0.3825, 0.5489, 0.5775],
        [0.6536, 0.4437, 0.8621, 0.4250, 0.3704, 0.5169, 0.5454, 0.5253],
        [0.5912, 0.4080, 0.8529, 0.2716, 0.5181, 0.1879, 0.6456, 0.5222],
        [0.6205, 0.4104, 0.8665, 0.4365, 0.4210, 0.5852, 0.6185, 0.5612],
        [0.4969, 0.3367, 0.7763, 0.3154, 0.4192, 0.2654, 0.5452, 0.5896],
        [0.6335, 0.4119, 0.8561, 0.4200, 0.3686, 0.3731, 0.5136, 0.5897]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0920837412122637
step:  53
running loss:  0.0017374290794766737
Train Steps: 53/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5837, 0.5600],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6361, 0.4294, 0.7938, 0.4831, 0.4019, 0.3325, 0.5618, 0.6023],
        [0.6089, 0.4054, 0.8951, 0.3480, 0.4153, 0.2785, 0.6387, 0.5254],
        [0.6143, 0.3938, 0.8661, 0.5296, 0.3820, 0.4893, 0.6041, 0.4902],
        [0.6072, 0.4022, 0.8795, 0.4778, 0.3956, 0.4922, 0.5996, 0.5346],
        [0.5502, 0.3681, 0.7329, 0.2432, 0.4047, 0.3000, 0.6031, 0.5652],
        [0.5602, 0.3857, 0.8316, 0.3321, 0.3668, 0.3287, 0.5372, 0.5738],
        [0.5965, 0.4166, 0.8792, 0.4442, 0.4421, 0.5145, 0.5707, 0.5443],
        [0.5677, 0.3775, 0.7882, 0.3297, 0.3547, 0.3545, 0.6025, 0.5210]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5838, 0.5600],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0925499573640991
step:  54
running loss:  0.0017138880993351686
 Train Steps: 54/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6453, 0.4232, 0.8670, 0.4669, 0.3818, 0.4092, 0.4712, 0.5853],
        [0.5555, 0.3425, 0.8555, 0.3448, 0.4047, 0.3914, 0.6735, 0.5412],
        [0.5939, 0.3750, 0.8760, 0.3566, 0.3731, 0.2931, 0.6047, 0.5714],
        [0.5895, 0.4000, 0.8453, 0.4075, 0.3547, 0.3354, 0.4997, 0.5532],
        [0.5426, 0.3417, 0.9176, 0.4015, 0.4547, 0.2686, 0.7097, 0.5357],
        [0.6337, 0.4331, 0.7227, 0.2762, 0.3751, 0.2437, 0.5495, 0.5227],
        [0.5736, 0.3552, 0.8865, 0.4961, 0.3587, 0.5078, 0.6134, 0.4761],
        [0.5949, 0.4000, 0.7421, 0.2326, 0.4343, 0.1824, 0.5836, 0.5334]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0932905454246793
step:  55
running loss:  0.001696191734994169
Train Steps: 55/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5960, 0.3916, 0.8328, 0.3137, 0.3090, 0.3448, 0.6383, 0.5323],
        [0.5227, 0.3610, 0.7821, 0.2958, 0.3755, 0.2210, 0.5449, 0.5759],
        [0.5617, 0.3655, 0.8606, 0.2810, 0.4852, 0.2073, 0.7063, 0.5246],
        [0.6541, 0.4277, 0.8747, 0.4585, 0.3404, 0.4017, 0.5486, 0.5071],
        [0.6761, 0.4527, 0.8541, 0.5255, 0.3467, 0.4580, 0.6511, 0.4972],
        [0.5504, 0.3616, 0.7424, 0.3120, 0.4642, 0.1758, 0.5704, 0.5991],
        [0.6524, 0.4272, 0.8397, 0.4339, 0.3420, 0.4341, 0.5560, 0.5430],
        [0.6357, 0.4008, 0.8463, 0.5149, 0.4319, 0.4953, 0.5789, 0.5273]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09418759748223238
step:  56
running loss:  0.0016819213836112925
Train Steps: 56/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6676, 0.4368, 0.8900, 0.4799, 0.3935, 0.3156, 0.6512, 0.5184],
        [0.7548, 0.4830, 0.8803, 0.5309, 0.3699, 0.3366, 0.6227, 0.5090],
        [0.6117, 0.3932, 0.8814, 0.4646, 0.4048, 0.4646, 0.6164, 0.5311],
        [0.5857, 0.3969, 0.8048, 0.2933, 0.3470, 0.3339, 0.6369, 0.5901],
        [0.6177, 0.4172, 0.8760, 0.3511, 0.3644, 0.4374, 0.6449, 0.5348],
        [0.6561, 0.4186, 0.8780, 0.5503, 0.3889, 0.4274, 0.5882, 0.5325],
        [0.6282, 0.4230, 0.7384, 0.2648, 0.3612, 0.2285, 0.5473, 0.5478],
        [0.6170, 0.4053, 0.7809, 0.3479, 0.3499, 0.3602, 0.5553, 0.5295]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09527627841453068
step:  57
running loss:  0.001671513656395275
Train Steps: 57/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6256, 0.4199, 0.8638, 0.5800, 0.3987, 0.4383, 0.5600, 0.5950],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5923, 0.3882, 0.7885, 0.2782, 0.3581, 0.2975, 0.6219, 0.5589],
        [0.6705, 0.4474, 0.8350, 0.2856, 0.4068, 0.2243, 0.6166, 0.4929],
        [0.6653, 0.4542, 0.8764, 0.4276, 0.3875, 0.5155, 0.6295, 0.5115],
        [0.6140, 0.4167, 0.8751, 0.5256, 0.3806, 0.4165, 0.5473, 0.5524],
        [0.6482, 0.4520, 0.8684, 0.3917, 0.3614, 0.3510, 0.5551, 0.5411],
        [0.7469, 0.4962, 0.7565, 0.2374, 0.4311, 0.1452, 0.5950, 0.5401],
        [0.6686, 0.4340, 0.8478, 0.5763, 0.3875, 0.4165, 0.5866, 0.6031],
        [0.5929, 0.3802, 0.9192, 0.4869, 0.3647, 0.4593, 0.6552, 0.5192]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6256, 0.4199, 0.8637, 0.5800, 0.3988, 0.4383, 0.5600, 0.5950],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09628399272332899
step:  58
running loss:  0.0016600688400573965
 Train Steps: 58/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6687, 0.4266, 0.8866, 0.5246, 0.3931, 0.4508, 0.5781, 0.4987],
        [0.5809, 0.3803, 0.8802, 0.4642, 0.4092, 0.5018, 0.6329, 0.5567],
        [0.6141, 0.4125, 0.8633, 0.4633, 0.4655, 0.4415, 0.5980, 0.5629],
        [0.6745, 0.4543, 0.8192, 0.3643, 0.3462, 0.3749, 0.5754, 0.5205],
        [0.6390, 0.4397, 0.8338, 0.3683, 0.3432, 0.4207, 0.5815, 0.5846],
        [0.6567, 0.4287, 0.8254, 0.2548, 0.4760, 0.1247, 0.6478, 0.5078],
        [0.6230, 0.4060, 0.8469, 0.4417, 0.3595, 0.3145, 0.5798, 0.5405],
        [0.7041, 0.4520, 0.8424, 0.3891, 0.3473, 0.3727, 0.5912, 0.5173]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09704984255949967
step:  59
running loss:  0.0016449125857542317
Train Steps: 59/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5524, 0.3684, 0.8810, 0.5297, 0.5100, 0.4835, 0.5320, 0.5300],
        [0.5466, 0.3586, 0.8001, 0.3506, 0.3732, 0.2584, 0.5257, 0.5388],
        [0.6086, 0.3828, 0.8570, 0.3213, 0.3544, 0.3979, 0.5820, 0.5188],
        [0.6513, 0.4311, 0.8822, 0.5697, 0.4222, 0.5225, 0.6060, 0.5511],
        [0.6884, 0.4478, 0.8747, 0.5551, 0.4310, 0.4643, 0.5607, 0.5479],
        [0.8111, 0.5159, 0.7555, 0.2227, 0.4257, 0.2197, 0.5950, 0.4980],
        [0.6200, 0.4054, 0.7956, 0.2775, 0.3638, 0.3102, 0.5975, 0.5639],
        [0.5884, 0.3865, 0.7129, 0.2693, 0.3853, 0.2834, 0.5373, 0.5499]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0983880981511902
step:  60
running loss:  0.00163980163585317
Train Steps: 60/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5544, 0.3590, 0.8481, 0.2554, 0.5409, 0.2350, 0.6758, 0.5367],
        [0.2139, 0.1506, 0.7774, 0.2641, 0.4452, 0.2224, 0.5098, 0.5522],
        [0.7379, 0.4704, 0.8540, 0.4256, 0.3654, 0.3925, 0.4794, 0.5282],
        [0.5526, 0.3593, 0.7588, 0.2905, 0.4331, 0.2762, 0.5581, 0.5591],
        [0.6221, 0.4242, 0.8964, 0.5445, 0.4330, 0.5784, 0.5897, 0.5532],
        [0.5752, 0.3930, 0.8614, 0.3583, 0.3594, 0.4973, 0.6189, 0.5515],
        [0.7502, 0.4973, 0.8014, 0.4046, 0.3410, 0.4333, 0.5064, 0.5422],
        [0.7757, 0.5141, 0.7650, 0.2587, 0.4693, 0.2058, 0.5800, 0.5271]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10155432714964263
step:  61
running loss:  0.001664825035240043
Train Steps: 61/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7333, 0.5004, 0.7735, 0.3322, 0.3780, 0.3378, 0.4660, 0.5727],
        [0.7130, 0.4630, 0.7946, 0.3756, 0.3519, 0.4460, 0.5214, 0.5315],
        [0.3009, 0.2057, 0.8649, 0.3455, 0.5145, 0.2872, 0.6320, 0.5746],
        [0.7436, 0.4856, 0.8686, 0.3659, 0.4083, 0.3257, 0.5701, 0.5233],
        [0.2093, 0.1384, 0.6915, 0.2328, 0.4616, 0.2953, 0.5221, 0.5782],
        [0.6982, 0.4350, 0.7919, 0.3409, 0.4342, 0.2717, 0.4762, 0.5167],
        [0.8061, 0.5239, 0.8521, 0.3967, 0.3773, 0.4158, 0.5907, 0.5020],
        [0.1672, 0.1115, 0.8612, 0.2978, 0.4808, 0.3562, 0.6760, 0.5824]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0064, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0064, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10794588641147129
step:  62
running loss:  0.0017410626840559885
 Train Steps: 62/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6443, 0.3973, 0.9186, 0.4363, 0.3844, 0.4203, 0.6107, 0.5025],
        [0.5870, 0.3576, 0.9018, 0.4988, 0.3745, 0.4480, 0.5780, 0.5176],
        [0.6250, 0.4147, 0.7870, 0.4136, 0.3721, 0.3787, 0.5733, 0.5922],
        [0.5771, 0.3501, 0.8886, 0.4988, 0.4560, 0.5279, 0.5326, 0.5574],
        [0.1619, 0.0922, 0.7203, 0.2126, 0.4333, 0.2041, 0.5526, 0.5699],
        [0.4896, 0.3245, 0.9115, 0.4716, 0.4796, 0.5833, 0.5782, 0.5692],
        [0.5880, 0.3797, 0.8613, 0.4694, 0.4195, 0.5210, 0.5192, 0.5485],
        [0.6626, 0.4191, 0.7250, 0.2456, 0.4148, 0.2477, 0.5574, 0.5377]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1094864918559324
step:  63
running loss:  0.001737880823110038
Train Steps: 63/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5513, 0.3592, 0.8662, 0.3485, 0.3772, 0.3205, 0.5762, 0.5387],
        [0.4817, 0.3048, 0.8697, 0.5463, 0.3880, 0.4739, 0.5632, 0.5283],
        [0.5399, 0.3348, 0.9029, 0.4546, 0.4078, 0.5403, 0.5872, 0.5457],
        [0.4647, 0.2731, 0.7782, 0.2394, 0.4507, 0.1822, 0.5812, 0.5226],
        [0.5025, 0.3091, 0.8910, 0.4677, 0.4300, 0.5890, 0.6320, 0.5428],
        [0.5606, 0.3719, 0.8676, 0.5222, 0.4119, 0.4951, 0.6652, 0.5893],
        [0.4988, 0.3030, 0.7705, 0.3064, 0.3635, 0.3410, 0.5255, 0.5430],
        [0.4922, 0.3373, 0.8392, 0.3999, 0.3699, 0.3585, 0.5458, 0.5868]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11233921625535004
step:  64
running loss:  0.0017553002539898444
Train Steps: 64/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4944, 0.3168, 0.8474, 0.5816, 0.4411, 0.4373, 0.5721, 0.5677],
        [0.5039, 0.3218, 0.8871, 0.5070, 0.4029, 0.5259, 0.5760, 0.5276],
        [0.4978, 0.3210, 0.7504, 0.2609, 0.4081, 0.2607, 0.6218, 0.6058],
        [0.5300, 0.3422, 0.7354, 0.2737, 0.3297, 0.3932, 0.5870, 0.5635],
        [0.4631, 0.3005, 0.8866, 0.3447, 0.4234, 0.2134, 0.6178, 0.4854],
        [0.5129, 0.3247, 0.8528, 0.3257, 0.3440, 0.3944, 0.5765, 0.5320],
        [0.4362, 0.2714, 0.8773, 0.4883, 0.3986, 0.4727, 0.5806, 0.5211],
        [0.4654, 0.2932, 0.8854, 0.3447, 0.3446, 0.4048, 0.6510, 0.5646]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11592077181558125
step:  65
running loss:  0.0017833964894704807
Train Steps: 65/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5804,  0.3857,  0.8771,  0.5844,  0.3679,  0.4868,  0.6360,  0.5012],
        [-0.0425, -0.0367,  0.8551,  0.2400,  0.4732,  0.2295,  0.6997,  0.5585],
        [ 0.5929,  0.4005,  0.8401,  0.5809,  0.3690,  0.4718,  0.5810,  0.5505],
        [ 0.5663,  0.3888,  0.7067,  0.2198,  0.3865,  0.2174,  0.5131,  0.5074],
        [ 0.5684,  0.3669,  0.8644,  0.3607,  0.3334,  0.3551,  0.5328,  0.5657],
        [ 0.5612,  0.3696,  0.8814,  0.4700,  0.3682,  0.4813,  0.6840,  0.5249],
        [ 0.4214,  0.2801,  0.7307,  0.2213,  0.4080,  0.1993,  0.5412,  0.5526],
        [ 0.5440,  0.3590,  0.7677,  0.2257,  0.3728,  0.2917,  0.5940,  0.5315]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11747965749236755
step:  66
running loss:  0.0017799948104904174
 Train Steps: 66/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6205, 0.4062, 0.8337, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6251, 0.4033, 0.8557, 0.5007, 0.3239, 0.3519, 0.5428, 0.5372],
        [0.6137, 0.4180, 0.8449, 0.5570, 0.3967, 0.4510, 0.5643, 0.5701],
        [0.5641, 0.3861, 0.8715, 0.4379, 0.3183, 0.4774, 0.6737, 0.5093],
        [0.5425, 0.3741, 0.7356, 0.3609, 0.3198, 0.3816, 0.5545, 0.5847],
        [0.3630, 0.2469, 0.8479, 0.2203, 0.5101, 0.2250, 0.7429, 0.5562],
        [0.5277, 0.3549, 0.7876, 0.2757, 0.3350, 0.4166, 0.6158, 0.5284],
        [0.5695, 0.3940, 0.8755, 0.4750, 0.3733, 0.5183, 0.6559, 0.5532],
        [0.4964, 0.3130, 0.7487, 0.1767, 0.4193, 0.1578, 0.6286, 0.4901]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6205, 0.4062, 0.8338, 0.2683, 0.3675, 0.4283, 0.6338, 0.5250],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1202581440738868
step:  67
running loss:  0.001794897672744579
Train Steps: 67/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6612, 0.4562, 0.8680, 0.4165, 0.4319, 0.5259, 0.6222, 0.5346],
        [0.5574, 0.3880, 0.8802, 0.4529, 0.4421, 0.5177, 0.6578, 0.5421],
        [0.5582, 0.3715, 0.8900, 0.4436, 0.3643, 0.3686, 0.6026, 0.5147],
        [0.5936, 0.4037, 0.8495, 0.4358, 0.3438, 0.3282, 0.5475, 0.5556],
        [0.5840, 0.4030, 0.7509, 0.2079, 0.3725, 0.2356, 0.6260, 0.4932],
        [0.4665, 0.3168, 0.7085, 0.2098, 0.3752, 0.2044, 0.5738, 0.5676],
        [0.6158, 0.4249, 0.7574, 0.3089, 0.3399, 0.4049, 0.5947, 0.5401],
        [0.5303, 0.3628, 0.7998, 0.4980, 0.3657, 0.4049, 0.6914, 0.5614]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12180890384479426
step:  68
running loss:  0.0017913074094822684
Train Steps: 68/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6241, 0.4234, 0.8645, 0.3934, 0.3759, 0.5098, 0.5802, 0.5197],
        [0.6142, 0.4060, 0.7109, 0.2683, 0.4481, 0.1873, 0.5449, 0.5926],
        [0.5609, 0.3858, 0.8440, 0.4253, 0.4511, 0.4539, 0.5817, 0.5489],
        [0.6234, 0.4384, 0.8018, 0.4867, 0.4361, 0.4341, 0.5862, 0.5596],
        [0.5419, 0.3619, 0.8450, 0.2001, 0.4939, 0.2217, 0.7119, 0.5358],
        [0.6548, 0.4339, 0.8147, 0.5305, 0.3407, 0.3900, 0.5933, 0.4804],
        [0.6723, 0.4529, 0.8368, 0.3916, 0.3305, 0.3355, 0.6153, 0.4993],
        [0.6250, 0.4366, 0.8396, 0.3740, 0.4185, 0.5401, 0.6053, 0.5594]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12344274375936948
step:  69
running loss:  0.00178902527187492
Train Steps: 69/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7387, 0.4992, 0.8326, 0.3715, 0.3934, 0.5256, 0.6269, 0.5265],
        [0.6438, 0.4278, 0.9021, 0.3559, 0.4733, 0.2499, 0.6971, 0.5084],
        [0.6759, 0.4547, 0.8371, 0.5015, 0.4044, 0.4597, 0.6859, 0.5400],
        [0.6668, 0.4625, 0.8443, 0.4836, 0.4699, 0.4555, 0.5151, 0.5617],
        [0.5322, 0.3633, 0.7571, 0.2769, 0.3974, 0.3349, 0.5683, 0.5541],
        [0.6474, 0.4479, 0.8151, 0.3181, 0.3610, 0.4445, 0.6198, 0.5369],
        [0.6664, 0.4622, 0.8580, 0.4708, 0.4462, 0.5022, 0.6261, 0.5201],
        [0.7322, 0.4684, 0.8168, 0.2213, 0.4268, 0.2554, 0.6238, 0.4816]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12500527323572896
step:  70
running loss:  0.0017857896176532708
 Train Steps: 70/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6740, 0.4580, 0.7269, 0.2416, 0.3939, 0.2809, 0.5639, 0.5228],
        [0.6931, 0.4447, 0.8656, 0.4627, 0.3803, 0.4282, 0.6171, 0.5161],
        [0.7225, 0.4748, 0.7947, 0.3181, 0.3930, 0.2757, 0.5183, 0.5355],
        [0.7884, 0.5138, 0.8540, 0.5704, 0.4757, 0.4530, 0.5667, 0.5913],
        [0.7516, 0.4976, 0.8647, 0.4521, 0.4303, 0.4952, 0.5614, 0.5281],
        [0.2397, 0.1529, 0.8816, 0.2423, 0.5373, 0.2346, 0.7495, 0.5470],
        [0.7616, 0.5046, 0.8529, 0.5398, 0.4444, 0.4879, 0.6154, 0.5691],
        [0.7566, 0.5095, 0.8891, 0.4354, 0.4529, 0.5162, 0.6032, 0.5257]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1288923279789742
step:  71
running loss:  0.0018153849011123128
Train Steps: 71/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6854, 0.4290, 0.8553, 0.5348, 0.4771, 0.5437, 0.5710, 0.5228],
        [0.7214, 0.4744, 0.7999, 0.2458, 0.4623, 0.2501, 0.6241, 0.5392],
        [0.6655, 0.4104, 0.8681, 0.3181, 0.4673, 0.2397, 0.6046, 0.5253],
        [0.7321, 0.4662, 0.8887, 0.5671, 0.4110, 0.4492, 0.5422, 0.5732],
        [0.5737, 0.3805, 0.8622, 0.3099, 0.5229, 0.3049, 0.6988, 0.5457],
        [0.6894, 0.4463, 0.8710, 0.4764, 0.4769, 0.5825, 0.5848, 0.5603],
        [0.7157, 0.4586, 0.8985, 0.4550, 0.4095, 0.4748, 0.6335, 0.5365],
        [0.6618, 0.4263, 0.8856, 0.5448, 0.3901, 0.4869, 0.5635, 0.5772]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1301426654390525
step:  72
running loss:  0.0018075370199868404
Train Steps: 72/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6557, 0.4289, 0.8310, 0.4977, 0.4275, 0.3516, 0.5835, 0.6059],
        [0.6078, 0.3892, 0.8621, 0.5863, 0.4557, 0.5347, 0.6241, 0.6111],
        [0.6815, 0.4376, 0.8850, 0.4496, 0.4109, 0.5026, 0.5828, 0.5285],
        [0.6125, 0.3737, 0.9020, 0.4991, 0.4120, 0.4265, 0.5849, 0.5473],
        [0.7450, 0.4814, 0.8346, 0.2803, 0.4986, 0.2320, 0.6264, 0.5490],
        [0.6894, 0.4417, 0.8345, 0.4276, 0.3791, 0.4259, 0.5487, 0.5544],
        [0.6251, 0.3859, 0.8485, 0.2816, 0.4423, 0.3012, 0.6581, 0.5162],
        [0.6389, 0.3790, 0.8842, 0.4048, 0.3998, 0.4133, 0.5169, 0.5496]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13164239979232661
step:  73
running loss:  0.0018033205451003646
Train Steps: 73/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7152, 0.4496, 0.8840, 0.5291, 0.4344, 0.5146, 0.5446, 0.5550],
        [0.2075, 0.1350, 0.8997, 0.3122, 0.5219, 0.2621, 0.7280, 0.5755],
        [0.7042, 0.4605, 0.8933, 0.3257, 0.4916, 0.2425, 0.6603, 0.5587],
        [0.7824, 0.4959, 0.8963, 0.5029, 0.3762, 0.4046, 0.5804, 0.6031],
        [0.7340, 0.4657, 0.8780, 0.5537, 0.4509, 0.5468, 0.5906, 0.5369],
        [0.2747, 0.1706, 0.8041, 0.3679, 0.4138, 0.2918, 0.5423, 0.6006],
        [0.7430, 0.4759, 0.8953, 0.5835, 0.3869, 0.4296, 0.5988, 0.5045],
        [0.7167, 0.4848, 0.8927, 0.4600, 0.3611, 0.4525, 0.5368, 0.5691]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0047, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0047, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13630416334490292
step:  74
running loss:  0.001841948153309499
 Train Steps: 74/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0903, 0.0535, 0.9101, 0.3129, 0.5345, 0.2583, 0.7578, 0.5770],
        [0.6861, 0.4237, 0.9318, 0.5016, 0.4171, 0.6002, 0.6311, 0.5333],
        [0.6454, 0.4002, 0.8520, 0.3570, 0.4135, 0.2628, 0.6123, 0.5308],
        [0.6206, 0.4030, 0.8520, 0.3886, 0.3837, 0.2987, 0.5037, 0.5705],
        [0.6418, 0.3951, 0.8160, 0.2760, 0.4705, 0.2130, 0.6188, 0.5424],
        [0.6373, 0.3980, 0.8801, 0.6439, 0.4178, 0.4880, 0.5721, 0.6193],
        [0.6372, 0.4049, 0.8112, 0.4223, 0.3590, 0.3866, 0.5287, 0.5580],
        [0.6187, 0.3832, 0.9024, 0.5265, 0.3736, 0.4140, 0.5123, 0.5496]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13764630918740295
step:  75
running loss:  0.001835284122498706
Train Steps: 75/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6749, 0.4133, 0.8857, 0.2980, 0.4145, 0.2898, 0.6248, 0.5178],
        [0.1693, 0.0882, 0.9349, 0.3785, 0.5117, 0.2394, 0.6746, 0.5773],
        [0.7113, 0.4677, 0.8635, 0.3449, 0.4212, 0.2230, 0.5482, 0.5491],
        [0.6812, 0.4329, 0.9257, 0.5342, 0.3713, 0.3869, 0.5587, 0.6029],
        [0.1745, 0.1099, 0.7082, 0.3025, 0.4149, 0.2373, 0.5410, 0.5802],
        [0.6236, 0.4131, 0.7854, 0.2501, 0.4213, 0.2076, 0.5841, 0.5242],
        [0.0469, 0.0247, 0.7511, 0.2891, 0.4237, 0.2496, 0.5318, 0.5650],
        [0.7042, 0.4386, 0.9340, 0.5136, 0.3466, 0.3730, 0.6089, 0.5196]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14028748925193213
step:  76
running loss:  0.0018458880164727912
Train Steps: 76/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5165, 0.3344, 0.8865, 0.3937, 0.3729, 0.2577, 0.5661, 0.4983],
        [0.5008, 0.3059, 0.8650, 0.5040, 0.4121, 0.4633, 0.5061, 0.5278],
        [0.5801, 0.3869, 0.8603, 0.5037, 0.3318, 0.3774, 0.5080, 0.5630],
        [0.4800, 0.3126, 0.8583, 0.4781, 0.3460, 0.3829, 0.5058, 0.5076],
        [0.0449, 0.0263, 0.9105, 0.3653, 0.4914, 0.2295, 0.6939, 0.5560],
        [0.5305, 0.3265, 0.8573, 0.3543, 0.3323, 0.3917, 0.5863, 0.5516],
        [0.5581, 0.3568, 0.8780, 0.3115, 0.4651, 0.2026, 0.6345, 0.5329],
        [0.5063, 0.3323, 0.8051, 0.5204, 0.3592, 0.4526, 0.6360, 0.5617]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14280669260188006
step:  77
running loss:  0.0018546323714529879
Train Steps: 77/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5059, 0.3345, 0.7602, 0.2278, 0.3854, 0.2539, 0.6262, 0.5230],
        [0.4361, 0.2765, 0.8633, 0.4468, 0.4724, 0.5165, 0.5810, 0.5478],
        [0.4907, 0.3082, 0.9063, 0.4370, 0.3787, 0.3822, 0.5449, 0.5404],
        [0.4585, 0.2929, 0.8790, 0.5238, 0.3940, 0.4032, 0.4904, 0.5269],
        [0.4985, 0.3049, 0.9053, 0.4899, 0.3699, 0.3515, 0.6380, 0.5238],
        [0.4820, 0.3069, 0.8524, 0.5386, 0.3745, 0.4547, 0.6722, 0.5328],
        [0.5487, 0.3470, 0.7873, 0.2789, 0.3601, 0.3334, 0.6035, 0.5362],
        [0.4773, 0.2953, 0.8434, 0.4209, 0.3548, 0.3967, 0.5461, 0.5606]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.14673250037594698
step:  78
running loss:  0.0018811859022557305
 Train Steps: 78/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4087, 0.2881, 0.8793, 0.3682, 0.3442, 0.2797, 0.6288, 0.5055],
        [0.4526, 0.2877, 0.8537, 0.5116, 0.3869, 0.4292, 0.5877, 0.5334],
        [0.4888, 0.3502, 0.7298, 0.2433, 0.3949, 0.1769, 0.5642, 0.5608],
        [0.4653, 0.2900, 0.8206, 0.5220, 0.3491, 0.4446, 0.6688, 0.4878],
        [0.4368, 0.2940, 0.8106, 0.4830, 0.4568, 0.4552, 0.5322, 0.5297],
        [0.4606, 0.2997, 0.7351, 0.3265, 0.3292, 0.3455, 0.5507, 0.5565],
        [0.4449, 0.2896, 0.8538, 0.3646, 0.3796, 0.5156, 0.5988, 0.5139],
        [0.4937, 0.3109, 0.8220, 0.1960, 0.3931, 0.2451, 0.6621, 0.4891]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0059, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0059, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15266501865698956
step:  79
running loss:  0.0019324685905948045
Train Steps: 79/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5307, 0.3548, 0.7096, 0.2187, 0.4055, 0.2188, 0.5669, 0.5435],
        [0.4671, 0.3458, 0.8251, 0.3786, 0.3618, 0.3229, 0.5673, 0.5475],
        [0.4901, 0.3563, 0.7372, 0.1861, 0.4123, 0.2281, 0.6333, 0.5263],
        [0.0950, 0.0853, 0.7791, 0.2953, 0.3558, 0.3173, 0.5706, 0.5129],
        [0.5282, 0.3683, 0.6496, 0.2782, 0.3489, 0.2879, 0.5350, 0.5610],
        [0.5229, 0.3438, 0.8743, 0.4487, 0.3905, 0.4842, 0.6071, 0.5113],
        [0.4942, 0.3315, 0.7959, 0.2371, 0.3885, 0.2666, 0.6473, 0.4877],
        [0.5228, 0.3476, 0.7379, 0.1952, 0.3836, 0.2282, 0.6192, 0.5012]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15501353502622806
step:  80
running loss:  0.0019376691878278506
Train Steps: 80/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6282, 0.4381, 0.8355, 0.2734, 0.3580, 0.4126, 0.6383, 0.5545],
        [0.6837, 0.4846, 0.7717, 0.3039, 0.3803, 0.3083, 0.5922, 0.5750],
        [0.0733, 0.0855, 0.7373, 0.2484, 0.3598, 0.3237, 0.5362, 0.5699],
        [0.6103, 0.4397, 0.8611, 0.3480, 0.3714, 0.3243, 0.5854, 0.5111],
        [0.6272, 0.4369, 0.8275, 0.4628, 0.3831, 0.4366, 0.6994, 0.5166],
        [0.0427, 0.0495, 0.7091, 0.1944, 0.4089, 0.2482, 0.5838, 0.5537],
        [0.6725, 0.4609, 0.7970, 0.5225, 0.3743, 0.5087, 0.5892, 0.4707],
        [0.5609, 0.4096, 0.6612, 0.1675, 0.4200, 0.2040, 0.5145, 0.5588]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15654646544135176
step:  81
running loss:  0.0019326724128561946
Train Steps: 81/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6120, 0.4161, 0.8576, 0.3980, 0.3587, 0.5396, 0.7251, 0.5467],
        [0.5780, 0.4041, 0.8139, 0.4110, 0.3942, 0.5006, 0.5479, 0.5276],
        [0.6369, 0.4528, 0.6879, 0.1798, 0.3727, 0.2992, 0.6297, 0.5245],
        [0.7181, 0.4893, 0.8373, 0.4649, 0.3389, 0.4007, 0.5916, 0.5105],
        [0.6550, 0.4485, 0.8356, 0.3766, 0.3475, 0.3610, 0.6218, 0.5490],
        [0.0318, 0.0481, 0.7165, 0.2537, 0.3442, 0.3365, 0.5431, 0.5739],
        [0.6474, 0.4496, 0.7977, 0.2374, 0.4135, 0.2600, 0.5980, 0.5348],
        [0.5745, 0.4167, 0.8119, 0.4426, 0.4552, 0.4981, 0.5370, 0.5871]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1579744432528969
step:  82
running loss:  0.001926517600645084
 Train Steps: 82/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6289, 0.4397, 0.7994, 0.3143, 0.3484, 0.3620, 0.6211, 0.5480],
        [0.7012, 0.4679, 0.6978, 0.2448, 0.4033, 0.2456, 0.5379, 0.5728],
        [0.6532, 0.4595, 0.7230, 0.2023, 0.4137, 0.2560, 0.6047, 0.5566],
        [0.0559, 0.0454, 0.8784, 0.3179, 0.4937, 0.2871, 0.7252, 0.5912],
        [0.7048, 0.4770, 0.8636, 0.4523, 0.3856, 0.6014, 0.5997, 0.5220],
        [0.5908, 0.3908, 0.8337, 0.4236, 0.3456, 0.4994, 0.6183, 0.5246],
        [0.6762, 0.4809, 0.8649, 0.5304, 0.3847, 0.4387, 0.4774, 0.5786],
        [0.6734, 0.4679, 0.7195, 0.1926, 0.3988, 0.2341, 0.5801, 0.5138]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15900916929240339
step:  83
running loss:  0.0019157731240048602
Train Steps: 83/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6739, 0.4526, 0.8910, 0.4254, 0.4190, 0.5681, 0.5595, 0.5604],
        [0.6833, 0.4371, 0.8709, 0.4826, 0.3629, 0.4658, 0.6200, 0.5308],
        [0.6546, 0.4241, 0.8739, 0.4820, 0.4487, 0.5598, 0.6135, 0.5418],
        [0.6296, 0.4391, 0.8380, 0.3504, 0.3509, 0.4107, 0.5820, 0.6039],
        [0.5579, 0.3854, 0.7547, 0.2289, 0.4464, 0.1491, 0.5852, 0.5591],
        [0.6199, 0.3966, 0.8858, 0.4370, 0.4615, 0.5330, 0.6153, 0.5827],
        [0.6631, 0.4274, 0.7721, 0.4041, 0.3427, 0.4250, 0.5122, 0.5284],
        [0.5237, 0.3468, 0.7270, 0.3245, 0.3668, 0.2981, 0.5689, 0.5847]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.15980508815846406
step:  84
running loss:  0.0019024415256960008
Train Steps: 84/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6171, 0.3926, 0.8730, 0.5601, 0.3915, 0.4549, 0.5773, 0.5414],
        [0.6341, 0.4047, 0.7808, 0.2310, 0.4821, 0.1496, 0.5899, 0.5704],
        [0.7446, 0.4741, 0.8923, 0.5481, 0.3716, 0.4588, 0.5961, 0.5184],
        [0.6517, 0.4116, 0.7889, 0.2948, 0.3571, 0.4012, 0.5962, 0.5773],
        [0.6654, 0.4209, 0.9023, 0.4934, 0.4563, 0.5767, 0.6043, 0.5427],
        [0.6486, 0.4106, 0.8826, 0.4646, 0.3893, 0.5222, 0.5684, 0.5229],
        [0.7261, 0.4736, 0.8319, 0.5206, 0.3985, 0.4609, 0.5244, 0.5686],
        [0.6244, 0.3855, 0.9119, 0.4555, 0.4923, 0.5583, 0.5995, 0.5956]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16067833415581845
step:  85
running loss:  0.0018903333430096288
Train Steps: 85/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6802, 0.4376, 0.7374, 0.3089, 0.3743, 0.2980, 0.5208, 0.5690],
        [0.4057, 0.2461, 0.7853, 0.2706, 0.4651, 0.2423, 0.5779, 0.5631],
        [0.6088, 0.3779, 0.9175, 0.5766, 0.4961, 0.5800, 0.5669, 0.5666],
        [0.7017, 0.4283, 0.7751, 0.2334, 0.4296, 0.2204, 0.5703, 0.5378],
        [0.6362, 0.3832, 0.8968, 0.5974, 0.4216, 0.5279, 0.6449, 0.5289],
        [0.6274, 0.3839, 0.9022, 0.5466, 0.4141, 0.4581, 0.5066, 0.5398],
        [0.6415, 0.3878, 0.8510, 0.3102, 0.4527, 0.2484, 0.6664, 0.5180],
        [0.7252, 0.4803, 0.9016, 0.4021, 0.3710, 0.4009, 0.5595, 0.5757]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0025, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1631579902896192
step:  86
running loss:  0.0018971859336002232
 Train Steps: 86/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 6.5615e-01,  4.3238e-01,  8.7637e-01,  3.0122e-01,  4.6985e-01,
          2.7266e-01,  6.8688e-01,  5.6284e-01],
        [ 5.5656e-02, -1.0218e-04,  7.6715e-01,  2.8529e-01,  4.1903e-01,
          2.4294e-01,  5.3250e-01,  5.5664e-01],
        [ 7.3798e-01,  4.6379e-01,  8.9042e-01,  3.5780e-01,  4.6348e-01,
          2.0265e-01,  5.6376e-01,  5.0279e-01],
        [ 8.2466e-01,  5.1510e-01,  8.9817e-01,  5.4252e-01,  4.8617e-01,
          4.8849e-01,  5.3407e-01,  5.4021e-01],
        [ 7.7672e-01,  4.9967e-01,  7.5344e-01,  2.7726e-01,  3.9371e-01,
          2.8717e-01,  6.0870e-01,  5.4520e-01],
        [ 7.9712e-01,  4.9606e-01,  9.1677e-01,  5.0082e-01,  4.2626e-01,
          5.5632e-01,  5.9605e-01,  5.7758e-01],
        [ 6.8887e-02,  1.3605e-02,  8.0388e-01,  2.7323e-01,  4.5281e-01,
          1.8833e-01,  5.1119e-01,  5.3303e-01],
        [ 7.6316e-01,  4.6732e-01,  8.8208e-01,  5.5342e-01,  4.2469e-01,
          5.1457e-01,  6.1878e-01,  5.2243e-01]], device='cuda:0',
       grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0033, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16645036087720655
step:  87
running loss:  0.001913222538818466
Train Steps: 87/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6109, 0.3798, 0.9016, 0.5194, 0.4766, 0.5684, 0.6182, 0.5540],
        [0.6222, 0.3921, 0.7879, 0.2932, 0.4149, 0.2974, 0.6207, 0.5324],
        [0.5676, 0.3614, 0.8883, 0.5625, 0.4245, 0.5565, 0.7536, 0.5352],
        [0.5486, 0.3695, 0.8816, 0.4359, 0.3645, 0.3880, 0.5915, 0.5291],
        [0.5466, 0.3531, 0.8790, 0.4196, 0.4184, 0.3233, 0.5451, 0.5796],
        [0.5856, 0.3652, 0.7095, 0.2472, 0.4402, 0.1400, 0.5354, 0.5184],
        [0.6644, 0.4115, 0.8798, 0.4273, 0.3535, 0.3874, 0.6053, 0.5026],
        [0.5934, 0.3878, 0.8912, 0.4718, 0.4126, 0.4666, 0.5440, 0.5000]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1671832787396852
step:  88
running loss:  0.0018998099856782408
Train Steps: 88/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5255, 0.3113, 0.8251, 0.2187, 0.4319, 0.2542, 0.6413, 0.5076],
        [0.6474, 0.4166, 0.8514, 0.3105, 0.3775, 0.3558, 0.6948, 0.5177],
        [0.6135, 0.3969, 0.8811, 0.5613, 0.4470, 0.5547, 0.5503, 0.5267],
        [0.5737, 0.3469, 0.7954, 0.2748, 0.4297, 0.2041, 0.5773, 0.5026],
        [0.5767, 0.3556, 0.9012, 0.5930, 0.4184, 0.5899, 0.6142, 0.5412],
        [0.5345, 0.3243, 0.8682, 0.2854, 0.4664, 0.2013, 0.6259, 0.5182],
        [0.4622, 0.2721, 0.7097, 0.2735, 0.4363, 0.2165, 0.5343, 0.5638],
        [0.5916, 0.3473, 0.7170, 0.2494, 0.4071, 0.2011, 0.5076, 0.5404]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.16899637822643854
step:  89
running loss:  0.0018988357104094218
Train Steps: 89/90  Loss: 0.0019 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4714, 0.3092, 0.8766, 0.3644, 0.3797, 0.3765, 0.5317, 0.5521],
        [0.7109, 0.4638, 0.8667, 0.3510, 0.4728, 0.2814, 0.5916, 0.5561],
        [0.5956, 0.3719, 0.9270, 0.5358, 0.3928, 0.4968, 0.6874, 0.4935],
        [0.2441, 0.1478, 0.7006, 0.2561, 0.4080, 0.2624, 0.5646, 0.5555],
        [0.6287, 0.4122, 0.7137, 0.2069, 0.4231, 0.2120, 0.5734, 0.5442],
        [0.6276, 0.4006, 0.9260, 0.3551, 0.4172, 0.2875, 0.6585, 0.5085],
        [0.6717, 0.4245, 0.7733, 0.1955, 0.4045, 0.2666, 0.6203, 0.5008],
        [0.5436, 0.3620, 0.9240, 0.5174, 0.4223, 0.4559, 0.5638, 0.5646]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.17162802946404554
step:  90
running loss:  0.0019069781051560615
 Valid Steps: 10/10  Loss: nan 19 
--------------------------------------------------
Epoch: 4  Train Loss: 0.0019 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5069, 0.3172, 0.9035, 0.4719, 0.3578, 0.5011, 0.6231, 0.4727],
        [0.2427, 0.1428, 0.7823, 0.2831, 0.3590, 0.3039, 0.5319, 0.5369],
        [0.4679, 0.2951, 0.8326, 0.2327, 0.5136, 0.2198, 0.6668, 0.5393],
        [0.6167, 0.3997, 0.7749, 0.2314, 0.4379, 0.2040, 0.6198, 0.5140],
        [0.6602, 0.4364, 0.8328, 0.2305, 0.4575, 0.1908, 0.6440, 0.5086],
        [0.6117, 0.3958, 0.7204, 0.2080, 0.3732, 0.2822, 0.5813, 0.5445],
        [0.6157, 0.3828, 0.7254, 0.2383, 0.3530, 0.3197, 0.6175, 0.5472],
        [0.6747, 0.4466, 0.8350, 0.2806, 0.4019, 0.2544, 0.5892, 0.5197]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002571904333308339
step:  1
running loss:  0.002571904333308339
Train Steps: 1/90  Loss: 0.0026 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6312, 0.4185, 0.8692, 0.4429, 0.4182, 0.4553, 0.5748, 0.5425],
        [0.5685, 0.3769, 0.8712, 0.5344, 0.3641, 0.4595, 0.6565, 0.5075],
        [0.4979, 0.3211, 0.7142, 0.2441, 0.3522, 0.2886, 0.5398, 0.5386],
        [0.6197, 0.4256, 0.8434, 0.2249, 0.4742, 0.1780, 0.6291, 0.4914],
        [0.6333, 0.4119, 0.7307, 0.1883, 0.3516, 0.2513, 0.6118, 0.5479],
        [0.5472, 0.3613, 0.8589, 0.4923, 0.3900, 0.4429, 0.6165, 0.5297],
        [0.6158, 0.4280, 0.8171, 0.2819, 0.3469, 0.3697, 0.5905, 0.5223],
        [0.6046, 0.4057, 0.7983, 0.3157, 0.3680, 0.2756, 0.5851, 0.5720]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.003422100911848247
step:  2
running loss:  0.0017110504559241235
Train Steps: 2/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5767, 0.4007, 0.8143, 0.3931, 0.3484, 0.3931, 0.5638, 0.5402],
        [0.5164, 0.3594, 0.7774, 0.3241, 0.3213, 0.3582, 0.5171, 0.5565],
        [0.5055, 0.3489, 0.8258, 0.2838, 0.3339, 0.3657, 0.5966, 0.5359],
        [0.5999, 0.4185, 0.8611, 0.4580, 0.3542, 0.3977, 0.5300, 0.5404],
        [0.5769, 0.4194, 0.8771, 0.4247, 0.4371, 0.5407, 0.5959, 0.5125],
        [0.5649, 0.3986, 0.8371, 0.3267, 0.3532, 0.2654, 0.6139, 0.5156],
        [0.6567, 0.4417, 0.8134, 0.2386, 0.4005, 0.2341, 0.6993, 0.5478],
        [0.6901, 0.4905, 0.7182, 0.2260, 0.4397, 0.1728, 0.5948, 0.5641]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004888763302005827
step:  3
running loss:  0.0016295877673352759
Train Steps: 3/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6569, 0.4591, 0.8035, 0.2211, 0.4456, 0.1612, 0.6344, 0.5325],
        [0.0221, 0.0467, 0.7281, 0.2313, 0.3881, 0.1999, 0.4928, 0.5521],
        [0.5861, 0.4172, 0.8259, 0.5173, 0.3827, 0.4669, 0.5640, 0.5321],
        [0.6071, 0.4254, 0.7368, 0.2558, 0.3392, 0.2520, 0.5336, 0.5193],
        [0.6452, 0.4404, 0.7274, 0.2249, 0.4207, 0.1520, 0.5773, 0.5537],
        [0.6508, 0.4609, 0.8622, 0.3731, 0.3328, 0.3513, 0.6068, 0.5783],
        [0.5856, 0.4143, 0.8582, 0.4284, 0.4329, 0.4699, 0.5170, 0.5379],
        [0.6478, 0.4482, 0.7278, 0.1706, 0.4110, 0.1783, 0.5851, 0.5236]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005824644234962761
step:  4
running loss:  0.0014561610587406904
 Train Steps: 4/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6226, 0.4463, 0.8285, 0.5319, 0.3688, 0.4619, 0.6373, 0.5457],
        [0.6219, 0.4211, 0.8754, 0.4207, 0.3663, 0.4380, 0.6535, 0.5222],
        [0.6355, 0.4175, 0.7015, 0.2082, 0.3690, 0.2846, 0.5753, 0.5700],
        [0.5749, 0.4067, 0.8070, 0.4229, 0.3914, 0.4444, 0.5041, 0.5446],
        [0.5692, 0.3908, 0.7660, 0.3264, 0.3533, 0.3449, 0.5118, 0.5689],
        [0.6845, 0.4591, 0.8447, 0.4739, 0.4148, 0.4918, 0.5787, 0.5144],
        [0.6625, 0.4511, 0.9037, 0.4784, 0.3745, 0.3178, 0.5695, 0.4884],
        [0.5560, 0.3884, 0.8544, 0.3927, 0.4004, 0.3863, 0.4718, 0.5870]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0068395029520615935
step:  5
running loss:  0.0013679005904123187
Train Steps: 5/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6524, 0.4446, 0.8739, 0.4292, 0.3901, 0.5684, 0.5870, 0.5248],
        [0.7536, 0.5074, 0.8733, 0.4629, 0.3983, 0.4563, 0.5661, 0.5410],
        [0.6150, 0.4130, 0.8696, 0.4876, 0.4082, 0.5064, 0.6075, 0.4961],
        [0.1934, 0.1508, 0.6788, 0.2390, 0.4383, 0.1802, 0.4801, 0.5844],
        [0.6349, 0.4411, 0.8529, 0.4943, 0.4403, 0.4505, 0.4819, 0.5348],
        [0.6732, 0.4605, 0.8986, 0.4346, 0.3841, 0.4376, 0.6269, 0.5354],
        [0.6724, 0.4510, 0.8377, 0.5237, 0.4102, 0.4649, 0.6140, 0.5327],
        [0.6730, 0.4634, 0.6818, 0.2965, 0.3441, 0.3061, 0.5348, 0.5776]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008879333385266364
step:  6
running loss:  0.001479888897544394
Train Steps: 6/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6325, 0.4042, 0.8374, 0.5384, 0.4076, 0.5202, 0.6245, 0.5165],
        [0.5927, 0.3926, 0.8575, 0.4811, 0.4553, 0.5659, 0.5778, 0.5579],
        [0.5796, 0.3891, 0.6593, 0.2784, 0.3838, 0.2641, 0.5286, 0.5727],
        [0.5931, 0.3895, 0.8627, 0.5164, 0.4052, 0.5231, 0.5720, 0.5328],
        [0.5840, 0.3913, 0.8053, 0.4573, 0.3862, 0.4881, 0.5126, 0.5421],
        [0.5666, 0.4013, 0.8484, 0.4060, 0.3668, 0.3963, 0.5045, 0.5135],
        [0.5671, 0.3753, 0.8731, 0.3701, 0.4138, 0.2802, 0.5981, 0.5359],
        [0.6675, 0.4155, 0.8711, 0.4727, 0.3791, 0.4025, 0.6250, 0.5075]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.009341607365058735
step:  7
running loss:  0.0013345153378655336
Train Steps: 7/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5499, 0.3594, 0.8369, 0.3185, 0.4948, 0.3402, 0.6740, 0.5420],
        [0.5998, 0.3705, 0.8692, 0.4855, 0.4617, 0.6227, 0.5686, 0.5542],
        [0.5499, 0.3415, 0.7362, 0.2629, 0.4629, 0.1953, 0.5573, 0.5133],
        [0.4837, 0.2881, 0.7961, 0.2749, 0.4318, 0.2609, 0.5862, 0.5048],
        [0.6002, 0.3903, 0.7413, 0.2989, 0.4616, 0.2055, 0.5607, 0.5631],
        [0.5945, 0.3634, 0.8931, 0.4460, 0.3458, 0.4164, 0.5333, 0.5032],
        [0.5868, 0.3631, 0.8820, 0.5066, 0.3499, 0.5411, 0.6449, 0.5156],
        [0.5235, 0.3172, 0.8431, 0.4431, 0.3745, 0.3671, 0.5454, 0.5285]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011782382178353146
step:  8
running loss:  0.0014727977722941432
 Train Steps: 8/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6115, 0.3676, 0.8520, 0.5439, 0.4247, 0.5460, 0.5940, 0.4784],
        [0.6112, 0.3801, 0.8665, 0.4029, 0.3777, 0.5389, 0.6466, 0.5161],
        [0.5991, 0.3805, 0.8630, 0.4775, 0.3677, 0.4075, 0.5308, 0.5507],
        [0.5744, 0.3545, 0.8599, 0.5122, 0.3941, 0.4950, 0.6332, 0.5469],
        [0.5568, 0.3427, 0.8693, 0.3457, 0.4553, 0.2653, 0.6197, 0.5071],
        [0.6292, 0.4066, 0.8632, 0.4395, 0.3943, 0.5198, 0.5969, 0.5634],
        [0.6212, 0.3967, 0.8706, 0.5548, 0.4042, 0.3961, 0.6012, 0.5386],
        [0.5783, 0.3662, 0.8935, 0.4913, 0.3843, 0.4621, 0.6692, 0.5343]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012471756344893947
step:  9
running loss:  0.0013857507049882163
Train Steps: 9/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6371, 0.4092, 0.8337, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6793,  0.4314,  0.9187,  0.5516,  0.3941,  0.4325,  0.6246,  0.5432],
        [ 0.0100, -0.0118,  0.7616,  0.2766,  0.4076,  0.2870,  0.5129,  0.5589],
        [ 0.6446,  0.4051,  0.9034,  0.4762,  0.3717,  0.4353,  0.5629,  0.5327],
        [ 0.7062,  0.4283,  0.8897,  0.4961,  0.4185,  0.5016,  0.5951,  0.5012],
        [ 0.7383,  0.4840,  0.8713,  0.5639,  0.3891,  0.5187,  0.7153,  0.5261],
        [ 0.6300,  0.3864,  0.8894,  0.5457,  0.4119,  0.4570,  0.5903,  0.4735],
        [ 0.6149,  0.3706,  0.9511,  0.4093,  0.4241,  0.3094,  0.7230,  0.5335],
        [ 0.6544,  0.4049,  0.9248,  0.4669,  0.4432,  0.5979,  0.6524,  0.5007]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6371, 0.4092, 0.8338, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013627727428684011
step:  10
running loss:  0.001362772742868401
Train Steps: 10/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6525, 0.4029, 0.8657, 0.3708, 0.3643, 0.3567, 0.6704, 0.5558],
        [0.4966, 0.3262, 0.9405, 0.4151, 0.4271, 0.3549, 0.7339, 0.5399],
        [0.6338, 0.3980, 0.8844, 0.5107, 0.4377, 0.5056, 0.5811, 0.4925],
        [0.5620, 0.3533, 0.8747, 0.3214, 0.4716, 0.2212, 0.6513, 0.4920],
        [0.4764, 0.3062, 0.8148, 0.3349, 0.3829, 0.3372, 0.6139, 0.5654],
        [0.5407, 0.3467, 0.8335, 0.3137, 0.4079, 0.2607, 0.6321, 0.5385],
        [0.6389, 0.3857, 0.9060, 0.4683, 0.3464, 0.5044, 0.6220, 0.5043],
        [0.6267, 0.3907, 0.9125, 0.5158, 0.4654, 0.5760, 0.6488, 0.5189]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015669901302317157
step:  11
running loss:  0.0014245364820288325
Train Steps: 11/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6147, 0.4081, 0.8538, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6875, 0.4300, 0.9321, 0.4452, 0.3982, 0.4376, 0.6041, 0.5300],
        [0.1043, 0.0346, 0.9332, 0.3317, 0.5154, 0.2238, 0.6927, 0.5586],
        [0.6547, 0.4155, 0.9068, 0.4049, 0.3867, 0.5096, 0.6642, 0.5283],
        [0.6674, 0.4435, 0.9025, 0.4268, 0.3800, 0.3965, 0.5753, 0.4976],
        [0.6864, 0.4318, 0.9109, 0.3977, 0.3846, 0.3165, 0.5818, 0.5175],
        [0.7053, 0.4394, 0.9215, 0.5413, 0.3811, 0.4696, 0.6207, 0.5601],
        [0.6223, 0.3908, 0.7892, 0.2697, 0.4158, 0.2622, 0.6334, 0.5526],
        [0.6602, 0.4094, 0.8130, 0.3379, 0.4130, 0.3217, 0.6394, 0.6013]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6147, 0.4081, 0.8537, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.017088345863157883
step:  12
running loss:  0.0014240288219298236
 Train Steps: 12/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6531, 0.4223, 0.9179, 0.4122, 0.3533, 0.3904, 0.6084, 0.5556],
        [0.6554, 0.4147, 0.8955, 0.5243, 0.4580, 0.5364, 0.5704, 0.5223],
        [0.6251, 0.3943, 0.9011, 0.4907, 0.4358, 0.4927, 0.5703, 0.4922],
        [0.6102, 0.3983, 0.9248, 0.4518, 0.3971, 0.4422, 0.5567, 0.5213],
        [0.6523, 0.4251, 0.9362, 0.4552, 0.4239, 0.5249, 0.6157, 0.5596],
        [0.6320, 0.3951, 0.7458, 0.2448, 0.4413, 0.2426, 0.6295, 0.6072],
        [0.5919, 0.3868, 0.8213, 0.2366, 0.3866, 0.2564, 0.6227, 0.5115],
        [0.6126, 0.3744, 0.8217, 0.2681, 0.3642, 0.3385, 0.6378, 0.5634]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01765251744654961
step:  13
running loss:  0.001357885957426893
Train Steps: 13/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6367, 0.4247, 0.8898, 0.4514, 0.4261, 0.5047, 0.5741, 0.5611],
        [0.5919, 0.4006, 0.8134, 0.2667, 0.3914, 0.2788, 0.5439, 0.5663],
        [0.6725, 0.4472, 0.9134, 0.4913, 0.3964, 0.4697, 0.5581, 0.5180],
        [0.6398, 0.4302, 0.8322, 0.2005, 0.4468, 0.2317, 0.6397, 0.5476],
        [0.6671, 0.4439, 0.9001, 0.4696, 0.4171, 0.5686, 0.6304, 0.5652],
        [0.7045, 0.4583, 0.8897, 0.4612, 0.4242, 0.5617, 0.5993, 0.5274],
        [0.6130, 0.4137, 0.9090, 0.4562, 0.4153, 0.5455, 0.6352, 0.5445],
        [0.4926, 0.3300, 0.8518, 0.3653, 0.3680, 0.2756, 0.5241, 0.5692]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018795535230310634
step:  14
running loss:  0.0013425382307364739
Train Steps: 14/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6275, 0.4081, 0.8063, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7229, 0.4724, 0.8251, 0.5350, 0.3827, 0.4518, 0.5353, 0.5470],
        [0.6008, 0.4034, 0.6870, 0.1803, 0.3881, 0.2368, 0.5260, 0.5752],
        [0.6170, 0.4062, 0.8478, 0.3946, 0.3342, 0.5308, 0.5184, 0.5252],
        [0.6327, 0.4191, 0.8496, 0.2966, 0.4430, 0.3363, 0.6651, 0.5467],
        [0.6231, 0.4200, 0.8101, 0.1875, 0.4821, 0.1824, 0.5935, 0.4996],
        [0.5662, 0.3985, 0.7558, 0.2272, 0.4465, 0.2259, 0.5278, 0.5828],
        [0.0313, 0.0332, 0.8566, 0.1995, 0.4916, 0.2640, 0.6464, 0.5660],
        [0.6997, 0.4572, 0.8597, 0.2787, 0.4170, 0.2444, 0.5558, 0.5374]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6275, 0.4081, 0.8062, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019952477450715378
step:  15
running loss:  0.0013301651633810252
Train Steps: 15/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1825, 0.1387, 0.8564, 0.2657, 0.4663, 0.2815, 0.6554, 0.5692],
        [0.5838, 0.4080, 0.8435, 0.4816, 0.3514, 0.4680, 0.5071, 0.5772],
        [0.6640, 0.4447, 0.8520, 0.3452, 0.4214, 0.2683, 0.5725, 0.5439],
        [0.6804, 0.4549, 0.8350, 0.2710, 0.3790, 0.2731, 0.6021, 0.5237],
        [0.6128, 0.4227, 0.8599, 0.4379, 0.3931, 0.5277, 0.6612, 0.5508],
        [0.5641, 0.3913, 0.8124, 0.4318, 0.4103, 0.5226, 0.4824, 0.5051],
        [0.6186, 0.4344, 0.7072, 0.1699, 0.4006, 0.2641, 0.5666, 0.5555],
        [0.6137, 0.4181, 0.7518, 0.1825, 0.4275, 0.2110, 0.5735, 0.5496]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021972051385091618
step:  16
running loss:  0.001373253211568226
 Train Steps: 16/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6371, 0.4092, 0.8337, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6298, 0.4151, 0.8153, 0.3393, 0.3600, 0.4291, 0.5379, 0.5698],
        [0.6456, 0.4376, 0.8645, 0.4351, 0.3727, 0.4266, 0.6316, 0.5136],
        [0.5620, 0.3916, 0.8048, 0.4880, 0.3995, 0.4805, 0.5509, 0.6130],
        [0.6626, 0.4515, 0.8499, 0.3342, 0.3620, 0.3796, 0.5293, 0.5116],
        [0.5962, 0.3994, 0.8743, 0.4134, 0.4052, 0.5115, 0.7128, 0.5608],
        [0.6262, 0.4437, 0.8169, 0.4994, 0.3806, 0.5024, 0.6557, 0.5502],
        [0.6586, 0.4178, 0.8642, 0.4511, 0.3658, 0.3891, 0.5872, 0.5320],
        [0.6053, 0.3949, 0.8285, 0.4581, 0.4370, 0.5583, 0.6096, 0.5243]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6371, 0.4092, 0.8338, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022940666152862832
step:  17
running loss:  0.001349450950168402
Train Steps: 17/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6877, 0.4486, 0.8495, 0.5078, 0.4421, 0.4954, 0.5811, 0.5105],
        [0.5926, 0.3816, 0.7462, 0.2623, 0.3489, 0.3333, 0.5847, 0.5139],
        [0.7007, 0.4712, 0.8677, 0.4622, 0.3739, 0.3210, 0.5782, 0.5522],
        [0.6480, 0.4357, 0.7169, 0.2784, 0.3488, 0.3984, 0.6073, 0.5504],
        [0.1842, 0.1286, 0.7313, 0.2295, 0.4224, 0.1709, 0.5615, 0.5122],
        [0.0856, 0.0792, 0.7627, 0.2752, 0.4135, 0.2344, 0.5505, 0.5307],
        [0.7567, 0.5055, 0.7287, 0.2531, 0.4355, 0.2495, 0.6603, 0.5967],
        [0.6695, 0.4580, 0.8895, 0.4715, 0.4324, 0.5336, 0.6547, 0.5361]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.025358807033626363
step:  18
running loss:  0.0014088226129792423
Train Steps: 18/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5624, 0.3717, 0.8425, 0.3025, 0.4063, 0.4040, 0.7155, 0.5545],
        [0.5104, 0.3487, 0.8494, 0.4525, 0.3910, 0.4377, 0.5365, 0.5834],
        [0.5058, 0.3339, 0.7332, 0.2560, 0.4338, 0.1844, 0.6126, 0.5182],
        [0.5532, 0.3823, 0.8483, 0.4023, 0.3636, 0.3770, 0.5509, 0.4996],
        [0.6263, 0.4146, 0.7884, 0.2855, 0.4145, 0.2659, 0.6401, 0.5257],
        [0.5362, 0.3845, 0.8102, 0.5580, 0.4090, 0.4167, 0.5855, 0.5826],
        [0.5352, 0.3609, 0.8476, 0.4723, 0.3517, 0.3063, 0.5778, 0.5627],
        [0.4725, 0.3160, 0.8095, 0.5373, 0.4074, 0.4968, 0.6818, 0.5003]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6151, 0.4085, 0.8750, 0.4367, 0.3887, 0.4367, 0.5066, 0.5846],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027124431653646752
step:  19
running loss:  0.001427601665981408
Train Steps: 19/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5778, 0.3690, 0.8085, 0.2754, 0.4514, 0.2019, 0.6591, 0.5103],
        [0.4937, 0.3214, 0.8699, 0.5001, 0.4092, 0.5391, 0.6217, 0.6006],
        [0.5210, 0.3367, 0.7454, 0.2287, 0.3928, 0.2534, 0.5894, 0.5159],
        [0.5524, 0.3582, 0.8768, 0.5135, 0.3693, 0.3642, 0.6268, 0.5321],
        [0.5612, 0.3727, 0.8623, 0.5504, 0.3960, 0.4826, 0.7284, 0.5798],
        [0.5088, 0.3190, 0.8487, 0.5750, 0.4073, 0.5123, 0.6379, 0.5277],
        [0.5967, 0.3906, 0.8153, 0.3364, 0.4398, 0.2178, 0.6045, 0.5534],
        [0.5869, 0.3812, 0.8239, 0.3602, 0.3586, 0.4270, 0.5885, 0.5591]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028719637513859197
step:  20
running loss:  0.0014359818756929598
 Train Steps: 20/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
        [0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6311,  0.3910,  0.8631,  0.4934,  0.3649,  0.3741,  0.5482,  0.5658],
        [ 0.6389,  0.4029,  0.8508,  0.3148,  0.4316,  0.2565,  0.6621,  0.4937],
        [ 0.6481,  0.4064,  0.8025,  0.4326,  0.3589,  0.3769,  0.5521,  0.5612],
        [ 0.6320,  0.3742,  0.7733,  0.2867,  0.3728,  0.3405,  0.6450,  0.5739],
        [ 0.0239, -0.0033,  0.7480,  0.3124,  0.3933,  0.2245,  0.5602,  0.5838],
        [ 0.6112,  0.3836,  0.8664,  0.5335,  0.4437,  0.5030,  0.5833,  0.5835],
        [ 0.6534,  0.3981,  0.8733,  0.5679,  0.3811,  0.4323,  0.6578,  0.5283],
        [ 0.6353,  0.4044,  0.8751,  0.4401,  0.4185,  0.5854,  0.6248,  0.5464]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
         [0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.029402486368780956
step:  21
running loss:  0.0014001183985133789
Train Steps: 21/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7024, 0.4579, 0.8919, 0.4660, 0.3621, 0.3956, 0.5566, 0.5544],
        [0.6047, 0.3683, 0.8764, 0.5155, 0.4330, 0.5081, 0.5417, 0.5083],
        [0.5885, 0.3489, 0.9078, 0.5210, 0.4192, 0.5181, 0.6419, 0.5389],
        [0.2829, 0.1731, 0.7203, 0.2559, 0.4322, 0.1594, 0.5465, 0.5538],
        [0.6801, 0.4293, 0.8756, 0.5013, 0.3782, 0.4941, 0.5780, 0.5519],
        [0.3500, 0.2140, 0.8230, 0.3471, 0.3318, 0.3327, 0.5382, 0.5294],
        [0.6547, 0.4065, 0.8151, 0.2838, 0.4189, 0.2514, 0.6232, 0.5550],
        [0.5903, 0.3585, 0.7902, 0.3010, 0.3526, 0.3983, 0.6259, 0.5612]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0058, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0058, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.035240815341239795
step:  22
running loss:  0.001601855242783627
Train Steps: 22/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5260, 0.3243, 0.8976, 0.3190, 0.4337, 0.2847, 0.6278, 0.5195],
        [0.5957, 0.3750, 0.8220, 0.4138, 0.3370, 0.3987, 0.4945, 0.5374],
        [0.5451, 0.3495, 0.9044, 0.4324, 0.3525, 0.5072, 0.5708, 0.5915],
        [0.6046, 0.3757, 0.7889, 0.2466, 0.4441, 0.2022, 0.5529, 0.5444],
        [0.3285, 0.2059, 0.7271, 0.2460, 0.4224, 0.1879, 0.5087, 0.5453],
        [0.5804, 0.3538, 0.8625, 0.5487, 0.4006, 0.5067, 0.6161, 0.5008],
        [0.5873, 0.3687, 0.9221, 0.4838, 0.3646, 0.3840, 0.5822, 0.4999],
        [0.5823, 0.3752, 0.7353, 0.2549, 0.4104, 0.2001, 0.5275, 0.5490]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03808972876868211
step:  23
running loss:  0.0016560751638557438
Train Steps: 23/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5628, 0.3788, 0.8062, 0.2812, 0.3902, 0.2384, 0.5447, 0.4986],
        [0.5909, 0.3884, 0.8611, 0.2857, 0.3847, 0.2486, 0.5559, 0.5137],
        [0.0569, 0.0567, 0.7019, 0.2182, 0.4347, 0.1737, 0.5344, 0.5591],
        [0.6344, 0.4047, 0.9095, 0.4098, 0.4022, 0.2848, 0.6425, 0.5178],
        [0.5850, 0.3834, 0.7315, 0.3019, 0.3443, 0.3362, 0.4449, 0.4935],
        [0.6786, 0.4350, 0.8980, 0.3853, 0.4181, 0.3716, 0.6707, 0.5098],
        [0.5914, 0.3821, 0.9013, 0.4644, 0.4535, 0.5465, 0.5600, 0.5473],
        [0.6159, 0.4107, 0.7133, 0.2632, 0.3203, 0.3963, 0.5143, 0.5451]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.039125452836742625
step:  24
running loss:  0.0016302272015309427
 Train Steps: 24/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5659, 0.3794, 0.9019, 0.4457, 0.3871, 0.5255, 0.5347, 0.5126],
        [0.6188, 0.4026, 0.7115, 0.2296, 0.4164, 0.2545, 0.5583, 0.6091],
        [0.6343, 0.3958, 0.8512, 0.3105, 0.3461, 0.4123, 0.5670, 0.5198],
        [0.6368, 0.4226, 0.8449, 0.2465, 0.4428, 0.2691, 0.6653, 0.5504],
        [0.5647, 0.3627, 0.8970, 0.4503, 0.3598, 0.4549, 0.6685, 0.5267],
        [0.6035, 0.3871, 0.7022, 0.1994, 0.3821, 0.2455, 0.5232, 0.5336],
        [0.5298, 0.3530, 0.8426, 0.3095, 0.3614, 0.3037, 0.5191, 0.5351],
        [0.5681, 0.3602, 0.8807, 0.4949, 0.3830, 0.4460, 0.4697, 0.5351]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03991389213479124
step:  25
running loss:  0.0015965556853916496
Train Steps: 25/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5831, 0.3913, 0.7295, 0.1769, 0.4231, 0.2429, 0.5962, 0.5176],
        [0.3479, 0.2480, 0.9087, 0.3481, 0.4302, 0.2771, 0.6268, 0.5512],
        [0.5968, 0.4228, 0.8091, 0.2909, 0.3452, 0.4028, 0.5369, 0.5207],
        [0.6655, 0.4478, 0.7199, 0.2050, 0.4058, 0.2662, 0.5594, 0.6024],
        [0.6753, 0.4789, 0.8746, 0.4532, 0.3920, 0.5765, 0.6450, 0.5538],
        [0.6214, 0.4176, 0.8670, 0.5141, 0.3903, 0.4475, 0.5306, 0.5421],
        [0.5894, 0.4003, 0.7401, 0.1952, 0.4385, 0.2045, 0.5250, 0.5758],
        [0.6596, 0.4278, 0.8682, 0.4764, 0.3848, 0.4938, 0.6082, 0.5017]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04367428258410655
step:  26
running loss:  0.0016797800993887135
Train Steps: 26/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6200, 0.4533, 0.8285, 0.4511, 0.4742, 0.4791, 0.5561, 0.5512],
        [0.5848, 0.3958, 0.8567, 0.3728, 0.3393, 0.5062, 0.5970, 0.5217],
        [0.6453, 0.4443, 0.8480, 0.3489, 0.3609, 0.5387, 0.6867, 0.5467],
        [0.5991, 0.4077, 0.8601, 0.4618, 0.3996, 0.4926, 0.6376, 0.5499],
        [0.6198, 0.4574, 0.8238, 0.3098, 0.3500, 0.4181, 0.6127, 0.6146],
        [0.5995, 0.4142, 0.7769, 0.2683, 0.4217, 0.1999, 0.5966, 0.5539],
        [0.6304, 0.4276, 0.8377, 0.4263, 0.4319, 0.5067, 0.5758, 0.5189],
        [0.6700, 0.4491, 0.8450, 0.3254, 0.4215, 0.2076, 0.6212, 0.5116]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04473406620672904
step:  27
running loss:  0.0016568172669158903
Train Steps: 27/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6745, 0.4781, 0.7742, 0.3606, 0.4799, 0.2929, 0.5665, 0.6555],
        [0.5573, 0.3864, 0.8266, 0.2973, 0.4794, 0.2549, 0.6550, 0.5509],
        [0.6332, 0.4213, 0.7079, 0.2312, 0.4146, 0.2592, 0.5788, 0.5784],
        [0.5261, 0.3617, 0.8744, 0.4450, 0.3764, 0.4234, 0.6246, 0.5245],
        [0.6037, 0.4098, 0.8713, 0.3536, 0.3686, 0.4002, 0.6372, 0.5027],
        [0.7105, 0.4971, 0.6866, 0.2331, 0.4318, 0.2278, 0.5594, 0.5842],
        [0.5790, 0.3899, 0.8336, 0.3894, 0.3639, 0.5031, 0.5720, 0.5713],
        [0.5605, 0.3826, 0.8994, 0.3863, 0.4046, 0.4768, 0.7165, 0.5493]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.045994794316357
step:  28
running loss:  0.0016426712255841786
 Train Steps: 28/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6088, 0.4196, 0.8702, 0.4265, 0.4201, 0.4764, 0.5855, 0.5290],
        [0.7093, 0.4789, 0.8781, 0.5137, 0.4596, 0.4663, 0.5868, 0.5960],
        [0.7140, 0.4928, 0.8827, 0.4662, 0.4619, 0.4862, 0.6021, 0.5137],
        [0.7183, 0.4751, 0.8284, 0.4473, 0.3919, 0.4522, 0.5970, 0.5669],
        [0.6877, 0.4502, 0.8986, 0.4377, 0.3943, 0.4305, 0.7234, 0.5148],
        [0.7816, 0.5401, 0.6711, 0.2598, 0.4490, 0.1916, 0.5840, 0.5908],
        [0.7330, 0.4897, 0.8921, 0.4890, 0.4254, 0.5871, 0.7601, 0.5764],
        [0.1528, 0.1124, 0.7438, 0.2600, 0.3938, 0.2913, 0.5318, 0.5738]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.048961690947180614
step:  29
running loss:  0.001688334170592435
Train Steps: 29/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6794, 0.4479, 0.8627, 0.3964, 0.3654, 0.3532, 0.6276, 0.5969],
        [0.6532, 0.4360, 0.8675, 0.4889, 0.4654, 0.5083, 0.5451, 0.5391],
        [0.6788, 0.4359, 0.8759, 0.5463, 0.4182, 0.5275, 0.6290, 0.5163],
        [0.6798, 0.4425, 0.8446, 0.3496, 0.4765, 0.2144, 0.6339, 0.5350],
        [0.6577, 0.4384, 0.8928, 0.4528, 0.4095, 0.4527, 0.6980, 0.5613],
        [0.6829, 0.4486, 0.8871, 0.4562, 0.3815, 0.4578, 0.7193, 0.5286],
        [0.3316, 0.2288, 0.7307, 0.2535, 0.4495, 0.2235, 0.5810, 0.5954],
        [0.6351, 0.4448, 0.8648, 0.4567, 0.4051, 0.4139, 0.5898, 0.5463]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0036, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05260280644870363
step:  30
running loss:  0.0017534268816234543
Train Steps: 30/90  Loss: 0.0018 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5934, 0.3907, 0.8409, 0.3052, 0.4328, 0.2824, 0.6257, 0.5610],
        [0.5742, 0.3419, 0.8959, 0.5044, 0.3988, 0.3896, 0.5758, 0.5160],
        [0.5488, 0.3516, 0.8657, 0.3616, 0.3794, 0.3953, 0.6189, 0.5567],
        [0.6236, 0.3822, 0.8468, 0.5635, 0.4088, 0.4823, 0.6499, 0.5146],
        [0.7318, 0.4671, 0.8511, 0.5613, 0.4100, 0.4089, 0.5688, 0.5884],
        [0.6320, 0.3917, 0.8081, 0.3804, 0.4160, 0.2909, 0.5750, 0.5517],
        [0.6117, 0.3748, 0.8802, 0.4653, 0.4100, 0.4083, 0.6179, 0.5411],
        [0.6195, 0.3790, 0.8797, 0.5160, 0.4637, 0.5493, 0.6130, 0.5171]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05339707116945647
step:  31
running loss:  0.0017224861667566602
Train Steps: 31/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4726, 0.2672, 0.9171, 0.4492, 0.4305, 0.3561, 0.7157, 0.5673],
        [0.5934, 0.3507, 0.8860, 0.5450, 0.4450, 0.5328, 0.5489, 0.5182],
        [0.6378, 0.3892, 0.8093, 0.2568, 0.4691, 0.1763, 0.6213, 0.4853],
        [0.5002, 0.3126, 0.7706, 0.3071, 0.4582, 0.2126, 0.5596, 0.5627],
        [0.6113, 0.3908, 0.7203, 0.3242, 0.4085, 0.2067, 0.5273, 0.5523],
        [0.5958, 0.3624, 0.7685, 0.2393, 0.3788, 0.2428, 0.5749, 0.4980],
        [0.5660, 0.3472, 0.8770, 0.5506, 0.4446, 0.4987, 0.5519, 0.5381],
        [0.5380, 0.3342, 0.8785, 0.5946, 0.3659, 0.3793, 0.5535, 0.5536]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05541980228736065
step:  32
running loss:  0.0017318688214800204
 Train Steps: 32/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6566, 0.3715, 0.8816, 0.6038, 0.4144, 0.4639, 0.4896, 0.5030],
        [0.5464, 0.3426, 0.7286, 0.2806, 0.3849, 0.1901, 0.4855, 0.4883],
        [0.6351, 0.3949, 0.7865, 0.3325, 0.4041, 0.2448, 0.5552, 0.5239],
        [0.6059, 0.3743, 0.7327, 0.3129, 0.4484, 0.1898, 0.5123, 0.5763],
        [0.5316, 0.3136, 0.8101, 0.3168, 0.3599, 0.3169, 0.5467, 0.5450],
        [0.7205, 0.4120, 0.9059, 0.5588, 0.3834, 0.5009, 0.5938, 0.4897],
        [0.6610, 0.3933, 0.9364, 0.4873, 0.3515, 0.5126, 0.6947, 0.5138],
        [0.0570, 0.0145, 0.8727, 0.3291, 0.5222, 0.1890, 0.6622, 0.5340]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05678630419424735
step:  33
running loss:  0.0017207970967953743
Train Steps: 33/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5069, 0.3218, 0.8555, 0.3668, 0.3512, 0.3650, 0.5693, 0.5543],
        [0.4332, 0.2523, 0.8236, 0.2801, 0.4832, 0.1434, 0.5698, 0.5128],
        [0.6045, 0.3508, 0.8627, 0.6034, 0.4019, 0.4417, 0.5702, 0.5253],
        [0.5790, 0.3402, 0.8591, 0.3597, 0.3533, 0.3820, 0.6203, 0.5123],
        [0.5639, 0.3524, 0.7444, 0.3332, 0.3590, 0.2914, 0.5039, 0.5421],
        [0.6302, 0.3901, 0.8920, 0.4865, 0.3971, 0.4280, 0.4932, 0.5448],
        [0.4977, 0.3001, 0.7139, 0.2390, 0.3956, 0.1843, 0.5345, 0.5176],
        [0.6276, 0.3901, 0.8870, 0.5276, 0.4145, 0.4734, 0.5482, 0.5294]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0023, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05907099656178616
step:  34
running loss:  0.00173738225181724
Train Steps: 34/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6144, 0.4032, 0.8563, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6176, 0.3911, 0.8738, 0.4217, 0.3488, 0.4033, 0.6025, 0.4817]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5963, 0.3928, 0.8422, 0.3795, 0.3410, 0.4309, 0.5365, 0.5404],
        [0.6860, 0.4379, 0.8387, 0.3597, 0.3536, 0.4246, 0.5370, 0.5621],
        [0.6555, 0.4334, 0.8594, 0.6063, 0.3841, 0.4639, 0.5436, 0.5663],
        [0.6021, 0.3857, 0.7330, 0.2327, 0.3687, 0.2826, 0.5496, 0.5033],
        [0.5491, 0.3401, 0.9177, 0.3947, 0.4646, 0.2704, 0.7094, 0.5530],
        [0.0126, 0.0070, 0.7575, 0.2523, 0.3890, 0.2771, 0.4934, 0.5518],
        [0.7066, 0.4475, 0.8518, 0.2999, 0.4414, 0.2243, 0.6433, 0.5179],
        [0.5654, 0.3630, 0.8516, 0.4159, 0.3413, 0.4084, 0.5547, 0.5023]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6144, 0.4032, 0.8562, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6176, 0.3911, 0.8737, 0.4217, 0.3487, 0.4033, 0.6025, 0.4817]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05983991172979586
step:  35
running loss:  0.001709711763708453
Train Steps: 35/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6097, 0.4024, 0.8488, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5901, 0.4088, 0.8563, 0.3605, 0.3315, 0.3447, 0.5860, 0.4939],
        [0.5359, 0.3621, 0.8485, 0.2784, 0.4185, 0.2434, 0.6223, 0.5242],
        [0.5851, 0.3998, 0.8402, 0.5130, 0.3952, 0.5066, 0.5769, 0.5002],
        [0.5745, 0.3787, 0.8197, 0.3058, 0.3349, 0.3723, 0.6011, 0.5366],
        [0.5456, 0.3811, 0.7809, 0.3230, 0.3732, 0.2617, 0.5631, 0.5644],
        [0.6271, 0.4279, 0.8482, 0.4558, 0.3857, 0.4892, 0.5296, 0.5692],
        [0.5132, 0.3385, 0.8294, 0.3506, 0.3816, 0.5313, 0.5937, 0.5284],
        [0.5584, 0.3972, 0.8556, 0.4872, 0.4582, 0.4736, 0.5132, 0.5291]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6097, 0.4024, 0.8487, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.060806872352259234
step:  36
running loss:  0.0016890797875627566
 Train Steps: 36/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6335, 0.4346, 0.8782, 0.4073, 0.3632, 0.4977, 0.5222, 0.5061],
        [0.6177, 0.4202, 0.8657, 0.5371, 0.3564, 0.4533, 0.5620, 0.5361],
        [0.6114, 0.4360, 0.7637, 0.1912, 0.3863, 0.3127, 0.6328, 0.5387],
        [0.6132, 0.4126, 0.8703, 0.4958, 0.4261, 0.4992, 0.5843, 0.4942],
        [0.5834, 0.4001, 0.7386, 0.2229, 0.3346, 0.3644, 0.5495, 0.5346],
        [0.6371, 0.4433, 0.6882, 0.1988, 0.3955, 0.1833, 0.5116, 0.5594],
        [0.6863, 0.4815, 0.8768, 0.5128, 0.4381, 0.4661, 0.5487, 0.5464],
        [0.2251, 0.1772, 0.7638, 0.1963, 0.3851, 0.3008, 0.6064, 0.5866]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06275377355632372
step:  37
running loss:  0.0016960479339546953
Train Steps: 37/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5923, 0.4131, 0.8545, 0.3751, 0.3961, 0.5505, 0.5932, 0.5513],
        [0.6174, 0.4432, 0.7769, 0.2844, 0.3408, 0.4038, 0.5863, 0.5461],
        [0.5197, 0.3747, 0.8393, 0.4754, 0.3550, 0.4011, 0.5515, 0.5350],
        [0.5182, 0.3501, 0.8382, 0.3487, 0.3390, 0.4937, 0.6212, 0.5191],
        [0.6206, 0.4425, 0.8216, 0.4711, 0.4638, 0.5038, 0.5184, 0.5643],
        [0.6210, 0.4301, 0.7798, 0.1495, 0.4564, 0.1728, 0.6289, 0.4910],
        [0.6128, 0.4325, 0.8455, 0.2361, 0.4737, 0.2206, 0.6600, 0.5483],
        [0.6007, 0.4236, 0.8583, 0.4114, 0.3887, 0.5358, 0.5525, 0.5445]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06382370277424343
step:  38
running loss:  0.001679571125637985
Train Steps: 38/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5740, 0.4027, 0.7804, 0.2006, 0.3989, 0.3092, 0.5924, 0.5124],
        [0.5530, 0.3796, 0.7529, 0.2496, 0.3690, 0.3354, 0.5114, 0.5020],
        [0.6239, 0.4282, 0.7437, 0.1662, 0.4529, 0.2339, 0.5796, 0.5355],
        [0.6111, 0.4053, 0.8515, 0.5777, 0.4085, 0.5404, 0.5554, 0.4905],
        [0.6401, 0.4081, 0.8852, 0.4734, 0.4462, 0.5911, 0.6910, 0.5573],
        [0.5619, 0.4020, 0.8669, 0.4254, 0.3718, 0.4445, 0.5490, 0.5866],
        [0.6114, 0.4139, 0.7461, 0.1707, 0.4561, 0.2525, 0.6348, 0.5516],
        [0.5993, 0.4027, 0.7931, 0.1914, 0.4720, 0.2240, 0.6078, 0.5352]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06450154227786697
step:  39
running loss:  0.0016538856994324864
Train Steps: 39/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5910, 0.4063, 0.8675, 0.3079, 0.3950, 0.3282, 0.6319, 0.5391],
        [0.6301, 0.4437, 0.8669, 0.4167, 0.4878, 0.5472, 0.5882, 0.5389],
        [0.5174, 0.3574, 0.7003, 0.1974, 0.4357, 0.2005, 0.5694, 0.5409],
        [0.5996, 0.4060, 0.8421, 0.4511, 0.3845, 0.5482, 0.5982, 0.5075],
        [0.5995, 0.4152, 0.8363, 0.4647, 0.3705, 0.4227, 0.5858, 0.5332],
        [0.6194, 0.4364, 0.8583, 0.3602, 0.3719, 0.3915, 0.6232, 0.4786],
        [0.6075, 0.4301, 0.7486, 0.3395, 0.3588, 0.4001, 0.5355, 0.5402],
        [0.6480, 0.4403, 0.8199, 0.2405, 0.4479, 0.2270, 0.6470, 0.4727]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06523508534883149
step:  40
running loss:  0.0016308771337207872
 Train Steps: 40/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6147, 0.4081, 0.8538, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0891, 0.0631, 0.8773, 0.3103, 0.5095, 0.2728, 0.7551, 0.5479],
        [0.6648, 0.4404, 0.8403, 0.3713, 0.3801, 0.3216, 0.5263, 0.5005],
        [0.6272, 0.4338, 0.8008, 0.4137, 0.3686, 0.3707, 0.5899, 0.5850],
        [0.7378, 0.4701, 0.8775, 0.2688, 0.5286, 0.2359, 0.7385, 0.5006],
        [0.5938, 0.4020, 0.6731, 0.2113, 0.4046, 0.1986, 0.5346, 0.5199],
        [0.6902, 0.4420, 0.8249, 0.3392, 0.3674, 0.3924, 0.6394, 0.4805],
        [0.7369, 0.4858, 0.8802, 0.4684, 0.4083, 0.5596, 0.5782, 0.5072],
        [0.6505, 0.4323, 0.7702, 0.3830, 0.3922, 0.3041, 0.5700, 0.5416]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6147, 0.4081, 0.8537, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06645582363125868
step:  41
running loss:  0.0016208737471038702
Train Steps: 41/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [0.6139, 0.4019, 0.7137, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6891, 0.4599, 0.8777, 0.4752, 0.3979, 0.5489, 0.5949, 0.5166],
        [0.1478, 0.0824, 0.7012, 0.2130, 0.4257, 0.1784, 0.5816, 0.5343],
        [0.4423, 0.2698, 0.7500, 0.2366, 0.4303, 0.1242, 0.5547, 0.5396],
        [0.6466, 0.4050, 0.7299, 0.2141, 0.4476, 0.1427, 0.5879, 0.5038],
        [0.6940, 0.4596, 0.8240, 0.3588, 0.3734, 0.3761, 0.6182, 0.5333],
        [0.6037, 0.3890, 0.7641, 0.2457, 0.4580, 0.2087, 0.6180, 0.5329],
        [0.6408, 0.4135, 0.8916, 0.3551, 0.4042, 0.2893, 0.6089, 0.5080],
        [0.6872, 0.4480, 0.9009, 0.5420, 0.4146, 0.3651, 0.6688, 0.5193]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.6139, 0.4019, 0.7138, 0.2150, 0.4375, 0.1533, 0.5293, 0.5006],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06857384138857014
step:  42
running loss:  0.00163271050925167
Train Steps: 42/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1296, 0.0703, 0.8199, 0.3338, 0.3646, 0.2900, 0.5425, 0.4966],
        [0.7671, 0.4832, 0.7103, 0.2382, 0.3894, 0.2149, 0.5864, 0.5264],
        [0.7036, 0.4180, 0.8707, 0.5230, 0.4307, 0.4502, 0.5363, 0.5218],
        [0.6885, 0.4491, 0.8544, 0.5484, 0.4120, 0.5351, 0.6645, 0.5570],
        [0.6785, 0.4147, 0.8790, 0.4961, 0.3750, 0.4876, 0.5926, 0.5207],
        [0.6171, 0.3889, 0.9387, 0.3866, 0.4237, 0.3242, 0.7216, 0.5220],
        [0.6880, 0.4228, 0.9020, 0.4466, 0.4167, 0.5017, 0.5754, 0.5190],
        [0.7329, 0.4590, 0.8893, 0.5391, 0.3890, 0.4513, 0.6981, 0.5399]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07046938224812038
step:  43
running loss:  0.0016388228429795439
Train Steps: 43/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6533, 0.3930, 0.8091, 0.5610, 0.3700, 0.4263, 0.6663, 0.5426],
        [0.6025, 0.3455, 0.8612, 0.5094, 0.4215, 0.4670, 0.5519, 0.5381],
        [0.6022, 0.3682, 0.8667, 0.3334, 0.3617, 0.2666, 0.5935, 0.5086],
        [0.5780, 0.3655, 0.7793, 0.3759, 0.3514, 0.4040, 0.5146, 0.5343],
        [0.6462, 0.4082, 0.9039, 0.5446, 0.3658, 0.4411, 0.5685, 0.5704],
        [0.6143, 0.3738, 0.9155, 0.4762, 0.3818, 0.5059, 0.6533, 0.5145],
        [0.5468, 0.3345, 0.8641, 0.2554, 0.5273, 0.1434, 0.6819, 0.5426],
        [0.5857, 0.3659, 0.8191, 0.3233, 0.3502, 0.3641, 0.5801, 0.5197]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07114345880108885
step:  44
running loss:  0.0016168967909338376
 Train Steps: 44/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6648, 0.4051, 0.8547, 0.5253, 0.3593, 0.4408, 0.6620, 0.5442],
        [0.5646, 0.3528, 0.8634, 0.4902, 0.3912, 0.5007, 0.6026, 0.5536],
        [0.6554, 0.4185, 0.8312, 0.3112, 0.3282, 0.3703, 0.5874, 0.5649],
        [0.6001, 0.3667, 0.8595, 0.5331, 0.3922, 0.5166, 0.5689, 0.5086],
        [0.2252, 0.1352, 0.8452, 0.2125, 0.5094, 0.2397, 0.7010, 0.5618],
        [0.6177, 0.3958, 0.8650, 0.4102, 0.3560, 0.3034, 0.5887, 0.5341],
        [0.6059, 0.3636, 0.8642, 0.5232, 0.4138, 0.4863, 0.5702, 0.5012],
        [0.6755, 0.4330, 0.7479, 0.3293, 0.4549, 0.1847, 0.5319, 0.6135]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07271968291024677
step:  45
running loss:  0.0016159929535610395
Train Steps: 45/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6014, 0.3906, 0.8760, 0.5141, 0.3662, 0.3807, 0.5987, 0.5159],
        [0.5682, 0.3432, 0.8353, 0.4166, 0.3854, 0.5007, 0.5066, 0.5207],
        [0.5977, 0.3875, 0.8380, 0.5157, 0.3754, 0.5035, 0.6486, 0.5565],
        [0.6293, 0.3856, 0.8906, 0.4898, 0.3633, 0.4632, 0.6219, 0.5406],
        [0.6094, 0.3830, 0.8745, 0.4607, 0.4074, 0.5207, 0.6207, 0.5795],
        [0.5853, 0.3684, 0.8890, 0.4049, 0.4215, 0.3655, 0.7029, 0.5958],
        [0.4055, 0.2576, 0.8998, 0.3556, 0.4626, 0.3115, 0.7230, 0.6119],
        [0.6224, 0.4179, 0.8621, 0.4533, 0.3715, 0.4162, 0.5211, 0.5285]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07447020555264316
step:  46
running loss:  0.0016189175120139819
Train Steps: 46/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6041, 0.3938, 0.8301, 0.2768, 0.4639, 0.2062, 0.6434, 0.5514],
        [0.6029, 0.4004, 0.8234, 0.3782, 0.3560, 0.3713, 0.5147, 0.5802],
        [0.5090, 0.3451, 0.8887, 0.4574, 0.4401, 0.5328, 0.6144, 0.5899],
        [0.5273, 0.3276, 0.8808, 0.5208, 0.3927, 0.5246, 0.5674, 0.5295],
        [0.5351, 0.3431, 0.8607, 0.4114, 0.3778, 0.3320, 0.6319, 0.5436],
        [0.5631, 0.3568, 0.8728, 0.2954, 0.5005, 0.2429, 0.7542, 0.5450],
        [0.5440, 0.3390, 0.8046, 0.2910, 0.4050, 0.2686, 0.6255, 0.5356],
        [0.4561, 0.2983, 0.7701, 0.2767, 0.3897, 0.2866, 0.5682, 0.5719]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07631988901994191
step:  47
running loss:  0.0016238274259562108
Train Steps: 47/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5418, 0.3592, 0.8929, 0.3954, 0.3914, 0.5638, 0.6728, 0.5593],
        [0.5866, 0.3958, 0.8892, 0.5073, 0.3876, 0.5094, 0.7513, 0.5850],
        [0.6361, 0.4119, 0.8607, 0.3998, 0.4074, 0.2834, 0.5328, 0.5083],
        [0.5712, 0.3631, 0.8827, 0.5297, 0.4291, 0.5318, 0.6194, 0.4938],
        [0.5730, 0.3708, 0.8171, 0.2721, 0.4153, 0.2532, 0.6215, 0.5359],
        [0.5721, 0.3738, 0.7804, 0.2966, 0.3465, 0.3352, 0.5659, 0.5552],
        [0.5397, 0.3652, 0.8544, 0.3131, 0.3652, 0.3929, 0.6385, 0.5626],
        [0.5920, 0.4128, 0.8771, 0.5720, 0.4985, 0.4259, 0.6170, 0.6088]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0770722002198454
step:  48
running loss:  0.0016056708379134459
 Train Steps: 48/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6116, 0.4067, 0.8828, 0.3820, 0.3839, 0.5019, 0.6557, 0.5338],
        [0.7061, 0.4629, 0.8807, 0.5306, 0.3652, 0.3922, 0.5974, 0.5166],
        [0.6063, 0.4012, 0.8859, 0.4928, 0.4343, 0.4867, 0.5892, 0.5541],
        [0.5990, 0.3772, 0.9000, 0.4734, 0.4776, 0.4876, 0.5473, 0.5143],
        [0.6460, 0.4354, 0.8652, 0.4529, 0.3676, 0.4091, 0.5995, 0.5648],
        [0.0335, 0.0334, 0.7170, 0.1800, 0.4606, 0.2172, 0.5830, 0.5723],
        [0.6761, 0.4458, 0.8849, 0.4941, 0.3624, 0.4209, 0.6187, 0.5309],
        [0.6916, 0.4472, 0.8236, 0.2844, 0.4038, 0.2530, 0.6177, 0.5026]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07790248477249406
step:  49
running loss:  0.001589846628010083
Train Steps: 49/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5667,  0.3969,  0.8627,  0.5026,  0.3836,  0.4889,  0.5366,  0.5161],
        [ 0.7085,  0.4804,  0.8648,  0.3856,  0.3830,  0.3395,  0.6228,  0.5103],
        [ 0.6474,  0.4425,  0.6780,  0.2258,  0.3905,  0.2618,  0.5197,  0.4995],
        [ 0.7389,  0.5162,  0.8219,  0.2639,  0.4505,  0.2242,  0.6105,  0.5333],
        [ 0.7038,  0.4682,  0.8615,  0.5522,  0.3831,  0.4068,  0.6023,  0.5929],
        [-0.0587, -0.0297,  0.9008,  0.3119,  0.5381,  0.2447,  0.6911,  0.5574],
        [ 0.6270,  0.4166,  0.8636,  0.3521,  0.3723,  0.5205,  0.6568,  0.5517],
        [ 0.6500,  0.4548,  0.8787,  0.3977,  0.3747,  0.4232,  0.5579,  0.4989]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07921916476334445
step:  50
running loss:  0.001584383295266889
Train Steps: 50/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5915, 0.4134, 0.7551, 0.3165, 0.4903, 0.1958, 0.5103, 0.5853],
        [0.5764, 0.3818, 0.9127, 0.3342, 0.3573, 0.3764, 0.6141, 0.4978],
        [0.5345, 0.3572, 0.8517, 0.5715, 0.4077, 0.4864, 0.5188, 0.4861],
        [0.5781, 0.4059, 0.8441, 0.3646, 0.3541, 0.3400, 0.4695, 0.5328],
        [0.5979, 0.4039, 0.8465, 0.3703, 0.3558, 0.4157, 0.5717, 0.5015],
        [0.5912, 0.4007, 0.9070, 0.3955, 0.4255, 0.3726, 0.6829, 0.5573],
        [0.5950, 0.4042, 0.8472, 0.5555, 0.3779, 0.4802, 0.6432, 0.5175],
        [0.6436, 0.4484, 0.7460, 0.2079, 0.4379, 0.2331, 0.5944, 0.5265]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07985461122007109
step:  51
running loss:  0.0015657766905896292
Train Steps: 51/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
        [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5507, 0.3677, 0.8739, 0.2727, 0.4537, 0.1950, 0.5911, 0.5079],
        [0.6034, 0.4039, 0.7401, 0.2273, 0.4371, 0.2180, 0.5913, 0.5303],
        [0.5627, 0.3646, 0.9055, 0.5243, 0.4412, 0.4729, 0.5209, 0.4831],
        [0.6226, 0.3989, 0.8272, 0.4100, 0.3243, 0.4034, 0.5167, 0.5258],
        [0.5484, 0.3707, 0.7738, 0.2498, 0.4351, 0.2388, 0.5541, 0.5149],
        [0.6328, 0.4251, 0.7578, 0.2479, 0.4367, 0.2240, 0.5967, 0.5330],
        [0.5407, 0.3771, 0.7163, 0.2564, 0.4186, 0.1785, 0.4994, 0.5358],
        [0.5917, 0.3917, 0.8435, 0.3103, 0.3848, 0.3313, 0.6699, 0.5156]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6128, 0.4115, 0.7934, 0.3778, 0.3450, 0.4033, 0.5337, 0.5456],
         [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08078289640252478
step:  52
running loss:  0.001553517238510092
 Train Steps: 52/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1549, 0.0988, 0.7728, 0.2984, 0.3965, 0.2483, 0.5293, 0.5679],
        [0.7679, 0.4968, 0.8719, 0.4534, 0.3593, 0.4609, 0.5512, 0.5227],
        [0.2748, 0.1950, 0.7612, 0.2568, 0.3874, 0.2569, 0.5394, 0.5318],
        [0.7197, 0.4644, 0.8651, 0.5402, 0.4529, 0.4879, 0.6104, 0.5005],
        [0.6871, 0.4434, 0.8564, 0.4625, 0.3680, 0.4583, 0.5583, 0.5248],
        [0.7213, 0.4817, 0.8850, 0.3534, 0.3950, 0.2741, 0.6116, 0.5200],
        [0.7321, 0.4945, 0.7385, 0.2308, 0.4484, 0.1679, 0.5341, 0.5670],
        [0.6125, 0.3907, 0.7119, 0.1921, 0.3792, 0.2419, 0.5768, 0.5231]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0040, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0040, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08473318166215904
step:  53
running loss:  0.00159873927664451
Train Steps: 53/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6233, 0.4091, 0.8100, 0.2950, 0.3563, 0.3883, 0.6013, 0.5200],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6802, 0.4430, 0.8318, 0.5072, 0.4398, 0.4642, 0.5124, 0.5521],
        [0.6704, 0.4308, 0.8398, 0.3959, 0.3240, 0.3879, 0.5255, 0.5485],
        [0.6728, 0.4352, 0.7903, 0.2926, 0.3243, 0.3784, 0.5523, 0.5330],
        [0.6356, 0.4171, 0.8449, 0.5169, 0.4777, 0.4851, 0.4889, 0.5001],
        [0.7161, 0.4596, 0.8432, 0.2972, 0.3887, 0.3969, 0.6283, 0.5522],
        [0.6475, 0.4336, 0.6810, 0.2289, 0.3940, 0.1639, 0.4837, 0.5542],
        [0.7142, 0.4602, 0.8448, 0.4690, 0.3557, 0.4662, 0.6634, 0.5211],
        [0.1883, 0.1220, 0.8808, 0.3820, 0.4354, 0.2764, 0.6137, 0.5517]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6233, 0.4091, 0.8100, 0.2950, 0.3562, 0.3883, 0.6012, 0.5200],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0869114036031533
step:  54
running loss:  0.0016094704370954315
Train Steps: 54/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4948, 0.3271, 0.7504, 0.2717, 0.3895, 0.2462, 0.5128, 0.5725],
        [0.6211, 0.3864, 0.8843, 0.3831, 0.4266, 0.3624, 0.7101, 0.5913],
        [0.5479, 0.3498, 0.8209, 0.2813, 0.4246, 0.2453, 0.5822, 0.5351],
        [0.5730, 0.3568, 0.8808, 0.3202, 0.3858, 0.3009, 0.5986, 0.5536],
        [0.6147, 0.3810, 0.8437, 0.3561, 0.3642, 0.3641, 0.5878, 0.5957],
        [0.5775, 0.3750, 0.6776, 0.2280, 0.4179, 0.2321, 0.5617, 0.5697],
        [0.5753, 0.3730, 0.8436, 0.5263, 0.4640, 0.4712, 0.5426, 0.5266],
        [0.5807, 0.3767, 0.7651, 0.3495, 0.3590, 0.4238, 0.5293, 0.5445]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08789730866556056
step:  55
running loss:  0.0015981328848283737
Train Steps: 55/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6275, 0.4081, 0.8063, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6512, 0.4229, 0.8618, 0.3790, 0.3667, 0.4765, 0.5779, 0.5789],
        [0.6838, 0.4149, 0.8431, 0.4274, 0.3979, 0.5157, 0.5459, 0.5217],
        [0.1031, 0.0614, 0.8903, 0.3869, 0.4564, 0.2801, 0.6815, 0.5916],
        [0.5853, 0.3887, 0.6898, 0.2776, 0.4559, 0.1826, 0.5637, 0.6347],
        [0.6206, 0.3911, 0.7994, 0.2031, 0.4864, 0.1657, 0.6258, 0.5273],
        [0.6177, 0.4136, 0.8885, 0.4072, 0.3660, 0.4113, 0.6229, 0.6092],
        [0.6280, 0.4210, 0.7120, 0.2187, 0.3850, 0.2793, 0.6336, 0.5902],
        [0.6331, 0.4122, 0.8470, 0.4942, 0.4314, 0.5270, 0.5640, 0.5644]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6275, 0.4081, 0.8062, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08864424467901699
step:  56
running loss:  0.001582932940696732
 Train Steps: 56/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6746, 0.4382, 0.8947, 0.4301, 0.4024, 0.4315, 0.6823, 0.5842],
        [0.0795, 0.0425, 0.8813, 0.2713, 0.4756, 0.3016, 0.7231, 0.5805],
        [0.6175, 0.3949, 0.8288, 0.5494, 0.4417, 0.4728, 0.5768, 0.5437],
        [0.5646, 0.3568, 0.8741, 0.5262, 0.3934, 0.3711, 0.5676, 0.5532],
        [0.6259, 0.4015, 0.7931, 0.2748, 0.3971, 0.2923, 0.5981, 0.5459],
        [0.6373, 0.4096, 0.8234, 0.4940, 0.4075, 0.5483, 0.6636, 0.5948],
        [0.6988, 0.4403, 0.7122, 0.2193, 0.3589, 0.3156, 0.5807, 0.5981],
        [0.6013, 0.3702, 0.8606, 0.5430, 0.4338, 0.4950, 0.5684, 0.5725]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08935375869623385
step:  57
running loss:  0.0015676098016883131
Train Steps: 57/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5957, 0.3914, 0.8953, 0.5222, 0.4134, 0.4844, 0.6682, 0.5365],
        [0.5112, 0.3648, 0.8072, 0.4491, 0.4238, 0.3225, 0.6067, 0.6391],
        [0.4843, 0.3409, 0.7270, 0.2297, 0.4249, 0.2574, 0.5738, 0.5921],
        [0.5497, 0.3573, 0.8853, 0.4831, 0.4449, 0.5554, 0.6904, 0.5349],
        [0.5592, 0.3758, 0.7483, 0.2906, 0.3913, 0.3537, 0.5571, 0.5424],
        [0.5409, 0.3602, 0.9018, 0.5374, 0.4245, 0.4396, 0.6098, 0.5927],
        [0.5360, 0.3595, 0.8909, 0.2613, 0.4279, 0.2904, 0.6356, 0.5659],
        [0.4802, 0.3276, 0.8787, 0.4517, 0.3916, 0.3253, 0.5922, 0.6089]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09153115292428993
step:  58
running loss:  0.001578123326280861
Train Steps: 58/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6248, 0.4224, 0.8997, 0.4786, 0.4800, 0.4956, 0.6026, 0.5643],
        [0.7256, 0.4915, 0.8637, 0.5552, 0.3857, 0.5023, 0.7066, 0.5893],
        [0.6146, 0.4201, 0.8895, 0.4822, 0.4621, 0.5014, 0.5588, 0.5500],
        [0.7021, 0.4626, 0.8826, 0.5517, 0.3648, 0.4587, 0.6539, 0.4981],
        [0.0649, 0.0642, 0.9014, 0.3397, 0.4924, 0.2533, 0.7295, 0.5833],
        [0.0735, 0.0730, 0.7442, 0.2641, 0.3869, 0.2435, 0.5210, 0.5732],
        [0.6739, 0.4641, 0.8749, 0.5194, 0.4548, 0.5321, 0.6159, 0.5258],
        [0.6096, 0.4239, 0.8694, 0.4396, 0.3547, 0.3754, 0.5269, 0.5667]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09251674797269516
step:  59
running loss:  0.0015680804741134773
Train Steps: 59/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6126, 0.4067, 0.8638, 0.5383, 0.4188, 0.4850, 0.5016, 0.5392],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5696, 0.3680, 0.8549, 0.4859, 0.4327, 0.5179, 0.5572, 0.4864],
        [0.5494, 0.3816, 0.8490, 0.5808, 0.4114, 0.5042, 0.5461, 0.5231],
        [0.5412, 0.3755, 0.8835, 0.4247, 0.3414, 0.3799, 0.6158, 0.5338],
        [0.5183, 0.3418, 0.8871, 0.4990, 0.3579, 0.4325, 0.6339, 0.5204],
        [0.4538, 0.3013, 0.8366, 0.2473, 0.5292, 0.2839, 0.7284, 0.5587],
        [0.5399, 0.3747, 0.9038, 0.4655, 0.3930, 0.3018, 0.6449, 0.5132],
        [0.5060, 0.3411, 0.8525, 0.5727, 0.3688, 0.3681, 0.5648, 0.5554],
        [0.5151, 0.3688, 0.7626, 0.2425, 0.4081, 0.2603, 0.6358, 0.5804]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6126, 0.4067, 0.8637, 0.5383, 0.4187, 0.4850, 0.5016, 0.5392],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09467396742547862
step:  60
running loss:  0.0015778994570913103
 Train Steps: 60/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5558, 0.3568, 0.8592, 0.3219, 0.4439, 0.2026, 0.6285, 0.4938],
        [0.5836, 0.3509, 0.9035, 0.5453, 0.4080, 0.5315, 0.6395, 0.5006],
        [0.6229, 0.4163, 0.8235, 0.3249, 0.3960, 0.3336, 0.6160, 0.5354],
        [0.5874, 0.3863, 0.8409, 0.5990, 0.4015, 0.4852, 0.6877, 0.5168],
        [0.4982, 0.3207, 0.9290, 0.5280, 0.4096, 0.5368, 0.5549, 0.4946],
        [0.5610, 0.3600, 0.8111, 0.3305, 0.3712, 0.4111, 0.6245, 0.5420],
        [0.5940, 0.3892, 0.8602, 0.3784, 0.3739, 0.3779, 0.6145, 0.5378],
        [0.5522, 0.3593, 0.7109, 0.2939, 0.4385, 0.2026, 0.5390, 0.5488]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09618941575172357
step:  61
running loss:  0.0015768756680610422
Train Steps: 61/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6293, 0.3999, 0.7578, 0.2511, 0.4518, 0.1490, 0.5578, 0.5300],
        [0.6185, 0.4012, 0.8560, 0.5950, 0.4820, 0.4643, 0.5926, 0.5478],
        [0.5366, 0.3654, 0.7644, 0.3100, 0.3725, 0.2572, 0.5464, 0.5521],
        [0.5998, 0.3699, 0.8737, 0.3380, 0.3826, 0.3640, 0.6650, 0.4941],
        [0.5691, 0.3774, 0.9011, 0.5399, 0.3759, 0.4019, 0.6141, 0.5238],
        [0.6344, 0.4208, 0.8663, 0.3617, 0.3727, 0.3084, 0.6055, 0.5220],
        [0.0288, 0.0073, 0.7313, 0.2803, 0.4008, 0.2289, 0.5316, 0.5480],
        [0.6353, 0.4239, 0.8864, 0.3825, 0.3525, 0.4215, 0.5744, 0.4790]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09672151939594187
step:  62
running loss:  0.0015600245063861593
Train Steps: 62/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5845, 0.3731, 0.7125, 0.2705, 0.4301, 0.1965, 0.5510, 0.5530],
        [0.5448, 0.3305, 0.8915, 0.4691, 0.3918, 0.5389, 0.5213, 0.4772],
        [0.5425, 0.3449, 0.9177, 0.5062, 0.3573, 0.4249, 0.5814, 0.4759],
        [0.6598, 0.4127, 0.8657, 0.3145, 0.4771, 0.2235, 0.6076, 0.4885],
        [0.5708, 0.3631, 0.7040, 0.2629, 0.3926, 0.2395, 0.5489, 0.5093],
        [0.5866, 0.3729, 0.7770, 0.2500, 0.3852, 0.3128, 0.6369, 0.5207],
        [0.6762, 0.4158, 0.7889, 0.2567, 0.4456, 0.1642, 0.6077, 0.5199],
        [0.5105, 0.3045, 0.8920, 0.4341, 0.3555, 0.3648, 0.4901, 0.5239]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0980854112713132
step:  63
running loss:  0.0015569112900208446
Train Steps: 63/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6443, 0.4123, 0.6926, 0.2116, 0.3916, 0.2383, 0.5444, 0.5459],
        [0.5970, 0.3596, 0.8289, 0.5472, 0.4022, 0.4737, 0.5319, 0.5218],
        [0.6078, 0.3907, 0.8406, 0.5781, 0.3599, 0.4388, 0.5628, 0.4617],
        [0.5568, 0.3553, 0.8705, 0.3905, 0.3469, 0.3844, 0.4892, 0.4773],
        [0.7234, 0.4420, 0.8791, 0.4286, 0.3780, 0.4776, 0.5646, 0.5362],
        [0.6287, 0.4008, 0.8808, 0.3129, 0.3524, 0.3089, 0.5696, 0.4900],
        [0.7104, 0.4353, 0.9023, 0.4677, 0.3627, 0.4362, 0.6397, 0.5030],
        [0.6305, 0.4165, 0.8075, 0.1914, 0.4149, 0.2623, 0.6327, 0.5142]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09885636498802342
step:  64
running loss:  0.0015446307029378659
 Train Steps: 64/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7994, 0.5367, 0.7996, 0.5162, 0.3479, 0.4840, 0.5989, 0.5018],
        [0.7304, 0.4841, 0.8247, 0.4373, 0.4467, 0.4928, 0.4858, 0.4879],
        [0.6837, 0.4597, 0.7335, 0.2450, 0.3503, 0.2686, 0.5322, 0.5364],
        [0.0720, 0.0430, 0.8790, 0.3516, 0.4122, 0.2363, 0.6346, 0.5353],
        [0.7726, 0.5192, 0.8251, 0.5377, 0.3656, 0.4561, 0.5352, 0.5271],
        [0.1233, 0.0741, 0.8074, 0.1840, 0.4907, 0.2171, 0.6621, 0.5080],
        [0.6856, 0.4354, 0.8384, 0.2577, 0.4017, 0.2215, 0.5753, 0.5097],
        [0.8259, 0.5425, 0.8471, 0.4142, 0.4311, 0.4802, 0.5386, 0.5119]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0043, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0043, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10314330333494581
step:  65
running loss:  0.0015868200513068586
Train Steps: 65/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6405, 0.4135, 0.8524, 0.4461, 0.4034, 0.5525, 0.5545, 0.5209],
        [0.6956, 0.4378, 0.8569, 0.5324, 0.3790, 0.4938, 0.6071, 0.5266],
        [0.5868, 0.3892, 0.8500, 0.4279, 0.3564, 0.3593, 0.5179, 0.5958],
        [0.6459, 0.4150, 0.8801, 0.3083, 0.4352, 0.2120, 0.6126, 0.5217],
        [0.6575, 0.4345, 0.7819, 0.2809, 0.3977, 0.2372, 0.5261, 0.5703],
        [0.6123, 0.4102, 0.8703, 0.3776, 0.3593, 0.4997, 0.5979, 0.5484],
        [0.6556, 0.4435, 0.7015, 0.2308, 0.4147, 0.2139, 0.5435, 0.6041],
        [0.5834, 0.3792, 0.8637, 0.3678, 0.4143, 0.5444, 0.5634, 0.5441]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1037804797233548
step:  66
running loss:  0.0015724315109599213
Train Steps: 66/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6785, 0.4481, 0.8139, 0.2020, 0.4749, 0.1850, 0.6138, 0.5308],
        [0.6331, 0.4025, 0.8234, 0.2862, 0.3667, 0.3415, 0.6191, 0.5370],
        [0.6745, 0.4569, 0.8635, 0.4377, 0.4150, 0.5758, 0.6779, 0.5648],
        [0.7044, 0.4675, 0.8349, 0.4179, 0.3905, 0.4767, 0.5015, 0.5859],
        [0.6103, 0.4076, 0.8960, 0.4278, 0.4193, 0.3025, 0.6647, 0.5860],
        [0.7442, 0.4936, 0.8570, 0.4359, 0.4789, 0.4910, 0.5747, 0.5813],
        [0.7321, 0.5025, 0.8436, 0.4162, 0.3645, 0.3410, 0.6136, 0.5306],
        [0.0770, 0.0437, 0.7523, 0.2256, 0.3834, 0.2551, 0.5500, 0.5512]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10556276931311004
step:  67
running loss:  0.0015755637210911947
Train Steps: 67/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5519, 0.3711, 0.8373, 0.3983, 0.3957, 0.4941, 0.5430, 0.5392],
        [0.5763, 0.3926, 0.8314, 0.3637, 0.3484, 0.4117, 0.5856, 0.5564],
        [0.5165, 0.3468, 0.8993, 0.3403, 0.4354, 0.3505, 0.7177, 0.5684],
        [0.6442, 0.4390, 0.8608, 0.4409, 0.3806, 0.4275, 0.5905, 0.5781],
        [0.6688, 0.4501, 0.8287, 0.3181, 0.3599, 0.2964, 0.6153, 0.5782],
        [0.6583, 0.4522, 0.8290, 0.5357, 0.4189, 0.5248, 0.6321, 0.5842],
        [0.6497, 0.4241, 0.8771, 0.4061, 0.4136, 0.2432, 0.6155, 0.5340],
        [0.6057, 0.4289, 0.8389, 0.4843, 0.4893, 0.4952, 0.5470, 0.5456]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10667031232151203
step:  68
running loss:  0.0015686810635516474
 Train Steps: 68/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6513, 0.4373, 0.8968, 0.4452, 0.4122, 0.5273, 0.6020, 0.5217],
        [0.6055, 0.3957, 0.8620, 0.4681, 0.4406, 0.4793, 0.5524, 0.5462],
        [0.5849, 0.3926, 0.9103, 0.4227, 0.4073, 0.4678, 0.7246, 0.5526],
        [0.6474, 0.4221, 0.8637, 0.4193, 0.3624, 0.3218, 0.5677, 0.5930],
        [0.5914, 0.3841, 0.8379, 0.3149, 0.4315, 0.1825, 0.6207, 0.5486],
        [0.5509, 0.3660, 0.8650, 0.5164, 0.4588, 0.5093, 0.5628, 0.5499],
        [0.5631, 0.3833, 0.8470, 0.3880, 0.3613, 0.4727, 0.5943, 0.5614],
        [0.6208, 0.4106, 0.8653, 0.5627, 0.3887, 0.4721, 0.6646, 0.5145]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10714027981157415
step:  69
running loss:  0.001552757678428611
Train Steps: 69/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6797, 0.4425, 0.8824, 0.5833, 0.4246, 0.5367, 0.5965, 0.5615],
        [0.5917, 0.3821, 0.8896, 0.3713, 0.3764, 0.4707, 0.6431, 0.5447],
        [0.6304, 0.4132, 0.9070, 0.4863, 0.4543, 0.5783, 0.6085, 0.5383],
        [0.6103, 0.3874, 0.8507, 0.2457, 0.4849, 0.2317, 0.7062, 0.5364],
        [0.1297, 0.0855, 0.7537, 0.2486, 0.4253, 0.2378, 0.5901, 0.5524],
        [0.6390, 0.4320, 0.9092, 0.5563, 0.3869, 0.4732, 0.5894, 0.5641],
        [0.6987, 0.4476, 0.8577, 0.6106, 0.3919, 0.5049, 0.6735, 0.5354],
        [0.6582, 0.4399, 0.8386, 0.3634, 0.4016, 0.2942, 0.5853, 0.5336]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10814244553330354
step:  70
running loss:  0.0015448920790471935
Train Steps: 70/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5551, 0.3648, 0.8834, 0.4773, 0.3928, 0.5299, 0.5418, 0.5109],
        [0.5776, 0.3809, 0.8719, 0.5290, 0.4246, 0.5201, 0.5414, 0.5491],
        [0.5532, 0.3692, 0.8817, 0.5963, 0.4139, 0.5325, 0.6002, 0.5089],
        [0.5847, 0.3793, 0.8621, 0.2714, 0.5321, 0.2797, 0.7289, 0.5481],
        [0.5375, 0.3378, 0.8474, 0.2894, 0.3923, 0.2840, 0.6445, 0.4855],
        [0.5882, 0.3816, 0.8420, 0.2702, 0.4611, 0.2218, 0.6174, 0.4954],
        [0.5419, 0.3502, 0.8819, 0.5863, 0.3925, 0.4763, 0.6229, 0.5348],
        [0.5298, 0.3446, 0.7433, 0.2817, 0.4003, 0.2351, 0.5706, 0.5667]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10943879742990248
step:  71
running loss:  0.001541391513097218
Train Steps: 71/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1746, 0.1223, 0.7293, 0.2208, 0.4302, 0.2071, 0.5374, 0.5330],
        [0.6888, 0.4421, 0.9003, 0.5702, 0.3797, 0.4544, 0.6007, 0.5144],
        [0.6518, 0.4239, 0.9269, 0.5022, 0.4492, 0.5962, 0.6580, 0.5112],
        [0.6560, 0.4232, 0.8784, 0.5940, 0.3866, 0.4556, 0.6057, 0.5096],
        [0.0818, 0.0514, 0.7669, 0.2419, 0.4034, 0.2672, 0.5743, 0.5333],
        [0.6324, 0.4228, 0.7939, 0.2588, 0.4446, 0.2049, 0.5882, 0.5233],
        [0.7643, 0.4976, 0.8812, 0.6012, 0.3931, 0.5022, 0.5749, 0.5795],
        [0.5979, 0.3965, 0.9247, 0.4614, 0.4477, 0.5889, 0.6334, 0.5222]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11130989887169562
step:  72
running loss:  0.0015459708176624393
 Train Steps: 72/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5244, 0.3230, 0.7322, 0.2232, 0.3741, 0.2648, 0.5930, 0.5196],
        [0.5423, 0.3285, 0.7587, 0.2411, 0.4187, 0.2186, 0.5792, 0.4869],
        [0.5157, 0.3403, 0.8917, 0.4692, 0.4561, 0.5478, 0.5834, 0.5112],
        [0.5739, 0.3679, 0.8928, 0.5662, 0.3678, 0.4318, 0.6299, 0.5162],
        [0.5439, 0.3567, 0.7502, 0.2889, 0.3702, 0.2684, 0.5522, 0.4780],
        [0.5751, 0.3509, 0.9098, 0.4848, 0.4810, 0.5481, 0.6122, 0.5371],
        [0.5244, 0.3461, 0.8728, 0.4333, 0.3907, 0.3227, 0.5516, 0.5536],
        [0.5542, 0.3530, 0.8331, 0.3390, 0.3716, 0.4300, 0.6096, 0.5287]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6078, 0.4033, 0.8019, 0.3055, 0.3450, 0.4200, 0.6025, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11289354818291031
step:  73
running loss:  0.0015464869614097302
Train Steps: 73/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5338, 0.3522, 0.8780, 0.5271, 0.4792, 0.5190, 0.4882, 0.5306],
        [0.5412, 0.3423, 0.8516, 0.2336, 0.5212, 0.2795, 0.6972, 0.5319],
        [0.5630, 0.3671, 0.8744, 0.4487, 0.3698, 0.5784, 0.5697, 0.4878],
        [0.5473, 0.3473, 0.8602, 0.5516, 0.3654, 0.5584, 0.5371, 0.5472],
        [0.5457, 0.3635, 0.9200, 0.4802, 0.3689, 0.5329, 0.6613, 0.5378],
        [0.5589, 0.3510, 0.7413, 0.3505, 0.4733, 0.2244, 0.5237, 0.6045],
        [0.5656, 0.3641, 0.7410, 0.2551, 0.4121, 0.2023, 0.5469, 0.5126],
        [0.5246, 0.3155, 0.8481, 0.2755, 0.4280, 0.2449, 0.6312, 0.5021]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11465108217089437
step:  74
running loss:  0.0015493389482553292
Train Steps: 74/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5727, 0.3657, 0.8181, 0.2616, 0.4693, 0.2311, 0.5641, 0.5257],
        [0.6030, 0.3700, 0.8953, 0.4802, 0.3780, 0.4110, 0.6093, 0.5120],
        [0.5460, 0.3730, 0.8862, 0.4525, 0.4609, 0.5342, 0.5684, 0.5456],
        [0.6147, 0.4029, 0.8721, 0.3928, 0.3868, 0.5654, 0.5933, 0.5465],
        [0.5614, 0.3649, 0.8514, 0.5074, 0.3873, 0.5299, 0.6509, 0.5383],
        [0.6059, 0.3993, 0.8745, 0.4442, 0.3633, 0.3604, 0.5813, 0.5028],
        [0.5465, 0.3564, 0.8698, 0.4750, 0.3883, 0.4464, 0.5409, 0.5462],
        [0.5784, 0.3736, 0.7716, 0.2147, 0.4488, 0.2392, 0.6080, 0.5363]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1157409083971288
step:  75
running loss:  0.0015432121119617174
Train Steps: 75/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.7047,  0.4521,  0.8542,  0.4457,  0.3852,  0.4534,  0.5695,  0.5806],
        [-0.0310, -0.0268,  0.7352,  0.2170,  0.3854,  0.2452,  0.5475,  0.5456],
        [ 0.6074,  0.3916,  0.8318,  0.5185,  0.4381,  0.4620,  0.5896,  0.5820],
        [ 0.6495,  0.4064,  0.7906,  0.2347,  0.4436,  0.2241,  0.6480,  0.5400],
        [ 0.6545,  0.4307,  0.8227,  0.5311,  0.4055,  0.4264,  0.5485,  0.5173],
        [ 0.6268,  0.4137,  0.8465,  0.3939,  0.3636,  0.4709,  0.5830,  0.5404],
        [ 0.6327,  0.4152,  0.8263,  0.2706,  0.4183,  0.2436,  0.6445,  0.5048],
        [ 0.6758,  0.4513,  0.8386,  0.3769,  0.4227,  0.5609,  0.6045,  0.5502]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11660776424105279
step:  76
running loss:  0.0015343126873822736
 Train Steps: 76/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5444, 0.3557, 0.8830, 0.4480, 0.4301, 0.5141, 0.5388, 0.5729],
        [0.6076, 0.3915, 0.9206, 0.4102, 0.4174, 0.3018, 0.6659, 0.5342],
        [0.6002, 0.3981, 0.8804, 0.5211, 0.3667, 0.4781, 0.6635, 0.5433],
        [0.6297, 0.4335, 0.7276, 0.2955, 0.4258, 0.2230, 0.5619, 0.6147],
        [0.5596, 0.3659, 0.6780, 0.1973, 0.4080, 0.2274, 0.5393, 0.5786],
        [0.5413, 0.3425, 0.7714, 0.1700, 0.3657, 0.2916, 0.5894, 0.5097],
        [0.6796, 0.4358, 0.8973, 0.3880, 0.3720, 0.3797, 0.6493, 0.5082],
        [0.6840, 0.4333, 0.8701, 0.5319, 0.3848, 0.3931, 0.6216, 0.4820]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11740422362345271
step:  77
running loss:  0.0015247301769279573
Train Steps: 77/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6762, 0.4645, 0.8378, 0.5068, 0.3814, 0.3885, 0.6824, 0.5250],
        [0.6535, 0.4385, 0.8755, 0.4775, 0.3767, 0.4595, 0.6373, 0.5371],
        [0.6861, 0.4507, 0.8526, 0.5125, 0.3286, 0.3462, 0.5766, 0.5065],
        [0.6160, 0.4223, 0.7629, 0.2434, 0.3948, 0.2627, 0.6210, 0.6043],
        [0.6554, 0.4457, 0.8855, 0.4622, 0.4515, 0.4659, 0.5474, 0.5615],
        [0.1650, 0.1163, 0.7443, 0.1991, 0.4005, 0.1677, 0.5614, 0.4940],
        [0.6359, 0.4271, 0.8692, 0.4393, 0.4413, 0.5079, 0.5420, 0.4931],
        [0.7311, 0.4831, 0.6914, 0.1935, 0.4226, 0.2248, 0.6182, 0.5892]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11927059848676436
step:  78
running loss:  0.0015291102370097993
Train Steps: 78/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6987, 0.4584, 0.8383, 0.5464, 0.3512, 0.4217, 0.6277, 0.4938],
        [0.5863, 0.3896, 0.8132, 0.5523, 0.3801, 0.4898, 0.5403, 0.5217],
        [0.5919, 0.4097, 0.8451, 0.4679, 0.4123, 0.4491, 0.5641, 0.5819],
        [0.6159, 0.4131, 0.8378, 0.2951, 0.3678, 0.2500, 0.6546, 0.5304],
        [0.5996, 0.4130, 0.8316, 0.5114, 0.4123, 0.5076, 0.5484, 0.5542],
        [0.5672, 0.3895, 0.8641, 0.2796, 0.4345, 0.1819, 0.6205, 0.5191],
        [0.6335, 0.4170, 0.9235, 0.3661, 0.4421, 0.2307, 0.7317, 0.5447],
        [0.5672, 0.3924, 0.7009, 0.2516, 0.3476, 0.2907, 0.5554, 0.5630]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11994522050372325
step:  79
running loss:  0.0015182939304268766
Train Steps: 79/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1057, 0.0799, 0.6776, 0.2266, 0.4075, 0.1826, 0.5185, 0.5593],
        [0.5822, 0.4002, 0.7446, 0.3650, 0.3553, 0.3069, 0.5613, 0.5871],
        [0.7067, 0.4896, 0.7654, 0.2641, 0.4527, 0.1474, 0.6178, 0.5330],
        [0.6936, 0.4618, 0.8660, 0.5623, 0.4117, 0.5137, 0.6381, 0.5277],
        [0.6334, 0.4676, 0.8516, 0.4369, 0.3563, 0.3323, 0.5630, 0.5715],
        [0.7058, 0.4797, 0.8861, 0.5675, 0.3770, 0.4973, 0.6390, 0.5419],
        [0.6569, 0.4481, 0.7611, 0.2014, 0.4641, 0.1767, 0.6098, 0.5115],
        [0.6362, 0.4427, 0.8369, 0.2680, 0.4433, 0.2233, 0.7059, 0.5670]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.121143347438192
step:  80
running loss:  0.0015142918429774
 Train Steps: 80/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5598, 0.3661, 0.7617, 0.2352, 0.4312, 0.1759, 0.5951, 0.5085],
        [0.6472, 0.4201, 0.8735, 0.5111, 0.3916, 0.4521, 0.5697, 0.5639],
        [0.6271, 0.4169, 0.8698, 0.4614, 0.3704, 0.4657, 0.5780, 0.5201],
        [0.5978, 0.3887, 0.8416, 0.4152, 0.4066, 0.2550, 0.5161, 0.5368],
        [0.6568, 0.4365, 0.7498, 0.3367, 0.3714, 0.3466, 0.6398, 0.5593],
        [0.6814, 0.4443, 0.8768, 0.5257, 0.3883, 0.4427, 0.6180, 0.5738],
        [0.5511, 0.3807, 0.8901, 0.5058, 0.4081, 0.5096, 0.5988, 0.5190],
        [0.7312, 0.4653, 0.8871, 0.5383, 0.4363, 0.5173, 0.6679, 0.5432]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12236118371947668
step:  81
running loss:  0.001510631897771317
Train Steps: 81/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6552, 0.4201, 0.8652, 0.4655, 0.4552, 0.5254, 0.5912, 0.5429],
        [0.6301, 0.3977, 0.8483, 0.5500, 0.4006, 0.4668, 0.6007, 0.4875],
        [0.6143, 0.4100, 0.8121, 0.5916, 0.3956, 0.4262, 0.5624, 0.5386],
        [0.6091, 0.4006, 0.8325, 0.2715, 0.4438, 0.2067, 0.6716, 0.5364],
        [0.6086, 0.3938, 0.8833, 0.4870, 0.4127, 0.5155, 0.5829, 0.5079],
        [0.5988, 0.3928, 0.8847, 0.5002, 0.4260, 0.4873, 0.5860, 0.5524],
        [0.6430, 0.4311, 0.9103, 0.4571, 0.4090, 0.2978, 0.6228, 0.5287],
        [0.6248, 0.3931, 0.8567, 0.5376, 0.3810, 0.5050, 0.5612, 0.5507]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12267718787188642
step:  82
running loss:  0.0014960632667303222
Train Steps: 82/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5914, 0.3665, 0.7146, 0.2745, 0.4171, 0.2598, 0.5285, 0.5583],
        [0.6297, 0.3911, 0.7009, 0.2508, 0.3974, 0.2863, 0.5636, 0.5424],
        [0.5483, 0.3389, 0.8805, 0.5764, 0.4454, 0.5368, 0.5776, 0.5156],
        [0.6216, 0.3915, 0.8177, 0.3364, 0.3854, 0.4146, 0.5627, 0.5295],
        [0.6665, 0.4182, 0.8659, 0.3129, 0.5133, 0.2287, 0.6636, 0.5608],
        [0.5599, 0.3312, 0.8511, 0.6297, 0.4080, 0.5062, 0.5952, 0.4846],
        [0.6774, 0.4302, 0.8439, 0.4182, 0.3562, 0.4139, 0.5344, 0.5245],
        [0.6530, 0.4147, 0.8346, 0.2688, 0.4997, 0.1857, 0.6275, 0.5368]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12356227377313189
step:  83
running loss:  0.0014887020936521914
Train Steps: 83/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6121, 0.3956, 0.8771, 0.5035, 0.4204, 0.4715, 0.4994, 0.5032],
        [0.6205, 0.3745, 0.9002, 0.5052, 0.3913, 0.5386, 0.6705, 0.4973],
        [0.6060, 0.3819, 0.7070, 0.3297, 0.3670, 0.3024, 0.5258, 0.5516],
        [0.6212, 0.4016, 0.8674, 0.5632, 0.4227, 0.4285, 0.5475, 0.5770],
        [0.6462, 0.4000, 0.9094, 0.4689, 0.4834, 0.5711, 0.6178, 0.5542],
        [0.5842, 0.3633, 0.8862, 0.4659, 0.4760, 0.5078, 0.5525, 0.5156],
        [0.6476, 0.3985, 0.9158, 0.4879, 0.3884, 0.5060, 0.6152, 0.4727],
        [0.6824, 0.4276, 0.7175, 0.2365, 0.3930, 0.2785, 0.5990, 0.5228]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12402151894639246
step:  84
running loss:  0.0014764466541237198
 Train Steps: 84/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5706, 0.3611, 0.8415, 0.3558, 0.3894, 0.3482, 0.5369, 0.5443],
        [0.6374, 0.4090, 0.7719, 0.3737, 0.3650, 0.3895, 0.5323, 0.5581],
        [0.5539, 0.3452, 0.8682, 0.3352, 0.3994, 0.3267, 0.5938, 0.5154],
        [0.6228, 0.4052, 0.7520, 0.2746, 0.4052, 0.2969, 0.5474, 0.5626],
        [0.5389, 0.3360, 0.8147, 0.2744, 0.4840, 0.2404, 0.5875, 0.4859],
        [0.5996, 0.3857, 0.8043, 0.3106, 0.3818, 0.4226, 0.5740, 0.5148],
        [0.6152, 0.3860, 0.7280, 0.2786, 0.4149, 0.3206, 0.6044, 0.5611],
        [0.6196, 0.3619, 0.8757, 0.3720, 0.4327, 0.2936, 0.6399, 0.4696]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1248362893529702
step:  85
running loss:  0.0014686622276820023
Train Steps: 85/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6233, 0.4091, 0.8100, 0.2950, 0.3563, 0.3883, 0.6013, 0.5200],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6126, 0.4067, 0.8638, 0.5383, 0.4188, 0.4850, 0.5016, 0.5392],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6439, 0.4169, 0.7913, 0.2965, 0.3638, 0.4242, 0.6197, 0.5277],
        [0.6116, 0.3866, 0.8863, 0.4314, 0.4029, 0.4827, 0.5048, 0.5232],
        [0.6431, 0.4087, 0.8547, 0.3027, 0.3808, 0.3170, 0.5720, 0.5248],
        [0.6157, 0.3800, 0.8009, 0.2299, 0.4458, 0.2494, 0.6712, 0.5019],
        [0.6382, 0.4040, 0.8611, 0.5433, 0.4226, 0.5305, 0.5289, 0.5456],
        [0.6433, 0.3967, 0.7910, 0.2740, 0.4048, 0.3044, 0.6042, 0.5222],
        [0.6362, 0.4055, 0.8299, 0.3050, 0.3622, 0.4071, 0.6183, 0.5390],
        [0.6083, 0.3849, 0.6878, 0.2513, 0.4030, 0.2424, 0.5473, 0.5537]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6233, 0.4091, 0.8100, 0.2950, 0.3562, 0.3883, 0.6012, 0.5200],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6126, 0.4067, 0.8637, 0.5383, 0.4187, 0.4850, 0.5016, 0.5392],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12514446672867052
step:  86
running loss:  0.0014551682177752386
Train Steps: 86/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5966, 0.3957, 0.8675, 0.5086, 0.3638, 0.5120, 0.6810, 0.5625],
        [0.7951, 0.5214, 0.8327, 0.3075, 0.3375, 0.3722, 0.5612, 0.5145],
        [0.6586, 0.4217, 0.8096, 0.3004, 0.3758, 0.3178, 0.5457, 0.5269],
        [0.6461, 0.4297, 0.8695, 0.5199, 0.3957, 0.4628, 0.5302, 0.5536],
        [0.6294, 0.4333, 0.8799, 0.4842, 0.3766, 0.5092, 0.5607, 0.4978],
        [0.6841, 0.4662, 0.8497, 0.3571, 0.3594, 0.3482, 0.5710, 0.5243],
        [0.6373, 0.4358, 0.8713, 0.2233, 0.4394, 0.2694, 0.6967, 0.5514],
        [0.2011, 0.1628, 0.6991, 0.1745, 0.4166, 0.2143, 0.5079, 0.5705]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12772876137751155
step:  87
running loss:  0.0014681466825001326
Train Steps: 87/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5803, 0.3842, 0.8580, 0.5116, 0.3559, 0.4980, 0.6933, 0.5874],
        [0.6300, 0.4038, 0.8794, 0.4717, 0.3554, 0.5003, 0.7029, 0.5902],
        [0.6064, 0.4055, 0.7442, 0.2507, 0.3430, 0.2914, 0.5109, 0.5141],
        [0.5785, 0.3940, 0.8552, 0.3603, 0.3619, 0.5005, 0.5622, 0.5352],
        [0.5799, 0.3884, 0.7843, 0.2502, 0.3571, 0.2743, 0.5150, 0.5242],
        [0.5797, 0.3719, 0.8946, 0.4518, 0.3488, 0.4259, 0.5736, 0.5385],
        [0.5465, 0.3934, 0.8544, 0.2093, 0.5169, 0.1659, 0.6492, 0.5658],
        [0.6566, 0.4615, 0.8477, 0.3786, 0.3487, 0.3242, 0.5568, 0.5618]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12843954053823836
step:  88
running loss:  0.0014595402333890722
 Train Steps: 88/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6554, 0.4362, 0.8934, 0.4392, 0.3842, 0.4940, 0.5825, 0.5158],
        [0.6204, 0.4117, 0.7705, 0.1987, 0.3993, 0.1871, 0.6053, 0.5255],
        [0.5925, 0.3959, 0.7826, 0.3638, 0.3346, 0.3605, 0.5689, 0.5980],
        [0.5463, 0.3805, 0.7074, 0.2054, 0.4121, 0.1620, 0.5610, 0.5656],
        [0.6076, 0.4064, 0.8212, 0.2460, 0.3942, 0.2600, 0.6509, 0.5222],
        [0.6327, 0.4301, 0.8894, 0.4261, 0.3661, 0.5427, 0.6239, 0.5256],
        [0.5979, 0.3990, 0.9151, 0.5030, 0.3897, 0.4423, 0.5752, 0.5977],
        [0.6053, 0.3951, 0.7183, 0.2489, 0.3607, 0.2643, 0.5485, 0.5817]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12903116384404711
step:  89
running loss:  0.0014497883577982821
Train Steps: 89/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6364, 0.4298, 0.8848, 0.4947, 0.3976, 0.4907, 0.5543, 0.5624],
        [0.5528, 0.3813, 0.7996, 0.2573, 0.3886, 0.2307, 0.6113, 0.5471],
        [0.6042, 0.4352, 0.7250, 0.2135, 0.3953, 0.1917, 0.5677, 0.5342],
        [0.6216, 0.3989, 0.8161, 0.3435, 0.3605, 0.2686, 0.5757, 0.5322],
        [0.5356, 0.3706, 0.9046, 0.4557, 0.4116, 0.5370, 0.6324, 0.5777],
        [0.4950, 0.3409, 0.7071, 0.2959, 0.3453, 0.2621, 0.5593, 0.5702],
        [0.6456, 0.4085, 0.8733, 0.4935, 0.3967, 0.4418, 0.5593, 0.5491],
        [0.6524, 0.4392, 0.7946, 0.2740, 0.3508, 0.2938, 0.5992, 0.5466]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12994244889705442
step:  90
running loss:  0.001443804987745049
Valid Steps: 10/10  Loss: nan 3.3351 
--------------------------------------------------
Epoch: 5  Train Loss: 0.0014 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6332,  0.4250,  0.8920,  0.3640,  0.4325,  0.2550,  0.6897,  0.5502],
        [-0.0614, -0.0035,  0.8266,  0.2532,  0.4840,  0.2003,  0.6934,  0.5828],
        [ 0.5656,  0.3930,  0.8296,  0.4740,  0.3736,  0.4827,  0.5273,  0.5308],
        [ 0.6408,  0.4271,  0.8211,  0.3995,  0.3206,  0.3348,  0.5158,  0.5318],
        [ 0.6423,  0.4379,  0.8163,  0.2955,  0.4129,  0.2113,  0.5810,  0.5201],
        [ 0.6365,  0.4531,  0.7563,  0.2654,  0.3638,  0.2782,  0.5941,  0.5576],
        [ 0.5648,  0.4057,  0.7927,  0.5257,  0.3614,  0.3913,  0.6561,  0.5536],
        [ 0.5543,  0.3796,  0.7082,  0.1927,  0.4567,  0.1175,  0.5567,  0.5030]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0010950572323054075
step:  1
running loss:  0.0010950572323054075
Train Steps: 1/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4767, 0.3139, 0.7132, 0.2130, 0.4388, 0.1563, 0.5310, 0.5519],
        [0.5141, 0.3293, 0.8923, 0.3159, 0.5079, 0.2378, 0.7557, 0.5437],
        [0.0024, 0.0341, 0.7160, 0.2549, 0.4101, 0.2055, 0.5066, 0.5869],
        [0.6908, 0.4591, 0.9057, 0.4473, 0.4126, 0.2974, 0.6531, 0.5544],
        [0.7181, 0.4650, 0.8476, 0.5692, 0.3929, 0.5315, 0.6112, 0.5648],
        [0.6992, 0.4510, 0.8456, 0.4030, 0.3658, 0.4038, 0.6252, 0.5446],
        [0.5817, 0.4095, 0.7255, 0.2901, 0.3826, 0.2522, 0.5198, 0.5925],
        [0.5966, 0.4142, 0.7107, 0.2639, 0.3920, 0.2604, 0.5655, 0.5287]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002500983187928796
step:  2
running loss:  0.001250491593964398
 Train Steps: 2/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5942, 0.3765, 0.8441, 0.5555, 0.3895, 0.3756, 0.5572, 0.5978],
        [0.6839, 0.4461, 0.8516, 0.2989, 0.4596, 0.2601, 0.6697, 0.5343],
        [0.5452, 0.3702, 0.6386, 0.2365, 0.4353, 0.1893, 0.5224, 0.5777],
        [0.6697, 0.4203, 0.8474, 0.5115, 0.4019, 0.3696, 0.7155, 0.5159],
        [0.6741, 0.4410, 0.8573, 0.3529, 0.3951, 0.2907, 0.6152, 0.5146],
        [0.0102, 0.0326, 0.7223, 0.2657, 0.4187, 0.2061, 0.5159, 0.5756],
        [0.6716, 0.4447, 0.9013, 0.4962, 0.4554, 0.5630, 0.6017, 0.5144],
        [0.6185, 0.3953, 0.7324, 0.2696, 0.4223, 0.2574, 0.6101, 0.5704]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0031757151591591537
step:  3
running loss:  0.001058571719719718
Train Steps: 3/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6144, 0.4032, 0.8563, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5998, 0.3881, 0.8489, 0.5266, 0.4269, 0.5364, 0.5653, 0.5266],
        [0.6322, 0.4066, 0.7096, 0.2361, 0.4164, 0.1925, 0.5609, 0.5039],
        [0.6330, 0.4206, 0.8351, 0.4194, 0.3907, 0.3015, 0.5033, 0.5504],
        [0.6071, 0.3998, 0.8333, 0.3566, 0.3592, 0.4133, 0.5639, 0.5432],
        [0.6248, 0.3960, 0.8594, 0.5358, 0.4098, 0.5365, 0.6945, 0.5580],
        [0.5699, 0.3728, 0.7798, 0.5499, 0.4036, 0.4531, 0.6909, 0.5258],
        [0.5120, 0.3214, 0.8967, 0.3325, 0.5200, 0.2344, 0.7362, 0.5293],
        [0.6220, 0.4074, 0.8722, 0.4873, 0.4371, 0.5165, 0.6189, 0.5546]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6144, 0.4032, 0.8562, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.003960852511227131
step:  4
running loss:  0.0009902131278067827
Train Steps: 4/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6783, 0.4287, 0.8345, 0.4148, 0.3889, 0.3670, 0.5106, 0.5487],
        [0.6346, 0.3948, 0.8567, 0.5327, 0.4835, 0.5207, 0.6150, 0.5423],
        [0.6474, 0.3986, 0.8573, 0.3465, 0.4161, 0.2739, 0.6702, 0.5225],
        [0.6479, 0.4147, 0.7972, 0.2488, 0.4486, 0.2405, 0.6617, 0.5058],
        [0.0196, 0.0039, 0.7029, 0.2429, 0.4289, 0.2278, 0.5220, 0.5362],
        [0.5678, 0.3465, 0.8812, 0.5202, 0.3915, 0.5057, 0.6697, 0.4872],
        [0.6323, 0.3935, 0.8804, 0.3828, 0.3995, 0.3069, 0.6250, 0.5382],
        [0.6513, 0.4062, 0.7634, 0.2697, 0.4707, 0.2048, 0.6481, 0.5327]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00465098989661783
step:  5
running loss:  0.0009301979793235659
Train Steps: 5/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6552, 0.4114, 0.8774, 0.4658, 0.3782, 0.4515, 0.6856, 0.5181],
        [0.6604, 0.4108, 0.9086, 0.4488, 0.4350, 0.3231, 0.7029, 0.5382],
        [0.5866, 0.3753, 0.8584, 0.4249, 0.4075, 0.5679, 0.5804, 0.5033],
        [0.6180, 0.3723, 0.8611, 0.5224, 0.4083, 0.5331, 0.5848, 0.5022],
        [0.6441, 0.4107, 0.8707, 0.4167, 0.3678, 0.4041, 0.6107, 0.5390],
        [0.5974, 0.3602, 0.8996, 0.5247, 0.3950, 0.3934, 0.6271, 0.4822],
        [0.6110, 0.3776, 0.8502, 0.4215, 0.3777, 0.3466, 0.5408, 0.5714],
        [0.5673, 0.3445, 0.8787, 0.4207, 0.3819, 0.3933, 0.6621, 0.5070]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00511719353380613
step:  6
running loss:  0.0008528655889676884
 Train Steps: 6/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6628, 0.4258, 0.8829, 0.5384, 0.3582, 0.5162, 0.6053, 0.5552],
        [0.1885, 0.1040, 0.7453, 0.2245, 0.3961, 0.2227, 0.5406, 0.5308],
        [0.6685, 0.4067, 0.7905, 0.2101, 0.4101, 0.2576, 0.5969, 0.4991],
        [0.6771, 0.4192, 0.8103, 0.2036, 0.4245, 0.2512, 0.6132, 0.4906],
        [0.6017, 0.3746, 0.8931, 0.4406, 0.4620, 0.3175, 0.5585, 0.5956],
        [0.6587, 0.4070, 0.8789, 0.5625, 0.3910, 0.4548, 0.6079, 0.5264],
        [0.6750, 0.4058, 0.8986, 0.5292, 0.3593, 0.5000, 0.6943, 0.5169],
        [0.6772, 0.4275, 0.8966, 0.5189, 0.4330, 0.5449, 0.5616, 0.5367]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006649552000453696
step:  7
running loss:  0.0009499360000648137
Train Steps: 7/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5887, 0.3806, 0.9167, 0.4414, 0.3467, 0.4701, 0.6545, 0.4994],
        [0.6237, 0.4254, 0.9156, 0.4351, 0.4059, 0.5172, 0.5768, 0.5177],
        [0.6543, 0.4100, 0.7849, 0.2122, 0.3987, 0.2520, 0.6252, 0.5278],
        [0.6230, 0.3921, 0.8515, 0.4160, 0.3300, 0.3534, 0.6035, 0.5913],
        [0.6065, 0.3897, 0.8989, 0.3883, 0.3638, 0.4858, 0.5655, 0.5183],
        [0.6534, 0.4116, 0.8756, 0.5226, 0.3947, 0.5489, 0.7233, 0.5426],
        [0.6262, 0.3883, 0.9243, 0.4744, 0.3783, 0.5022, 0.6143, 0.4519],
        [0.6220, 0.3931, 0.8964, 0.5730, 0.4454, 0.4293, 0.5510, 0.5697]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007122047507436946
step:  8
running loss:  0.0008902559384296183
Train Steps: 8/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6781, 0.4366, 0.8292, 0.2767, 0.3947, 0.3024, 0.6299, 0.5228],
        [0.6502, 0.4163, 0.9356, 0.3927, 0.4165, 0.2404, 0.6043, 0.5037],
        [0.6243, 0.4212, 0.8959, 0.3969, 0.3492, 0.5258, 0.6535, 0.5265],
        [0.0754, 0.0272, 0.7135, 0.2025, 0.3964, 0.2239, 0.5353, 0.5389],
        [0.7175, 0.4695, 0.9051, 0.5078, 0.3554, 0.4924, 0.5934, 0.5303],
        [0.6314, 0.4253, 0.9020, 0.5113, 0.4033, 0.4586, 0.5315, 0.6031],
        [0.6845, 0.4592, 0.8323, 0.3439, 0.3670, 0.4061, 0.5821, 0.6231],
        [0.6510, 0.4404, 0.9164, 0.4900, 0.4029, 0.5442, 0.6044, 0.5414]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008067115588346496
step:  9
running loss:  0.000896346176482944
Train Steps: 9/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6229, 0.4118, 0.8863, 0.2859, 0.4184, 0.2557, 0.5658, 0.5340],
        [0.6148, 0.4197, 0.9315, 0.3354, 0.4334, 0.3215, 0.6852, 0.5903],
        [0.0754, 0.0627, 0.7600, 0.2218, 0.3954, 0.2259, 0.5242, 0.5600],
        [0.5883, 0.4249, 0.8646, 0.5609, 0.3616, 0.4497, 0.5613, 0.6069],
        [0.5997, 0.4042, 0.8556, 0.5515, 0.4356, 0.4546, 0.4996, 0.5693],
        [0.6244, 0.4190, 0.8221, 0.1943, 0.4030, 0.2628, 0.5984, 0.5144],
        [0.6360, 0.4487, 0.9374, 0.4746, 0.3753, 0.5383, 0.7273, 0.5499],
        [0.5903, 0.3867, 0.7336, 0.2222, 0.3727, 0.2676, 0.5683, 0.5639]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008671639865497127
step:  10
running loss:  0.0008671639865497127
 Train Steps: 10/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5651, 0.3872, 0.9091, 0.3589, 0.4060, 0.3687, 0.7129, 0.5629],
        [0.5442, 0.3813, 0.8742, 0.4722, 0.4190, 0.4401, 0.5225, 0.5954],
        [0.5596, 0.3881, 0.8712, 0.4179, 0.3868, 0.4584, 0.5164, 0.5327],
        [0.5353, 0.3653, 0.8768, 0.3212, 0.3934, 0.3146, 0.6572, 0.5564],
        [0.5771, 0.3766, 0.8791, 0.4666, 0.4206, 0.5151, 0.6954, 0.5690],
        [0.5786, 0.3886, 0.7983, 0.4074, 0.3795, 0.4221, 0.5060, 0.5502],
        [0.5158, 0.3602, 0.8586, 0.4000, 0.3567, 0.3225, 0.5129, 0.5861],
        [0.6043, 0.4215, 0.8886, 0.4290, 0.4082, 0.4468, 0.5101, 0.5186]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00954322874895297
step:  11
running loss:  0.0008675662499048154
Train Steps: 11/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5483, 0.3622, 0.8770, 0.4779, 0.3990, 0.5093, 0.6017, 0.5437],
        [0.5784, 0.3904, 0.8539, 0.5166, 0.3958, 0.4806, 0.5558, 0.5333],
        [0.5637, 0.3742, 0.7941, 0.2559, 0.3872, 0.3076, 0.6280, 0.5515],
        [0.5998, 0.4185, 0.8796, 0.5261, 0.3549, 0.4438, 0.6606, 0.5561],
        [0.6237, 0.4060, 0.8862, 0.4990, 0.3595, 0.3872, 0.5895, 0.5282],
        [0.5888, 0.3756, 0.7120, 0.2081, 0.3834, 0.2500, 0.6050, 0.5684],
        [0.5443, 0.3876, 0.8513, 0.4988, 0.4388, 0.5221, 0.5204, 0.5598],
        [0.5425, 0.3668, 0.8625, 0.4351, 0.4530, 0.4921, 0.5606, 0.5558]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010210297914454713
step:  12
running loss:  0.0008508581595378928
Train Steps: 12/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6665, 0.4454, 0.8174, 0.4735, 0.3770, 0.3649, 0.5131, 0.5624],
        [0.5387, 0.3739, 0.7161, 0.2188, 0.4464, 0.2063, 0.5391, 0.5532],
        [0.2135, 0.1407, 0.6820, 0.1918, 0.4179, 0.2471, 0.5318, 0.5153],
        [0.6443, 0.4274, 0.6857, 0.2046, 0.4088, 0.2694, 0.6036, 0.5470],
        [0.6675, 0.4486, 0.8739, 0.4873, 0.3920, 0.4055, 0.5779, 0.5486],
        [0.6897, 0.4687, 0.8466, 0.5476, 0.3902, 0.4891, 0.5805, 0.5826],
        [0.2292, 0.1626, 0.8446, 0.2121, 0.5398, 0.2417, 0.7055, 0.5412],
        [0.6525, 0.4344, 0.8758, 0.5061, 0.3929, 0.4984, 0.7030, 0.5711]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013074482005322352
step:  13
running loss:  0.0010057293850247962
Train Steps: 13/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6209, 0.3946, 0.7829, 0.2354, 0.4578, 0.2138, 0.5985, 0.5199],
        [0.5912, 0.3801, 0.8002, 0.5580, 0.4329, 0.5129, 0.5151, 0.5371],
        [0.5538, 0.3627, 0.6871, 0.2188, 0.3659, 0.3580, 0.5647, 0.5449],
        [0.5544, 0.3579, 0.8420, 0.5472, 0.3969, 0.4023, 0.6108, 0.4973],
        [0.5533, 0.3713, 0.8420, 0.4789, 0.3996, 0.3498, 0.6161, 0.5338],
        [0.5912, 0.3869, 0.8465, 0.3534, 0.4348, 0.3184, 0.6907, 0.5468],
        [0.6274, 0.3913, 0.8715, 0.4603, 0.3700, 0.3854, 0.6073, 0.5570],
        [0.5417, 0.3396, 0.7500, 0.1926, 0.4977, 0.1744, 0.6412, 0.5392]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014277539594331756
step:  14
running loss:  0.0010198242567379826
 Train Steps: 14/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5333, 0.3506, 0.6552, 0.2076, 0.4242, 0.1751, 0.5727, 0.5451],
        [0.4893, 0.3109, 0.8448, 0.5058, 0.4601, 0.5073, 0.5673, 0.4904],
        [0.5904, 0.3878, 0.7141, 0.1966, 0.4354, 0.2181, 0.6287, 0.5480],
        [0.5772, 0.3840, 0.8524, 0.4117, 0.3834, 0.3702, 0.5531, 0.5023],
        [0.6300, 0.4052, 0.8221, 0.5879, 0.3911, 0.4689, 0.6662, 0.5207],
        [0.6077, 0.3779, 0.8499, 0.4657, 0.3675, 0.4600, 0.6185, 0.5338],
        [0.6065, 0.3866, 0.8750, 0.4366, 0.3635, 0.3120, 0.6016, 0.5102],
        [0.5697, 0.3748, 0.8739, 0.4813, 0.3705, 0.4117, 0.6781, 0.5255]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015163687261519954
step:  15
running loss:  0.0010109124841013303
Train Steps: 15/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5410, 0.3491, 0.8061, 0.3897, 0.3737, 0.3296, 0.5710, 0.5361],
        [0.5908, 0.3836, 0.8486, 0.5070, 0.3837, 0.4084, 0.5487, 0.5290],
        [0.5794, 0.3698, 0.8578, 0.4783, 0.4464, 0.5413, 0.6610, 0.5036],
        [0.5673, 0.3616, 0.8306, 0.5433, 0.3512, 0.3234, 0.6101, 0.5062],
        [0.5835, 0.3757, 0.8322, 0.3436, 0.3784, 0.2795, 0.6196, 0.4811],
        [0.5601, 0.3804, 0.8507, 0.4410, 0.4294, 0.4775, 0.6118, 0.5142],
        [0.6267, 0.4019, 0.8304, 0.4744, 0.3647, 0.2856, 0.5849, 0.5461],
        [0.6285, 0.4035, 0.8221, 0.4240, 0.3711, 0.4418, 0.5872, 0.4826]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.016262349992757663
step:  16
running loss:  0.001016396874547354
Train Steps: 16/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6855, 0.4411, 0.8811, 0.4829, 0.3468, 0.4056, 0.5976, 0.4854],
        [0.6003, 0.3924, 0.8620, 0.5050, 0.4516, 0.4777, 0.5454, 0.5403],
        [0.7025, 0.4502, 0.8847, 0.4959, 0.3405, 0.4132, 0.5959, 0.4986],
        [0.6217, 0.3892, 0.8945, 0.4343, 0.3822, 0.2371, 0.5838, 0.4497],
        [0.0274, 0.0246, 0.6846, 0.2371, 0.3901, 0.1621, 0.5692, 0.5287],
        [0.6936, 0.4408, 0.8705, 0.5191, 0.3849, 0.3495, 0.7009, 0.5208],
        [0.6504, 0.4256, 0.8840, 0.5347, 0.4355, 0.5537, 0.5773, 0.5028],
        [0.6316, 0.4177, 0.7242, 0.3255, 0.3338, 0.3280, 0.5260, 0.4997]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0170363754441496
step:  17
running loss:  0.0010021397320088
Train Steps: 17/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6260, 0.4011, 0.7258, 0.3199, 0.3612, 0.2915, 0.5442, 0.5361],
        [0.7346, 0.4767, 0.9288, 0.5064, 0.4090, 0.3807, 0.7193, 0.5532],
        [0.6979, 0.4502, 0.8781, 0.4688, 0.3707, 0.4679, 0.5312, 0.5525],
        [0.6071, 0.3951, 0.8454, 0.2538, 0.4587, 0.1876, 0.6201, 0.4572],
        [0.0940, 0.0501, 0.8083, 0.3363, 0.3641, 0.2925, 0.5379, 0.5242],
        [0.6665, 0.4243, 0.8967, 0.5811, 0.4485, 0.5496, 0.5898, 0.5064],
        [0.6506, 0.4104, 0.7844, 0.2195, 0.4589, 0.1643, 0.5733, 0.4783],
        [0.6472, 0.4191, 0.7120, 0.3332, 0.3684, 0.2936, 0.5573, 0.5656]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018217981763882563
step:  18
running loss:  0.0010121100979934756
 Train Steps: 18/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5512, 0.3725, 0.7604, 0.2443, 0.4207, 0.1884, 0.5394, 0.5562],
        [0.6294, 0.3869, 0.9030, 0.5222, 0.4701, 0.5182, 0.5802, 0.5584],
        [0.5952, 0.3779, 0.7930, 0.3845, 0.3451, 0.3834, 0.5343, 0.5833],
        [0.6804, 0.4306, 0.8026, 0.3019, 0.3634, 0.2921, 0.5605, 0.4898],
        [0.6347, 0.4243, 0.7262, 0.2597, 0.4223, 0.1819, 0.5501, 0.5555],
        [0.5753, 0.3615, 0.9085, 0.5114, 0.4387, 0.5237, 0.5442, 0.5066],
        [0.5027, 0.3365, 0.8310, 0.3479, 0.3453, 0.2930, 0.5062, 0.5514],
        [0.6423, 0.4073, 0.9061, 0.5245, 0.4004, 0.5121, 0.5782, 0.5466]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019125032442389056
step:  19
running loss:  0.0010065806548625819
Train Steps: 19/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5837, 0.5600],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6359, 0.4048, 0.9052, 0.3762, 0.3995, 0.2797, 0.5899, 0.5466],
        [0.6064, 0.3951, 0.8949, 0.4519, 0.3761, 0.3334, 0.5104, 0.6051],
        [0.6164, 0.3700, 0.8848, 0.5386, 0.4169, 0.5256, 0.5715, 0.5245],
        [0.6481, 0.4276, 0.7565, 0.2404, 0.3964, 0.2855, 0.5759, 0.5843],
        [0.6212, 0.4118, 0.8703, 0.3438, 0.3663, 0.3934, 0.5951, 0.5677],
        [0.6131, 0.3926, 0.8612, 0.3559, 0.3660, 0.3619, 0.5658, 0.5549],
        [0.5858, 0.3855, 0.7570, 0.2178, 0.4388, 0.2146, 0.5812, 0.5519],
        [0.5676, 0.3535, 0.8760, 0.4405, 0.4186, 0.5101, 0.5055, 0.5193]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5838, 0.5600],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01953231156221591
step:  20
running loss:  0.0009766155781107955
Train Steps: 20/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7210, 0.4565, 0.9084, 0.3731, 0.3526, 0.3772, 0.5655, 0.5376],
        [0.8087, 0.5395, 0.8758, 0.5171, 0.3853, 0.3925, 0.5778, 0.5738],
        [0.1119, 0.0785, 0.7751, 0.2568, 0.4144, 0.2698, 0.5499, 0.5953],
        [0.6822, 0.4636, 0.8693, 0.4949, 0.4949, 0.5419, 0.5108, 0.5413],
        [0.7736, 0.5026, 0.8111, 0.3225, 0.3772, 0.3114, 0.5589, 0.5785],
        [0.0275, 0.0309, 0.7832, 0.2323, 0.4275, 0.1838, 0.5191, 0.5356],
        [0.7302, 0.4657, 0.9031, 0.4539, 0.3850, 0.5179, 0.6317, 0.5228],
        [0.6900, 0.4722, 0.8493, 0.4946, 0.4511, 0.5650, 0.5092, 0.5610]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022330504696583375
step:  21
running loss:  0.0010633573665039702
Train Steps: 21/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6185, 0.3869, 0.8579, 0.5263, 0.4154, 0.5089, 0.5843, 0.5349],
        [0.6103, 0.4033, 0.8438, 0.3815, 0.3781, 0.4424, 0.5075, 0.5624],
        [0.6637, 0.4565, 0.8744, 0.4178, 0.4033, 0.4657, 0.4512, 0.5411],
        [0.6865, 0.4526, 0.8055, 0.3225, 0.3858, 0.3246, 0.5445, 0.5547],
        [0.6587, 0.4332, 0.8624, 0.2587, 0.5050, 0.2517, 0.6967, 0.5345],
        [0.1376, 0.0907, 0.8921, 0.2710, 0.5097, 0.2876, 0.7036, 0.5853],
        [0.6178, 0.4209, 0.7452, 0.2694, 0.3747, 0.3018, 0.5023, 0.5806],
        [0.6423, 0.4236, 0.8180, 0.3788, 0.3601, 0.3860, 0.5589, 0.6233]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.023386229382595047
step:  22
running loss:  0.001063010426481593
 Train Steps: 22/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5246, 0.3330, 0.8417, 0.5379, 0.3996, 0.5314, 0.5079, 0.5074],
        [0.5499, 0.3492, 0.8426, 0.2148, 0.5311, 0.2304, 0.6864, 0.5399],
        [0.5512, 0.3678, 0.6624, 0.2023, 0.4101, 0.2173, 0.4776, 0.5696],
        [0.5862, 0.3871, 0.8917, 0.2849, 0.4597, 0.2297, 0.5993, 0.5250],
        [0.5173, 0.3275, 0.7987, 0.2612, 0.3914, 0.2580, 0.5748, 0.5194],
        [0.5717, 0.3551, 0.8947, 0.4054, 0.3440, 0.4823, 0.6041, 0.5235],
        [0.5840, 0.3897, 0.7675, 0.2568, 0.3996, 0.3258, 0.5925, 0.6365],
        [0.5287, 0.3531, 0.7851, 0.3243, 0.3914, 0.2944, 0.5629, 0.5665]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.024698010383872315
step:  23
running loss:  0.001073826538429231
Train Steps: 23/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5903, 0.3847, 0.8431, 0.5428, 0.4399, 0.4542, 0.5502, 0.5792],
        [0.5266, 0.3435, 0.7182, 0.2179, 0.3495, 0.3179, 0.5764, 0.5612],
        [0.5280, 0.3317, 0.8819, 0.4689, 0.3673, 0.4914, 0.5831, 0.5414],
        [0.6012, 0.3880, 0.8877, 0.2876, 0.4039, 0.2774, 0.6887, 0.5500],
        [0.5292, 0.3549, 0.8352, 0.2285, 0.5218, 0.1683, 0.6503, 0.5430],
        [0.5647, 0.3668, 0.8404, 0.3564, 0.3523, 0.3591, 0.5268, 0.5653],
        [0.5416, 0.3683, 0.8392, 0.5033, 0.4493, 0.5229, 0.5332, 0.5184],
        [0.4986, 0.3387, 0.7712, 0.2292, 0.4214, 0.1707, 0.5749, 0.5097]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02608701281133108
step:  24
running loss:  0.0010869588671387949
Train Steps: 24/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7749, 0.5050, 0.8667, 0.5227, 0.4023, 0.5295, 0.7262, 0.5520],
        [0.1078, 0.0715, 0.8621, 0.3088, 0.5078, 0.1750, 0.6640, 0.5756],
        [0.7126, 0.4748, 0.8329, 0.4779, 0.4340, 0.5367, 0.5249, 0.5027],
        [0.7413, 0.5045, 0.8681, 0.4425, 0.4100, 0.4426, 0.5186, 0.5116],
        [0.7770, 0.5188, 0.8618, 0.3211, 0.4173, 0.4002, 0.6991, 0.5632],
        [0.0340, 0.0423, 0.6935, 0.2104, 0.4144, 0.1369, 0.5162, 0.5456],
        [0.7058, 0.4849, 0.8911, 0.3628, 0.4073, 0.3391, 0.7341, 0.5740],
        [0.1683, 0.1309, 0.7931, 0.3116, 0.3325, 0.3041, 0.5446, 0.5366]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02925560690346174
step:  25
running loss:  0.0011702242761384696
Train Steps: 25/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5933, 0.3969, 0.8577, 0.3590, 0.4118, 0.2590, 0.5607, 0.5364],
        [0.5607, 0.3531, 0.8947, 0.4054, 0.3543, 0.4176, 0.6658, 0.5124],
        [0.5784, 0.3753, 0.8585, 0.5589, 0.4376, 0.4992, 0.6307, 0.5515],
        [0.5546, 0.3648, 0.7714, 0.2658, 0.4262, 0.2079, 0.6115, 0.5436],
        [0.4776, 0.3190, 0.8711, 0.3610, 0.3545, 0.3455, 0.6230, 0.5217],
        [0.5311, 0.3501, 0.8663, 0.4774, 0.4244, 0.4933, 0.6378, 0.5392],
        [0.5744, 0.3876, 0.7364, 0.2986, 0.3520, 0.3252, 0.5476, 0.5329],
        [0.6285, 0.4031, 0.8640, 0.5768, 0.3735, 0.3970, 0.6315, 0.5407]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03047404598328285
step:  26
running loss:  0.001172078691664725
 Train Steps: 26/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5571,  0.3781,  0.8592,  0.4977,  0.3940,  0.5043,  0.6304,  0.5167],
        [-0.0641, -0.0320,  0.8451,  0.2732,  0.5266,  0.1686,  0.6831,  0.5694],
        [ 0.5501,  0.3686,  0.8577,  0.4885,  0.4755,  0.5070,  0.5333,  0.5305],
        [ 0.6006,  0.4094,  0.8789,  0.5209,  0.3491,  0.3783,  0.6467,  0.4951],
        [ 0.5343,  0.3618,  0.8626,  0.4401,  0.4468,  0.5363,  0.6245,  0.5325],
        [ 0.5859,  0.4038,  0.8746,  0.5054,  0.3550,  0.4501,  0.6062,  0.5472],
        [ 0.5593,  0.3798,  0.8754,  0.3642,  0.4343,  0.2383,  0.6505,  0.5330],
        [ 0.6434,  0.4352,  0.8833,  0.4716,  0.3494,  0.3238,  0.6562,  0.5142]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03130909425090067
step:  27
running loss:  0.0011595960833666915
Train Steps: 27/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
        [0.6153, 0.4117, 0.8688, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [   nan,    nan, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6480,  0.4196,  0.8940,  0.5324,  0.3837,  0.5083,  0.6373,  0.5335],
        [ 0.6795,  0.4661,  0.8864,  0.5449,  0.4735,  0.5319,  0.6194,  0.5147],
        [ 0.5716,  0.3851,  0.8499,  0.3645,  0.3668,  0.3217,  0.6308,  0.5389],
        [ 0.6398,  0.4191,  0.8459,  0.3649,  0.3495,  0.3682,  0.6308,  0.5194],
        [ 0.6781,  0.4620,  0.7139,  0.3219,  0.4760,  0.1850,  0.5917,  0.5935],
        [-0.0955, -0.0567,  0.8607,  0.2603,  0.5467,  0.2307,  0.7484,  0.5299],
        [ 0.6616,  0.4385,  0.8714,  0.4713,  0.3620,  0.3759,  0.5641,  0.5374],
        [ 0.1023,  0.0534,  0.6864,  0.2369,  0.4190,  0.1628,  0.5558,  0.5566]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583],
         [0.6154, 0.4117, 0.8687, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.0000, 0.0000, 0.6469, 0.1943, 0.4025, 0.2000, 0.5125, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03243761681369506
step:  28
running loss:  0.0011584863147748234
Train Steps: 28/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5333, 0.3519, 0.8224, 0.5819, 0.4291, 0.4459, 0.5833, 0.5994],
        [0.5432, 0.3570, 0.8515, 0.3269, 0.3724, 0.3711, 0.6106, 0.5296],
        [0.5232, 0.3436, 0.8307, 0.3767, 0.3578, 0.3805, 0.5443, 0.4934],
        [0.6259, 0.4124, 0.9127, 0.4304, 0.4193, 0.4777, 0.7340, 0.5407],
        [0.5638, 0.3596, 0.8785, 0.5704, 0.3951, 0.3730, 0.6073, 0.4628],
        [0.5675, 0.3640, 0.8701, 0.5401, 0.4035, 0.4203, 0.6903, 0.5244],
        [0.5548, 0.3612, 0.8543, 0.4221, 0.3882, 0.4384, 0.5354, 0.5408],
        [0.5765, 0.3649, 0.8960, 0.4664, 0.4072, 0.3573, 0.5822, 0.5698]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03350451713777147
step:  29
running loss:  0.0011553281771645334
Train Steps: 29/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5300, 0.3320, 0.8162, 0.3578, 0.3960, 0.3841, 0.5884, 0.6032],
        [0.5531, 0.3594, 0.8705, 0.6327, 0.3978, 0.4552, 0.6268, 0.5013],
        [0.6140, 0.3880, 0.8141, 0.3311, 0.4078, 0.2734, 0.5962, 0.5032],
        [0.5975, 0.3754, 0.8768, 0.3859, 0.3943, 0.3580, 0.6395, 0.5108],
        [0.5600, 0.3510, 0.8141, 0.3194, 0.3890, 0.3210, 0.6084, 0.5404],
        [0.5502, 0.3410, 0.7539, 0.3059, 0.3619, 0.3273, 0.5426, 0.5130],
        [0.5694, 0.3608, 0.8149, 0.3133, 0.4233, 0.2520, 0.5978, 0.5442],
        [0.5955, 0.3840, 0.7417, 0.2904, 0.3905, 0.2555, 0.5303, 0.5149]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03453243928379379
step:  30
running loss:  0.001151081309459793
 Train Steps: 30/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6427, 0.4202, 0.8314, 0.6064, 0.3901, 0.5030, 0.5913, 0.4913],
        [0.6279, 0.4157, 0.8776, 0.5284, 0.3637, 0.4915, 0.5434, 0.5713],
        [0.6431, 0.4021, 0.8803, 0.4585, 0.3645, 0.4955, 0.5290, 0.5244],
        [0.6660, 0.4271, 0.8366, 0.5968, 0.3659, 0.4531, 0.5882, 0.4971],
        [0.2643, 0.1526, 0.8646, 0.2992, 0.5143, 0.2550, 0.6820, 0.5459],
        [0.6371, 0.4096, 0.8860, 0.3984, 0.3991, 0.3012, 0.6437, 0.5549],
        [0.6351, 0.4026, 0.8868, 0.4923, 0.3529, 0.4365, 0.5662, 0.5320],
        [0.6200, 0.4089, 0.8712, 0.4522, 0.4741, 0.5675, 0.5527, 0.5659]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0018, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03629230541992001
step:  31
running loss:  0.0011707195296748391
Train Steps: 31/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6312, 0.4087, 0.8552, 0.2854, 0.4418, 0.2874, 0.6899, 0.5743],
        [0.6343, 0.4257, 0.8424, 0.5669, 0.4541, 0.5228, 0.5158, 0.5439],
        [0.5952, 0.3849, 0.8683, 0.5273, 0.4134, 0.5349, 0.5800, 0.5326],
        [0.6040, 0.3875, 0.8703, 0.3866, 0.3464, 0.3959, 0.5834, 0.5296],
        [0.5615, 0.3480, 0.6886, 0.2595, 0.4079, 0.2172, 0.4974, 0.5599],
        [0.6166, 0.3884, 0.8692, 0.4099, 0.3551, 0.4637, 0.5817, 0.5406],
        [0.5760, 0.3547, 0.7143, 0.2348, 0.3887, 0.2061, 0.5262, 0.5102],
        [0.5566, 0.3679, 0.8671, 0.4734, 0.3623, 0.4301, 0.5038, 0.5463]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03677627723664045
step:  32
running loss:  0.0011492586636450142
Train Steps: 32/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6957, 0.4481, 0.8929, 0.5009, 0.4728, 0.5124, 0.5399, 0.5542],
        [0.6731, 0.4449, 0.7781, 0.3020, 0.3991, 0.3333, 0.6170, 0.6263],
        [0.6312, 0.4144, 0.6878, 0.2701, 0.3600, 0.2677, 0.5420, 0.5699],
        [0.6798, 0.4307, 0.9188, 0.4046, 0.4165, 0.2358, 0.5908, 0.4885],
        [0.6334, 0.4017, 0.8684, 0.4303, 0.3911, 0.5226, 0.5477, 0.4909],
        [0.6938, 0.4446, 0.8939, 0.4294, 0.4075, 0.5651, 0.5999, 0.5187],
        [0.1302, 0.0652, 0.6944, 0.2737, 0.3742, 0.2653, 0.5407, 0.5516],
        [0.6296, 0.4025, 0.6964, 0.2256, 0.3679, 0.2693, 0.5542, 0.5215]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.037722738285083324
step:  33
running loss:  0.0011431132813661613
Train Steps: 33/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6207, 0.4087, 0.7299, 0.2346, 0.3832, 0.2794, 0.5773, 0.5598],
        [0.6340, 0.4120, 0.9302, 0.4444, 0.3620, 0.4391, 0.5457, 0.5405],
        [0.6096, 0.4085, 0.8734, 0.5473, 0.5027, 0.5276, 0.4847, 0.5311],
        [0.6392, 0.4208, 0.9139, 0.4806, 0.3919, 0.4799, 0.5381, 0.5347],
        [0.6476, 0.4382, 0.7389, 0.2453, 0.3673, 0.3284, 0.5825, 0.5613],
        [0.5024, 0.3274, 0.6944, 0.2168, 0.3967, 0.2365, 0.5230, 0.5248],
        [0.5912, 0.4161, 0.7449, 0.2064, 0.4182, 0.2596, 0.5937, 0.5524],
        [0.6630, 0.4463, 0.8269, 0.5501, 0.3866, 0.5200, 0.6644, 0.5626]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
 loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03848643408855423
step:  34
running loss:  0.001131953943781007
Train Steps: 34/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6183, 0.4021, 0.8597, 0.4573, 0.3796, 0.3890, 0.5009, 0.5528],
        [0.6546, 0.4281, 0.8510, 0.4200, 0.3696, 0.3607, 0.5795, 0.5611],
        [0.6465, 0.4086, 0.8639, 0.4932, 0.3910, 0.4767, 0.5734, 0.5107],
        [0.6153, 0.4060, 0.7664, 0.2453, 0.3581, 0.4111, 0.6184, 0.5636],
        [0.6052, 0.4063, 0.7235, 0.2073, 0.3895, 0.3052, 0.5874, 0.5488],
        [0.6432, 0.4107, 0.8695, 0.4533, 0.3793, 0.4444, 0.5860, 0.5381],
        [0.6142, 0.4123, 0.8144, 0.3713, 0.3490, 0.3675, 0.5293, 0.5152],
        [0.7097, 0.4605, 0.8296, 0.2603, 0.4559, 0.2119, 0.6177, 0.5250]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03889687912305817
step:  35
running loss:  0.0011113394035159477
Train Steps: 35/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [0.6147, 0.4081, 0.8538, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6272, 0.4205, 0.8835, 0.3393, 0.3981, 0.2917, 0.6411, 0.5323],
        [0.5420, 0.3742, 0.8473, 0.4490, 0.3551, 0.4554, 0.6004, 0.5777],
        [0.6386, 0.4225, 0.8350, 0.4646, 0.4252, 0.4898, 0.5376, 0.5558],
        [0.6313, 0.4140, 0.8614, 0.3493, 0.3677, 0.3204, 0.5472, 0.5091],
        [0.5479, 0.3567, 0.8535, 0.3825, 0.3773, 0.4866, 0.6150, 0.5179],
        [0.5576, 0.3567, 0.6646, 0.1769, 0.3972, 0.2270, 0.5550, 0.5160],
        [0.6751, 0.4624, 0.7140, 0.2613, 0.4381, 0.2245, 0.5698, 0.5634],
        [0.6748, 0.4515, 0.8537, 0.2882, 0.4649, 0.2031, 0.6719, 0.5120]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.6147, 0.4081, 0.8537, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03962359408615157
step:  36
running loss:  0.001100655391281988
Train Steps: 36/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6731, 0.4660, 0.7442, 0.2541, 0.3794, 0.2471, 0.5337, 0.5815],
        [0.5771, 0.3816, 0.8796, 0.4264, 0.3821, 0.3529, 0.5279, 0.5435],
        [0.5705, 0.3869, 0.9043, 0.3565, 0.3812, 0.3285, 0.6388, 0.5319],
        [0.5005, 0.3500, 0.8975, 0.4178, 0.3760, 0.4214, 0.6897, 0.5422],
        [0.5129, 0.3521, 0.8153, 0.3398, 0.3702, 0.2708, 0.5315, 0.5734],
        [0.5919, 0.4103, 0.7996, 0.1988, 0.3947, 0.3031, 0.6229, 0.5450],
        [0.6546, 0.4317, 0.6917, 0.1848, 0.4577, 0.1434, 0.5603, 0.5350],
        [0.6887, 0.4524, 0.8398, 0.3022, 0.3768, 0.2874, 0.5113, 0.5499]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04108484456082806
step:  37
running loss:  0.0011104012043467043
Train Steps: 37/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7004, 0.4781, 0.6918, 0.2217, 0.4056, 0.1450, 0.5147, 0.5004],
        [0.6227, 0.4156, 0.8690, 0.3062, 0.3745, 0.2790, 0.5618, 0.5130],
        [0.5683, 0.3657, 0.9082, 0.3851, 0.4262, 0.3278, 0.6973, 0.5923],
        [0.6048, 0.4049, 0.7707, 0.2541, 0.3962, 0.2739, 0.6194, 0.5442],
        [0.5766, 0.3658, 0.8741, 0.4772, 0.4067, 0.5390, 0.6700, 0.5635],
        [0.6280, 0.4125, 0.8869, 0.4231, 0.3597, 0.2912, 0.6195, 0.4975],
        [0.5745, 0.3832, 0.7137, 0.2926, 0.3510, 0.3062, 0.5140, 0.5181],
        [0.6141, 0.4022, 0.8545, 0.4257, 0.3587, 0.3034, 0.5714, 0.5359]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04196064005373046
step:  38
running loss:  0.001104227369835012
 Train Steps: 38/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6322, 0.4343, 0.8624, 0.3162, 0.4473, 0.1855, 0.6437, 0.4917],
        [0.6319, 0.4302, 0.7483, 0.2713, 0.3327, 0.2648, 0.5815, 0.5005],
        [0.6248, 0.3952, 0.8612, 0.4800, 0.4064, 0.4749, 0.7014, 0.5224],
        [0.6160, 0.4161, 0.8835, 0.4645, 0.4237, 0.5160, 0.5874, 0.5665],
        [0.6446, 0.4308, 0.6868, 0.2093, 0.3712, 0.1665, 0.5641, 0.5247],
        [0.6253, 0.4151, 0.8410, 0.4777, 0.4036, 0.4330, 0.5291, 0.5450],
        [0.5632, 0.3792, 0.8631, 0.3644, 0.3287, 0.3986, 0.6136, 0.5751],
        [0.6078, 0.4056, 0.8220, 0.5465, 0.4432, 0.4151, 0.5733, 0.5377]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.042734951653983444
step:  39
running loss:  0.0010957679911277806
Train Steps: 39/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6414, 0.4290, 0.8107, 0.5311, 0.3755, 0.4731, 0.6912, 0.5280],
        [0.6003, 0.3886, 0.7825, 0.4177, 0.3560, 0.4139, 0.5226, 0.5284],
        [0.6446, 0.4353, 0.7344, 0.3098, 0.3624, 0.2710, 0.5068, 0.5727],
        [0.5883, 0.3823, 0.8884, 0.4842, 0.3630, 0.3670, 0.5167, 0.5230],
        [0.6610, 0.4082, 0.8864, 0.4826, 0.3667, 0.4435, 0.6328, 0.5101],
        [0.6120, 0.3974, 0.8367, 0.4157, 0.3598, 0.4524, 0.5596, 0.4991],
        [0.7246, 0.4780, 0.9052, 0.3613, 0.3900, 0.2460, 0.6239, 0.5306],
        [0.6220, 0.4103, 0.8976, 0.4861, 0.3990, 0.3335, 0.7187, 0.5409]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0431966645992361
step:  40
running loss:  0.0010799166149809026
Train Steps: 40/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6134, 0.3949, 0.8595, 0.3987, 0.3494, 0.3724, 0.5910, 0.5731],
        [0.6684, 0.4354, 0.8558, 0.3522, 0.3534, 0.3221, 0.6058, 0.5432],
        [0.6412, 0.4086, 0.8021, 0.3002, 0.3626, 0.3407, 0.6261, 0.5365],
        [0.6907, 0.4500, 0.8277, 0.5763, 0.4382, 0.4893, 0.5934, 0.5552],
        [0.6440, 0.4196, 0.8511, 0.5767, 0.3726, 0.4335, 0.6587, 0.4990],
        [0.6427, 0.4119, 0.8444, 0.4761, 0.3769, 0.4700, 0.5662, 0.5726],
        [0.6348, 0.3972, 0.8611, 0.3470, 0.3555, 0.3311, 0.6533, 0.5098],
        [0.6770, 0.4490, 0.8951, 0.5009, 0.3560, 0.4613, 0.6049, 0.5530]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04362316819606349
step:  41
running loss:  0.0010639797120991095
Train Steps: 41/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5952, 0.3894, 0.7800, 0.2822, 0.3461, 0.3827, 0.6112, 0.5220],
        [0.6692, 0.4349, 0.8421, 0.5854, 0.4277, 0.5497, 0.5884, 0.5794],
        [0.7066, 0.4452, 0.8616, 0.3625, 0.4512, 0.2253, 0.6105, 0.5051],
        [0.6223, 0.3899, 0.7771, 0.2893, 0.3718, 0.3561, 0.5877, 0.5753],
        [0.5444, 0.3587, 0.7548, 0.2279, 0.4270, 0.2348, 0.6474, 0.5424],
        [0.6348, 0.4049, 0.8640, 0.4997, 0.3731, 0.3949, 0.5174, 0.5608],
        [0.6215, 0.3988, 0.8642, 0.5334, 0.3727, 0.4115, 0.6142, 0.5432],
        [0.6647, 0.4366, 0.8561, 0.5870, 0.4228, 0.4839, 0.5994, 0.5959]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04430640529608354
step:  42
running loss:  0.001054914411811513
 Train Steps: 42/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6467, 0.4283, 0.8193, 0.5591, 0.4115, 0.5895, 0.7145, 0.5837],
        [0.6037, 0.3921, 0.8437, 0.3812, 0.3790, 0.3736, 0.5460, 0.5361],
        [0.6682, 0.4433, 0.8867, 0.5180, 0.3720, 0.4951, 0.5859, 0.5464],
        [0.6078, 0.4041, 0.8402, 0.3575, 0.3668, 0.4851, 0.6394, 0.5646],
        [0.6845, 0.4671, 0.8428, 0.5293, 0.3853, 0.4209, 0.5545, 0.5740],
        [0.6057, 0.3982, 0.8355, 0.4236, 0.3830, 0.3535, 0.5858, 0.5416],
        [0.5911, 0.3794, 0.8517, 0.4044, 0.3831, 0.3585, 0.5884, 0.5192],
        [0.6004, 0.3727, 0.9194, 0.3995, 0.4778, 0.3034, 0.7175, 0.5427]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.044957086036447436
step:  43
running loss:  0.0010455136287545914
Train Steps: 43/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6396, 0.4144, 0.8675, 0.5608, 0.3827, 0.4323, 0.5664, 0.5795],
        [0.5833, 0.3797, 0.8016, 0.2433, 0.3960, 0.2990, 0.6173, 0.5316],
        [0.6888, 0.4475, 0.8880, 0.4995, 0.4760, 0.5530, 0.6200, 0.5388],
        [0.6149, 0.3904, 0.8058, 0.4255, 0.3589, 0.4215, 0.5320, 0.5407],
        [0.6182, 0.4064, 0.8864, 0.5289, 0.4396, 0.5638, 0.6034, 0.5243],
        [0.6576, 0.4455, 0.8199, 0.5035, 0.4000, 0.3319, 0.5725, 0.6120],
        [0.5834, 0.3808, 0.8157, 0.2679, 0.4248, 0.2818, 0.6214, 0.5289],
        [0.6289, 0.4154, 0.8847, 0.3929, 0.3923, 0.5196, 0.6435, 0.5359]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04550424014450982
step:  44
running loss:  0.0010341872760115868
Train Steps: 44/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6898, 0.4383, 0.9413, 0.4102, 0.4053, 0.3490, 0.6271, 0.5214],
        [0.0654, 0.0371, 0.8057, 0.2584, 0.3954, 0.3384, 0.5145, 0.5398],
        [0.5854, 0.3809, 0.7735, 0.2698, 0.3950, 0.3140, 0.5210, 0.5573],
        [0.7269, 0.4606, 0.8708, 0.5288, 0.4172, 0.5184, 0.5386, 0.5147],
        [0.7218, 0.4794, 0.8484, 0.5600, 0.4143, 0.4491, 0.5731, 0.6127],
        [0.6632, 0.4350, 0.8738, 0.5665, 0.3998, 0.5053, 0.6562, 0.5334],
        [0.6927, 0.4557, 0.8649, 0.5187, 0.4277, 0.5654, 0.7123, 0.5794],
        [0.6533, 0.4278, 0.8803, 0.3830, 0.3984, 0.3294, 0.5873, 0.5378]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04684005380840972
step:  45
running loss:  0.0010408900846313272
Train Steps: 45/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0948, 0.0649, 0.7369, 0.2828, 0.4063, 0.2761, 0.5456, 0.5900],
        [0.6272, 0.3999, 0.7922, 0.2179, 0.4729, 0.1858, 0.5854, 0.5116],
        [0.6376, 0.4229, 0.7174, 0.2835, 0.3986, 0.2754, 0.5660, 0.5660],
        [0.6890, 0.4232, 0.9184, 0.5697, 0.4056, 0.4773, 0.5971, 0.5330],
        [0.6022, 0.3880, 0.8296, 0.3167, 0.3761, 0.3408, 0.6021, 0.5541],
        [0.6351, 0.4145, 0.8118, 0.2516, 0.4369, 0.2929, 0.6219, 0.5716],
        [0.5690, 0.3789, 0.7400, 0.2806, 0.4204, 0.2384, 0.5463, 0.5773],
        [0.6463, 0.4115, 0.7827, 0.2099, 0.3979, 0.2565, 0.5745, 0.5275]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04774374206317589
step:  46
running loss:  0.0010379074361559976
 Train Steps: 46/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6132, 0.3930, 0.8448, 0.5366, 0.3979, 0.4417, 0.5856, 0.5404],
        [0.6065, 0.3869, 0.8564, 0.5038, 0.3883, 0.5033, 0.5811, 0.4995],
        [0.6180, 0.4011, 0.8389, 0.5640, 0.3996, 0.4710, 0.5505, 0.6195],
        [0.5635, 0.3521, 0.8894, 0.4405, 0.3446, 0.4432, 0.5997, 0.4692],
        [0.5423, 0.3544, 0.8496, 0.3760, 0.3585, 0.3441, 0.4819, 0.5728],
        [0.5672, 0.3738, 0.7683, 0.2288, 0.3706, 0.2683, 0.5741, 0.4807],
        [0.5929, 0.3905, 0.9018, 0.4519, 0.3811, 0.4729, 0.7004, 0.5482],
        [0.5863, 0.3843, 0.8827, 0.4588, 0.4425, 0.5560, 0.6066, 0.5455]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04828619211912155
step:  47
running loss:  0.0010273657897685437
Train Steps: 47/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5316, 0.3312, 0.7556, 0.1395, 0.4007, 0.2116, 0.6300, 0.4945],
        [0.5704, 0.3699, 0.8897, 0.3588, 0.4087, 0.3668, 0.6990, 0.5320],
        [0.5642, 0.3640, 0.8545, 0.4413, 0.4406, 0.5011, 0.5789, 0.5432],
        [0.5409, 0.3582, 0.8844, 0.4137, 0.3971, 0.3509, 0.6847, 0.5424],
        [0.5854, 0.3841, 0.8754, 0.4690, 0.3467, 0.4304, 0.5603, 0.5154],
        [0.5621, 0.3721, 0.7616, 0.2443, 0.3572, 0.2442, 0.5230, 0.5137],
        [0.5795, 0.3681, 0.8496, 0.5353, 0.3407, 0.3531, 0.5610, 0.4714],
        [0.5794, 0.3526, 0.7994, 0.5492, 0.3817, 0.4437, 0.5184, 0.5368]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04967287927865982
step:  48
running loss:  0.0010348516516387463
Train Steps: 48/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5932, 0.3752, 0.7299, 0.1961, 0.3496, 0.2364, 0.5796, 0.4742],
        [0.5746, 0.3886, 0.8618, 0.4477, 0.4209, 0.5416, 0.5816, 0.5256],
        [0.5612, 0.3511, 0.7895, 0.2552, 0.3983, 0.1881, 0.5990, 0.5168],
        [0.5476, 0.3570, 0.7310, 0.1807, 0.3870, 0.1791, 0.5720, 0.4853],
        [0.5533, 0.3635, 0.7871, 0.3705, 0.3497, 0.4683, 0.5949, 0.5131],
        [0.5736, 0.3728, 0.8460, 0.5015, 0.4372, 0.4897, 0.6130, 0.5065],
        [0.5700, 0.3722, 0.8619, 0.4676, 0.4099, 0.5433, 0.6251, 0.5171],
        [0.5712, 0.3966, 0.8282, 0.5571, 0.3881, 0.3772, 0.5808, 0.5863]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05076544382609427
step:  49
running loss:  0.0010360294658386586
Train Steps: 49/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5817, 0.3841, 0.8039, 0.4701, 0.3774, 0.5051, 0.5660, 0.5194],
        [0.4629, 0.3292, 0.7094, 0.2834, 0.4573, 0.1952, 0.5821, 0.5922],
        [0.5646, 0.3773, 0.7173, 0.1904, 0.3819, 0.2052, 0.5569, 0.4717],
        [0.5157, 0.3567, 0.7806, 0.2952, 0.3890, 0.2561, 0.5382, 0.5372],
        [0.6007, 0.4074, 0.8742, 0.4553, 0.4202, 0.5225, 0.6016, 0.5305],
        [0.4842, 0.3445, 0.8362, 0.2285, 0.5071, 0.1936, 0.6952, 0.5239],
        [0.5824, 0.3880, 0.8562, 0.4701, 0.3626, 0.5318, 0.6304, 0.4917],
        [0.5742, 0.3909, 0.7183, 0.1900, 0.3832, 0.2580, 0.6323, 0.5240]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05246755573898554
step:  50
running loss:  0.0010493511147797107
 Train Steps: 50/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6535, 0.4426, 0.8615, 0.4605, 0.4753, 0.5020, 0.6464, 0.5205],
        [0.6618, 0.4507, 0.7415, 0.2485, 0.4715, 0.1504, 0.6295, 0.5336],
        [0.6118, 0.4104, 0.7157, 0.1890, 0.3934, 0.1675, 0.5420, 0.4826],
        [0.6650, 0.4469, 0.8542, 0.5318, 0.3817, 0.4565, 0.5792, 0.5371],
        [0.0827, 0.0845, 0.7178, 0.2095, 0.4269, 0.2542, 0.5514, 0.5404],
        [0.7079, 0.4768, 0.8986, 0.4412, 0.3717, 0.4759, 0.6466, 0.5368],
        [0.1929, 0.1621, 0.7625, 0.2185, 0.3761, 0.2935, 0.6065, 0.5570],
        [0.7233, 0.4964, 0.8791, 0.4836, 0.4390, 0.5540, 0.6191, 0.5469]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05460604024119675
step:  51
running loss:  0.0010707066713960148
Train Steps: 51/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5814, 0.3786, 0.8285, 0.5403, 0.4182, 0.5051, 0.5368, 0.5026],
        [0.6062, 0.3988, 0.8697, 0.4950, 0.3917, 0.3794, 0.5435, 0.5671],
        [0.6641, 0.4272, 0.8921, 0.3767, 0.3677, 0.3942, 0.6647, 0.4933],
        [0.6181, 0.4069, 0.8375, 0.2639, 0.4191, 0.2653, 0.6480, 0.4718],
        [0.5773, 0.3799, 0.8746, 0.4581, 0.5086, 0.5067, 0.5284, 0.5730],
        [0.5787, 0.4009, 0.7336, 0.2481, 0.4412, 0.2274, 0.5866, 0.5746],
        [0.5987, 0.4005, 0.8599, 0.4030, 0.3679, 0.3575, 0.6200, 0.5459],
        [0.6027, 0.3978, 0.8663, 0.5080, 0.4044, 0.5205, 0.6093, 0.5446]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0550856547197327
step:  52
running loss:  0.0010593395138410134
Train Steps: 52/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6195, 0.4219, 0.8560, 0.4903, 0.5090, 0.5246, 0.5346, 0.5340],
        [0.0739, 0.0713, 0.8875, 0.3262, 0.5059, 0.2328, 0.6973, 0.5713],
        [0.6520, 0.4337, 0.8578, 0.3723, 0.4002, 0.4738, 0.5595, 0.5606],
        [0.6410, 0.4396, 0.8600, 0.3413, 0.3624, 0.3962, 0.5996, 0.5702],
        [0.6282, 0.4127, 0.8733, 0.4211, 0.4223, 0.2760, 0.6183, 0.5145],
        [0.6489, 0.4297, 0.8637, 0.4640, 0.4111, 0.3077, 0.5486, 0.5505],
        [0.6476, 0.4493, 0.7594, 0.2379, 0.4411, 0.2562, 0.5998, 0.5810],
        [0.6860, 0.4447, 0.8223, 0.4055, 0.3957, 0.4801, 0.5548, 0.5080]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05573676276253536
step:  53
running loss:  0.0010516370332553841
Train Steps: 53/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6280, 0.4024, 0.9012, 0.5148, 0.4555, 0.4977, 0.6189, 0.5503],
        [0.5665, 0.3724, 0.9334, 0.4956, 0.4231, 0.5474, 0.6169, 0.5207],
        [0.6607, 0.4436, 0.7319, 0.2175, 0.4085, 0.2458, 0.5786, 0.5611],
        [0.6557, 0.4170, 0.9130, 0.4984, 0.4010, 0.4071, 0.5816, 0.5355],
        [0.6025, 0.3909, 0.8496, 0.5025, 0.4549, 0.5250, 0.5244, 0.5597],
        [0.6019, 0.3968, 0.8792, 0.5568, 0.4240, 0.4326, 0.5877, 0.5582],
        [0.6882, 0.4499, 0.8793, 0.4420, 0.4445, 0.5120, 0.5330, 0.5221],
        [0.6171, 0.4100, 0.9059, 0.5125, 0.4226, 0.5082, 0.5894, 0.5972]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6203, 0.4078, 0.8800, 0.5083, 0.3900, 0.5000, 0.6100, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.056453864090144634
step:  54
running loss:  0.001045441927595271
 Train Steps: 54/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5476, 0.3369, 0.8878, 0.5874, 0.4094, 0.4444, 0.5650, 0.5610],
        [0.6466, 0.4018, 0.8539, 0.2829, 0.4648, 0.2358, 0.6455, 0.5369],
        [0.5906, 0.3769, 0.9650, 0.4317, 0.3911, 0.3305, 0.6028, 0.5531],
        [0.5458, 0.3493, 0.9107, 0.5839, 0.4247, 0.4551, 0.5193, 0.5251],
        [0.6134, 0.3893, 0.9136, 0.5638, 0.4533, 0.5064, 0.5083, 0.6175],
        [0.6576, 0.4241, 0.7325, 0.2693, 0.3812, 0.3485, 0.5727, 0.5774],
        [0.6544, 0.4179, 0.7269, 0.2816, 0.4004, 0.2486, 0.5374, 0.5922],
        [0.6109, 0.3914, 0.7628, 0.2722, 0.4018, 0.2721, 0.5324, 0.5373]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.057424455240834504
step:  55
running loss:  0.0010440810043788093
Train Steps: 55/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6488, 0.3997, 0.9324, 0.4416, 0.4320, 0.3891, 0.6941, 0.6133],
        [0.0758, 0.0263, 0.7338, 0.2581, 0.4481, 0.1622, 0.5430, 0.5465],
        [0.7226, 0.4630, 0.7617, 0.2752, 0.3950, 0.3043, 0.5740, 0.5084],
        [0.6153, 0.3819, 0.8446, 0.3057, 0.4062, 0.2827, 0.5835, 0.5420],
        [0.5881, 0.3800, 0.8620, 0.4081, 0.3653, 0.3207, 0.4853, 0.5845],
        [0.6604, 0.4283, 0.7799, 0.3036, 0.4455, 0.1807, 0.5666, 0.5509],
        [0.5751, 0.3707, 0.7140, 0.2635, 0.4521, 0.1633, 0.5350, 0.5606],
        [0.6710, 0.4345, 0.8234, 0.4160, 0.3584, 0.4337, 0.5220, 0.5283]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05837335210526362
step:  56
running loss:  0.0010423812875939933
Train Steps: 56/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5535, 0.3603, 0.9047, 0.4861, 0.4687, 0.5778, 0.5736, 0.5600],
        [0.5951, 0.3766, 0.8869, 0.5239, 0.3845, 0.3401, 0.6707, 0.5305],
        [0.6612, 0.4110, 0.8894, 0.3805, 0.3492, 0.4530, 0.6655, 0.4991],
        [0.6235, 0.4039, 0.6751, 0.3450, 0.3461, 0.2827, 0.4931, 0.5618],
        [0.5802, 0.3689, 0.7180, 0.2602, 0.3880, 0.2208, 0.5133, 0.5405],
        [0.6408, 0.4002, 0.8874, 0.3405, 0.3949, 0.4310, 0.6676, 0.5227],
        [0.5665, 0.3689, 0.8803, 0.5668, 0.3373, 0.3560, 0.5179, 0.5180],
        [0.5994, 0.3896, 0.8057, 0.2313, 0.4689, 0.1243, 0.6043, 0.4866]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.059197709371801466
step:  57
running loss:  0.0010385563047684467
Train Steps: 57/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6581, 0.4206, 0.8478, 0.3237, 0.3369, 0.3658, 0.5894, 0.4957],
        [0.6343, 0.4063, 0.8662, 0.5718, 0.3784, 0.4163, 0.5256, 0.5283],
        [0.6484, 0.4191, 0.8517, 0.5362, 0.3857, 0.5657, 0.6739, 0.5407],
        [0.6023, 0.3653, 0.8979, 0.5239, 0.3713, 0.5414, 0.6793, 0.5288],
        [0.6106, 0.3916, 0.8149, 0.5506, 0.3792, 0.4707, 0.6510, 0.5134],
        [0.6310, 0.4057, 0.8812, 0.4616, 0.4065, 0.4958, 0.5455, 0.5182],
        [0.6720, 0.4215, 0.7415, 0.2647, 0.3884, 0.1843, 0.5366, 0.5280],
        [0.6216, 0.3953, 0.8320, 0.5320, 0.3525, 0.4859, 0.6587, 0.5009]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05994822469074279
step:  58
running loss:  0.0010335900808748756
 Train Steps: 58/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6293, 0.4008, 0.8419, 0.3521, 0.3527, 0.3801, 0.6642, 0.4922],
        [0.6315, 0.4160, 0.8540, 0.4946, 0.3421, 0.4459, 0.6039, 0.5588],
        [0.5937, 0.4044, 0.7634, 0.2575, 0.3904, 0.2473, 0.6448, 0.5504],
        [0.6096, 0.3997, 0.8519, 0.3804, 0.3719, 0.3151, 0.6080, 0.5556],
        [0.5817, 0.3542, 0.8235, 0.5666, 0.3866, 0.4522, 0.6036, 0.5165],
        [0.6386, 0.4336, 0.8146, 0.2436, 0.4702, 0.1479, 0.6958, 0.4712],
        [0.5744, 0.3767, 0.8577, 0.4240, 0.3493, 0.5482, 0.5868, 0.4898],
        [0.6189, 0.3986, 0.8186, 0.3587, 0.3306, 0.2866, 0.5438, 0.5318]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.060535903030540794
step:  59
running loss:  0.0010260322547549288
Train Steps: 59/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6403, 0.4280, 0.7446, 0.2610, 0.3933, 0.2408, 0.6553, 0.5600],
        [0.6543, 0.4360, 0.6836, 0.2661, 0.4094, 0.1976, 0.5499, 0.5387],
        [0.6499, 0.4227, 0.7998, 0.2759, 0.4333, 0.2275, 0.6982, 0.5251],
        [0.5878, 0.3954, 0.7473, 0.3859, 0.3282, 0.3870, 0.5789, 0.5672],
        [0.5764, 0.3836, 0.8764, 0.5084, 0.3964, 0.4931, 0.5974, 0.5081],
        [0.5695, 0.3758, 0.8933, 0.4360, 0.3550, 0.4061, 0.6115, 0.5394],
        [0.6436, 0.4339, 0.7857, 0.2777, 0.3960, 0.2413, 0.6778, 0.5352],
        [0.5729, 0.3854, 0.8123, 0.3846, 0.3252, 0.4032, 0.5814, 0.4950]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.061192915483843535
step:  60
running loss:  0.0010198819247307256
Train Steps: 60/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6098, 0.4095, 0.8948, 0.3430, 0.4369, 0.3946, 0.7409, 0.5581],
        [0.5593, 0.3761, 0.8257, 0.3682, 0.3557, 0.4102, 0.6401, 0.5402],
        [0.5868, 0.4028, 0.8061, 0.3714, 0.3707, 0.3365, 0.6015, 0.5382],
        [0.6645, 0.4425, 0.7266, 0.1562, 0.3846, 0.2444, 0.5894, 0.5023],
        [0.5956, 0.4105, 0.8264, 0.5500, 0.3945, 0.4470, 0.5775, 0.5710],
        [0.6154, 0.4200, 0.7679, 0.2885, 0.4765, 0.1840, 0.6045, 0.5576],
        [0.5763, 0.3963, 0.8310, 0.3714, 0.3726, 0.3122, 0.5121, 0.5635],
        [0.5984, 0.3993, 0.8475, 0.3177, 0.3888, 0.2935, 0.6982, 0.5648]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06174909329274669
step:  61
running loss:  0.0010122802179138803
Train Steps: 61/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6732, 0.4678, 0.8815, 0.4820, 0.3907, 0.4533, 0.6017, 0.6037],
        [0.6412, 0.4282, 0.7319, 0.2063, 0.4344, 0.2330, 0.5760, 0.5694],
        [0.6649, 0.4414, 0.8627, 0.5376, 0.4606, 0.4971, 0.6258, 0.5521],
        [0.7022, 0.4611, 0.8948, 0.4707, 0.3917, 0.5046, 0.6166, 0.4972],
        [0.7338, 0.4807, 0.8952, 0.3996, 0.3814, 0.4844, 0.6488, 0.5259],
        [0.0807, 0.0648, 0.6899, 0.2234, 0.4330, 0.2029, 0.5665, 0.5873],
        [0.6507, 0.4482, 0.7274, 0.2220, 0.3836, 0.3474, 0.6153, 0.5847],
        [0.7269, 0.4700, 0.9090, 0.4028, 0.3918, 0.3560, 0.6513, 0.5766]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06322128738975152
step:  62
running loss:  0.0010196981837056697
 Train Steps: 62/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6324, 0.4039, 0.8685, 0.4872, 0.4011, 0.4443, 0.4893, 0.5842],
        [0.6219, 0.4002, 0.7847, 0.1992, 0.4461, 0.2610, 0.6476, 0.5553],
        [0.6258, 0.4004, 0.8205, 0.4090, 0.3847, 0.4614, 0.5261, 0.5988],
        [0.6113, 0.3853, 0.8718, 0.4939, 0.4130, 0.5536, 0.7076, 0.5905],
        [0.6323, 0.4041, 0.8950, 0.3352, 0.4317, 0.3551, 0.7193, 0.5770],
        [0.6194, 0.4062, 0.8558, 0.5051, 0.3982, 0.4593, 0.6008, 0.5352],
        [0.6342, 0.4045, 0.8060, 0.2035, 0.4183, 0.2695, 0.5965, 0.5183],
        [0.6079, 0.3940, 0.8847, 0.4094, 0.4375, 0.3078, 0.6545, 0.5843]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06367821450112388
step:  63
running loss:  0.0010107653095416489
Train Steps: 63/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6023, 0.3895, 0.8220, 0.3872, 0.3741, 0.3751, 0.5697, 0.6120],
        [0.5667, 0.3706, 0.7275, 0.2095, 0.4766, 0.2035, 0.5421, 0.6021],
        [0.5960, 0.3922, 0.9036, 0.3543, 0.4618, 0.2125, 0.6223, 0.5303],
        [0.6050, 0.3791, 0.8262, 0.2050, 0.4125, 0.2759, 0.6123, 0.5004],
        [0.5788, 0.3780, 0.8298, 0.3318, 0.4147, 0.2553, 0.5634, 0.5648],
        [0.5880, 0.3790, 0.8971, 0.4535, 0.3892, 0.4829, 0.5863, 0.5748],
        [0.5920, 0.3777, 0.8626, 0.4950, 0.4768, 0.5564, 0.5932, 0.5270],
        [0.5899, 0.3935, 0.7271, 0.1832, 0.4383, 0.2355, 0.6159, 0.5777]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6129, 0.3925, 0.8720, 0.5246, 0.4534, 0.5515, 0.6026, 0.5114],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06423556891968474
step:  64
running loss:  0.001003680764370074
Train Steps: 64/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0176, 0.0051, 0.7073, 0.2451, 0.3940, 0.2041, 0.5673, 0.5674],
        [0.7240, 0.4591, 0.8006, 0.2585, 0.3777, 0.3049, 0.6131, 0.5358],
        [0.6416, 0.4175, 0.8055, 0.3550, 0.3874, 0.3014, 0.5880, 0.5704],
        [0.6756, 0.4380, 0.8862, 0.3885, 0.3845, 0.4889, 0.5990, 0.5338],
        [0.6557, 0.4121, 0.8220, 0.2495, 0.4030, 0.2284, 0.5946, 0.5053],
        [0.6400, 0.4365, 0.7531, 0.3356, 0.4336, 0.2066, 0.5468, 0.6130],
        [0.6865, 0.4423, 0.8561, 0.5533, 0.4550, 0.4492, 0.5814, 0.5617],
        [0.6215, 0.4045, 0.7008, 0.1796, 0.4043, 0.2497, 0.5549, 0.5109]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06490114069310948
step:  65
running loss:  0.0009984790875862998
Train Steps: 65/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6413, 0.4297, 0.6962, 0.2717, 0.4131, 0.2019, 0.4723, 0.5475],
        [0.0419, 0.0319, 0.9071, 0.3396, 0.4849, 0.2528, 0.7129, 0.5819],
        [0.6728, 0.4302, 0.8161, 0.2820, 0.4344, 0.2315, 0.6006, 0.5320],
        [0.6691, 0.4475, 0.8545, 0.3254, 0.3570, 0.3591, 0.5835, 0.5511],
        [0.6772, 0.4555, 0.8836, 0.5338, 0.3839, 0.5459, 0.7248, 0.5521],
        [0.6453, 0.4206, 0.9209, 0.4473, 0.3538, 0.4860, 0.6285, 0.5191],
        [0.6039, 0.3915, 0.7655, 0.3256, 0.3388, 0.3197, 0.5228, 0.5558],
        [0.5965, 0.4058, 0.7044, 0.2233, 0.4040, 0.1886, 0.5195, 0.5606]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06546252308180556
step:  66
running loss:  0.0009918564103303872
 Train Steps: 66/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6000, 0.3890, 0.8598, 0.5231, 0.3860, 0.4836, 0.6604, 0.5219],
        [0.5418, 0.3529, 0.8517, 0.5108, 0.4181, 0.4930, 0.5155, 0.5245],
        [0.5073, 0.3391, 0.7839, 0.2833, 0.3466, 0.3270, 0.5728, 0.5695],
        [0.6115, 0.4022, 0.8242, 0.5736, 0.3559, 0.4262, 0.5729, 0.5374],
        [0.6262, 0.4260, 0.8762, 0.5047, 0.3387, 0.2864, 0.6100, 0.5022],
        [0.5922, 0.3897, 0.8660, 0.4663, 0.4117, 0.4919, 0.5157, 0.4979],
        [0.5938, 0.3825, 0.8493, 0.2560, 0.4352, 0.2088, 0.6199, 0.4986],
        [0.4856, 0.3118, 0.8906, 0.3083, 0.3727, 0.3904, 0.6850, 0.5458]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6143, 0.4034, 0.8800, 0.4833, 0.4512, 0.5367, 0.5289, 0.5097],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06678534619277343
step:  67
running loss:  0.0009967962118324393
Train Steps: 67/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6511, 0.4257, 0.8758, 0.5555, 0.3867, 0.4742, 0.5685, 0.5145],
        [0.6889, 0.4593, 0.7985, 0.3512, 0.3446, 0.3632, 0.6308, 0.5870],
        [0.6273, 0.4013, 0.8833, 0.4678, 0.3919, 0.5013, 0.6203, 0.5304],
        [0.5450, 0.3481, 0.7664, 0.2362, 0.3711, 0.2955, 0.6387, 0.5304],
        [0.6303, 0.4170, 0.8735, 0.5181, 0.4061, 0.4715, 0.5485, 0.4984],
        [0.0494, 0.0384, 0.7164, 0.2535, 0.3838, 0.1804, 0.5373, 0.5331],
        [0.6281, 0.4168, 0.8878, 0.5096, 0.3740, 0.4657, 0.5807, 0.5154],
        [0.6367, 0.4216, 0.8746, 0.5444, 0.4802, 0.4629, 0.5561, 0.5284]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06771578977350146
step:  68
running loss:  0.0009958204378456097
Train Steps: 68/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6164, 0.4102, 0.8850, 0.4867, 0.4213, 0.5983, 0.5609, 0.5038],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5082, 0.3207, 0.9109, 0.3394, 0.5157, 0.2867, 0.7239, 0.5230],
        [0.5908, 0.3902, 0.8460, 0.4669, 0.3775, 0.4759, 0.5441, 0.5613],
        [0.6483, 0.4339, 0.8936, 0.5021, 0.3721, 0.4222, 0.5393, 0.5726],
        [0.5676, 0.3806, 0.8563, 0.3392, 0.3757, 0.3146, 0.5798, 0.5350],
        [0.5690, 0.3795, 0.6955, 0.2171, 0.4206, 0.2327, 0.5407, 0.5215],
        [0.5241, 0.3457, 0.7194, 0.2207, 0.3837, 0.2938, 0.5650, 0.5470],
        [0.5168, 0.3465, 0.8857, 0.5028, 0.4674, 0.6062, 0.6085, 0.5349],
        [0.6198, 0.4226, 0.8568, 0.5667, 0.3677, 0.4148, 0.5821, 0.5672]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6164, 0.4102, 0.8850, 0.4867, 0.4212, 0.5983, 0.5609, 0.5038],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06889769760891795
step:  69
running loss:  0.0009985173566509848
Train Steps: 69/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5883, 0.3851, 0.8589, 0.3032, 0.5168, 0.2417, 0.6563, 0.5515],
        [0.5297, 0.3508, 0.7547, 0.2512, 0.4262, 0.2454, 0.5404, 0.5347],
        [0.6445, 0.4419, 0.8571, 0.3767, 0.3818, 0.4626, 0.6121, 0.5993],
        [0.6430, 0.4185, 0.8573, 0.4084, 0.3759, 0.4354, 0.6020, 0.5308],
        [0.0117, 0.0080, 0.7005, 0.2403, 0.4421, 0.2541, 0.4979, 0.5550],
        [0.6239, 0.4059, 0.8724, 0.4794, 0.3975, 0.5280, 0.5794, 0.5216],
        [0.6547, 0.4375, 0.7912, 0.3228, 0.3815, 0.4045, 0.5427, 0.5234],
        [0.6379, 0.4056, 0.8605, 0.3202, 0.4096, 0.3092, 0.6162, 0.5334]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06951731926528737
step:  70
running loss:  0.0009931045609326767
 Train Steps: 70/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1622, 0.1066, 0.7874, 0.3014, 0.3781, 0.3310, 0.5317, 0.5481],
        [0.6755, 0.4376, 0.8550, 0.4936, 0.4995, 0.5143, 0.4808, 0.5582],
        [0.6905, 0.4685, 0.8566, 0.4401, 0.3896, 0.4463, 0.4683, 0.5373],
        [0.7136, 0.4800, 0.8401, 0.5447, 0.4031, 0.3674, 0.5622, 0.5945],
        [0.0378, 0.0286, 0.8293, 0.2527, 0.5296, 0.2630, 0.6928, 0.5580],
        [0.6766, 0.4412, 0.8797, 0.4461, 0.4491, 0.5980, 0.6137, 0.5414],
        [0.6949, 0.4499, 0.8717, 0.4481, 0.4151, 0.5993, 0.6216, 0.5185],
        [0.6602, 0.4530, 0.9019, 0.4224, 0.4236, 0.3748, 0.6915, 0.5616]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07116618793224916
step:  71
running loss:  0.0010023406751021007
Train Steps: 71/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6020, 0.3793, 0.8858, 0.3604, 0.3895, 0.2816, 0.5661, 0.5512],
        [0.5487, 0.3592, 0.8974, 0.4165, 0.3968, 0.4994, 0.6111, 0.5781],
        [0.5426, 0.3551, 0.7878, 0.2664, 0.3672, 0.4156, 0.6022, 0.5935],
        [0.5907, 0.3904, 0.8766, 0.3900, 0.3722, 0.4003, 0.5070, 0.5364],
        [0.5848, 0.3734, 0.8911, 0.3657, 0.3688, 0.3688, 0.6141, 0.5162],
        [0.5836, 0.3809, 0.8993, 0.4411, 0.4129, 0.2957, 0.6122, 0.5266],
        [0.5586, 0.3550, 0.8771, 0.5170, 0.4175, 0.4976, 0.5237, 0.5390],
        [0.6279, 0.4028, 0.7860, 0.2222, 0.4409, 0.3015, 0.6051, 0.5704]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07192522671539336
step:  72
running loss:  0.000998961482158241
Train Steps: 72/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5656, 0.3701, 0.8129, 0.3049, 0.4055, 0.2572, 0.5526, 0.5638],
        [0.5737, 0.3879, 0.9114, 0.5173, 0.3807, 0.4555, 0.5800, 0.5659],
        [0.5693, 0.3739, 0.9095, 0.4160, 0.3864, 0.4838, 0.6312, 0.5468],
        [0.5836, 0.3736, 0.8785, 0.4841, 0.4992, 0.5042, 0.5113, 0.5590],
        [0.5832, 0.3820, 0.8750, 0.5604, 0.4101, 0.4439, 0.5613, 0.5650],
        [0.5447, 0.3638, 0.8757, 0.3092, 0.3734, 0.3732, 0.6159, 0.5459],
        [0.5780, 0.3907, 0.7475, 0.2412, 0.3644, 0.3376, 0.6089, 0.5725],
        [0.6014, 0.3843, 0.9054, 0.4120, 0.3852, 0.4092, 0.5635, 0.5452]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07242716127075255
step:  73
running loss:  0.000992152894119898
Train Steps: 73/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [   nan,    nan, 0.6793, 0.2110, 0.4012, 0.2167, 0.5112, 0.5583],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6857,  0.4347,  0.8096,  0.2185,  0.4308,  0.2854,  0.6269,  0.5558],
        [ 0.6357,  0.4159,  0.9101,  0.4135,  0.3712,  0.4606,  0.6289,  0.5638],
        [ 0.6290,  0.4377,  0.9140,  0.4249,  0.3806,  0.4106,  0.5434,  0.5583],
        [ 0.5919,  0.3861,  0.8664,  0.2422,  0.4864,  0.1704,  0.6385,  0.5383],
        [ 0.5907,  0.3928,  0.7141,  0.2533,  0.3866,  0.2558,  0.5609,  0.5914],
        [ 0.6507,  0.4208,  0.7482,  0.1980,  0.3761,  0.2632,  0.5899,  0.5728],
        [-0.0138, -0.0199,  0.7143,  0.2253,  0.4229,  0.2101,  0.5316,  0.5606],
        [ 0.6328,  0.3930,  0.9018,  0.4740,  0.3764,  0.5228,  0.6135,  0.5193]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6264, 0.4248, 0.8938, 0.4183, 0.3875, 0.4100, 0.5400, 0.5350],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.0000, 0.0000, 0.6793, 0.2110, 0.4013, 0.2167, 0.5113, 0.5583],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07284825743408874
step:  74
running loss:  0.0009844359112714694
 Train Steps: 74/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6102, 0.3897, 0.8551, 0.2125, 0.3776, 0.2651, 0.6252, 0.5094],
        [0.6052, 0.3984, 0.9014, 0.4016, 0.3618, 0.3818, 0.5351, 0.5663],
        [0.6176, 0.4032, 0.8555, 0.5277, 0.3850, 0.4669, 0.6429, 0.5278],
        [0.5970, 0.3958, 0.8931, 0.4394, 0.4216, 0.5530, 0.6155, 0.5644],
        [0.5029, 0.3541, 0.7187, 0.2376, 0.3972, 0.2121, 0.5850, 0.5618],
        [0.5635, 0.3682, 0.8465, 0.2279, 0.4235, 0.1639, 0.6123, 0.5153],
        [0.5826, 0.3937, 0.8821, 0.4890, 0.4012, 0.4987, 0.5960, 0.5400],
        [0.5946, 0.4059, 0.8974, 0.4093, 0.4117, 0.4826, 0.5654, 0.5658]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0736210917821154
step:  75
running loss:  0.000981614557094872
Train Steps: 75/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6487, 0.4125, 0.8374, 0.5678, 0.3638, 0.4479, 0.6072, 0.4584],
        [0.5668, 0.3660, 0.8805, 0.4362, 0.3959, 0.5112, 0.6293, 0.5503],
        [0.5917, 0.3874, 0.7891, 0.2344, 0.3570, 0.2849, 0.6054, 0.5305],
        [0.5951, 0.3889, 0.8693, 0.4499, 0.3407, 0.3709, 0.5155, 0.5738],
        [0.6648, 0.4452, 0.7050, 0.2302, 0.3687, 0.1957, 0.5489, 0.5349],
        [0.5661, 0.3774, 0.8431, 0.4716, 0.4545, 0.4936, 0.5221, 0.5009],
        [0.6120, 0.4011, 0.9029, 0.4008, 0.3748, 0.4457, 0.7348, 0.5422],
        [0.6432, 0.4102, 0.8724, 0.3048, 0.3337, 0.3145, 0.6142, 0.4937]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07427169638685882
step:  76
running loss:  0.0009772591629849845
Train Steps: 76/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6554, 0.4331, 0.7440, 0.2241, 0.3653, 0.3191, 0.6177, 0.5078],
        [0.5756, 0.3785, 0.7637, 0.3179, 0.3499, 0.4842, 0.5989, 0.5165],
        [0.6087, 0.3967, 0.8508, 0.5047, 0.3572, 0.4255, 0.5865, 0.5805],
        [0.6427, 0.4099, 0.8366, 0.2696, 0.4381, 0.2028, 0.6484, 0.4932],
        [0.6039, 0.3984, 0.8158, 0.2238, 0.4992, 0.1749, 0.6391, 0.4684],
        [0.6422, 0.4182, 0.8247, 0.5406, 0.3554, 0.3843, 0.5606, 0.5869],
        [0.6590, 0.4183, 0.8570, 0.3301, 0.3534, 0.3471, 0.6224, 0.4780],
        [0.6645, 0.4232, 0.8241, 0.5647, 0.3989, 0.5272, 0.6056, 0.5310]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07463139062747359
step:  77
running loss:  0.0009692388393178388
Train Steps: 77/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6023, 0.3914, 0.8483, 0.4306, 0.3720, 0.3634, 0.5348, 0.5365],
        [0.6116, 0.4021, 0.8334, 0.4468, 0.4512, 0.2645, 0.5703, 0.5711],
        [0.6597, 0.4230, 0.7794, 0.1988, 0.3646, 0.2922, 0.6104, 0.4579],
        [0.5780, 0.3787, 0.7765, 0.3631, 0.3513, 0.4057, 0.5427, 0.5166],
        [0.6164, 0.3919, 0.8649, 0.4805, 0.3788, 0.4427, 0.6133, 0.5166],
        [0.6889, 0.4362, 0.7362, 0.2125, 0.4312, 0.2173, 0.6049, 0.4742],
        [0.5940, 0.3791, 0.8297, 0.5513, 0.3694, 0.4709, 0.6086, 0.5311],
        [0.6342, 0.4165, 0.7445, 0.2720, 0.4020, 0.2731, 0.6232, 0.5852]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07542235916480422
step:  78
running loss:  0.0009669533226256951
 Train Steps: 78/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6322, 0.4329, 0.8176, 0.2788, 0.4258, 0.2343, 0.5572, 0.5423],
        [0.6476, 0.4297, 0.8261, 0.5259, 0.4003, 0.5108, 0.5924, 0.4821],
        [0.6028, 0.4122, 0.8890, 0.4161, 0.4090, 0.2621, 0.5544, 0.5396],
        [0.6388, 0.4294, 0.8767, 0.4735, 0.3778, 0.4834, 0.5753, 0.5458],
        [0.6263, 0.4230, 0.8026, 0.5230, 0.3972, 0.5063, 0.6677, 0.5665],
        [0.6590, 0.4498, 0.7379, 0.1787, 0.4037, 0.2600, 0.6136, 0.5496],
        [0.6252, 0.4112, 0.8502, 0.5726, 0.3917, 0.4984, 0.6056, 0.4986],
        [0.6329, 0.4150, 0.8400, 0.5292, 0.4007, 0.4738, 0.5812, 0.5399]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07581857420154847
step:  79
running loss:  0.000959728787361373
Train Steps: 79/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6582, 0.4217, 0.8559, 0.5431, 0.3977, 0.5892, 0.6823, 0.5507],
        [0.5421, 0.3751, 0.8435, 0.3560, 0.4198, 0.2311, 0.5940, 0.4788],
        [0.5280, 0.3593, 0.8839, 0.3768, 0.4569, 0.3085, 0.7006, 0.6056],
        [0.6138, 0.4281, 0.6970, 0.2340, 0.3655, 0.2705, 0.5795, 0.5592],
        [0.6089, 0.4218, 0.8466, 0.4879, 0.4248, 0.5155, 0.5631, 0.5667],
        [0.6077, 0.4128, 0.7871, 0.4091, 0.4669, 0.2647, 0.5149, 0.6082],
        [0.6323, 0.4149, 0.7712, 0.2223, 0.4029, 0.2477, 0.6125, 0.5030],
        [0.6510, 0.4502, 0.7419, 0.2712, 0.4474, 0.1928, 0.5697, 0.5589]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07664816980832256
step:  80
running loss:  0.000958102122604032
Train Steps: 80/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6689, 0.4372, 0.9093, 0.4226, 0.4324, 0.3600, 0.7135, 0.6139],
        [0.6498, 0.4387, 0.8441, 0.5649, 0.3814, 0.4846, 0.7158, 0.5975],
        [0.6646, 0.4442, 0.8671, 0.4075, 0.3482, 0.3767, 0.5877, 0.5507],
        [0.6307, 0.4162, 0.8190, 0.3802, 0.3695, 0.5152, 0.5928, 0.5423],
        [0.6437, 0.4392, 0.6882, 0.2361, 0.4377, 0.1644, 0.5355, 0.5713],
        [0.6287, 0.4257, 0.8331, 0.5270, 0.4388, 0.5462, 0.5233, 0.5611],
        [0.6295, 0.4227, 0.8565, 0.3296, 0.4674, 0.2036, 0.6249, 0.5424],
        [0.5897, 0.3983, 0.8491, 0.5866, 0.4412, 0.4888, 0.5794, 0.5939]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07702205292298459
step:  81
running loss:  0.0009508895422590689
Train Steps: 81/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7931, 0.5002, 0.9014, 0.4972, 0.3986, 0.5360, 0.6156, 0.5124],
        [0.2200, 0.1395, 0.9035, 0.3557, 0.5113, 0.2155, 0.6968, 0.6014],
        [0.7179, 0.4789, 0.8840, 0.4460, 0.4199, 0.2446, 0.5541, 0.5812],
        [0.7196, 0.4776, 0.8282, 0.5575, 0.4153, 0.4038, 0.6555, 0.5852],
        [0.7195, 0.4702, 0.8308, 0.2887, 0.4164, 0.2733, 0.6438, 0.5775],
        [0.7504, 0.4889, 0.8567, 0.3720, 0.3693, 0.4779, 0.6205, 0.5722],
        [0.7627, 0.4916, 0.8883, 0.4007, 0.3814, 0.4807, 0.6480, 0.5714],
        [0.1268, 0.0987, 0.7463, 0.2425, 0.3991, 0.2815, 0.5947, 0.6059]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08094305740087293
step:  82
running loss:  0.0009871104561082066
 Train Steps: 82/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6775, 0.4409, 0.8038, 0.2923, 0.4102, 0.2379, 0.5431, 0.5955],
        [0.7007, 0.4416, 0.8367, 0.5775, 0.4175, 0.4591, 0.5865, 0.5586],
        [0.6926, 0.4455, 0.8810, 0.4902, 0.4014, 0.5026, 0.7283, 0.5516],
        [0.6904, 0.4220, 0.8995, 0.5639, 0.4153, 0.4616, 0.6263, 0.5324],
        [0.6587, 0.4276, 0.8119, 0.3081, 0.3876, 0.3840, 0.6036, 0.6393],
        [0.1182, 0.0820, 0.8003, 0.2678, 0.4247, 0.2427, 0.5935, 0.6027],
        [0.6364, 0.4076, 0.9295, 0.4042, 0.3742, 0.3750, 0.6706, 0.5503],
        [0.6407, 0.4136, 0.8899, 0.5239, 0.3889, 0.4709, 0.6358, 0.5303]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0819609404716175
step:  83
running loss:  0.0009874812105014157
Train Steps: 83/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6179, 0.4082, 0.6688, 0.2667, 0.3588, 0.3317, 0.5750, 0.5783],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6161, 0.3941, 0.7660, 0.3402, 0.4910, 0.1819, 0.5801, 0.6160],
        [0.6550, 0.4167, 0.7156, 0.2698, 0.3404, 0.3261, 0.6140, 0.5784],
        [0.5628, 0.3644, 0.9160, 0.4328, 0.3729, 0.5294, 0.5967, 0.5198],
        [0.5325, 0.3280, 0.8888, 0.3057, 0.4375, 0.2048, 0.6688, 0.5315],
        [0.5760, 0.3584, 0.9019, 0.4981, 0.4276, 0.5066, 0.6589, 0.5600],
        [0.6087, 0.3825, 0.9356, 0.3558, 0.4076, 0.3620, 0.7728, 0.5539],
        [0.5557, 0.3471, 0.8858, 0.5116, 0.4644, 0.5172, 0.5522, 0.5472],
        [0.5297, 0.3323, 0.8645, 0.5822, 0.4484, 0.5120, 0.5551, 0.5111]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6179, 0.4082, 0.6687, 0.2667, 0.3587, 0.3317, 0.5750, 0.5783],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08303061101469211
step:  84
running loss:  0.0009884596549368109
Train Steps: 84/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5600, 0.3587, 0.8868, 0.3793, 0.3792, 0.4846, 0.6134, 0.5291],
        [0.6271, 0.4055, 0.9044, 0.4859, 0.4086, 0.3777, 0.7089, 0.5524],
        [0.5926, 0.3717, 0.8923, 0.5424, 0.3704, 0.4701, 0.6231, 0.5157],
        [0.6262, 0.3905, 0.9014, 0.4869, 0.3972, 0.5699, 0.7311, 0.5323],
        [0.5637, 0.3538, 0.9013, 0.3600, 0.4607, 0.2612, 0.6273, 0.5327],
        [0.5475, 0.3581, 0.8491, 0.5177, 0.4012, 0.4949, 0.6715, 0.5227],
        [0.4972, 0.3167, 0.8166, 0.2413, 0.4067, 0.2753, 0.5941, 0.5354],
        [0.5164, 0.3416, 0.8693, 0.5236, 0.3773, 0.4062, 0.5634, 0.5922]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08437361448886804
step:  85
running loss:  0.0009926307586925651
Train Steps: 85/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6176, 0.3911, 0.8738, 0.4217, 0.3488, 0.4033, 0.6025, 0.4817]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0196, 0.0066, 0.7102, 0.2163, 0.4524, 0.2058, 0.6032, 0.5641],
        [0.6906, 0.4361, 0.8928, 0.5351, 0.4137, 0.5438, 0.6143, 0.5024],
        [0.6659, 0.4039, 0.9054, 0.3828, 0.3644, 0.4686, 0.7225, 0.4885],
        [0.0653, 0.0219, 0.6876, 0.2563, 0.4154, 0.2180, 0.5575, 0.5544],
        [0.6370, 0.3989, 0.7716, 0.3058, 0.3992, 0.3338, 0.6395, 0.5891],
        [0.6990, 0.4554, 0.8908, 0.5944, 0.4268, 0.5075, 0.5973, 0.5411],
        [0.6624, 0.4194, 0.7643, 0.2401, 0.4091, 0.2334, 0.6098, 0.5052],
        [0.6629, 0.4042, 0.8942, 0.4275, 0.3569, 0.4162, 0.6152, 0.4653]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6176, 0.3911, 0.8737, 0.4217, 0.3487, 0.4033, 0.6025, 0.4817]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08524726060568355
step:  86
running loss:  0.0009912472163451575
 Train Steps: 86/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5647, 0.3489, 0.9124, 0.4385, 0.4083, 0.3114, 0.7018, 0.5291],
        [0.5665, 0.3577, 0.9090, 0.4379, 0.3979, 0.2554, 0.6149, 0.4734],
        [0.5564, 0.3416, 0.8504, 0.4353, 0.3480, 0.4655, 0.5663, 0.5339],
        [0.4692, 0.2868, 0.6970, 0.2790, 0.3601, 0.3093, 0.5470, 0.5174],
        [0.5477, 0.3552, 0.8623, 0.5110, 0.4692, 0.5417, 0.5568, 0.4848],
        [0.5594, 0.3586, 0.6936, 0.2703, 0.3643, 0.2353, 0.5577, 0.4833],
        [0.6098, 0.3628, 0.8656, 0.5068, 0.4168, 0.4914, 0.5540, 0.5095],
        [0.5030, 0.3005, 0.8339, 0.5956, 0.3856, 0.4719, 0.5939, 0.5110]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08683439713786356
step:  87
running loss:  0.000998096518826018
Train Steps: 87/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6256, 0.4199, 0.8638, 0.5800, 0.3987, 0.4383, 0.5600, 0.5950],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5745, 0.3609, 0.8605, 0.4861, 0.3773, 0.5457, 0.6321, 0.4751],
        [0.6006, 0.3970, 0.7590, 0.2772, 0.3567, 0.3082, 0.5580, 0.5534],
        [0.5465, 0.3792, 0.8374, 0.4923, 0.3945, 0.4651, 0.4942, 0.5230],
        [0.5758, 0.3915, 0.8660, 0.4992, 0.3439, 0.4264, 0.6091, 0.4961],
        [0.5833, 0.3887, 0.8603, 0.3826, 0.3814, 0.2886, 0.6262, 0.4685],
        [0.5718, 0.3936, 0.8292, 0.5865, 0.3843, 0.4386, 0.5741, 0.5793],
        [0.5968, 0.3960, 0.8556, 0.5090, 0.3664, 0.4894, 0.6865, 0.5578],
        [0.5435, 0.3496, 0.8422, 0.5232, 0.3791, 0.5010, 0.6271, 0.4993]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6256, 0.4199, 0.8637, 0.5800, 0.3988, 0.4383, 0.5600, 0.5950],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0875556360988412
step:  88
running loss:  0.0009949504102141045
Train Steps: 88/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5855, 0.3954, 0.6825, 0.2724, 0.3647, 0.2915, 0.5967, 0.5634],
        [0.5919, 0.3891, 0.8399, 0.4297, 0.3236, 0.3514, 0.5381, 0.5206],
        [0.5814, 0.3986, 0.8560, 0.4971, 0.4336, 0.5638, 0.6024, 0.5450],
        [0.5850, 0.3971, 0.8536, 0.3945, 0.3774, 0.2862, 0.6237, 0.4889],
        [0.5602, 0.3785, 0.8340, 0.4917, 0.4045, 0.5007, 0.5293, 0.5463],
        [0.5367, 0.3529, 0.7761, 0.2756, 0.4170, 0.2268, 0.6246, 0.5053],
        [0.6315, 0.4231, 0.8110, 0.2677, 0.4568, 0.2181, 0.6119, 0.4950],
        [0.5476, 0.3665, 0.8404, 0.5231, 0.3812, 0.4663, 0.5407, 0.5821]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08827467539231293
step:  89
running loss:  0.000991850285306887
Train Steps: 89/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5839, 0.3950, 0.8307, 0.5161, 0.3785, 0.4998, 0.6994, 0.5390],
        [0.5677, 0.3877, 0.7637, 0.2760, 0.3595, 0.3222, 0.5726, 0.5647],
        [0.6210, 0.4307, 0.8743, 0.4635, 0.3645, 0.3866, 0.5997, 0.5272],
        [0.5621, 0.3761, 0.8384, 0.4889, 0.3639, 0.4513, 0.4973, 0.5228],
        [0.5775, 0.3924, 0.7376, 0.2344, 0.4520, 0.1773, 0.5464, 0.5549],
        [0.5597, 0.3808, 0.7354, 0.2337, 0.4123, 0.2073, 0.5410, 0.5483],
        [0.6110, 0.4146, 0.8000, 0.2184, 0.4810, 0.1910, 0.5711, 0.5012],
        [0.5807, 0.3846, 0.8845, 0.4835, 0.3652, 0.4919, 0.6218, 0.5216]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08886227456969209
step:  90
running loss:  0.000987358606329912
 Valid Steps: 10/10  Loss: nan 9.3309 
--------------------------------------------------
Epoch: 6  Train Loss: 0.0010 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6275, 0.4081, 0.8063, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [   nan,    nan, 0.6512, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6453,  0.4394,  0.8678,  0.3829,  0.3862,  0.2651,  0.6238,  0.5143],
        [ 0.6626,  0.4516,  0.7857,  0.2041,  0.4790,  0.1266,  0.6018,  0.5084],
        [ 0.5989,  0.4005,  0.8487,  0.4353,  0.4402,  0.5201,  0.5815,  0.5510],
        [-0.0018, -0.0064,  0.6547,  0.1877,  0.4051,  0.1848,  0.5274,  0.5574],
        [ 0.6113,  0.3946,  0.8557,  0.5194,  0.3778,  0.4875,  0.5826,  0.4969],
        [ 0.6051,  0.4128,  0.7403,  0.2913,  0.3818,  0.2822,  0.5789,  0.6328],
        [ 0.6751,  0.4404,  0.8000,  0.2561,  0.4524,  0.1953,  0.5601,  0.5146],
        [ 0.6628,  0.4574,  0.8744,  0.4788,  0.3909,  0.4544,  0.5270,  0.5527]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6275, 0.4081, 0.8062, 0.2017, 0.4825, 0.1583, 0.6156, 0.4869],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.0000, 0.0000, 0.6513, 0.1717, 0.4100, 0.1983, 0.5253, 0.5240],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0004884650697931647
step:  1
running loss:  0.0004884650697931647
Train Steps: 1/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6276, 0.4120, 0.8738, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6640, 0.4397, 0.8230, 0.2081, 0.4813, 0.2426, 0.6619, 0.5524],
        [0.5629, 0.3849, 0.7947, 0.1877, 0.4817, 0.1585, 0.5632, 0.4943],
        [0.6622, 0.4429, 0.8487, 0.2691, 0.4924, 0.1942, 0.6363, 0.5429],
        [0.5763, 0.4041, 0.6908, 0.2247, 0.4289, 0.1865, 0.4956, 0.5708],
        [0.6442, 0.4362, 0.8877, 0.5054, 0.3816, 0.4920, 0.6745, 0.5856],
        [0.5904, 0.4002, 0.8679, 0.4434, 0.3575, 0.4028, 0.5257, 0.5667],
        [0.6361, 0.4374, 0.8812, 0.3180, 0.4441, 0.2118, 0.5942, 0.4950],
        [0.6376, 0.4275, 0.9151, 0.4626, 0.3637, 0.4694, 0.6836, 0.5516]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6276, 0.4120, 0.8737, 0.3133, 0.4225, 0.2217, 0.6203, 0.4892],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.000938043842324987
step:  2
running loss:  0.0004690219211624935
Train Steps: 2/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5811, 0.3845, 0.7509, 0.2356, 0.4348, 0.2075, 0.5513, 0.5607],
        [0.6369, 0.4152, 0.8912, 0.4861, 0.3891, 0.4627, 0.6156, 0.5446],
        [0.7136, 0.4810, 0.7813, 0.2562, 0.4903, 0.1406, 0.6018, 0.5508],
        [0.6665, 0.4429, 0.9152, 0.4684, 0.4712, 0.5621, 0.6198, 0.5209],
        [0.7010, 0.4706, 0.9237, 0.4485, 0.3770, 0.3864, 0.6339, 0.5018],
        [0.6253, 0.4285, 0.7250, 0.2029, 0.3956, 0.2703, 0.5921, 0.5407],
        [0.6760, 0.4365, 0.9321, 0.4231, 0.3687, 0.3669, 0.6178, 0.5479],
        [0.6130, 0.4115, 0.8999, 0.5236, 0.4055, 0.4553, 0.5712, 0.5576]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.001644053525524214
step:  3
running loss:  0.0005480178418414047
Train Steps: 3/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6809, 0.4596, 0.8557, 0.4188, 0.4484, 0.2379, 0.5578, 0.6116],
        [0.6355, 0.4162, 0.8816, 0.5361, 0.4015, 0.4226, 0.5648, 0.5624],
        [0.6737, 0.4352, 0.8612, 0.5365, 0.4400, 0.4808, 0.6048, 0.5333],
        [0.6598, 0.4225, 0.8887, 0.4296, 0.3856, 0.4134, 0.6230, 0.5433],
        [0.6424, 0.3978, 0.7910, 0.1386, 0.4325, 0.2133, 0.6732, 0.5020],
        [0.6612, 0.4249, 0.8707, 0.4846, 0.4547, 0.4941, 0.5900, 0.5281],
        [0.6900, 0.4489, 0.9203, 0.4105, 0.4064, 0.2570, 0.6465, 0.5050],
        [0.6496, 0.4127, 0.8628, 0.3158, 0.3697, 0.3593, 0.6484, 0.5083]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0021857938554603606
step:  4
running loss:  0.0005464484638650902
 Train Steps: 4/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1280, 0.0777, 0.7659, 0.2281, 0.4004, 0.2490, 0.5271, 0.5553],
        [0.7083, 0.4421, 0.8876, 0.5065, 0.4055, 0.4180, 0.7057, 0.5312],
        [0.7266, 0.4623, 0.9024, 0.4195, 0.3830, 0.3276, 0.6195, 0.5389],
        [0.7253, 0.4551, 0.9119, 0.4579, 0.4334, 0.4596, 0.5622, 0.5170],
        [0.6726, 0.4309, 0.7633, 0.2221, 0.4598, 0.2383, 0.6116, 0.6030],
        [0.7279, 0.4571, 0.8371, 0.5180, 0.4143, 0.4637, 0.7164, 0.5570],
        [0.7040, 0.4440, 0.9334, 0.4408, 0.3999, 0.5113, 0.6502, 0.4685],
        [0.7033, 0.4410, 0.8890, 0.5672, 0.3969, 0.4621, 0.6445, 0.4977]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004074420110555366
step:  5
running loss:  0.0008148840221110732
Train Steps: 5/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6164, 0.4102, 0.8850, 0.4867, 0.4213, 0.5983, 0.5609, 0.5038],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6144, 0.4032, 0.8563, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7257, 0.4661, 0.8940, 0.4321, 0.4246, 0.4201, 0.7156, 0.5389],
        [0.6664, 0.4251, 0.8172, 0.4186, 0.3816, 0.3503, 0.6246, 0.6174],
        [0.6524, 0.4117, 0.8400, 0.3153, 0.4190, 0.2505, 0.6523, 0.4660],
        [0.6420, 0.4179, 0.8749, 0.5114, 0.4585, 0.5876, 0.6144, 0.5262],
        [0.6775, 0.4307, 0.8955, 0.3628, 0.3980, 0.2863, 0.6482, 0.5436],
        [0.6652, 0.4166, 0.8540, 0.5090, 0.4253, 0.5043, 0.6642, 0.5239],
        [0.6302, 0.3965, 0.8610, 0.3333, 0.3732, 0.4108, 0.5898, 0.5453],
        [0.6933, 0.4378, 0.8574, 0.4011, 0.3623, 0.3861, 0.6253, 0.5153]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6164, 0.4102, 0.8850, 0.4867, 0.4212, 0.5983, 0.5609, 0.5038],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6144, 0.4032, 0.8562, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004839719942538068
step:  6
running loss:  0.0008066199904230112
Train Steps: 6/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5816, 0.3644, 0.7977, 0.2874, 0.3627, 0.3423, 0.6396, 0.5712],
        [0.6387, 0.4050, 0.7193, 0.2647, 0.3624, 0.3305, 0.6420, 0.5596],
        [0.6548, 0.4103, 0.8759, 0.5895, 0.4044, 0.4977, 0.6551, 0.5572],
        [0.6460, 0.4036, 0.8800, 0.5074, 0.4045, 0.5317, 0.6356, 0.5149],
        [0.6181, 0.4096, 0.8668, 0.5840, 0.4459, 0.4698, 0.5891, 0.5323],
        [0.6339, 0.3948, 0.8712, 0.4996, 0.4313, 0.5057, 0.5855, 0.4824],
        [0.6447, 0.4080, 0.8645, 0.4941, 0.4178, 0.4753, 0.5918, 0.5320],
        [0.6328, 0.4041, 0.8715, 0.4879, 0.4285, 0.5262, 0.6690, 0.5281]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005535328615223989
step:  7
running loss:  0.0007907612307462841
Train Steps: 7/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2315, 0.1313, 0.8693, 0.2834, 0.5037, 0.2446, 0.6931, 0.5315],
        [0.1525, 0.0825, 0.9006, 0.3641, 0.5002, 0.2595, 0.7082, 0.5658],
        [0.6859, 0.4555, 0.8358, 0.3334, 0.3620, 0.3177, 0.5499, 0.5456],
        [0.7301, 0.4657, 0.8544, 0.5141, 0.4441, 0.5523, 0.5109, 0.4873],
        [0.7582, 0.4908, 0.8610, 0.5299, 0.3585, 0.4687, 0.5936, 0.6015],
        [0.7582, 0.4922, 0.8566, 0.5872, 0.3775, 0.5032, 0.6848, 0.5286],
        [0.7481, 0.4672, 0.7994, 0.5595, 0.3788, 0.5282, 0.7132, 0.5261],
        [0.1357, 0.0802, 0.7567, 0.2895, 0.4016, 0.2786, 0.5403, 0.5677]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0038, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.009357340022688732
step:  8
running loss:  0.0011696675028360914
 Train Steps: 8/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5513, 0.3499, 0.8754, 0.3885, 0.4092, 0.2980, 0.6123, 0.5509],
        [0.5079, 0.3261, 0.8825, 0.5033, 0.3551, 0.4708, 0.5870, 0.5716],
        [0.5486, 0.3592, 0.8733, 0.5777, 0.3856, 0.4378, 0.5609, 0.5814],
        [0.5862, 0.3672, 0.8805, 0.3626, 0.4499, 0.3485, 0.7259, 0.5326],
        [0.5220, 0.3297, 0.7695, 0.2367, 0.3591, 0.3185, 0.5644, 0.5184],
        [0.5648, 0.3485, 0.8498, 0.4890, 0.3768, 0.5428, 0.5952, 0.5136],
        [0.5259, 0.3511, 0.8384, 0.5438, 0.3694, 0.4067, 0.5304, 0.5357],
        [0.5168, 0.3309, 0.8624, 0.4739, 0.4763, 0.5202, 0.5775, 0.5674]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01096438625245355
step:  9
running loss:  0.0012182651391615057
Train Steps: 9/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6207, 0.4081, 0.7662, 0.2067, 0.3962, 0.3200, 0.6312, 0.5300],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.1154, -0.0725,  0.7042,  0.2203,  0.4047,  0.2516,  0.5119,  0.5439],
        [ 0.6155,  0.3898,  0.7578,  0.2185,  0.3942,  0.3477,  0.6270,  0.5514],
        [ 0.5186,  0.3507,  0.8849,  0.4107,  0.3595,  0.4197,  0.5105,  0.5245],
        [ 0.5673,  0.3583,  0.8317,  0.5371,  0.3788,  0.4971,  0.5513,  0.5711],
        [ 0.5857,  0.3667,  0.8425,  0.5602,  0.4127,  0.5175,  0.6205,  0.5132],
        [ 0.5985,  0.3863,  0.7517,  0.3606,  0.5034,  0.2179,  0.5441,  0.6325],
        [ 0.5683,  0.3477,  0.8672,  0.3361,  0.3666,  0.3888,  0.6350,  0.5105],
        [ 0.5255,  0.3333,  0.8658,  0.5461,  0.4960,  0.5110,  0.5175,  0.5537]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6207, 0.4081, 0.7663, 0.2067, 0.3963, 0.3200, 0.6313, 0.5300],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0121056787611451
step:  10
running loss:  0.00121056787611451
Train Steps: 10/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4749, 0.3249, 0.6890, 0.2968, 0.3606, 0.3122, 0.4926, 0.5845],
        [0.5149, 0.3481, 0.9194, 0.4068, 0.4093, 0.2657, 0.5357, 0.5565],
        [0.5039, 0.3380, 0.8925, 0.4838, 0.3632, 0.4430, 0.5818, 0.5308],
        [0.5325, 0.3546, 0.7897, 0.2229, 0.4606, 0.2118, 0.5699, 0.5353],
        [0.5349, 0.3446, 0.8689, 0.5037, 0.4380, 0.5839, 0.5417, 0.5008],
        [0.5464, 0.3667, 0.8537, 0.5286, 0.3979, 0.4906, 0.6903, 0.5944],
        [0.4846, 0.3226, 0.8902, 0.5299, 0.3904, 0.3915, 0.5313, 0.5475],
        [0.4769, 0.3094, 0.8922, 0.4655, 0.4012, 0.5251, 0.5598, 0.4930]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0028, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0149084952136036
step:  11
running loss:  0.0013553177466912364
Train Steps: 11/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5501, 0.3820, 0.7020, 0.2429, 0.3641, 0.3376, 0.5606, 0.5479],
        [0.6051, 0.4123, 0.8787, 0.4856, 0.4827, 0.4924, 0.5378, 0.5501],
        [0.0207, 0.0367, 0.7621, 0.2604, 0.3706, 0.2205, 0.4753, 0.5109],
        [0.6254, 0.4297, 0.9316, 0.4102, 0.3995, 0.4381, 0.7016, 0.5453],
        [0.5953, 0.4058, 0.8951, 0.4503, 0.3976, 0.4549, 0.4712, 0.5083],
        [0.6086, 0.3952, 0.8804, 0.4871, 0.3942, 0.5839, 0.6646, 0.5367],
        [0.6103, 0.4185, 0.8988, 0.5163, 0.3965, 0.3625, 0.7024, 0.5593],
        [0.0516, 0.0381, 0.7138, 0.2252, 0.4206, 0.1837, 0.4850, 0.5502]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015397945273434743
step:  12
running loss:  0.001283162106119562
 Train Steps: 12/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2244, 0.1580, 0.7232, 0.2552, 0.4145, 0.2532, 0.5267, 0.5611],
        [0.6021, 0.4020, 0.8655, 0.5411, 0.3562, 0.4406, 0.6404, 0.4828],
        [0.5888, 0.3883, 0.8618, 0.4325, 0.3983, 0.4777, 0.5589, 0.5230],
        [0.6022, 0.4384, 0.8692, 0.3581, 0.4352, 0.2404, 0.5637, 0.5412],
        [0.0772, 0.0743, 0.8547, 0.2651, 0.5129, 0.2014, 0.6702, 0.5527],
        [0.5748, 0.3815, 0.8642, 0.5016, 0.3821, 0.5142, 0.5752, 0.4859],
        [0.6070, 0.4108, 0.8904, 0.4143, 0.3503, 0.3365, 0.5993, 0.5210],
        [0.5782, 0.4060, 0.8511, 0.4246, 0.3702, 0.4451, 0.4878, 0.5240]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019262570276623592
step:  13
running loss:  0.0014817361751248916
Train Steps: 13/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5710, 0.3831, 0.7021, 0.1966, 0.3722, 0.2206, 0.5852, 0.5107],
        [0.5573, 0.3777, 0.8761, 0.3221, 0.3587, 0.2827, 0.6023, 0.4967],
        [0.5786, 0.3829, 0.8698, 0.4437, 0.3681, 0.3612, 0.5885, 0.5433],
        [0.5425, 0.3700, 0.9020, 0.4852, 0.3674, 0.4227, 0.6205, 0.5100],
        [0.5838, 0.3936, 0.8620, 0.5194, 0.4552, 0.4883, 0.5314, 0.5250],
        [0.5672, 0.3824, 0.8751, 0.4618, 0.3647, 0.4477, 0.6069, 0.5339],
        [0.5511, 0.3646, 0.7593, 0.2733, 0.3573, 0.2556, 0.5577, 0.4689],
        [0.4920, 0.3405, 0.7663, 0.2715, 0.4157, 0.2283, 0.5999, 0.5700]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.020266804698621854
step:  14
running loss:  0.0014476289070444182
Train Steps: 14/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5906, 0.4013, 0.8613, 0.4550, 0.4265, 0.5389, 0.6329, 0.5143],
        [0.5986, 0.4023, 0.8560, 0.2970, 0.4190, 0.2048, 0.6304, 0.5300],
        [0.5941, 0.4060, 0.7585, 0.2281, 0.4382, 0.1613, 0.6238, 0.5178],
        [0.5804, 0.3693, 0.7585, 0.2230, 0.4211, 0.1526, 0.6025, 0.5110],
        [0.5636, 0.3875, 0.6671, 0.2289, 0.3848, 0.1903, 0.5313, 0.5479],
        [0.5481, 0.3683, 0.8799, 0.4000, 0.3423, 0.3808, 0.6015, 0.5648],
        [0.5518, 0.3761, 0.8546, 0.4256, 0.3682, 0.4922, 0.5651, 0.4971],
        [0.5714, 0.3834, 0.8223, 0.2560, 0.3741, 0.2333, 0.5960, 0.5108]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.020893012144370005
step:  15
running loss:  0.0013928674762913337
Train Steps: 15/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6354, 0.4278, 0.7517, 0.2153, 0.4245, 0.1671, 0.5917, 0.5210],
        [0.5721, 0.3818, 0.8357, 0.3290, 0.3228, 0.4648, 0.6028, 0.5294],
        [0.6360, 0.4356, 0.8251, 0.2208, 0.5036, 0.1596, 0.6466, 0.5631],
        [0.5783, 0.3829, 0.8533, 0.4649, 0.3959, 0.4808, 0.5663, 0.5193],
        [0.6522, 0.4228, 0.8267, 0.5780, 0.3619, 0.4118, 0.5654, 0.4704],
        [0.6159, 0.4050, 0.7258, 0.1741, 0.4098, 0.2255, 0.6184, 0.5360],
        [0.6335, 0.4194, 0.8854, 0.4637, 0.3663, 0.3228, 0.6904, 0.5412],
        [0.5684, 0.3690, 0.8838, 0.3206, 0.4286, 0.3061, 0.7137, 0.5155]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02157996202004142
step:  16
running loss:  0.0013487476262525888
 Train Steps: 16/90  Loss: 0.0013 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7122, 0.4747, 0.8445, 0.4124, 0.3622, 0.3767, 0.5372, 0.5509],
        [0.7166, 0.4586, 0.8083, 0.2608, 0.4620, 0.2070, 0.5982, 0.4951],
        [0.5601, 0.3597, 0.7098, 0.2516, 0.4317, 0.2329, 0.5504, 0.5738],
        [0.6958, 0.4550, 0.8660, 0.4839, 0.3600, 0.4225, 0.6120, 0.5877],
        [0.6833, 0.4521, 0.8362, 0.3760, 0.3806, 0.3086, 0.6095, 0.5258],
        [0.0834, 0.0515, 0.8465, 0.2422, 0.5094, 0.2428, 0.7514, 0.5423],
        [0.7125, 0.4723, 0.8479, 0.5150, 0.3856, 0.5142, 0.6055, 0.5365],
        [0.7223, 0.4807, 0.8598, 0.5261, 0.3942, 0.4611, 0.6115, 0.5069]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0230987589166034
step:  17
running loss:  0.0013587505245060824
Train Steps: 17/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6948, 0.4342, 0.8274, 0.3955, 0.3516, 0.4189, 0.5985, 0.5181],
        [0.6616, 0.4353, 0.6757, 0.2311, 0.4291, 0.1741, 0.5695, 0.5668],
        [0.7638, 0.4901, 0.8623, 0.5660, 0.4073, 0.4236, 0.5623, 0.5521],
        [0.7171, 0.4646, 0.8997, 0.4317, 0.4204, 0.2874, 0.6812, 0.5608],
        [0.7199, 0.4767, 0.8423, 0.4943, 0.4293, 0.5077, 0.5502, 0.5317],
        [0.7093, 0.4723, 0.8679, 0.4347, 0.4737, 0.5264, 0.5791, 0.5443],
        [0.1111, 0.0722, 0.8653, 0.2842, 0.5132, 0.2146, 0.7645, 0.5478],
        [0.7002, 0.4582, 0.8673, 0.4589, 0.3723, 0.4649, 0.6140, 0.5413]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02501470936113037
step:  18
running loss:  0.001389706075618354
Train Steps: 18/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6704, 0.4291, 0.7901, 0.3458, 0.3656, 0.3822, 0.5583, 0.5874],
        [0.6621, 0.4222, 0.8653, 0.3725, 0.3861, 0.3233, 0.6159, 0.5628],
        [0.7010, 0.4444, 0.8489, 0.5905, 0.3913, 0.4867, 0.6440, 0.5469],
        [0.6631, 0.4274, 0.8679, 0.4871, 0.4668, 0.5191, 0.5627, 0.5301],
        [0.6619, 0.4045, 0.9055, 0.4651, 0.3786, 0.3689, 0.6459, 0.5426],
        [0.7109, 0.4619, 0.8841, 0.5022, 0.3762, 0.4304, 0.6520, 0.5508],
        [0.6863, 0.4545, 0.8942, 0.4778, 0.4615, 0.5887, 0.5857, 0.5413],
        [0.7541, 0.4829, 0.7754, 0.2297, 0.4743, 0.1854, 0.6195, 0.5590]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.026208211231278256
step:  19
running loss:  0.0013793795384883293
Train Steps: 19/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6256, 0.4199, 0.8638, 0.5800, 0.3987, 0.4383, 0.5600, 0.5950],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6235, 0.3860, 0.8834, 0.3867, 0.4348, 0.3253, 0.7166, 0.5325],
        [0.6541, 0.4193, 0.8757, 0.4302, 0.4235, 0.5741, 0.5998, 0.5390],
        [0.6558, 0.4154, 0.8989, 0.4283, 0.4241, 0.3357, 0.6506, 0.5496],
        [0.7330, 0.4808, 0.7978, 0.3939, 0.4796, 0.2567, 0.5489, 0.6241],
        [0.7382, 0.4679, 0.8532, 0.5744, 0.3992, 0.4674, 0.5695, 0.5939],
        [0.6836, 0.4243, 0.8089, 0.2868, 0.4234, 0.2646, 0.6214, 0.5413],
        [0.6716, 0.4293, 0.7856, 0.3307, 0.3658, 0.2910, 0.4913, 0.5589],
        [0.0623, 0.0216, 0.8508, 0.2625, 0.5168, 0.2670, 0.7309, 0.5608]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6256, 0.4199, 0.8637, 0.5800, 0.3988, 0.4383, 0.5600, 0.5950],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027047252719057724
step:  20
running loss:  0.0013523626359528862
 Train Steps: 20/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1991, 0.1185, 0.8436, 0.2488, 0.5410, 0.2496, 0.7251, 0.5584],
        [0.6871, 0.4371, 0.8549, 0.5069, 0.3750, 0.4871, 0.5453, 0.5909],
        [0.7278, 0.4729, 0.8267, 0.3110, 0.4081, 0.2709, 0.5883, 0.5380],
        [0.6961, 0.4302, 0.8692, 0.4282, 0.3687, 0.4330, 0.5951, 0.5323],
        [0.6967, 0.4432, 0.7616, 0.2722, 0.3858, 0.3439, 0.6094, 0.5486],
        [0.0834, 0.0346, 0.8687, 0.2925, 0.5354, 0.2652, 0.7239, 0.5716],
        [0.7481, 0.4821, 0.8982, 0.5283, 0.3879, 0.4561, 0.6644, 0.5748],
        [0.7045, 0.4447, 0.8591, 0.3253, 0.4729, 0.2292, 0.6392, 0.5443]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.029495812923414633
step:  21
running loss:  0.0014045625201626016
Train Steps: 21/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6522, 0.4116, 0.7930, 0.2094, 0.4086, 0.2687, 0.5724, 0.5104],
        [0.1545, 0.0771, 0.8851, 0.2805, 0.5526, 0.2638, 0.7352, 0.5587],
        [0.5950, 0.3730, 0.9092, 0.4708, 0.4053, 0.4660, 0.5343, 0.5407],
        [0.6627, 0.4341, 0.7680, 0.3104, 0.4542, 0.2209, 0.5618, 0.5739],
        [0.6252, 0.3891, 0.8365, 0.2923, 0.4193, 0.2608, 0.6167, 0.5603],
        [0.5939, 0.3655, 0.8846, 0.5923, 0.4072, 0.5317, 0.6605, 0.5606],
        [0.6327, 0.4021, 0.8764, 0.4260, 0.3743, 0.3276, 0.5130, 0.5581],
        [0.5707, 0.3681, 0.9099, 0.4746, 0.4918, 0.5689, 0.5726, 0.5683]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.030567696288926527
step:  22
running loss:  0.0013894407404057513
Train Steps: 22/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6392, 0.4052, 0.8825, 0.5237, 0.4866, 0.5350, 0.5361, 0.5516],
        [0.7080, 0.4577, 0.7620, 0.3528, 0.5123, 0.1878, 0.5503, 0.6081],
        [0.6843, 0.4237, 0.9446, 0.3873, 0.4054, 0.3337, 0.6932, 0.5064],
        [0.1743, 0.1102, 0.9388, 0.3837, 0.4724, 0.2862, 0.6806, 0.5682],
        [0.1335, 0.0885, 0.7111, 0.2123, 0.4566, 0.2587, 0.5505, 0.5482],
        [0.1014, 0.0485, 0.7536, 0.2699, 0.3843, 0.2945, 0.5392, 0.5497],
        [0.5646, 0.3630, 0.9077, 0.3126, 0.4761, 0.2239, 0.6187, 0.5062],
        [0.6201, 0.4074, 0.8433, 0.3348, 0.3664, 0.3087, 0.5544, 0.5099]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03241958349826746
step:  23
running loss:  0.0014095471086203243
Train Steps: 23/90  Loss: 0.0014 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6153, 0.4119, 0.8463, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5196, 0.3046, 0.9327, 0.4675, 0.3851, 0.3874, 0.6833, 0.5238],
        [0.5047, 0.3282, 0.8866, 0.4704, 0.4349, 0.5383, 0.5316, 0.5102],
        [0.4951, 0.3208, 0.9140, 0.3828, 0.4615, 0.2056, 0.6317, 0.5085],
        [0.5170, 0.3447, 0.8880, 0.4490, 0.3800, 0.3987, 0.5487, 0.5116],
        [0.4440, 0.2850, 0.9048, 0.4702, 0.4556, 0.5799, 0.5876, 0.5062],
        [0.4837, 0.3263, 0.8488, 0.3854, 0.3605, 0.3197, 0.5185, 0.5563],
        [0.4881, 0.3055, 0.8886, 0.5065, 0.4360, 0.5546, 0.6133, 0.5081],
        [0.5354, 0.3664, 0.8931, 0.5447, 0.4107, 0.4721, 0.5752, 0.5636]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6153, 0.4119, 0.8462, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.035387905983952805
step:  24
running loss:  0.0014744960826647002
 Train Steps: 24/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5617,  0.3751,  0.8700,  0.3838,  0.3548,  0.3857,  0.5578,  0.5258],
        [ 0.5048,  0.3418,  0.8775,  0.3221,  0.4436,  0.2397,  0.6185,  0.4976],
        [ 0.5276,  0.3512,  0.9314,  0.4296,  0.4197,  0.3713,  0.7200,  0.5474],
        [ 0.5901,  0.4103,  0.7223,  0.2898,  0.4692,  0.1786,  0.5616,  0.5901],
        [-0.0880, -0.0387,  0.7203,  0.2246,  0.4522,  0.1743,  0.5261,  0.5415],
        [ 0.4960,  0.3342,  0.8938,  0.4103,  0.3636,  0.5101,  0.6043,  0.5562],
        [ 0.4895,  0.3157,  0.9209,  0.5233,  0.3707,  0.3770,  0.6103,  0.4452],
        [ 0.4501,  0.3161,  0.8708,  0.4482,  0.4058,  0.5794,  0.5658,  0.5021]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03780612416449003
step:  25
running loss:  0.0015122449665796011
Train Steps: 25/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.4933,  0.3324,  0.9031,  0.3576,  0.3816,  0.2557,  0.6110,  0.5010],
        [-0.1040, -0.0676,  0.7089,  0.2206,  0.4172,  0.1880,  0.5342,  0.5466],
        [ 0.5285,  0.3772,  0.8592,  0.3481,  0.3227,  0.3968,  0.5869,  0.5273],
        [ 0.5383,  0.3741,  0.7581,  0.3609,  0.3283,  0.4108,  0.5078,  0.5228],
        [ 0.5499,  0.3637,  0.7490,  0.2379,  0.4342,  0.1393,  0.5775,  0.4974],
        [ 0.4884,  0.3450,  0.8489,  0.3635,  0.4307,  0.2122,  0.5531,  0.5142],
        [ 0.4173,  0.2685,  0.8786,  0.4987,  0.3810,  0.4578,  0.5729,  0.4654],
        [ 0.4876,  0.3254,  0.9143,  0.3999,  0.3792,  0.4312,  0.7038,  0.5270]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.040753726119874045
step:  26
running loss:  0.0015674510046105401
Train Steps: 26/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4985, 0.3262, 0.8613, 0.4730, 0.4176, 0.4879, 0.6350, 0.5325],
        [0.5425, 0.3775, 0.8711, 0.4228, 0.3583, 0.5446, 0.5575, 0.5107],
        [0.5347, 0.3735, 0.8484, 0.4161, 0.3385, 0.3609, 0.5067, 0.5492],
        [0.5321, 0.3510, 0.8759, 0.4189, 0.3166, 0.3310, 0.6180, 0.4916],
        [0.5305, 0.3616, 0.8636, 0.4562, 0.3478, 0.3919, 0.5319, 0.5672],
        [0.5022, 0.3362, 0.8598, 0.4538, 0.3929, 0.4576, 0.5421, 0.5218],
        [0.5116, 0.3473, 0.8895, 0.3635, 0.3684, 0.2352, 0.6363, 0.5174],
        [0.4949, 0.3282, 0.8744, 0.4593, 0.4581, 0.4634, 0.5353, 0.5341]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.042814259621081874
step:  27
running loss:  0.0015857133192993286
Train Steps: 27/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5983,  0.4167,  0.8870,  0.4386,  0.3617,  0.5374,  0.5467,  0.5090],
        [ 0.6104,  0.4011,  0.8272,  0.5336,  0.3790,  0.4975,  0.5823,  0.4976],
        [ 0.5249,  0.3588,  0.8783,  0.3062,  0.3926,  0.2847,  0.6929,  0.5565],
        [-0.1273, -0.0658,  0.7397,  0.2481,  0.3711,  0.2330,  0.5285,  0.5775],
        [ 0.5797,  0.4041,  0.7436,  0.2373,  0.4315,  0.1334,  0.5688,  0.5258],
        [ 0.6172,  0.4352,  0.7226,  0.2292,  0.3858,  0.1790,  0.5193,  0.5609],
        [ 0.6064,  0.3998,  0.8377,  0.5035,  0.3568,  0.5040,  0.6954,  0.5307],
        [ 0.6284,  0.4079,  0.8532,  0.4978,  0.3948,  0.4959,  0.5576,  0.4846]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.043800648621981964
step:  28
running loss:  0.0015643088793564988
 Train Steps: 28/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5070, 0.3404, 0.7796, 0.3037, 0.3528, 0.2542, 0.5178, 0.5303],
        [0.5961, 0.3965, 0.8401, 0.3414, 0.3790, 0.2841, 0.5402, 0.5174],
        [0.6057, 0.3977, 0.8470, 0.4220, 0.3571, 0.3361, 0.6071, 0.5284],
        [0.5779, 0.3969, 0.7766, 0.3082, 0.3443, 0.3543, 0.5923, 0.5151],
        [0.6144, 0.4063, 0.8500, 0.4293, 0.3710, 0.4007, 0.5790, 0.5648],
        [0.5379, 0.3636, 0.8434, 0.5175, 0.3964, 0.3437, 0.5801, 0.5920],
        [0.6287, 0.4280, 0.8185, 0.3094, 0.3471, 0.3301, 0.5489, 0.5375],
        [0.6084, 0.4077, 0.8355, 0.4366, 0.3513, 0.3734, 0.5412, 0.5617]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.044581994734471664
step:  29
running loss:  0.0015373101632576436
Train Steps: 29/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5954, 0.4118, 0.8543, 0.4456, 0.4525, 0.4905, 0.5458, 0.5619],
        [0.6419, 0.4508, 0.8598, 0.4282, 0.4053, 0.5013, 0.5462, 0.5402],
        [0.6981, 0.4758, 0.8232, 0.5364, 0.3724, 0.3886, 0.6626, 0.5528],
        [0.6648, 0.4608, 0.8242, 0.5233, 0.4306, 0.5186, 0.5066, 0.5186],
        [0.6749, 0.4485, 0.8571, 0.3060, 0.3899, 0.3924, 0.6725, 0.5735],
        [0.6380, 0.4405, 0.8437, 0.5172, 0.3811, 0.5291, 0.7002, 0.5559],
        [0.6293, 0.4254, 0.7027, 0.2040, 0.3756, 0.1766, 0.5020, 0.5047],
        [0.6604, 0.4439, 0.8687, 0.4279, 0.3489, 0.3185, 0.5489, 0.5276]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04559074839926325
step:  30
running loss:  0.001519691613308775
Train Steps: 30/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
        [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6383, 0.4051, 0.8426, 0.5858, 0.4593, 0.5259, 0.5491, 0.5228],
        [0.7065, 0.4534, 0.8905, 0.4899, 0.3710, 0.4799, 0.6445, 0.5080],
        [0.6552, 0.4527, 0.7933, 0.3352, 0.3711, 0.2825, 0.5235, 0.5575],
        [0.7061, 0.4787, 0.7113, 0.3436, 0.3689, 0.3042, 0.5457, 0.5738],
        [0.6846, 0.4498, 0.8709, 0.5279, 0.3860, 0.5291, 0.6037, 0.5104],
        [0.6956, 0.4875, 0.8825, 0.5053, 0.4610, 0.5115, 0.5537, 0.5858],
        [0.5936, 0.3968, 0.7494, 0.2417, 0.4437, 0.1887, 0.5902, 0.5428],
        [0.7195, 0.4881, 0.8953, 0.4497, 0.4147, 0.4874, 0.7514, 0.5634]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092],
         [0.6110, 0.3984, 0.8750, 0.4933, 0.4625, 0.4950, 0.5578, 0.5676],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04676109258434735
step:  31
running loss:  0.0015084223414305598
Train Steps: 31/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5988, 0.5667],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6692, 0.4374, 0.8151, 0.2765, 0.4514, 0.2167, 0.6261, 0.5162],
        [0.5933, 0.3883, 0.7637, 0.2549, 0.4119, 0.2749, 0.5830, 0.6016],
        [0.6993, 0.4590, 0.8689, 0.5085, 0.4934, 0.4897, 0.5562, 0.5860],
        [0.6885, 0.4309, 0.8752, 0.5305, 0.4021, 0.4740, 0.5839, 0.5138],
        [0.7271, 0.4863, 0.8403, 0.3473, 0.3716, 0.3249, 0.5934, 0.5531],
        [0.7110, 0.4639, 0.8905, 0.4920, 0.4118, 0.3469, 0.7221, 0.5454],
        [0.7115, 0.4821, 0.7279, 0.3006, 0.3740, 0.3376, 0.5692, 0.5613],
        [0.7465, 0.4876, 0.8552, 0.5547, 0.3968, 0.4857, 0.6460, 0.5347]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5987, 0.5667],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.048350871045840904
step:  32
running loss:  0.0015109647201825283
 Train Steps: 32/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7183, 0.4435, 0.7780, 0.2519, 0.4622, 0.1673, 0.6079, 0.5254],
        [0.6890, 0.4253, 0.8122, 0.2988, 0.4185, 0.2408, 0.6214, 0.5200],
        [0.7704, 0.4847, 0.8624, 0.4061, 0.3801, 0.4079, 0.6020, 0.5743],
        [0.7668, 0.4961, 0.9040, 0.5122, 0.4858, 0.4915, 0.5727, 0.5860],
        [0.7760, 0.4867, 0.8250, 0.5689, 0.4193, 0.4985, 0.7223, 0.5521],
        [0.1626, 0.0791, 0.7773, 0.2831, 0.4128, 0.2344, 0.5432, 0.5718],
        [0.7430, 0.4662, 0.8972, 0.3785, 0.4033, 0.4556, 0.7315, 0.5490],
        [0.7862, 0.4972, 0.8749, 0.5722, 0.4226, 0.4457, 0.5695, 0.4978]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0034, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0034, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0517900716222357
step:  33
running loss:  0.0015693961097647182
Train Steps: 33/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5837, 0.5317],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6262, 0.4034, 0.8379, 0.2548, 0.4757, 0.2024, 0.6381, 0.5267],
        [0.6725, 0.4191, 0.8749, 0.5841, 0.4385, 0.5090, 0.6299, 0.5375],
        [0.6988, 0.4461, 0.8549, 0.3476, 0.3818, 0.3153, 0.6010, 0.5361],
        [0.6572, 0.4037, 0.8795, 0.3257, 0.4055, 0.2845, 0.6564, 0.5286],
        [0.6318, 0.4080, 0.7481, 0.2524, 0.4223, 0.3030, 0.6058, 0.5469],
        [0.6642, 0.4098, 0.8865, 0.4767, 0.4578, 0.4683, 0.5849, 0.5601],
        [0.6951, 0.4315, 0.8775, 0.5485, 0.4589, 0.4654, 0.5631, 0.5894],
        [0.6888, 0.4206, 0.9079, 0.5414, 0.3968, 0.3758, 0.6470, 0.4819]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6225, 0.4116, 0.8662, 0.3517, 0.3663, 0.3233, 0.5838, 0.5317],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.052406656759558246
step:  34
running loss:  0.001541372257634066
Train Steps: 34/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6202, 0.3780, 0.7768, 0.2914, 0.4400, 0.2355, 0.5699, 0.5551],
        [0.6527, 0.4156, 0.8333, 0.2886, 0.3895, 0.3419, 0.6861, 0.5263],
        [0.7031, 0.4200, 0.8915, 0.5075, 0.4197, 0.4965, 0.6249, 0.4885],
        [0.5822, 0.3480, 0.9264, 0.4856, 0.4590, 0.2685, 0.7117, 0.5417],
        [0.7206, 0.4528, 0.9131, 0.4676, 0.4242, 0.5323, 0.5750, 0.5227],
        [0.6428, 0.3892, 0.8874, 0.4650, 0.4004, 0.4453, 0.5611, 0.5443],
        [0.6559, 0.4030, 0.8732, 0.3825, 0.3912, 0.4849, 0.6456, 0.5597],
        [0.6766, 0.4138, 0.8838, 0.5775, 0.4509, 0.5091, 0.5833, 0.5711]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05321587107027881
step:  35
running loss:  0.001520453459150823
Train Steps: 35/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6875, 0.4320, 0.8564, 0.5744, 0.4058, 0.4555, 0.5670, 0.5928],
        [0.6644, 0.4154, 0.9198, 0.4740, 0.3834, 0.5058, 0.6488, 0.5174],
        [0.6649, 0.4253, 0.8915, 0.5074, 0.4305, 0.5249, 0.5541, 0.5414],
        [0.6130, 0.3686, 0.8652, 0.2302, 0.4823, 0.2487, 0.7005, 0.5395],
        [0.0716, 0.0118, 0.9327, 0.3118, 0.5047, 0.2719, 0.7061, 0.5590],
        [0.7000, 0.4239, 0.8849, 0.3953, 0.3745, 0.4427, 0.6062, 0.5183],
        [0.6816, 0.4226, 0.8694, 0.5829, 0.3913, 0.4535, 0.6265, 0.4815],
        [0.7006, 0.4562, 0.7253, 0.2361, 0.4113, 0.2272, 0.5532, 0.5245]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05410699962521903
step:  36
running loss:  0.0015029722118116398
 Train Steps: 36/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1819, 0.1039, 0.7380, 0.1940, 0.3809, 0.2428, 0.5503, 0.5216],
        [0.5895, 0.3619, 0.9011, 0.5202, 0.3940, 0.4769, 0.5646, 0.5651],
        [0.6023, 0.3690, 0.8773, 0.3985, 0.3527, 0.3939, 0.6104, 0.5608],
        [0.5871, 0.3863, 0.8467, 0.2964, 0.4725, 0.2073, 0.5912, 0.5331],
        [0.5822, 0.3717, 0.7326, 0.2561, 0.4252, 0.2154, 0.5554, 0.5833],
        [0.5647, 0.3731, 0.8998, 0.5127, 0.4519, 0.5512, 0.5964, 0.5058],
        [0.6267, 0.3978, 0.9258, 0.5146, 0.3502, 0.4465, 0.6199, 0.5489],
        [0.6408, 0.3909, 0.8375, 0.2682, 0.4460, 0.2356, 0.6727, 0.5104]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05532921847770922
step:  37
running loss:  0.0014953842831813302
Train Steps: 37/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6207, 0.4110, 0.8738, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5584,  0.3814,  0.7396,  0.3220,  0.4831,  0.1942,  0.5172,  0.6068],
        [ 0.5950,  0.3975,  0.7396,  0.1990,  0.3960,  0.2508,  0.5917,  0.5550],
        [ 0.5619,  0.3668,  0.7915,  0.3295,  0.3272,  0.3418,  0.5757,  0.5112],
        [-0.0712, -0.0459,  0.8614,  0.2210,  0.4886,  0.2268,  0.6629,  0.5561],
        [ 0.5797,  0.3691,  0.8868,  0.4916,  0.4381,  0.5639,  0.5886,  0.5283],
        [ 0.5762,  0.3851,  0.8199,  0.2775,  0.3516,  0.3389,  0.6678,  0.5093],
        [ 0.6372,  0.4073,  0.8711,  0.5256,  0.3495,  0.3846,  0.5695,  0.5189],
        [ 0.6062,  0.3832,  0.8912,  0.4883,  0.4486,  0.5551,  0.5764,  0.5444]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6207, 0.4110, 0.8737, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.056172026408603415
step:  38
running loss:  0.0014782112212790373
Train Steps: 38/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4933, 0.3400, 0.8663, 0.5160, 0.4407, 0.5056, 0.5874, 0.5225],
        [0.4956, 0.3527, 0.7297, 0.2796, 0.4278, 0.2104, 0.5411, 0.5783],
        [0.4876, 0.3190, 0.8714, 0.2921, 0.3974, 0.3867, 0.7012, 0.5721],
        [0.5360, 0.3603, 0.8380, 0.2608, 0.3976, 0.2755, 0.5699, 0.5331],
        [0.4918, 0.3276, 0.7912, 0.3296, 0.3477, 0.4230, 0.5811, 0.5216],
        [0.4919, 0.3439, 0.6967, 0.2405, 0.4097, 0.2051, 0.5022, 0.5646],
        [0.4976, 0.3403, 0.8864, 0.4499, 0.4459, 0.5219, 0.5894, 0.5640],
        [0.5277, 0.3468, 0.8753, 0.4974, 0.3895, 0.5026, 0.5835, 0.5277]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0024, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05856394310831092
step:  39
running loss:  0.0015016395668797672
Train Steps: 39/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4798, 0.3501, 0.8590, 0.4827, 0.4369, 0.5005, 0.6019, 0.5522],
        [0.5323, 0.3763, 0.8803, 0.5342, 0.3938, 0.5222, 0.5869, 0.5534],
        [0.5625, 0.3739, 0.8506, 0.5645, 0.3774, 0.4322, 0.5961, 0.5285],
        [0.4954, 0.3495, 0.8718, 0.4683, 0.4258, 0.4900, 0.5436, 0.5614],
        [0.5050, 0.3452, 0.7314, 0.2752, 0.3728, 0.3034, 0.5197, 0.5486],
        [0.5076, 0.3545, 0.8631, 0.3498, 0.3658, 0.4916, 0.6479, 0.5467],
        [0.5609, 0.3935, 0.7184, 0.2431, 0.4048, 0.2111, 0.5341, 0.5568],
        [0.5422, 0.3743, 0.7302, 0.2188, 0.3692, 0.3188, 0.6069, 0.5689]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.060194525722181424
step:  40
running loss:  0.0015048631430545356
 Train Steps: 40/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5218, 0.3743, 0.8242, 0.3354, 0.3818, 0.3548, 0.5813, 0.5783],
        [0.5036, 0.3452, 0.7850, 0.4899, 0.3735, 0.4991, 0.6932, 0.5218],
        [0.5335, 0.3687, 0.8543, 0.4282, 0.3633, 0.3501, 0.5961, 0.5151],
        [0.5147, 0.3757, 0.8075, 0.3539, 0.3500, 0.3448, 0.4714, 0.5646],
        [0.5429, 0.3846, 0.7967, 0.2209, 0.4756, 0.2256, 0.6027, 0.5078],
        [0.5002, 0.3524, 0.8492, 0.4275, 0.4547, 0.5480, 0.5696, 0.5613],
        [0.5504, 0.4018, 0.8314, 0.4504, 0.3838, 0.3229, 0.5412, 0.5547],
        [0.5075, 0.3631, 0.7072, 0.2028, 0.3909, 0.2826, 0.5505, 0.5508]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.062190487602492794
step:  41
running loss:  0.0015168411610364096
Train Steps: 41/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5534, 0.3963, 0.7433, 0.2502, 0.4639, 0.1631, 0.5861, 0.5406],
        [0.4998, 0.3601, 0.7076, 0.3060, 0.3642, 0.3174, 0.5446, 0.5721],
        [0.5338, 0.3740, 0.8254, 0.3796, 0.3466, 0.4556, 0.5302, 0.5044],
        [0.5335, 0.3762, 0.8138, 0.5281, 0.4133, 0.4841, 0.5833, 0.5231],
        [0.5301, 0.3713, 0.8326, 0.2195, 0.4565, 0.2315, 0.6110, 0.5118],
        [0.5860, 0.4042, 0.8220, 0.4887, 0.3692, 0.5435, 0.6988, 0.5536],
        [0.5799, 0.4024, 0.8479, 0.4923, 0.3590, 0.3807, 0.5321, 0.5592],
        [0.5488, 0.3756, 0.8268, 0.5125, 0.4210, 0.4862, 0.5559, 0.5352]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06355495491879992
step:  42
running loss:  0.0015132132123523792
Train Steps: 42/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6403, 0.4367, 0.8090, 0.5827, 0.4012, 0.4859, 0.5567, 0.5294],
        [0.6944, 0.4701, 0.7308, 0.2138, 0.4012, 0.2153, 0.5763, 0.5016],
        [0.6507, 0.4582, 0.7047, 0.2664, 0.4054, 0.1817, 0.5152, 0.5649],
        [0.0979, 0.0755, 0.8524, 0.3215, 0.4901, 0.2879, 0.6982, 0.5806],
        [0.6130, 0.4266, 0.8024, 0.5167, 0.4311, 0.5133, 0.5184, 0.5435],
        [0.5819, 0.3945, 0.8331, 0.2693, 0.4923, 0.2523, 0.7011, 0.5474],
        [0.6537, 0.4636, 0.8480, 0.4701, 0.3679, 0.5577, 0.5616, 0.5122],
        [0.5964, 0.4112, 0.8555, 0.3988, 0.3533, 0.4023, 0.6510, 0.5319]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0646070629300084
step:  43
running loss:  0.0015024898355815905
Train Steps: 43/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6535, 0.4311, 0.8405, 0.3824, 0.3650, 0.4421, 0.6013, 0.5688],
        [0.6359, 0.4276, 0.8393, 0.3346, 0.3727, 0.3086, 0.5698, 0.5271],
        [0.6506, 0.4239, 0.8290, 0.5575, 0.3890, 0.4996, 0.7215, 0.5566],
        [0.5780, 0.3946, 0.8061, 0.3165, 0.4428, 0.2544, 0.5824, 0.5658],
        [0.6421, 0.4263, 0.8572, 0.4694, 0.4742, 0.5226, 0.5898, 0.5518],
        [0.5819, 0.3656, 0.8441, 0.2752, 0.5485, 0.1852, 0.6449, 0.5419],
        [0.6521, 0.4286, 0.7027, 0.2786, 0.4204, 0.2309, 0.5696, 0.5364],
        [0.6317, 0.4114, 0.8712, 0.4954, 0.4499, 0.5450, 0.6113, 0.5097]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6148, 0.4053, 0.8750, 0.4550, 0.4850, 0.5218, 0.5863, 0.5567],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06501127360388637
step:  44
running loss:  0.001477528945542872
 Train Steps: 44/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [   nan,    nan, 0.8463, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6153, 0.4117, 0.8688, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7726, 0.4826, 0.7481, 0.2335, 0.4231, 0.2256, 0.5740, 0.5187],
        [0.3963, 0.2433, 0.8701, 0.3023, 0.5606, 0.2781, 0.7299, 0.5774],
        [0.7517, 0.4843, 0.8652, 0.5935, 0.4058, 0.5193, 0.5969, 0.5574],
        [0.2212, 0.1395, 0.7287, 0.2680, 0.3992, 0.2929, 0.5313, 0.5597],
        [0.6715, 0.4485, 0.8737, 0.5333, 0.4792, 0.5533, 0.5826, 0.5285],
        [0.7009, 0.4446, 0.7609, 0.2963, 0.4872, 0.1567, 0.6087, 0.5468],
        [0.7345, 0.4826, 0.7151, 0.2483, 0.4275, 0.2223, 0.5629, 0.5467],
        [0.7022, 0.4410, 0.8480, 0.2651, 0.4787, 0.2276, 0.6324, 0.5189]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.0000, 0.0000, 0.8462, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6154, 0.4117, 0.8687, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0062, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07122712582349777
step:  45
running loss:  0.0015828250182999505
Train Steps: 45/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7331, 0.4592, 0.7735, 0.2241, 0.4503, 0.1924, 0.5746, 0.5400],
        [0.6419, 0.4064, 0.8766, 0.4838, 0.4706, 0.4968, 0.5743, 0.5954],
        [0.7422, 0.4753, 0.8519, 0.2872, 0.4188, 0.3272, 0.6793, 0.5440],
        [0.6730, 0.4350, 0.8086, 0.5327, 0.4291, 0.4629, 0.6900, 0.5999],
        [0.6489, 0.4106, 0.8866, 0.4799, 0.4025, 0.5063, 0.6117, 0.5371],
        [0.6957, 0.4588, 0.8931, 0.4718, 0.4490, 0.5881, 0.5687, 0.5560],
        [0.6324, 0.4016, 0.9098, 0.2668, 0.5592, 0.2225, 0.7408, 0.5735],
        [0.6425, 0.4179, 0.9084, 0.5664, 0.4185, 0.4261, 0.5618, 0.6009]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07247095857746899
step:  46
running loss:  0.001575455621249326
Train Steps: 46/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6574, 0.4007, 0.7161, 0.2415, 0.4372, 0.2182, 0.5540, 0.5274],
        [0.7188, 0.4395, 0.9126, 0.3551, 0.4240, 0.3446, 0.6664, 0.5151],
        [0.6449, 0.4115, 0.9352, 0.4280, 0.4575, 0.4946, 0.6595, 0.5656],
        [0.6935, 0.4357, 0.7239, 0.3226, 0.4177, 0.2775, 0.5561, 0.5865],
        [0.6732, 0.4144, 0.7784, 0.2303, 0.4354, 0.2535, 0.6162, 0.5620],
        [0.6671, 0.4141, 0.8405, 0.4290, 0.4107, 0.4286, 0.5424, 0.5497],
        [0.6732, 0.4279, 0.9269, 0.5229, 0.4582, 0.3990, 0.7307, 0.5606],
        [0.6479, 0.4105, 0.8007, 0.3074, 0.4547, 0.2792, 0.6077, 0.6354]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07407605787739158
step:  47
running loss:  0.001576086337816842
Train Steps: 47/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6368, 0.3935, 0.8968, 0.4891, 0.4338, 0.3506, 0.7530, 0.5938],
        [0.6039, 0.3732, 0.8718, 0.3862, 0.3848, 0.3704, 0.5681, 0.5286],
        [0.6556, 0.4214, 0.8814, 0.4510, 0.5159, 0.4949, 0.6190, 0.5738],
        [0.6569, 0.4089, 0.9095, 0.3692, 0.4205, 0.2534, 0.6525, 0.5490],
        [0.6146, 0.3732, 0.8748, 0.4358, 0.4161, 0.4537, 0.5730, 0.5365],
        [0.7169, 0.4363, 0.7584, 0.1976, 0.4032, 0.2690, 0.6160, 0.5167],
        [0.6273, 0.3904, 0.8306, 0.4688, 0.4328, 0.4919, 0.5570, 0.5485],
        [0.6928, 0.4262, 0.8915, 0.5248, 0.4117, 0.3709, 0.5685, 0.5948]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07483209832571447
step:  48
running loss:  0.0015590020484523848
 Train Steps: 48/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1510, 0.0802, 0.8048, 0.3031, 0.3931, 0.2843, 0.6019, 0.5653],
        [0.7519, 0.4651, 0.8721, 0.4573, 0.4482, 0.5135, 0.6305, 0.5623],
        [0.7314, 0.4637, 0.8811, 0.5660, 0.4295, 0.4587, 0.5821, 0.5647],
        [0.7187, 0.4577, 0.8832, 0.4578, 0.4222, 0.4926, 0.6105, 0.5489],
        [0.7343, 0.4611, 0.7655, 0.2794, 0.3611, 0.2828, 0.5849, 0.4956],
        [0.0396, 0.0147, 0.7697, 0.2914, 0.4217, 0.2391, 0.5808, 0.5600],
        [0.7838, 0.4756, 0.8688, 0.5498, 0.4112, 0.4997, 0.6354, 0.5302],
        [0.7763, 0.4855, 0.8959, 0.4841, 0.3739, 0.4266, 0.6179, 0.5216]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07787081459537148
step:  49
running loss:  0.0015892002978647242
Train Steps: 49/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0325, -0.0318,  0.7265,  0.2437,  0.4054,  0.2141,  0.5640,  0.5116],
        [ 0.5875,  0.3782,  0.8540,  0.4057,  0.3558,  0.4153,  0.6077,  0.5356],
        [ 0.6916,  0.4526,  0.8666,  0.4584,  0.4000,  0.5510,  0.5852,  0.5289],
        [ 0.6534,  0.4066,  0.8812,  0.5019,  0.4452,  0.5662,  0.6000,  0.5215],
        [ 0.6641,  0.4348,  0.6917,  0.2722,  0.3654,  0.2443,  0.5700,  0.5324],
        [ 0.6990,  0.4371,  0.8753,  0.3732,  0.3904,  0.2664,  0.6206,  0.4665],
        [ 0.6395,  0.3998,  0.9076,  0.4593,  0.3602,  0.4819,  0.6314,  0.5227],
        [ 0.5846,  0.3655,  0.8533,  0.2823,  0.4021,  0.2868,  0.7068,  0.5403]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07848756696330383
step:  50
running loss:  0.0015697513392660767
Train Steps: 50/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6583, 0.4061, 0.7852, 0.2628, 0.3901, 0.2268, 0.5825, 0.5011],
        [0.6119, 0.4043, 0.8460, 0.5443, 0.3911, 0.4834, 0.5273, 0.5403],
        [0.0739, 0.0346, 0.7801, 0.3044, 0.3294, 0.3241, 0.5190, 0.5207],
        [0.6127, 0.3999, 0.8732, 0.4730, 0.3982, 0.5596, 0.6111, 0.5051],
        [0.6407, 0.4011, 0.7635, 0.2083, 0.4314, 0.1839, 0.5845, 0.4947],
        [0.1436, 0.0885, 0.7909, 0.3158, 0.3326, 0.3305, 0.5361, 0.5008],
        [0.6194, 0.4075, 0.8671, 0.4859, 0.3701, 0.3710, 0.7046, 0.5399],
        [0.6698, 0.4239, 0.8582, 0.4529, 0.3303, 0.4754, 0.5364, 0.4863]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07955434458563104
step:  51
running loss:  0.0015598891095221772
Train Steps: 51/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5704,  0.3827,  0.7387,  0.2036,  0.3578,  0.2297,  0.5657,  0.4697],
        [ 0.5516,  0.3512,  0.7640,  0.2236,  0.4117,  0.1581,  0.5666,  0.4943],
        [ 0.5503,  0.3709,  0.8578,  0.3682,  0.3118,  0.4334,  0.5395,  0.4950],
        [ 0.5605,  0.3689,  0.8584,  0.5159,  0.3863,  0.4964,  0.5315,  0.5135],
        [ 0.5507,  0.3585,  0.8238,  0.5576,  0.4316,  0.4736,  0.5286,  0.5450],
        [ 0.5587,  0.3720,  0.6769,  0.2708,  0.3132,  0.3024,  0.4931,  0.5178],
        [-0.1807, -0.1097,  0.8726,  0.3411,  0.4731,  0.2189,  0.6576,  0.5594],
        [ 0.5047,  0.3208,  0.8690,  0.4605,  0.3415,  0.4591,  0.5479,  0.5489]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08149451989447698
step:  52
running loss:  0.001567202305663019
 Train Steps: 52/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6065,  0.3959,  0.8548,  0.5664,  0.3848,  0.4831,  0.5509,  0.5286],
        [ 0.6251,  0.4124,  0.8550,  0.3978,  0.3658,  0.4721,  0.5616,  0.5464],
        [-0.0914, -0.0326,  0.6882,  0.2071,  0.3913,  0.2299,  0.5179,  0.5272],
        [ 0.5802,  0.3960,  0.7924,  0.1981,  0.4634,  0.1556,  0.6002,  0.4862],
        [ 0.5282,  0.3601,  0.8603,  0.5014,  0.3412,  0.3819,  0.5508,  0.5523],
        [ 0.5425,  0.3861,  0.8650,  0.4160,  0.3282,  0.3782,  0.5710,  0.5371],
        [ 0.6114,  0.4252,  0.8005,  0.3769,  0.3246,  0.4035,  0.5220,  0.4932],
        [-0.0446, -0.0088,  0.6980,  0.1995,  0.4239,  0.2405,  0.5390,  0.5463]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08231787505792454
step:  53
running loss:  0.0015531674539231044
Train Steps: 53/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4633, 0.3053, 0.7813, 0.2637, 0.4218, 0.2074, 0.5650, 0.5414],
        [0.4423, 0.3266, 0.8592, 0.4890, 0.4347, 0.4827, 0.4844, 0.5379],
        [0.4234, 0.3148, 0.8460, 0.4503, 0.3582, 0.4114, 0.4690, 0.5458],
        [0.4643, 0.3248, 0.8627, 0.5094, 0.4220, 0.4801, 0.5468, 0.5422],
        [0.4713, 0.3208, 0.8873, 0.5206, 0.4017, 0.5500, 0.6978, 0.5498],
        [0.4593, 0.3276, 0.8906, 0.4396, 0.3651, 0.4203, 0.5323, 0.5475],
        [0.4902, 0.3599, 0.8177, 0.3682, 0.3393, 0.4011, 0.5317, 0.5457],
        [0.5154, 0.3562, 0.7241, 0.1829, 0.3850, 0.2528, 0.5751, 0.5372]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0039, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.08622756163822487
step:  54
running loss:  0.0015968066970041643
Train Steps: 54/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.4549,  0.3279,  0.8062,  0.3474,  0.4819,  0.2351,  0.5100,  0.6041],
        [ 0.4452,  0.3079,  0.8588,  0.5672,  0.4430,  0.4954,  0.5422,  0.5496],
        [ 0.5699,  0.3944,  0.7603,  0.1899,  0.4359,  0.2076,  0.5866,  0.5161],
        [ 0.5667,  0.3971,  0.7179,  0.2186,  0.3601,  0.3267,  0.5661,  0.5567],
        [-0.0764, -0.0384,  0.7836,  0.2590,  0.3608,  0.2841,  0.4919,  0.5454],
        [ 0.4562,  0.3183,  0.9138,  0.3884,  0.4177,  0.3604,  0.6740,  0.5921],
        [ 0.5548,  0.4049,  0.7312,  0.2623,  0.4146,  0.2199,  0.5294,  0.5516],
        [ 0.5124,  0.3712,  0.8831,  0.3997,  0.3388,  0.3850,  0.5597,  0.5397]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0029, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0891112532117404
step:  55
running loss:  0.0016202046038498255
Train Steps: 55/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6333, 0.4037, 0.8638, 0.5733, 0.4012, 0.4717, 0.6369, 0.4938],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2841, 0.2073, 0.8971, 0.3288, 0.4746, 0.3006, 0.6896, 0.6023],
        [0.4716, 0.3356, 0.9035, 0.3814, 0.4286, 0.3491, 0.6755, 0.6058],
        [0.5666, 0.3886, 0.8688, 0.3893, 0.3700, 0.4776, 0.5625, 0.5985],
        [0.5145, 0.3731, 0.8393, 0.5072, 0.3919, 0.4774, 0.6830, 0.5975],
        [0.5068, 0.3861, 0.8645, 0.4706, 0.4755, 0.5139, 0.5026, 0.5105],
        [0.5235, 0.3674, 0.8710, 0.5243, 0.4125, 0.4725, 0.5630, 0.5267],
        [0.5493, 0.3891, 0.8318, 0.2677, 0.4237, 0.2318, 0.5512, 0.5450],
        [0.5084, 0.3757, 0.6835, 0.2245, 0.3632, 0.2362, 0.4987, 0.5296]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6334, 0.4037, 0.8637, 0.5733, 0.4013, 0.4717, 0.6369, 0.4938],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0045, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09363721316913143
step:  56
running loss:  0.0016720930923059183
 Train Steps: 56/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5629, 0.4024, 0.8491, 0.5074, 0.3920, 0.4756, 0.7119, 0.6109],
        [0.5554, 0.3866, 0.8785, 0.4322, 0.3812, 0.4299, 0.5717, 0.5626],
        [0.5874, 0.3855, 0.8805, 0.4502, 0.4399, 0.5208, 0.6653, 0.5731],
        [0.5419, 0.3820, 0.8656, 0.5302, 0.4593, 0.4908, 0.5758, 0.5832],
        [0.6008, 0.4064, 0.8500, 0.3611, 0.3444, 0.3462, 0.5353, 0.5433],
        [0.5880, 0.4068, 0.8797, 0.5273, 0.3888, 0.4454, 0.5944, 0.5271],
        [0.5795, 0.4050, 0.9005, 0.3755, 0.4074, 0.4259, 0.6626, 0.5615],
        [0.6131, 0.4276, 0.8416, 0.2677, 0.4248, 0.2244, 0.5816, 0.5584]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09452643216354772
step:  57
running loss:  0.0016583584590096092
Train Steps: 57/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6112, 0.4222, 0.8758, 0.4470, 0.4294, 0.5529, 0.6551, 0.5872],
        [0.6808, 0.4543, 0.8444, 0.5078, 0.3648, 0.3772, 0.6150, 0.5839],
        [0.6741, 0.4665, 0.8564, 0.2615, 0.5054, 0.1738, 0.6894, 0.5344],
        [0.6551, 0.4307, 0.8836, 0.5045, 0.4541, 0.5239, 0.6172, 0.5367],
        [0.6273, 0.4249, 0.8685, 0.2997, 0.4325, 0.2790, 0.6880, 0.5231],
        [0.5907, 0.3875, 0.7082, 0.2678, 0.3756, 0.2957, 0.5998, 0.5691],
        [0.7871, 0.5148, 0.9175, 0.3656, 0.4089, 0.2759, 0.7013, 0.5536],
        [0.1344, 0.0876, 0.7245, 0.2278, 0.4096, 0.2233, 0.5401, 0.5740]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09650458296528086
step:  58
running loss:  0.0016638721200910494
Train Steps: 58/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6148, 0.4076, 0.8666, 0.4820, 0.4138, 0.5067, 0.5250, 0.5767],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [   nan,    nan, 0.6793, 0.2110, 0.4012, 0.2167, 0.5112, 0.5583],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7382, 0.4823, 0.8761, 0.5222, 0.4304, 0.4852, 0.6209, 0.5718],
        [0.7312, 0.4900, 0.8813, 0.4541, 0.4890, 0.5090, 0.6586, 0.5728],
        [0.6612, 0.4320, 0.7609, 0.2048, 0.4153, 0.2033, 0.6580, 0.5155],
        [0.6932, 0.4531, 0.8719, 0.5102, 0.4333, 0.4629, 0.6154, 0.5461],
        [0.7277, 0.4609, 0.8940, 0.5155, 0.4000, 0.4746, 0.6561, 0.5016],
        [0.7316, 0.4616, 0.9022, 0.5313, 0.4126, 0.5640, 0.7744, 0.5645],
        [0.1607, 0.0987, 0.6774, 0.2018, 0.4002, 0.1998, 0.5467, 0.5342],
        [0.7042, 0.4623, 0.8553, 0.5422, 0.4580, 0.5011, 0.6179, 0.5370]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6148, 0.4076, 0.8666, 0.4820, 0.4137, 0.5067, 0.5250, 0.5767],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.0000, 0.0000, 0.6793, 0.2110, 0.4013, 0.2167, 0.5113, 0.5583],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0030, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.09950864681741223
step:  59
running loss:  0.0016865872341934275
Train Steps: 59/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6482, 0.3921, 0.7578, 0.2343, 0.4396, 0.1740, 0.6194, 0.5175],
        [0.7013, 0.4344, 0.8072, 0.2890, 0.4050, 0.2726, 0.6344, 0.5235],
        [0.6638, 0.3961, 0.8857, 0.4162, 0.3702, 0.4941, 0.6593, 0.5240],
        [0.6293, 0.3778, 0.8640, 0.6180, 0.4028, 0.4876, 0.6442, 0.5462],
        [0.6033, 0.3709, 0.7571, 0.2885, 0.3631, 0.3846, 0.6689, 0.5528],
        [0.7017, 0.4492, 0.8180, 0.2445, 0.4934, 0.1715, 0.6521, 0.4938],
        [0.6669, 0.3932, 0.9262, 0.4911, 0.3702, 0.4925, 0.6464, 0.5024],
        [0.7239, 0.4449, 0.8679, 0.4768, 0.3647, 0.3830, 0.6458, 0.5466]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10043607087573037
step:  60
running loss:  0.0016739345145955061
 Train Steps: 60/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6287, 0.3835, 0.7721, 0.3537, 0.3589, 0.3807, 0.5404, 0.5136],
        [0.7034, 0.4113, 0.8991, 0.4467, 0.3619, 0.3990, 0.6077, 0.5131],
        [0.6951, 0.4118, 0.7277, 0.2470, 0.4020, 0.2793, 0.6083, 0.5252],
        [0.7054, 0.4191, 0.8589, 0.4918, 0.3990, 0.4911, 0.5657, 0.5131],
        [0.7142, 0.4282, 0.9088, 0.4964, 0.4427, 0.3011, 0.7445, 0.5255],
        [0.7862, 0.4827, 0.8517, 0.3759, 0.4657, 0.2416, 0.5966, 0.5169],
        [0.7011, 0.4088, 0.8817, 0.5840, 0.3721, 0.4897, 0.6431, 0.4846],
        [0.5986, 0.3631, 0.7848, 0.2676, 0.3712, 0.3852, 0.6174, 0.5040]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10195993207162246
step:  61
running loss:  0.0016714742962561059
Train Steps: 61/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6247, 0.3661, 0.7157, 0.2869, 0.4271, 0.2154, 0.5333, 0.5766],
        [0.6447, 0.3784, 0.8774, 0.2905, 0.5059, 0.2369, 0.7035, 0.5209],
        [0.7440, 0.4345, 0.8946, 0.6275, 0.4013, 0.5598, 0.6141, 0.5292],
        [0.7049, 0.4133, 0.8685, 0.5509, 0.4432, 0.5565, 0.5157, 0.5046],
        [0.6179, 0.3676, 0.7443, 0.2568, 0.4057, 0.2316, 0.5449, 0.5404],
        [0.6160, 0.3691, 0.7046, 0.2429, 0.4079, 0.1970, 0.5292, 0.5258],
        [0.6514, 0.3870, 0.9177, 0.3847, 0.3822, 0.4629, 0.6947, 0.5112],
        [0.6073, 0.3739, 0.7232, 0.2653, 0.4281, 0.1929, 0.5387, 0.5596]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10285078029846773
step:  62
running loss:  0.0016588835532010922
Train Steps: 62/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7079, 0.4305, 0.9018, 0.3640, 0.4346, 0.3790, 0.6754, 0.5370],
        [0.1807, 0.0795, 0.7081, 0.2036, 0.4204, 0.1630, 0.4939, 0.5363],
        [0.7387, 0.4639, 0.8380, 0.2717, 0.4993, 0.1799, 0.5849, 0.5192],
        [0.7147, 0.4226, 0.8808, 0.4658, 0.4636, 0.5462, 0.5793, 0.5490],
        [0.7203, 0.4444, 0.8488, 0.3098, 0.4027, 0.2778, 0.5885, 0.4940],
        [0.6518, 0.3961, 0.8113, 0.4107, 0.3574, 0.3735, 0.5625, 0.5967],
        [0.6976, 0.4263, 0.8730, 0.4764, 0.3820, 0.5138, 0.5499, 0.5146],
        [0.7670, 0.4823, 0.8740, 0.5626, 0.3858, 0.4831, 0.6404, 0.5375]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10497850127285346
step:  63
running loss:  0.00166632541702942
Train Steps: 63/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6207, 0.4110, 0.8738, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5489, 0.3741, 0.7715, 0.3019, 0.3528, 0.2394, 0.5202, 0.5679],
        [0.5608, 0.3765, 0.7200, 0.2122, 0.3870, 0.2277, 0.5736, 0.5654],
        [0.6949, 0.4254, 0.8806, 0.4887, 0.4158, 0.4699, 0.6067, 0.5323],
        [0.6474, 0.4089, 0.9201, 0.3635, 0.4119, 0.3545, 0.7003, 0.5663],
        [0.6503, 0.4275, 0.8552, 0.5129, 0.4399, 0.4933, 0.5123, 0.5289],
        [0.7275, 0.4710, 0.8964, 0.4896, 0.4696, 0.5465, 0.5877, 0.5373],
        [0.6598, 0.4386, 0.8856, 0.5192, 0.3787, 0.4187, 0.4934, 0.5376],
        [0.5645, 0.3624, 0.7051, 0.2746, 0.3734, 0.2543, 0.5114, 0.5627]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6207, 0.4110, 0.8737, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10589164070552215
step:  64
running loss:  0.0016545568860237836
 Train Steps: 64/90  Loss: 0.0017 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6221, 0.4283, 0.8628, 0.4962, 0.3900, 0.3418, 0.5310, 0.5983],
        [0.7085, 0.4884, 0.8724, 0.4659, 0.4139, 0.3262, 0.6839, 0.5850],
        [0.5233, 0.3546, 0.8350, 0.3252, 0.3570, 0.3759, 0.5416, 0.5449],
        [0.5835, 0.3883, 0.8672, 0.3821, 0.3898, 0.5025, 0.5429, 0.5312],
        [0.6488, 0.4269, 0.8925, 0.4275, 0.3925, 0.4656, 0.6009, 0.5248],
        [0.5921, 0.4094, 0.8436, 0.4683, 0.3680, 0.3727, 0.5096, 0.5457],
        [0.6816, 0.4483, 0.8707, 0.4532, 0.4092, 0.5143, 0.6279, 0.5406],
        [0.6375, 0.4225, 0.8894, 0.4271, 0.3852, 0.3125, 0.6002, 0.5315]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10696358111454174
step:  65
running loss:  0.0016455935556083344
Train Steps: 65/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5393, 0.3889, 0.7657, 0.1986, 0.4130, 0.1993, 0.5852, 0.5261],
        [0.5829, 0.4071, 0.8496, 0.4321, 0.3864, 0.5271, 0.5797, 0.5473],
        [0.6193, 0.4327, 0.8669, 0.4604, 0.4150, 0.4514, 0.5412, 0.5538],
        [0.5629, 0.3962, 0.8623, 0.3543, 0.3623, 0.4686, 0.6162, 0.5318],
        [0.4795, 0.3447, 0.7762, 0.2536, 0.4611, 0.1480, 0.5585, 0.5314],
        [0.1735, 0.1281, 0.8874, 0.2998, 0.4933, 0.2157, 0.6412, 0.5723],
        [0.6627, 0.4651, 0.8768, 0.4995, 0.3844, 0.3360, 0.7009, 0.5691],
        [0.6295, 0.4397, 0.8468, 0.3628, 0.3846, 0.2779, 0.5188, 0.5498]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10856805794173852
step:  66
running loss:  0.001644970574874826
Train Steps: 66/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5448, 0.3894, 0.8145, 0.2338, 0.4142, 0.2702, 0.6812, 0.5341],
        [0.5694, 0.3942, 0.8913, 0.4585, 0.3639, 0.3936, 0.5592, 0.5375],
        [0.5310, 0.3859, 0.8618, 0.2606, 0.4940, 0.1833, 0.6343, 0.5224],
        [0.5874, 0.4226, 0.8470, 0.5582, 0.4386, 0.4280, 0.5736, 0.5882],
        [0.5255, 0.3685, 0.8450, 0.4086, 0.3649, 0.4420, 0.5704, 0.5609],
        [0.5708, 0.3805, 0.8753, 0.4588, 0.4241, 0.4992, 0.6315, 0.5281],
        [0.5485, 0.3756, 0.8864, 0.5135, 0.3552, 0.4017, 0.6095, 0.5225],
        [0.5485, 0.3837, 0.8391, 0.4335, 0.3586, 0.4426, 0.5607, 0.5755]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.10938900749897584
step:  67
running loss:  0.0016326717537160573
Train Steps: 67/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4256, 0.3133, 0.7312, 0.2664, 0.4504, 0.1735, 0.5968, 0.5748],
        [0.5070, 0.3664, 0.8311, 0.3491, 0.3637, 0.4180, 0.6030, 0.5581],
        [0.5938, 0.4139, 0.9050, 0.5002, 0.4267, 0.5329, 0.6676, 0.5504],
        [0.5597, 0.3864, 0.9127, 0.4380, 0.4046, 0.5862, 0.6737, 0.5258],
        [0.4858, 0.3554, 0.8112, 0.3820, 0.3644, 0.4135, 0.5584, 0.5594],
        [0.6025, 0.4247, 0.8645, 0.2894, 0.3939, 0.3295, 0.7073, 0.5438],
        [0.5373, 0.3748, 0.7314, 0.3082, 0.4009, 0.2635, 0.5578, 0.5699],
        [0.5954, 0.4201, 0.8981, 0.4821, 0.4482, 0.4694, 0.5724, 0.5615]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11124868033220991
step:  68
running loss:  0.00163601000488544
 Train Steps: 68/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5563, 0.3870, 0.8563, 0.4827, 0.4403, 0.5231, 0.5433, 0.5044],
        [0.5492, 0.3759, 0.8491, 0.4923, 0.4246, 0.5409, 0.5634, 0.5205],
        [0.5895, 0.4069, 0.8284, 0.2998, 0.4732, 0.1896, 0.5892, 0.5576],
        [0.5430, 0.3776, 0.8512, 0.5306, 0.4005, 0.5172, 0.5993, 0.5526],
        [0.5404, 0.3731, 0.8525, 0.5451, 0.3619, 0.4570, 0.6332, 0.5041],
        [0.5671, 0.3874, 0.7579, 0.2432, 0.3995, 0.2573, 0.6219, 0.5672],
        [0.5508, 0.3591, 0.8674, 0.4709, 0.3768, 0.5651, 0.6735, 0.5446],
        [0.5503, 0.3572, 0.9081, 0.4160, 0.3851, 0.5056, 0.7052, 0.5347]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4164, 0.8700, 0.5067, 0.4625, 0.5650, 0.5464, 0.5197],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11220953316660598
step:  69
running loss:  0.0016262251183566084
Train Steps: 69/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5787, 0.5117],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5894, 0.3943, 0.8446, 0.4361, 0.4505, 0.5642, 0.6108, 0.5490],
        [0.5916, 0.3702, 0.8096, 0.5563, 0.4293, 0.5186, 0.5392, 0.4968],
        [0.6256, 0.4082, 0.8094, 0.2928, 0.3440, 0.3792, 0.5929, 0.5366],
        [0.5960, 0.3767, 0.8206, 0.5812, 0.4219, 0.5179, 0.5555, 0.4948],
        [0.1566, 0.1218, 0.7175, 0.2339, 0.4316, 0.1995, 0.5217, 0.5481],
        [0.6159, 0.4071, 0.7354, 0.2169, 0.4185, 0.2362, 0.6050, 0.5164],
        [0.6355, 0.4033, 0.8359, 0.3240, 0.3578, 0.3834, 0.6605, 0.5133],
        [0.6122, 0.3977, 0.8758, 0.4785, 0.3735, 0.3831, 0.6451, 0.5342]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.6161, 0.4040, 0.7525, 0.2133, 0.4125, 0.2067, 0.5788, 0.5117],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11311025434406474
step:  70
running loss:  0.001615860776343782
Train Steps: 70/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5502, 0.3574, 0.6851, 0.2700, 0.4356, 0.2077, 0.5738, 0.5523],
        [0.5865, 0.3874, 0.8746, 0.4779, 0.4575, 0.5594, 0.6084, 0.5240],
        [0.6299, 0.3938, 0.8675, 0.3658, 0.3588, 0.4424, 0.6396, 0.5507],
        [0.5341, 0.3422, 0.8595, 0.4866, 0.4463, 0.5918, 0.5941, 0.5159],
        [0.6748, 0.4351, 0.8300, 0.2889, 0.4593, 0.2303, 0.6556, 0.5105],
        [0.5803, 0.3658, 0.8792, 0.4309, 0.3655, 0.5083, 0.6469, 0.5170],
        [0.5794, 0.3641, 0.7371, 0.3003, 0.3485, 0.3589, 0.5397, 0.5130],
        [0.6032, 0.3811, 0.8296, 0.4438, 0.3641, 0.4955, 0.5187, 0.5050]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11381898814579472
step:  71
running loss:  0.0016030843400816157
Train Steps: 71/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6276, 0.3894, 0.8747, 0.4654, 0.3921, 0.3863, 0.6660, 0.5179],
        [0.6014, 0.3731, 0.8574, 0.4411, 0.4104, 0.5811, 0.5857, 0.5430],
        [0.6147, 0.3785, 0.7877, 0.2300, 0.4743, 0.1988, 0.6161, 0.4771],
        [0.6622, 0.4007, 0.8515, 0.5078, 0.3759, 0.5819, 0.6995, 0.5133],
        [0.5559, 0.3539, 0.8504, 0.4778, 0.4623, 0.5141, 0.5119, 0.5238],
        [0.6134, 0.3951, 0.7303, 0.3397, 0.5047, 0.2150, 0.5570, 0.5806],
        [0.5881, 0.3722, 0.7941, 0.3264, 0.3500, 0.3278, 0.4857, 0.5187],
        [0.5848, 0.3471, 0.8362, 0.4906, 0.3879, 0.4857, 0.5017, 0.4967]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11468475608853623
step:  72
running loss:  0.0015928438345630032
 Train Steps: 72/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6321, 0.3942, 0.8170, 0.4639, 0.4226, 0.4967, 0.5175, 0.5260],
        [0.6072, 0.3800, 0.8428, 0.2650, 0.4421, 0.2778, 0.6690, 0.5455],
        [0.6211, 0.3606, 0.8914, 0.4243, 0.4077, 0.3264, 0.6256, 0.5129],
        [0.6232, 0.3805, 0.8581, 0.4738, 0.3662, 0.4002, 0.5599, 0.5180],
        [0.6466, 0.4008, 0.7879, 0.2387, 0.4705, 0.1779, 0.5898, 0.5244],
        [0.6400, 0.3735, 0.8262, 0.5660, 0.3768, 0.4563, 0.6083, 0.4759],
        [0.5742, 0.3790, 0.8567, 0.4308, 0.4156, 0.5919, 0.5513, 0.5092],
        [0.6213, 0.3897, 0.8506, 0.4837, 0.4374, 0.4786, 0.5193, 0.5460]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11528142628958449
step:  73
running loss:  0.001579197620405267
Train Steps: 73/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7195, 0.4545, 0.8844, 0.5364, 0.3846, 0.4108, 0.5699, 0.5352],
        [0.6740, 0.4419, 0.9011, 0.4222, 0.3800, 0.5256, 0.5829, 0.5424],
        [0.6853, 0.4666, 0.7156, 0.2920, 0.4794, 0.2020, 0.5704, 0.5991],
        [0.2321, 0.1452, 0.7913, 0.2523, 0.4388, 0.2067, 0.5140, 0.5255],
        [0.6632, 0.4370, 0.8896, 0.4825, 0.3672, 0.4591, 0.6066, 0.5275],
        [0.6851, 0.4356, 0.8823, 0.5456, 0.3809, 0.4654, 0.6006, 0.5075],
        [0.6783, 0.4285, 0.8513, 0.5570, 0.3972, 0.4829, 0.5697, 0.5386],
        [0.7579, 0.4764, 0.8849, 0.3669, 0.4426, 0.3150, 0.6563, 0.5561]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0022, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11752213741419837
step:  74
running loss:  0.0015881369920837617
Train Steps: 74/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6212, 0.4159, 0.8675, 0.5783, 0.4088, 0.4317, 0.5613, 0.5917],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6591, 0.4333, 0.8948, 0.4122, 0.3788, 0.4922, 0.6208, 0.5571],
        [0.6427, 0.4237, 0.9069, 0.5538, 0.4507, 0.5241, 0.5406, 0.5316],
        [0.6362, 0.4339, 0.8928, 0.5974, 0.4273, 0.4166, 0.5866, 0.6091],
        [0.6376, 0.4100, 0.7270, 0.2893, 0.3867, 0.3177, 0.5819, 0.5739],
        [0.6525, 0.4261, 0.8762, 0.2520, 0.5085, 0.1691, 0.6501, 0.5437],
        [0.6357, 0.4092, 0.8949, 0.6106, 0.3867, 0.4622, 0.6421, 0.5256],
        [0.6220, 0.4065, 0.7542, 0.2496, 0.4231, 0.2386, 0.6143, 0.5739],
        [0.6334, 0.4142, 0.7204, 0.2827, 0.4284, 0.2035, 0.5362, 0.5713]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6212, 0.4159, 0.8675, 0.5783, 0.4087, 0.4317, 0.5612, 0.5917],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11819850071333349
step:  75
running loss:  0.001575980009511113
Train Steps: 75/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6172, 0.3995, 0.8901, 0.5058, 0.3956, 0.4915, 0.6131, 0.5523],
        [0.6882, 0.4489, 0.8780, 0.4083, 0.3668, 0.3666, 0.5890, 0.5351],
        [0.5328, 0.3744, 0.8810, 0.5341, 0.4609, 0.4898, 0.5960, 0.5529],
        [0.7211, 0.4788, 0.8036, 0.3136, 0.3870, 0.3325, 0.6272, 0.5799],
        [0.6880, 0.4580, 0.8173, 0.2626, 0.4443, 0.2419, 0.6816, 0.5460],
        [0.6753, 0.4548, 0.8753, 0.3632, 0.3737, 0.2981, 0.6539, 0.5604],
        [0.6129, 0.3984, 0.9226, 0.4563, 0.3824, 0.3320, 0.6079, 0.5717],
        [0.6587, 0.4387, 0.9108, 0.5261, 0.4108, 0.4428, 0.5994, 0.5486]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.11945557687431574
step:  76
running loss:  0.0015717839062409965
 Train Steps: 76/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947],
        [0.6200, 0.4098, 0.8237, 0.2917, 0.4012, 0.2967, 0.6000, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6638, 0.4265, 0.8378, 0.3199, 0.3502, 0.3498, 0.6437, 0.5390],
        [0.6458, 0.4382, 0.8623, 0.5751, 0.4099, 0.4719, 0.6228, 0.5623],
        [0.6353, 0.4273, 0.8509, 0.3646, 0.3605, 0.2750, 0.5698, 0.5699],
        [0.6264, 0.4253, 0.8758, 0.5270, 0.4639, 0.4688, 0.6128, 0.5361],
        [0.6012, 0.4146, 0.8752, 0.4587, 0.3832, 0.4310, 0.6454, 0.6015],
        [0.6165, 0.4263, 0.8658, 0.4376, 0.4099, 0.5349, 0.6132, 0.5368],
        [0.6423, 0.4167, 0.8071, 0.2262, 0.4394, 0.1830, 0.6501, 0.5213],
        [0.6808, 0.4402, 0.8347, 0.3076, 0.4046, 0.2507, 0.6324, 0.5565]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947],
         [0.6200, 0.4098, 0.8238, 0.2917, 0.4013, 0.2967, 0.6000, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12034609029069543
step:  77
running loss:  0.001562936237541499
Train Steps: 77/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6829, 0.4321, 0.8792, 0.2930, 0.4530, 0.1758, 0.6499, 0.5164],
        [0.6334, 0.4151, 0.8681, 0.4462, 0.3797, 0.4307, 0.5416, 0.5134],
        [0.7628, 0.4811, 0.8505, 0.5250, 0.3577, 0.4349, 0.6527, 0.5248],
        [0.2527, 0.1632, 0.8017, 0.3036, 0.3434, 0.2813, 0.5369, 0.5235],
        [0.5974, 0.3909, 0.8661, 0.3871, 0.3583, 0.3448, 0.5662, 0.5360],
        [0.6522, 0.4458, 0.8638, 0.3950, 0.3395, 0.3446, 0.5653, 0.5265],
        [0.6673, 0.4463, 0.8625, 0.4778, 0.4617, 0.4634, 0.6032, 0.5708],
        [0.6972, 0.4597, 0.8791, 0.4854, 0.4432, 0.5452, 0.6703, 0.5676]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0027, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12301964685320854
step:  78
running loss:  0.0015771749596565198
Train Steps: 78/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6981, 0.4461, 0.7920, 0.1761, 0.4232, 0.2350, 0.6595, 0.5030],
        [0.6089, 0.4098, 0.8837, 0.4997, 0.4948, 0.5058, 0.5205, 0.5163],
        [0.6776, 0.4383, 0.8625, 0.5327, 0.4152, 0.5352, 0.6680, 0.5216],
        [0.6112, 0.3980, 0.8476, 0.4931, 0.3843, 0.4628, 0.5391, 0.5513],
        [0.5809, 0.3944, 0.7159, 0.2180, 0.3969, 0.1966, 0.5366, 0.4958],
        [0.7036, 0.4519, 0.9253, 0.4453, 0.3807, 0.5351, 0.7349, 0.5451],
        [0.0905, 0.0750, 0.6754, 0.2421, 0.3957, 0.2056, 0.5225, 0.5518],
        [0.6353, 0.4183, 0.8821, 0.5299, 0.3436, 0.3670, 0.5775, 0.5352]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6257, 0.4024, 0.8672, 0.5422, 0.4196, 0.5198, 0.6694, 0.5204],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12372523982776329
step:  79
running loss:  0.0015661422763008012
Train Steps: 79/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6288, 0.4135, 0.8620, 0.3507, 0.3612, 0.5392, 0.5979, 0.4968],
        [0.5228, 0.3384, 0.7171, 0.2279, 0.4291, 0.2401, 0.5491, 0.5494],
        [0.5521, 0.3427, 0.9261, 0.4161, 0.4091, 0.3444, 0.6386, 0.4978],
        [0.5937, 0.3695, 0.8879, 0.5150, 0.3578, 0.4873, 0.5942, 0.4688],
        [0.6119, 0.3992, 0.8160, 0.5159, 0.3865, 0.5166, 0.6645, 0.5292],
        [0.5653, 0.3847, 0.8176, 0.5684, 0.3951, 0.4822, 0.5524, 0.5696],
        [0.5591, 0.3564, 0.7779, 0.2521, 0.3498, 0.4319, 0.5708, 0.5020],
        [0.5886, 0.3754, 0.8601, 0.2555, 0.4770, 0.2343, 0.6406, 0.5053]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12507811159593984
step:  80
running loss:  0.001563476394949248
 Train Steps: 80/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6061, 0.3938, 0.8173, 0.5448, 0.4088, 0.4903, 0.6078, 0.5864],
        [0.6013, 0.3893, 0.8713, 0.4460, 0.3765, 0.3447, 0.5802, 0.5218],
        [0.5587, 0.3764, 0.7229, 0.2238, 0.4488, 0.2153, 0.5614, 0.5439],
        [0.5299, 0.3311, 0.8490, 0.4794, 0.4807, 0.5188, 0.5202, 0.4970],
        [0.5694, 0.3743, 0.8593, 0.5075, 0.3752, 0.5695, 0.5847, 0.5236],
        [0.5815, 0.3632, 0.8861, 0.4526, 0.3648, 0.5317, 0.6349, 0.4731],
        [0.5626, 0.3566, 0.8745, 0.3104, 0.3800, 0.3518, 0.5987, 0.5117],
        [0.5221, 0.3276, 0.8707, 0.3038, 0.3811, 0.3485, 0.5562, 0.4916]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12628521776059642
step:  81
running loss:  0.001559076762476499
Train Steps: 81/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5418, 0.3460, 0.7083, 0.3052, 0.3531, 0.3603, 0.5018, 0.5154],
        [0.5441, 0.3577, 0.8451, 0.4836, 0.4316, 0.5414, 0.5323, 0.4998],
        [0.5531, 0.3617, 0.8243, 0.3293, 0.3425, 0.4509, 0.5539, 0.5333],
        [0.5925, 0.3804, 0.8683, 0.4660, 0.3918, 0.4476, 0.5878, 0.5417],
        [0.6002, 0.4011, 0.8016, 0.3649, 0.3546, 0.5386, 0.5675, 0.5146],
        [0.5849, 0.4086, 0.8510, 0.4163, 0.3650, 0.3590, 0.5596, 0.5523],
        [0.5821, 0.3788, 0.8625, 0.5083, 0.4160, 0.5501, 0.5990, 0.5181],
        [0.4306, 0.2809, 0.8359, 0.2389, 0.5374, 0.2232, 0.7439, 0.5276]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6225, 0.4191, 0.8500, 0.4167, 0.3688, 0.3233, 0.5650, 0.5650],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12774768978124484
step:  82
running loss:  0.0015578986558688395
Train Steps: 82/90  Loss: 0.0016 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6675,  0.4397,  0.8381,  0.5552,  0.3738,  0.5097,  0.6472,  0.5416],
        [ 0.5951,  0.3972,  0.8532,  0.4696,  0.4206,  0.5650,  0.6118,  0.5556],
        [ 0.6322,  0.4160,  0.8588,  0.4564,  0.4137,  0.5005,  0.5463,  0.5500],
        [ 0.6032,  0.3870,  0.8658,  0.4831,  0.3925,  0.4840,  0.5734,  0.5137],
        [-0.0529, -0.0354,  0.7400,  0.2637,  0.3871,  0.2772,  0.4593,  0.5618],
        [ 0.6284,  0.4051,  0.8570,  0.5077,  0.4325,  0.5167,  0.5824,  0.5051],
        [ 0.6477,  0.4342,  0.8797,  0.3638,  0.3833,  0.2962,  0.6136,  0.5325],
        [ 0.6533,  0.4331,  0.8344,  0.5550,  0.4074,  0.4584,  0.5385,  0.5828]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1281739636324346
step:  83
running loss:  0.0015442646220775254
Train Steps: 83/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6597, 0.4264, 0.8902, 0.4278, 0.3658, 0.4644, 0.6411, 0.5222],
        [0.5860, 0.3856, 0.7773, 0.2711, 0.3504, 0.3750, 0.5729, 0.5375],
        [0.5656, 0.3925, 0.8694, 0.5230, 0.4260, 0.5606, 0.5162, 0.5660],
        [0.6103, 0.3844, 0.8472, 0.4252, 0.3782, 0.3238, 0.5537, 0.5528],
        [0.5067, 0.3293, 0.8092, 0.2659, 0.4708, 0.2124, 0.5685, 0.5118],
        [0.5839, 0.3781, 0.7251, 0.2463, 0.4241, 0.2149, 0.5706, 0.5286],
        [0.5335, 0.3611, 0.8560, 0.5066, 0.3550, 0.4511, 0.5697, 0.6224],
        [0.5556, 0.3549, 0.8647, 0.5021, 0.4329, 0.5528, 0.6810, 0.5749]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12917014537379146
step:  84
running loss:  0.0015377398258784698
 Train Steps: 84/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6153, 0.4149, 0.8889, 0.4847, 0.4558, 0.5046, 0.6244, 0.5498],
        [0.5586, 0.3738, 0.7486, 0.2882, 0.3541, 0.2953, 0.5606, 0.5527],
        [0.6257, 0.4160, 0.8654, 0.4678, 0.4573, 0.5368, 0.5980, 0.5739],
        [0.5703, 0.3918, 0.7460, 0.1940, 0.3798, 0.2339, 0.5797, 0.5188],
        [0.5688, 0.3682, 0.8581, 0.5712, 0.4034, 0.4855, 0.6434, 0.5377],
        [0.6166, 0.4107, 0.8232, 0.3031, 0.3427, 0.3449, 0.5720, 0.5591],
        [0.6142, 0.3968, 0.8740, 0.5402, 0.4438, 0.4831, 0.6002, 0.5364],
        [0.5238, 0.3544, 0.8481, 0.3092, 0.4216, 0.2158, 0.5670, 0.5483]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.12972077063750476
step:  85
running loss:  0.001526126713382409
Train Steps: 85/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [   nan,    nan, 0.8463, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6324, 0.4024, 0.7867, 0.2706, 0.4302, 0.1842, 0.5873, 0.5167],
        [0.1120, 0.0905, 0.8614, 0.2757, 0.5323, 0.2532, 0.7227, 0.5899],
        [0.6636, 0.4510, 0.8866, 0.5082, 0.3449, 0.4067, 0.6281, 0.5082],
        [0.6678, 0.4606, 0.8678, 0.3985, 0.3912, 0.2996, 0.5728, 0.5700],
        [0.6000, 0.4066, 0.8471, 0.5015, 0.3561, 0.4322, 0.5428, 0.5055],
        [0.6050, 0.4145, 0.8732, 0.3977, 0.3691, 0.3673, 0.5318, 0.5119],
        [0.5998, 0.4105, 0.6665, 0.2674, 0.3806, 0.2248, 0.5654, 0.5679],
        [0.6570, 0.4326, 0.8951, 0.4556, 0.3951, 0.5170, 0.6160, 0.5746]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.0000, 0.0000, 0.8462, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13042904192116112
step:  86
running loss:  0.0015166167665251293
Train Steps: 86/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5883, 0.3915, 0.8001, 0.2407, 0.4200, 0.2433, 0.5929, 0.5700],
        [0.6419, 0.4123, 0.9253, 0.3650, 0.4035, 0.3305, 0.7279, 0.5396],
        [0.6671, 0.4461, 0.7152, 0.1981, 0.4120, 0.1980, 0.5596, 0.5310],
        [0.6116, 0.4015, 0.9169, 0.4768, 0.3858, 0.3125, 0.7088, 0.5173],
        [0.6014, 0.3990, 0.8853, 0.4906, 0.4388, 0.4627, 0.5007, 0.5111],
        [0.5797, 0.3709, 0.8777, 0.5019, 0.3913, 0.4391, 0.5890, 0.5408],
        [0.6075, 0.3936, 0.8572, 0.5368, 0.3973, 0.5263, 0.7019, 0.5504],
        [0.6125, 0.3837, 0.8629, 0.5984, 0.4356, 0.4845, 0.5144, 0.4990]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13084795890608802
step:  87
running loss:  0.0015039995276561842
Train Steps: 87/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6102, 0.4038, 0.7431, 0.1998, 0.4382, 0.2402, 0.6259, 0.5483],
        [0.6186, 0.3994, 0.7977, 0.3072, 0.3726, 0.3181, 0.5868, 0.5125],
        [0.5738, 0.3796, 0.9057, 0.4642, 0.3647, 0.3801, 0.6272, 0.5086],
        [0.6229, 0.4183, 0.8687, 0.2433, 0.5416, 0.2083, 0.7472, 0.5412],
        [0.5756, 0.3719, 0.8908, 0.4649, 0.3554, 0.4701, 0.5623, 0.5266],
        [0.6130, 0.3902, 0.8879, 0.5309, 0.4536, 0.5069, 0.5984, 0.5160],
        [0.6295, 0.4091, 0.8896, 0.2798, 0.4066, 0.2617, 0.6012, 0.5375],
        [0.6980, 0.4612, 0.8706, 0.5554, 0.3980, 0.3224, 0.5773, 0.5992]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.1311794207431376
step:  88
running loss:  0.0014906752357174728
 Train Steps: 88/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6207, 0.4110, 0.8738, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6030, 0.3969, 0.7988, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6583, 0.4411, 0.8900, 0.4753, 0.3661, 0.4107, 0.6070, 0.5610],
        [0.7032, 0.4607, 0.8342, 0.5524, 0.4124, 0.4293, 0.6039, 0.6208],
        [0.6121, 0.3993, 0.7666, 0.2818, 0.3541, 0.3070, 0.5600, 0.5471],
        [0.6439, 0.4244, 0.8729, 0.4387, 0.3880, 0.4663, 0.5833, 0.5265],
        [0.7073, 0.4632, 0.8083, 0.1969, 0.4801, 0.1462, 0.6399, 0.5277],
        [0.6096, 0.3859, 0.9005, 0.4553, 0.4819, 0.5500, 0.6491, 0.5414],
        [0.6181, 0.4030, 0.9020, 0.4781, 0.4361, 0.4963, 0.6299, 0.5102],
        [0.6141, 0.4031, 0.8295, 0.3727, 0.3551, 0.3516, 0.5576, 0.4941]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6207, 0.4110, 0.8737, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6030, 0.3969, 0.7987, 0.3917, 0.3450, 0.3667, 0.5266, 0.4700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13189973769476637
step:  89
running loss:  0.0014820195246602963
Train Steps: 89/90  Loss: 0.0015 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6113, 0.4123, 0.9156, 0.4842, 0.3787, 0.4339, 0.6803, 0.5313],
        [0.5968, 0.3982, 0.8830, 0.4667, 0.3824, 0.5372, 0.5866, 0.4975],
        [0.6615, 0.4335, 0.8602, 0.3215, 0.3607, 0.3666, 0.5859, 0.5735],
        [0.6616, 0.4508, 0.6859, 0.2386, 0.4228, 0.2136, 0.5463, 0.5839],
        [0.6522, 0.4216, 0.8659, 0.2377, 0.5468, 0.1720, 0.6670, 0.5417],
        [0.6198, 0.4215, 0.7188, 0.2078, 0.4245, 0.2021, 0.5389, 0.5014],
        [0.5990, 0.3871, 0.9110, 0.5404, 0.3889, 0.4972, 0.6665, 0.5114],
        [0.5953, 0.4015, 0.6792, 0.2568, 0.4020, 0.2465, 0.5699, 0.5747]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.13218482348020189
step:  90
running loss:  0.001468720260891132
Valid Steps: 10/10  Loss: nan 15 
--------------------------------------------------
Epoch: 7  Train Loss: 0.0015 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6952, 0.4387, 0.8725, 0.4735, 0.3666, 0.3972, 0.6239, 0.5173],
        [0.6620, 0.4335, 0.8837, 0.4076, 0.3828, 0.3460, 0.6416, 0.5286],
        [0.6551, 0.4304, 0.8760, 0.4881, 0.4687, 0.5299, 0.6150, 0.5283],
        [0.6975, 0.4636, 0.8789, 0.4989, 0.3623, 0.4215, 0.6250, 0.5132],
        [0.6783, 0.4559, 0.8491, 0.3904, 0.3644, 0.3979, 0.6092, 0.5457],
        [0.6325, 0.4093, 0.7707, 0.2715, 0.3652, 0.4031, 0.6094, 0.5560],
        [0.6950, 0.4435, 0.8780, 0.4944, 0.4598, 0.6014, 0.6045, 0.5163],
        [0.6692, 0.4511, 0.8783, 0.4058, 0.3701, 0.3708, 0.5801, 0.5369]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.000634737079963088
step:  1
running loss:  0.000634737079963088
Train Steps: 1/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6153, 0.4119, 0.8463, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6766, 0.4289, 0.8286, 0.2968, 0.4127, 0.2863, 0.6748, 0.5418],
        [0.6179, 0.4140, 0.6912, 0.2371, 0.4145, 0.2128, 0.5311, 0.5148],
        [0.6247, 0.4153, 0.8053, 0.2420, 0.4797, 0.2715, 0.7081, 0.5556],
        [0.5787, 0.3854, 0.8454, 0.4129, 0.3846, 0.3143, 0.5029, 0.5668],
        [0.6452, 0.4174, 0.8559, 0.4356, 0.3796, 0.5023, 0.6076, 0.5970],
        [0.6454, 0.4280, 0.8659, 0.4704, 0.4320, 0.6108, 0.5659, 0.5241],
        [0.5738, 0.3689, 0.7364, 0.2182, 0.3825, 0.2897, 0.5679, 0.5108],
        [0.6694, 0.4415, 0.8888, 0.4933, 0.3867, 0.3707, 0.6565, 0.5217]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6153, 0.4119, 0.8462, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0009739936213009059
step:  2
running loss:  0.00048699681065045297
 Train Steps: 2/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6063, 0.6083],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6684, 0.4218, 0.8629, 0.5071, 0.3801, 0.4074, 0.7064, 0.5017],
        [0.6440, 0.3897, 0.8907, 0.4888, 0.3580, 0.5210, 0.6386, 0.4876],
        [0.6618, 0.4176, 0.8623, 0.4999, 0.4258, 0.5417, 0.5987, 0.5448],
        [0.6504, 0.4116, 0.6684, 0.2818, 0.3705, 0.3098, 0.5226, 0.5757],
        [0.6074, 0.4032, 0.8490, 0.3834, 0.3605, 0.4385, 0.6010, 0.6027],
        [0.7068, 0.4541, 0.8974, 0.4816, 0.3890, 0.3849, 0.6512, 0.5143],
        [0.6663, 0.4288, 0.8405, 0.3848, 0.3601, 0.3499, 0.4727, 0.5486],
        [0.6665, 0.4204, 0.8850, 0.4391, 0.3886, 0.5139, 0.6090, 0.5330]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6199, 0.4112, 0.8475, 0.3717, 0.3550, 0.4350, 0.6062, 0.6083],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0014395180041901767
step:  3
running loss:  0.0004798393347300589
Train Steps: 3/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6182, 0.4058, 0.8738, 0.4350, 0.3563, 0.3400, 0.5290, 0.5822]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6081, 0.3873, 0.8497, 0.4549, 0.3521, 0.3878, 0.5540, 0.5651],
        [0.6429, 0.4091, 0.7206, 0.2405, 0.4152, 0.2421, 0.5812, 0.5704],
        [0.6230, 0.3810, 0.7868, 0.2496, 0.3900, 0.3198, 0.6284, 0.5419],
        [0.6585, 0.4105, 0.8837, 0.5345, 0.3681, 0.3895, 0.5702, 0.5555],
        [0.6274, 0.3987, 0.8372, 0.3034, 0.4211, 0.2373, 0.6061, 0.5390],
        [0.6069, 0.3815, 0.7686, 0.3443, 0.3403, 0.4284, 0.5813, 0.5239],
        [0.6252, 0.3910, 0.8705, 0.4495, 0.4389, 0.6050, 0.6370, 0.5267],
        [0.6166, 0.3865, 0.8532, 0.4427, 0.3593, 0.3599, 0.5404, 0.5638]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6182, 0.4058, 0.8737, 0.4350, 0.3562, 0.3400, 0.5290, 0.5822]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.001678855056525208
step:  4
running loss:  0.000419713764131302
Train Steps: 4/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6262, 0.5167],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6535, 0.4268, 0.9218, 0.4248, 0.3633, 0.3752, 0.6456, 0.5334],
        [0.6299, 0.4239, 0.8814, 0.4930, 0.4228, 0.5131, 0.5455, 0.5724],
        [0.6410, 0.4221, 0.8750, 0.2759, 0.4460, 0.2838, 0.7228, 0.5797],
        [0.6569, 0.4039, 0.9135, 0.5521, 0.3506, 0.4886, 0.6536, 0.4932],
        [0.0340, 0.0284, 0.6861, 0.2670, 0.4044, 0.2420, 0.5503, 0.6324],
        [0.7165, 0.4682, 0.7702, 0.1931, 0.4608, 0.1776, 0.6070, 0.5090],
        [0.6661, 0.4247, 0.8615, 0.4843, 0.3716, 0.5002, 0.5485, 0.5507],
        [0.6522, 0.4341, 0.6852, 0.3236, 0.3517, 0.3098, 0.5355, 0.5977]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4094, 0.9038, 0.4300, 0.3700, 0.3483, 0.6263, 0.5167],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002325661844224669
step:  5
running loss:  0.0004651323688449338
Train Steps: 5/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6606, 0.4245, 0.8836, 0.5583, 0.3539, 0.4847, 0.5659, 0.5619],
        [0.6123, 0.3990, 0.8744, 0.5123, 0.4089, 0.5486, 0.6709, 0.5649],
        [0.5972, 0.3926, 0.8888, 0.3162, 0.3896, 0.4101, 0.6946, 0.5617],
        [0.5883, 0.3712, 0.8911, 0.5428, 0.3359, 0.4267, 0.6049, 0.5045],
        [0.6754, 0.4337, 0.7266, 0.2542, 0.3625, 0.2963, 0.5969, 0.5932],
        [0.5790, 0.3739, 0.8706, 0.4205, 0.3542, 0.4721, 0.5582, 0.5324],
        [0.5863, 0.3972, 0.8765, 0.4084, 0.3567, 0.5534, 0.6111, 0.5487],
        [0.6434, 0.4218, 0.7339, 0.3618, 0.4775, 0.1961, 0.5330, 0.6443]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0027636906161205843
step:  6
running loss:  0.00046061510268676403
 Train Steps: 6/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6093, 0.4016, 0.8455, 0.3136, 0.3467, 0.3746, 0.5997, 0.5630],
        [0.6374, 0.4256, 0.8931, 0.3969, 0.3701, 0.2547, 0.6111, 0.5143],
        [0.6286, 0.4087, 0.8342, 0.4794, 0.3684, 0.4703, 0.5179, 0.5471],
        [0.6256, 0.4069, 0.8910, 0.4117, 0.3544, 0.4030, 0.5732, 0.5737],
        [0.0518, 0.0447, 0.7377, 0.2758, 0.3662, 0.2630, 0.5332, 0.5880],
        [0.6257, 0.4142, 0.7941, 0.2575, 0.4349, 0.1931, 0.5780, 0.5478],
        [0.6132, 0.4034, 0.8644, 0.3036, 0.4870, 0.2848, 0.7201, 0.5546],
        [0.6095, 0.4068, 0.8269, 0.3836, 0.3205, 0.4037, 0.5424, 0.5314]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.003107938144239597
step:  7
running loss:  0.0004439911634627996
Train Steps: 7/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6563,  0.4177,  0.8839,  0.4649,  0.4715,  0.4626,  0.5183,  0.5332],
        [ 0.6144,  0.4091,  0.6869,  0.3082,  0.3530,  0.2762,  0.5134,  0.5890],
        [ 0.6505,  0.4218,  0.7742,  0.1857,  0.4556,  0.1476,  0.5805,  0.5013],
        [ 0.6151,  0.4132,  0.8729,  0.4727,  0.4237,  0.4703,  0.5191,  0.5730],
        [-0.0467, -0.0208,  0.8933,  0.2386,  0.5126,  0.2212,  0.7333,  0.5870],
        [ 0.6474,  0.4061,  0.8690,  0.5207,  0.3831,  0.5279,  0.6993,  0.5735],
        [ 0.6017,  0.3957,  0.8910,  0.5184,  0.4018,  0.5002,  0.5945,  0.5251],
        [ 0.6256,  0.4011,  0.7802,  0.1927,  0.3695,  0.2676,  0.5585,  0.5046]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.003420340406592004
step:  8
running loss:  0.0004275425508240005
Train Steps: 8/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5593, 0.3640, 0.7191, 0.2089, 0.4127, 0.1832, 0.5501, 0.5045],
        [0.5864, 0.3865, 0.8691, 0.4170, 0.3943, 0.4823, 0.5247, 0.5135],
        [0.6240, 0.3902, 0.8571, 0.5376, 0.4267, 0.5107, 0.6087, 0.5094],
        [0.6303, 0.4107, 0.8826, 0.4569, 0.3914, 0.4682, 0.5766, 0.5644],
        [0.6528, 0.4362, 0.8672, 0.4647, 0.3807, 0.3725, 0.5555, 0.5838],
        [0.0477, 0.0448, 0.8623, 0.2045, 0.5571, 0.2246, 0.7361, 0.5878],
        [0.5963, 0.4004, 0.9031, 0.4261, 0.3855, 0.3173, 0.5781, 0.5401],
        [0.6139, 0.3800, 0.8932, 0.5163, 0.3783, 0.4553, 0.6279, 0.4962]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0038243775634327903
step:  9
running loss:  0.00042493084038142115
Train Steps: 9/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5691, 0.3796, 0.8062, 0.2591, 0.4247, 0.2604, 0.6077, 0.5386],
        [0.5695, 0.3792, 0.8748, 0.5051, 0.4170, 0.4710, 0.6073, 0.5523],
        [0.5765, 0.3793, 0.7552, 0.2764, 0.3750, 0.3704, 0.6181, 0.5690],
        [0.5474, 0.3674, 0.8702, 0.3460, 0.3741, 0.4950, 0.6105, 0.5452],
        [0.5676, 0.3823, 0.8079, 0.3202, 0.3746, 0.3489, 0.5917, 0.5139],
        [0.5589, 0.3677, 0.8124, 0.2105, 0.4556, 0.2762, 0.6631, 0.5270],
        [0.5715, 0.3594, 0.7832, 0.2142, 0.4573, 0.1787, 0.5668, 0.5262],
        [0.3931, 0.2683, 0.7582, 0.2373, 0.4466, 0.1760, 0.5537, 0.5485]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005475856611155905
step:  10
running loss:  0.0005475856611155905
 Train Steps: 10/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6257, 0.4034, 0.8287, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5778, 0.3631, 0.8630, 0.4630, 0.4427, 0.4802, 0.6320, 0.5042],
        [0.5571, 0.3702, 0.8847, 0.4294, 0.3884, 0.4266, 0.5899, 0.5506],
        [0.5534, 0.3684, 0.8602, 0.4760, 0.3661, 0.4216, 0.5846, 0.5699],
        [0.5960, 0.3879, 0.7611, 0.2382, 0.4183, 0.2803, 0.6296, 0.5309],
        [0.5524, 0.3774, 0.8657, 0.4767, 0.4540, 0.4675, 0.5284, 0.4991],
        [0.5111, 0.3414, 0.8815, 0.5135, 0.4777, 0.5534, 0.5801, 0.5005],
        [0.6022, 0.3933, 0.8279, 0.2484, 0.3888, 0.2621, 0.6464, 0.4693],
        [0.5504, 0.3655, 0.7145, 0.2024, 0.3990, 0.2294, 0.5790, 0.5200]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6257, 0.4034, 0.8288, 0.2333, 0.3925, 0.2717, 0.6330, 0.4901],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006415960393496789
step:  11
running loss:  0.0005832691266815262
Train Steps: 11/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6084, 0.3981, 0.8588, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6073, 0.3913, 0.7963, 0.2558, 0.4119, 0.2415, 0.6013, 0.5137],
        [0.5290, 0.3648, 0.7915, 0.2882, 0.3676, 0.2543, 0.5319, 0.4917],
        [0.6104, 0.4107, 0.8586, 0.4751, 0.4234, 0.5301, 0.6855, 0.5266],
        [0.0803, 0.0688, 0.7548, 0.2152, 0.3793, 0.2732, 0.5980, 0.5617],
        [0.5532, 0.3812, 0.6788, 0.2455, 0.4015, 0.1991, 0.5203, 0.5415],
        [0.5990, 0.3987, 0.8612, 0.4508, 0.4700, 0.4684, 0.5258, 0.5003],
        [0.5285, 0.3691, 0.8373, 0.2425, 0.4806, 0.1649, 0.6189, 0.4771],
        [0.6092, 0.4158, 0.8430, 0.5042, 0.4554, 0.5251, 0.5594, 0.4881]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6084, 0.3981, 0.8587, 0.5233, 0.4600, 0.5367, 0.5680, 0.5006]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007117415210814215
step:  12
running loss:  0.000593117934234518
Train Steps: 12/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5904, 0.3898, 0.8998, 0.4425, 0.3572, 0.3174, 0.6593, 0.4781],
        [0.5662, 0.3711, 0.6896, 0.1980, 0.4226, 0.1710, 0.5716, 0.4987],
        [0.5754, 0.3873, 0.8808, 0.4244, 0.4162, 0.5290, 0.6554, 0.5356],
        [0.5711, 0.3879, 0.8730, 0.4059, 0.4015, 0.5412, 0.6156, 0.5187],
        [0.6003, 0.4078, 0.8135, 0.5540, 0.3982, 0.4318, 0.6006, 0.4987],
        [0.5563, 0.3824, 0.8493, 0.4039, 0.3722, 0.4691, 0.5495, 0.4847],
        [0.5480, 0.3759, 0.8244, 0.4778, 0.4327, 0.5286, 0.5453, 0.5120],
        [0.5987, 0.4079, 0.8454, 0.3477, 0.3766, 0.3348, 0.6164, 0.5470]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6280, 0.4101, 0.9050, 0.4533, 0.3775, 0.3217, 0.6338, 0.4915],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007744449147139676
step:  13
running loss:  0.0005957268574722827
Train Steps: 13/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6580, 0.4510, 0.7884, 0.2578, 0.3902, 0.2608, 0.5653, 0.5235],
        [0.6374, 0.4277, 0.8697, 0.5432, 0.3760, 0.4533, 0.6301, 0.4782],
        [0.6094, 0.4081, 0.8409, 0.5083, 0.4566, 0.5553, 0.5343, 0.5236],
        [0.6468, 0.4245, 0.8740, 0.4897, 0.3949, 0.4702, 0.5960, 0.4987],
        [0.6265, 0.4372, 0.7443, 0.2968, 0.3676, 0.2812, 0.5386, 0.5554],
        [0.6135, 0.4098, 0.8615, 0.3593, 0.3455, 0.3919, 0.5960, 0.4974],
        [0.1953, 0.1307, 0.6816, 0.2437, 0.3851, 0.2490, 0.5604, 0.5534],
        [0.5964, 0.4031, 0.7323, 0.1757, 0.4227, 0.2616, 0.6200, 0.5441]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008856130370986648
step:  14
running loss:  0.0006325807407847606
 Train Steps: 14/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5724, 0.3819, 0.8246, 0.3438, 0.4118, 0.2549, 0.5484, 0.5102],
        [0.6460, 0.4393, 0.8570, 0.5261, 0.3701, 0.4076, 0.5309, 0.5025],
        [0.7027, 0.4749, 0.8744, 0.4550, 0.4139, 0.5604, 0.6192, 0.5783],
        [0.6758, 0.4445, 0.8976, 0.4109, 0.3588, 0.3803, 0.5950, 0.5482],
        [0.1091, 0.0646, 0.6863, 0.2242, 0.4313, 0.2017, 0.5191, 0.5573],
        [0.6893, 0.4546, 0.7051, 0.2249, 0.3795, 0.2830, 0.6013, 0.5383],
        [0.6455, 0.4368, 0.8594, 0.4563, 0.4097, 0.5432, 0.5876, 0.5352],
        [0.6468, 0.4288, 0.8710, 0.4869, 0.4198, 0.5645, 0.6359, 0.5339]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00981652743939776
step:  15
running loss:  0.0006544351626265173
Train Steps: 15/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5996, 0.3768, 0.8086, 0.2620, 0.4501, 0.1922, 0.6225, 0.5224],
        [0.6341, 0.4035, 0.8394, 0.4824, 0.4247, 0.5578, 0.5244, 0.5363],
        [0.6212, 0.4082, 0.8375, 0.3579, 0.3429, 0.4226, 0.5650, 0.5385],
        [0.6247, 0.4267, 0.8590, 0.4681, 0.3597, 0.4251, 0.5458, 0.5396],
        [0.6561, 0.4138, 0.8484, 0.5444, 0.4495, 0.5152, 0.5933, 0.5391],
        [0.6217, 0.4007, 0.8524, 0.4722, 0.3707, 0.5247, 0.6042, 0.5369],
        [0.6051, 0.4039, 0.8702, 0.4627, 0.3706, 0.4843, 0.6178, 0.5528],
        [0.6225, 0.3987, 0.8799, 0.4781, 0.3568, 0.3649, 0.5072, 0.5542]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010077989150886424
step:  16
running loss:  0.0006298743219304015
Train Steps: 16/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5917, 0.3692, 0.8392, 0.2501, 0.4780, 0.1923, 0.6008, 0.5347],
        [0.6336, 0.4016, 0.8444, 0.5631, 0.3798, 0.4912, 0.6907, 0.6007],
        [0.6221, 0.3998, 0.8935, 0.4706, 0.3912, 0.5854, 0.5955, 0.5473],
        [0.6236, 0.4051, 0.7214, 0.2565, 0.3991, 0.2110, 0.5162, 0.5318],
        [0.6419, 0.4099, 0.8480, 0.5898, 0.3739, 0.4971, 0.6184, 0.5603],
        [0.6154, 0.3999, 0.9063, 0.4833, 0.3787, 0.5135, 0.6094, 0.5174],
        [0.6243, 0.3887, 0.8631, 0.5044, 0.4348, 0.5294, 0.5217, 0.5199],
        [0.6385, 0.3931, 0.7728, 0.2902, 0.4140, 0.2608, 0.5593, 0.5696]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6132, 0.4037, 0.6963, 0.2217, 0.4100, 0.1950, 0.5395, 0.5175],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01048219391668681
step:  17
running loss:  0.0006165996421580477
Train Steps: 17/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[6.8750e-01, 4.4056e-01, 9.0004e-01, 4.9645e-01, 3.8054e-01, 4.6319e-01,
         5.7499e-01, 5.7014e-01],
        [7.5926e-01, 4.6508e-01, 8.8464e-01, 3.6296e-01, 4.5571e-01, 1.9916e-01,
         5.7849e-01, 5.0027e-01],
        [6.7550e-01, 4.1488e-01, 8.6852e-01, 5.8610e-01, 4.1434e-01, 4.5401e-01,
         5.9690e-01, 5.4086e-01],
        [6.8842e-01, 4.4305e-01, 8.9183e-01, 4.6133e-01, 3.9197e-01, 4.4541e-01,
         5.1547e-01, 5.5174e-01],
        [6.6559e-01, 4.2687e-01, 8.7362e-01, 5.4431e-01, 4.1048e-01, 5.4079e-01,
         7.0992e-01, 5.4931e-01],
        [6.8891e-01, 4.2708e-01, 8.7033e-01, 5.0001e-01, 4.3708e-01, 5.4782e-01,
         5.0905e-01, 5.1298e-01],
        [6.8797e-01, 4.2947e-01, 8.8706e-01, 5.1611e-01, 4.3128e-01, 5.7506e-01,
         6.0441e-01, 5.3036e-01],
        [5.4723e-02, 5.4600e-04, 7.2110e-01, 2.2487e-01, 4.1556e-01, 2.5140e-01,
         5.0913e-01, 5.2042e-01]], device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011588190231123008
step:  18
running loss:  0.0006437883461735004
 Train Steps: 18/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6147, 0.3887, 0.8863, 0.4724, 0.4163, 0.5164, 0.5955, 0.5731],
        [0.6220, 0.3836, 0.8847, 0.6055, 0.3916, 0.4640, 0.6227, 0.5119],
        [0.6361, 0.4026, 0.8757, 0.4867, 0.4067, 0.4620, 0.5409, 0.5462],
        [0.6163, 0.3732, 0.7845, 0.2437, 0.4469, 0.1474, 0.5833, 0.5044],
        [0.6080, 0.3835, 0.8076, 0.3627, 0.3498, 0.4062, 0.5678, 0.5156],
        [0.5851, 0.3613, 0.8399, 0.2569, 0.4622, 0.2293, 0.7007, 0.5473],
        [0.6045, 0.3970, 0.8956, 0.5041, 0.4461, 0.5515, 0.5509, 0.5079],
        [0.5926, 0.3736, 0.8545, 0.4993, 0.4274, 0.4609, 0.5187, 0.5249]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6022, 0.3994, 0.8025, 0.3350, 0.3350, 0.4400, 0.5565, 0.5025],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011935614966205321
step:  19
running loss:  0.0006281902613792274
Train Steps: 19/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6263, 0.3925, 0.8732, 0.3921, 0.3849, 0.3956, 0.5455, 0.4974],
        [0.6533, 0.4087, 0.8859, 0.4419, 0.3958, 0.4445, 0.5874, 0.5733],
        [0.6267, 0.3943, 0.8719, 0.5444, 0.4120, 0.4272, 0.5390, 0.4761],
        [0.6193, 0.3927, 0.8507, 0.5603, 0.3943, 0.4842, 0.6691, 0.5243],
        [0.5988, 0.3827, 0.8665, 0.3997, 0.3696, 0.3102, 0.5047, 0.5236],
        [0.6087, 0.3742, 0.9097, 0.4067, 0.3816, 0.3709, 0.6709, 0.5170],
        [0.6347, 0.3979, 0.8637, 0.5529, 0.3940, 0.4270, 0.6110, 0.5263],
        [0.5986, 0.3606, 0.8703, 0.5145, 0.4212, 0.5126, 0.6077, 0.4776]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012161795937572606
step:  20
running loss:  0.0006080897968786303
Train Steps: 20/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6126, 0.4067, 0.8638, 0.5383, 0.4188, 0.4850, 0.5016, 0.5392]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5987, 0.3954, 0.8173, 0.2192, 0.4885, 0.1446, 0.6238, 0.4868],
        [0.5582, 0.3632, 0.8971, 0.4730, 0.3848, 0.3590, 0.6402, 0.5108],
        [0.6092, 0.3868, 0.8781, 0.3871, 0.3858, 0.4487, 0.6047, 0.5587],
        [0.5910, 0.3785, 0.8639, 0.5020, 0.3823, 0.4878, 0.6334, 0.5027],
        [0.5871, 0.3863, 0.8189, 0.5730, 0.4102, 0.4278, 0.5889, 0.5085],
        [0.5511, 0.3794, 0.8619, 0.4024, 0.4057, 0.5856, 0.5989, 0.5047],
        [0.6610, 0.4281, 0.9137, 0.3863, 0.4046, 0.4023, 0.7138, 0.5366],
        [0.6162, 0.4093, 0.8579, 0.5548, 0.4164, 0.4813, 0.5180, 0.5221]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6361, 0.4165, 0.9038, 0.5017, 0.3750, 0.3783, 0.6448, 0.5309],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6126, 0.4067, 0.8637, 0.5383, 0.4187, 0.4850, 0.5016, 0.5392]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012637686988455243
step:  21
running loss:  0.0006017946184978687
Train Steps: 21/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6649, 0.4329, 0.9265, 0.4418, 0.3756, 0.4570, 0.6535, 0.5047],
        [0.6515, 0.4245, 0.8946, 0.5157, 0.3987, 0.5116, 0.7217, 0.5745],
        [0.6301, 0.4162, 0.8319, 0.2472, 0.4605, 0.1993, 0.6361, 0.4867],
        [0.6229, 0.3967, 0.9096, 0.5021, 0.4142, 0.5424, 0.6717, 0.4770],
        [0.6070, 0.4140, 0.7183, 0.2585, 0.4197, 0.2502, 0.5961, 0.5439],
        [0.1898, 0.1257, 0.6954, 0.2147, 0.4328, 0.2136, 0.5403, 0.5564],
        [0.6513, 0.4347, 0.8825, 0.5707, 0.3661, 0.5091, 0.6079, 0.5719],
        [0.6652, 0.4476, 0.8582, 0.4722, 0.3887, 0.4969, 0.5615, 0.5470]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013873206989956088
step:  22
running loss:  0.0006306003177252768
 Train Steps: 22/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [0.6179, 0.4082, 0.6688, 0.2667, 0.3588, 0.3317, 0.5750, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6789,  0.4531,  0.8366,  0.5151,  0.3868,  0.4881,  0.5628,  0.5444],
        [ 0.5932,  0.3999,  0.6746,  0.2478,  0.4322,  0.2141,  0.5409,  0.5745],
        [ 0.6355,  0.4195,  0.8298,  0.2498,  0.4403,  0.2101,  0.6484,  0.4799],
        [ 0.6366,  0.4174,  0.8163,  0.2554,  0.3985,  0.2939,  0.6574,  0.5077],
        [ 0.6709,  0.4485,  0.8697,  0.2799,  0.4090,  0.2833,  0.6203,  0.5327],
        [-0.0907, -0.0473,  0.7337,  0.2581,  0.3986,  0.2763,  0.5389,  0.5449],
        [ 0.6507,  0.4282,  0.9220,  0.4580,  0.3847,  0.5605,  0.7420,  0.5411],
        [ 0.6149,  0.4125,  0.6879,  0.2764,  0.3574,  0.3549,  0.5735,  0.5754]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.6179, 0.4082, 0.6687, 0.2667, 0.3587, 0.3317, 0.5750, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014488388042082079
step:  23
running loss:  0.0006299299148731338
Train Steps: 23/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6425, 0.4334, 0.7857, 0.2444, 0.4534, 0.2241, 0.6116, 0.5370],
        [0.5337, 0.3651, 0.7608, 0.1682, 0.3684, 0.2772, 0.5912, 0.5040],
        [0.6076, 0.4188, 0.9171, 0.4704, 0.3646, 0.5334, 0.6596, 0.5171],
        [0.5587, 0.3836, 0.8954, 0.4398, 0.3733, 0.4680, 0.5639, 0.5459],
        [0.4811, 0.3287, 0.7080, 0.1976, 0.3847, 0.2021, 0.5528, 0.4906],
        [0.5850, 0.4175, 0.8096, 0.4730, 0.3751, 0.3225, 0.5790, 0.6054],
        [0.5410, 0.3818, 0.7291, 0.3556, 0.4151, 0.2339, 0.5605, 0.6092],
        [0.6152, 0.3929, 0.8487, 0.5331, 0.3923, 0.5295, 0.6696, 0.5108]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015468385492567904
step:  24
running loss:  0.0006445160621903293
Train Steps: 24/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6197, 0.3986, 0.8800, 0.4617, 0.4188, 0.4783, 0.5687, 0.5550],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6276, 0.4176, 0.8725, 0.4386, 0.3636, 0.3857, 0.6137, 0.5281],
        [0.5841, 0.3924, 0.8455, 0.4871, 0.3654, 0.3801, 0.5033, 0.5044],
        [0.5597, 0.3609, 0.8477, 0.4645, 0.4077, 0.4724, 0.5645, 0.5286],
        [0.5953, 0.3937, 0.8515, 0.4216, 0.3513, 0.3099, 0.5330, 0.5782],
        [0.6220, 0.4098, 0.8538, 0.4849, 0.3751, 0.3998, 0.7113, 0.5320],
        [0.6160, 0.4092, 0.8647, 0.4288, 0.4002, 0.4723, 0.5555, 0.5552],
        [0.6098, 0.3939, 0.8777, 0.4970, 0.3560, 0.4419, 0.6439, 0.5046],
        [0.5940, 0.3962, 0.8593, 0.5128, 0.3781, 0.4755, 0.5813, 0.5490]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6197, 0.3986, 0.8800, 0.4617, 0.4187, 0.4783, 0.5688, 0.5550],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015839603831409477
step:  25
running loss:  0.000633584153256379
Train Steps: 25/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5226, 0.3504, 0.8105, 0.2154, 0.5130, 0.2438, 0.6988, 0.5625],
        [0.5402, 0.3682, 0.8372, 0.4816, 0.4074, 0.4962, 0.5079, 0.5018],
        [0.5685, 0.3850, 0.8234, 0.5167, 0.4233, 0.5160, 0.4992, 0.5361],
        [0.5714, 0.3812, 0.8884, 0.3620, 0.4291, 0.2457, 0.6756, 0.5418],
        [0.6046, 0.4120, 0.8562, 0.4381, 0.3657, 0.2545, 0.5891, 0.5079],
        [0.5323, 0.3624, 0.7989, 0.2456, 0.4330, 0.1772, 0.5702, 0.5084],
        [0.5645, 0.3777, 0.8732, 0.3930, 0.3376, 0.4368, 0.5953, 0.5110],
        [0.5504, 0.3856, 0.8446, 0.3207, 0.3229, 0.3875, 0.5939, 0.5799]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01718238960893359
step:  26
running loss:  0.0006608611388051381
 Train Steps: 26/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6554,  0.4223,  0.8275,  0.4110,  0.3327,  0.3789,  0.5315,  0.5074],
        [-0.0383, -0.0347,  0.6959,  0.2131,  0.4342,  0.2363,  0.5394,  0.5475],
        [ 0.7011,  0.4454,  0.8374,  0.4684,  0.3629,  0.4386,  0.5320,  0.5673],
        [ 0.6363,  0.4132,  0.7260,  0.2594,  0.4300,  0.2263,  0.5920,  0.6204],
        [ 0.6163,  0.4085,  0.7112,  0.2127,  0.3985,  0.1573,  0.5243,  0.5062],
        [ 0.5961,  0.3852,  0.9198,  0.5011,  0.4065,  0.5625,  0.6961,  0.5370],
        [ 0.7267,  0.4630,  0.8801,  0.3093,  0.4681,  0.1737,  0.6029,  0.5127],
        [ 0.5984,  0.3974,  0.7103,  0.1963,  0.3715,  0.2508,  0.5763,  0.5615]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01784341588790994
step:  27
running loss:  0.0006608672551077756
Train Steps: 27/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6085, 0.4008, 0.8588, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
        [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [   nan,    nan, 0.6688, 0.2513, 0.4113, 0.2117, 0.5193, 0.5933],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.7125,  0.4531,  0.7847,  0.2330,  0.4667,  0.1434,  0.5637,  0.4987],
        [ 0.0361,  0.0144,  0.6946,  0.1977,  0.4312,  0.2426,  0.5346,  0.5346],
        [ 0.7027,  0.4471,  0.8598,  0.5141,  0.4767,  0.4845,  0.5079,  0.5195],
        [ 0.6661,  0.4406,  0.8856,  0.5504,  0.3870,  0.3181,  0.5491,  0.5983],
        [ 0.7124,  0.4633,  0.7861,  0.2478,  0.4556,  0.1856,  0.5815,  0.5314],
        [ 0.7486,  0.4859,  0.7194,  0.2394,  0.4215,  0.1986,  0.5841,  0.6084],
        [-0.0305, -0.0297,  0.6597,  0.2384,  0.4110,  0.2072,  0.5175,  0.5639],
        [ 0.6786,  0.4400,  0.8910,  0.3322,  0.4522,  0.3354,  0.7192,  0.5160]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6084, 0.4008, 0.8587, 0.5200, 0.4959, 0.4977, 0.5175, 0.5283],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
         [0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.0000, 0.0000, 0.6688, 0.2513, 0.4112, 0.2117, 0.5193, 0.5933],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018996318729477935
step:  28
running loss:  0.0006784399546242119
Train Steps: 28/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5747, 0.3813, 0.6918, 0.2215, 0.3995, 0.2139, 0.5478, 0.5785],
        [0.6207, 0.4144, 0.8046, 0.2775, 0.4792, 0.1880, 0.5633, 0.5005],
        [0.5985, 0.3829, 0.8660, 0.3888, 0.3766, 0.3070, 0.5694, 0.5266],
        [0.5662, 0.3804, 0.7525, 0.2375, 0.3794, 0.3052, 0.6041, 0.5262],
        [0.5694, 0.3678, 0.8466, 0.5783, 0.4286, 0.4979, 0.5485, 0.5595],
        [0.6115, 0.4068, 0.9104, 0.4118, 0.4048, 0.4170, 0.7017, 0.5510],
        [0.6342, 0.4301, 0.8145, 0.2441, 0.5075, 0.1358, 0.6096, 0.5103],
        [0.5751, 0.3817, 0.8953, 0.4413, 0.3908, 0.4685, 0.5948, 0.5521]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019415606089751236
step:  29
running loss:  0.000669503658267284
Train Steps: 29/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5513, 0.5750],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6897, 0.4506, 0.6948, 0.2281, 0.4008, 0.2410, 0.5203, 0.5133],
        [0.7451, 0.4733, 0.8854, 0.5929, 0.4019, 0.4944, 0.6341, 0.5262],
        [0.0708, 0.0346, 0.8714, 0.2453, 0.5403, 0.2397, 0.7223, 0.5470],
        [0.6919, 0.4506, 0.7064, 0.2530, 0.4442, 0.1918, 0.5331, 0.5808],
        [0.0642, 0.0430, 0.8695, 0.2792, 0.5340, 0.2003, 0.6744, 0.5507],
        [0.6989, 0.4623, 0.7750, 0.2946, 0.3784, 0.3741, 0.6267, 0.5688],
        [0.7815, 0.4923, 0.9183, 0.5498, 0.4017, 0.5253, 0.6147, 0.5207],
        [0.7112, 0.4725, 0.7207, 0.2791, 0.4066, 0.2466, 0.5596, 0.5634]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6175, 0.3997, 0.6737, 0.2500, 0.4313, 0.1933, 0.5512, 0.5750],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021278868938679807
step:  30
running loss:  0.0007092956312893269
 Train Steps: 30/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6212, 0.4171, 0.7875, 0.3633, 0.3813, 0.2933, 0.5675, 0.5700],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5884, 0.3731, 0.8906, 0.5048, 0.3881, 0.4043, 0.6788, 0.5305],
        [0.6297, 0.4199, 0.7994, 0.3490, 0.3894, 0.2737, 0.6291, 0.5945],
        [0.6037, 0.3834, 0.8661, 0.4282, 0.3997, 0.4526, 0.5736, 0.4915],
        [0.5989, 0.3808, 0.8840, 0.5084, 0.4319, 0.4836, 0.5536, 0.5220],
        [0.6533, 0.4188, 0.8890, 0.3762, 0.3981, 0.5358, 0.6787, 0.5290],
        [0.6001, 0.3861, 0.8929, 0.4558, 0.3773, 0.3699, 0.6534, 0.5160],
        [0.6126, 0.4025, 0.8269, 0.3528, 0.3623, 0.3757, 0.5925, 0.5358],
        [0.6032, 0.3817, 0.8537, 0.5689, 0.4503, 0.4667, 0.6179, 0.5194]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6212, 0.4171, 0.7875, 0.3633, 0.3812, 0.2933, 0.5675, 0.5700],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021944493215414695
step:  31
running loss:  0.000707886877916603
Train Steps: 31/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6153, 0.4117, 0.8688, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6376, 0.4051, 0.8445, 0.2461, 0.4565, 0.1849, 0.6426, 0.5119],
        [0.5506, 0.3638, 0.8830, 0.4665, 0.3697, 0.3586, 0.5518, 0.5292],
        [0.5575, 0.3506, 0.8518, 0.5144, 0.3972, 0.5224, 0.7341, 0.5738],
        [0.5898, 0.3928, 0.7805, 0.2062, 0.4126, 0.2712, 0.6223, 0.5467],
        [0.5837, 0.3926, 0.8823, 0.5018, 0.4803, 0.5185, 0.5774, 0.5102],
        [0.5228, 0.3175, 0.8610, 0.5440, 0.4067, 0.4438, 0.6141, 0.5258],
        [0.5061, 0.3396, 0.8566, 0.3850, 0.3814, 0.3897, 0.5234, 0.5217],
        [0.6307, 0.4236, 0.8495, 0.2266, 0.4794, 0.2508, 0.7256, 0.5409]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6161, 0.4024, 0.8838, 0.4583, 0.3688, 0.3733, 0.5311, 0.5344],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6154, 0.4117, 0.8687, 0.5167, 0.4895, 0.5647, 0.5524, 0.5136],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022897559145349078
step:  32
running loss:  0.0007155487232921587
Train Steps: 32/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6576, 0.4233, 0.7940, 0.2923, 0.3964, 0.2534, 0.6247, 0.5410],
        [0.5724, 0.3634, 0.8504, 0.4078, 0.3608, 0.4618, 0.6095, 0.5409],
        [0.6195, 0.4325, 0.8775, 0.4804, 0.4494, 0.5989, 0.6058, 0.5275],
        [0.5582, 0.3695, 0.8496, 0.5030, 0.4034, 0.4863, 0.5666, 0.5961],
        [0.5600, 0.3584, 0.8529, 0.3570, 0.3881, 0.2920, 0.6447, 0.4917],
        [0.6144, 0.3968, 0.8115, 0.2539, 0.4409, 0.2646, 0.6695, 0.5365],
        [0.5736, 0.3816, 0.8761, 0.4166, 0.3680, 0.4029, 0.6566, 0.5264],
        [0.5960, 0.3976, 0.8047, 0.3775, 0.3493, 0.4274, 0.5664, 0.5595]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.023489262952352874
step:  33
running loss:  0.0007117958470409961
Train Steps: 33/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6265, 0.4088, 0.8025, 0.1850, 0.4163, 0.2500, 0.6290, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6593, 0.4331, 0.8618, 0.5456, 0.3639, 0.4010, 0.5979, 0.4803],
        [0.6536, 0.4266, 0.8628, 0.4762, 0.3945, 0.5987, 0.6864, 0.5626],
        [0.6165, 0.3938, 0.8499, 0.5151, 0.4208, 0.5274, 0.6455, 0.5208],
        [0.1122, 0.0747, 0.8574, 0.2338, 0.5162, 0.2554, 0.7275, 0.5477],
        [0.6545, 0.4259, 0.8812, 0.4674, 0.4134, 0.5498, 0.5881, 0.5204],
        [0.6227, 0.4213, 0.8596, 0.4772, 0.3509, 0.4564, 0.5783, 0.6005],
        [0.6466, 0.4088, 0.8482, 0.5273, 0.3951, 0.4719, 0.5904, 0.5376],
        [0.6413, 0.4213, 0.8073, 0.1971, 0.4224, 0.2603, 0.6283, 0.5116]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6265, 0.4088, 0.8025, 0.1850, 0.4162, 0.2500, 0.6290, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02405052950780373
step:  34
running loss:  0.0007073685149354039
 Train Steps: 34/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
        [   nan,    nan, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6548, 0.4210, 0.8627, 0.4514, 0.3951, 0.4915, 0.5448, 0.4980],
        [0.1056, 0.0795, 0.7924, 0.3010, 0.4140, 0.2797, 0.5885, 0.5713],
        [0.6397, 0.4316, 0.8833, 0.4366, 0.3750, 0.3403, 0.6105, 0.5304],
        [0.6451, 0.4234, 0.8708, 0.4025, 0.3790, 0.4824, 0.5783, 0.5597],
        [0.6710, 0.4289, 0.8743, 0.4705, 0.4077, 0.5930, 0.6590, 0.5049],
        [0.6303, 0.4196, 0.8991, 0.4671, 0.3868, 0.5141, 0.6538, 0.5146],
        [0.6531, 0.4207, 0.8667, 0.5391, 0.3833, 0.5041, 0.6007, 0.5643],
        [0.6968, 0.4398, 0.8925, 0.4197, 0.3636, 0.4451, 0.6342, 0.5185]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954],
         [0.0000, 0.0000, 0.8037, 0.2483, 0.3975, 0.2517, 0.5575, 0.5600],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0247619836445665
step:  35
running loss:  0.0007074852469876143
Train Steps: 35/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5583, 0.3769, 0.7909, 0.2271, 0.3903, 0.3063, 0.6082, 0.5704],
        [0.5810, 0.4007, 0.9030, 0.4943, 0.4276, 0.6022, 0.5849, 0.5148],
        [0.5632, 0.3702, 0.8655, 0.2920, 0.4494, 0.2302, 0.6230, 0.5132],
        [0.6146, 0.4037, 0.8404, 0.2668, 0.4663, 0.2104, 0.6326, 0.5392],
        [0.5761, 0.3819, 0.8072, 0.4148, 0.3366, 0.4056, 0.5089, 0.5536],
        [0.5267, 0.3407, 0.7181, 0.2295, 0.4272, 0.1918, 0.5570, 0.5498],
        [0.5548, 0.3801, 0.8961, 0.4657, 0.3552, 0.5163, 0.6202, 0.5391],
        [0.5590, 0.3516, 0.8754, 0.5194, 0.3642, 0.5391, 0.5913, 0.5152]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.025636436403146945
step:  36
running loss:  0.0007121232334207485
Train Steps: 36/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5802, 0.3709, 0.8561, 0.5348, 0.3591, 0.4219, 0.5316, 0.5887],
        [0.5363, 0.3499, 0.8974, 0.4331, 0.4099, 0.2639, 0.5611, 0.5330],
        [0.5620, 0.3608, 0.8742, 0.4556, 0.3872, 0.5100, 0.5308, 0.5577],
        [0.5790, 0.3515, 0.8831, 0.4553, 0.3560, 0.4888, 0.5747, 0.5238],
        [0.5446, 0.3546, 0.7188, 0.2502, 0.3910, 0.3107, 0.6053, 0.5817],
        [0.6499, 0.4162, 0.8837, 0.5015, 0.3725, 0.5004, 0.5665, 0.4842],
        [0.6564, 0.4173, 0.8841, 0.3146, 0.4628, 0.2244, 0.6416, 0.4986],
        [0.6285, 0.4154, 0.8605, 0.3613, 0.3461, 0.3816, 0.5735, 0.5304]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0263910611247411
step:  37
running loss:  0.0007132719222903
Train Steps: 37/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4065, 0.9038, 0.4317, 0.3588, 0.4550, 0.6325, 0.5250],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
        [0.6079, 0.3964, 0.7420, 0.2958, 0.3563, 0.2917, 0.5351, 0.4980],
        [0.6136, 0.4085, 0.6688, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5990, 0.3769, 0.9140, 0.4488, 0.3714, 0.4375, 0.6351, 0.5066],
        [0.6271, 0.3925, 0.8840, 0.5031, 0.4382, 0.4743, 0.5681, 0.5371],
        [0.6133, 0.3925, 0.8837, 0.5092, 0.4141, 0.4641, 0.5364, 0.5583],
        [0.5439, 0.3584, 0.8692, 0.3327, 0.3847, 0.2954, 0.5554, 0.5394],
        [0.5175, 0.3475, 0.8748, 0.4092, 0.3998, 0.3059, 0.5479, 0.5673],
        [0.5929, 0.3816, 0.7363, 0.2116, 0.3944, 0.2486, 0.5592, 0.5466],
        [0.5964, 0.3888, 0.7736, 0.3105, 0.3548, 0.2785, 0.5229, 0.4887],
        [0.5833, 0.3863, 0.6853, 0.2263, 0.3996, 0.2373, 0.5364, 0.5512]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4065, 0.9038, 0.4317, 0.3587, 0.4550, 0.6325, 0.5250],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
         [0.6079, 0.3964, 0.7420, 0.2958, 0.3562, 0.2917, 0.5351, 0.4980],
         [0.6136, 0.4085, 0.6687, 0.2317, 0.3862, 0.2367, 0.5517, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027080467421910726
step:  38
running loss:  0.0007126438795239665
 Train Steps: 38/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5684, 0.3738, 0.7840, 0.1812, 0.4079, 0.1931, 0.6037, 0.5029],
        [0.5567, 0.3666, 0.8722, 0.3481, 0.3623, 0.2860, 0.6309, 0.5371],
        [0.5954, 0.3750, 0.8283, 0.5332, 0.3828, 0.4742, 0.5910, 0.4946],
        [0.5968, 0.3983, 0.8844, 0.4523, 0.4209, 0.5508, 0.5773, 0.5281],
        [0.5925, 0.3815, 0.8645, 0.4634, 0.4638, 0.4607, 0.5284, 0.5370],
        [0.6031, 0.3976, 0.8330, 0.2334, 0.4379, 0.1981, 0.6606, 0.5579],
        [0.5907, 0.3900, 0.8811, 0.4777, 0.4345, 0.5356, 0.5625, 0.5505],
        [0.5687, 0.3794, 0.7224, 0.2112, 0.3896, 0.1612, 0.4978, 0.4984]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6289, 0.4081, 0.8720, 0.3487, 0.3900, 0.3183, 0.6703, 0.5376],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027903765891096555
step:  39
running loss:  0.0007154811766947835
Train Steps: 39/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6207, 0.4110, 0.8738, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
        [0.6125, 0.3974, 0.7725, 0.2517, 0.3538, 0.3317, 0.5887, 0.5500],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6086, 0.3948, 0.8793, 0.4601, 0.4524, 0.5521, 0.5810, 0.5304],
        [0.6241, 0.4068, 0.7623, 0.2233, 0.3301, 0.3224, 0.5753, 0.5376],
        [0.5699, 0.3948, 0.7303, 0.2490, 0.4237, 0.1971, 0.5398, 0.5759],
        [0.5910, 0.3813, 0.9273, 0.4244, 0.4138, 0.2584, 0.7003, 0.5499],
        [0.6257, 0.4145, 0.8526, 0.4932, 0.3787, 0.3170, 0.5312, 0.5960],
        [0.6313, 0.4051, 0.8683, 0.4292, 0.3831, 0.5610, 0.6172, 0.4978],
        [0.6149, 0.4161, 0.8498, 0.3317, 0.3739, 0.2650, 0.5100, 0.5272],
        [0.6453, 0.4217, 0.8295, 0.5290, 0.3750, 0.4164, 0.5556, 0.5208]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6207, 0.4110, 0.8737, 0.5000, 0.4800, 0.5633, 0.6300, 0.5433],
         [0.6125, 0.3974, 0.7725, 0.2517, 0.3537, 0.3317, 0.5888, 0.5500],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6276, 0.4235, 0.8888, 0.5333, 0.3800, 0.3117, 0.5427, 0.6164],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028414304062607698
step:  40
running loss:  0.0007103576015651924
Train Steps: 40/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6467, 0.4431, 0.8648, 0.3886, 0.3671, 0.4597, 0.6357, 0.5992],
        [0.6807, 0.4511, 0.8120, 0.2432, 0.4405, 0.1834, 0.6839, 0.5110],
        [0.6613, 0.4373, 0.8320, 0.4391, 0.3748, 0.4331, 0.5437, 0.5581],
        [0.2648, 0.1831, 0.7805, 0.2907, 0.4217, 0.2114, 0.5688, 0.5838],
        [0.7139, 0.4862, 0.8317, 0.5578, 0.3945, 0.4067, 0.6070, 0.5315],
        [0.6573, 0.4524, 0.8424, 0.4128, 0.3647, 0.4494, 0.5517, 0.5118],
        [0.6732, 0.4647, 0.8023, 0.3019, 0.3642, 0.2834, 0.5257, 0.5534],
        [0.6547, 0.4513, 0.8251, 0.3458, 0.3673, 0.4919, 0.6024, 0.5175]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0026, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03098702679562848
step:  41
running loss:  0.0007557811413567922
Train Steps: 41/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7133, 0.4949, 0.8636, 0.4180, 0.4097, 0.5950, 0.5953, 0.5434],
        [0.7292, 0.4689, 0.8951, 0.4901, 0.3736, 0.5000, 0.6631, 0.5112],
        [0.6799, 0.4530, 0.8630, 0.5163, 0.3925, 0.4040, 0.7449, 0.5381],
        [0.6545, 0.4295, 0.7728, 0.1951, 0.4598, 0.1320, 0.6202, 0.5347],
        [0.1823, 0.1531, 0.8082, 0.3131, 0.3363, 0.3036, 0.5638, 0.5512],
        [0.6235, 0.4221, 0.7693, 0.3914, 0.3424, 0.4040, 0.5297, 0.5574],
        [0.7180, 0.4684, 0.8529, 0.5158, 0.4348, 0.4772, 0.5545, 0.5509],
        [0.6849, 0.4614, 0.8755, 0.4868, 0.4155, 0.4720, 0.5656, 0.5568]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0021, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.033130172334495
step:  42
running loss:  0.0007888136270117858
 Train Steps: 42/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6053, 0.3980, 0.7228, 0.2082, 0.3935, 0.2359, 0.5442, 0.5130],
        [0.5986, 0.3876, 0.7927, 0.2864, 0.3970, 0.2688, 0.5976, 0.5458],
        [0.5661, 0.3729, 0.7679, 0.2413, 0.4758, 0.1661, 0.5989, 0.5626],
        [0.6387, 0.4324, 0.9024, 0.4804, 0.4105, 0.5948, 0.7053, 0.5499],
        [0.6400, 0.4180, 0.8542, 0.5340, 0.4257, 0.5459, 0.5904, 0.5136],
        [0.6048, 0.4021, 0.7705, 0.2558, 0.4410, 0.1949, 0.5803, 0.5480],
        [0.6067, 0.4071, 0.8136, 0.5844, 0.3786, 0.4786, 0.5582, 0.6415],
        [0.5370, 0.3652, 0.8080, 0.2506, 0.4418, 0.2339, 0.6032, 0.5683]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.033696947430144064
step:  43
running loss:  0.0007836499402359084
Train Steps: 43/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6268, 0.4029, 0.8500, 0.2683, 0.3937, 0.3500, 0.6860, 0.5297],
        [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6887,  0.4348,  0.8442,  0.4089,  0.3687,  0.3939,  0.6161,  0.4755],
        [ 0.6412,  0.4167,  0.8052,  0.2971,  0.3953,  0.3711,  0.6636,  0.5303],
        [ 0.7081,  0.4484,  0.8750,  0.4183,  0.4020,  0.3306,  0.6459,  0.5059],
        [ 0.5995,  0.4066,  0.7609,  0.3685,  0.3983,  0.3026,  0.5671,  0.5638],
        [-0.0731, -0.0399,  0.8660,  0.2882,  0.5323,  0.2049,  0.7043,  0.6052],
        [ 0.6184,  0.4114,  0.8384,  0.4840,  0.4189,  0.5765,  0.5598,  0.5455],
        [ 0.7184,  0.4611,  0.8971,  0.4411,  0.4320,  0.4057,  0.7127,  0.5755],
        [ 0.6672,  0.4277,  0.8704,  0.4425,  0.3659,  0.3813,  0.5603,  0.5099]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6268, 0.4029, 0.8500, 0.2683, 0.3938, 0.3500, 0.6860, 0.5297],
         [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0345825739641441
step:  44
running loss:  0.0007859675900941842
Train Steps: 44/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6277, 0.4103, 0.8087, 0.5717, 0.4188, 0.4750, 0.5663, 0.6083],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6366, 0.4079, 0.8650, 0.5747, 0.3955, 0.5086, 0.6662, 0.5088],
        [0.6423, 0.4086, 0.8256, 0.5419, 0.3860, 0.4891, 0.7217, 0.5036],
        [0.6544, 0.4121, 0.8499, 0.5703, 0.4315, 0.4819, 0.5847, 0.5896],
        [0.1003, 0.0558, 0.7747, 0.2473, 0.3955, 0.2725, 0.5176, 0.5151],
        [0.5841, 0.3731, 0.9133, 0.4263, 0.3761, 0.4109, 0.6111, 0.5613],
        [0.5823, 0.3797, 0.7245, 0.2530, 0.4314, 0.2382, 0.6005, 0.5880],
        [0.6369, 0.4191, 0.8270, 0.3852, 0.4887, 0.2643, 0.5677, 0.5828],
        [0.6239, 0.3974, 0.7727, 0.2497, 0.3892, 0.2870, 0.6044, 0.5587]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6277, 0.4103, 0.8087, 0.5717, 0.4187, 0.4750, 0.5663, 0.6083],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03513337757613044
step:  45
running loss:  0.0007807417239140098
Train Steps: 45/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5837, 0.5600],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6316, 0.4101, 0.7578, 0.2223, 0.4062, 0.2772, 0.5956, 0.5518],
        [0.0738, 0.0471, 0.7439, 0.2771, 0.4110, 0.2470, 0.5182, 0.5831],
        [0.6456, 0.3919, 0.9053, 0.5674, 0.3980, 0.4672, 0.6566, 0.4862],
        [0.5411, 0.3353, 0.8373, 0.2930, 0.4931, 0.2127, 0.6068, 0.4882],
        [0.6293, 0.3939, 0.7605, 0.2568, 0.4241, 0.2575, 0.6009, 0.5605],
        [0.6253, 0.3865, 0.9118, 0.4759, 0.4028, 0.3663, 0.5960, 0.5789],
        [0.6018, 0.3726, 0.8972, 0.3387, 0.4325, 0.2984, 0.7147, 0.5485],
        [0.5627, 0.3518, 0.7641, 0.2984, 0.3925, 0.3745, 0.6367, 0.5628]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6179, 0.4040, 0.7412, 0.1850, 0.3825, 0.2783, 0.5838, 0.5600],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03593642565829214
step:  46
running loss:  0.0007812266447454813
 Train Steps: 46/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6151, 0.4125, 0.8738, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5747, 0.3567, 0.8971, 0.5689, 0.3822, 0.3893, 0.5378, 0.5800],
        [0.6002, 0.3645, 0.8841, 0.5117, 0.4197, 0.4937, 0.5724, 0.5320],
        [0.5817, 0.3587, 0.7647, 0.2957, 0.4275, 0.2383, 0.5902, 0.5493],
        [0.5815, 0.3735, 0.8794, 0.4650, 0.3519, 0.4093, 0.5114, 0.5625],
        [0.5597, 0.3534, 0.7042, 0.2082, 0.3968, 0.2579, 0.5914, 0.5546],
        [0.5851, 0.3438, 0.8778, 0.2913, 0.5018, 0.2339, 0.7276, 0.5327],
        [0.5661, 0.3607, 0.9040, 0.5104, 0.3726, 0.4870, 0.6096, 0.5701],
        [0.5549, 0.3462, 0.6927, 0.2035, 0.3760, 0.2776, 0.5572, 0.5165]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6086, 0.3940, 0.8712, 0.4783, 0.4025, 0.4900, 0.5498, 0.5390],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6151, 0.4125, 0.8737, 0.4417, 0.3575, 0.3783, 0.5138, 0.5483],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03665601489774417
step:  47
running loss:  0.0007799152105903015
Train Steps: 47/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6047,  0.3709,  0.8453,  0.2752,  0.4076,  0.2719,  0.6861,  0.5352],
        [ 0.6716,  0.4370,  0.8774,  0.5461,  0.3600,  0.4168,  0.6446,  0.5402],
        [-0.0229, -0.0220,  0.7496,  0.2566,  0.3989,  0.2077,  0.5066,  0.5667],
        [ 0.5969,  0.3846,  0.8858,  0.5054,  0.4045,  0.5154,  0.6771,  0.5271],
        [ 0.6160,  0.4008,  0.8757,  0.4793,  0.4367,  0.4673,  0.5788,  0.5784],
        [ 0.6028,  0.3947,  0.8308,  0.3613,  0.3697,  0.4870,  0.5969,  0.5300],
        [ 0.6021,  0.3922,  0.9019,  0.4375,  0.4062,  0.2941,  0.6574,  0.5230],
        [ 0.5390,  0.3624,  0.7708,  0.2638,  0.3830,  0.2645,  0.5742,  0.5576]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03708239090337884
step:  48
running loss:  0.0007725498104870591
Train Steps: 48/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5392, 0.3393, 0.8966, 0.4762, 0.4050, 0.5081, 0.6086, 0.5354],
        [0.5919, 0.4023, 0.7150, 0.2929, 0.3263, 0.3258, 0.4798, 0.5289],
        [0.4935, 0.3126, 0.7921, 0.2691, 0.3399, 0.3424, 0.5831, 0.5745],
        [0.6140, 0.4021, 0.8272, 0.5483, 0.3646, 0.4634, 0.6519, 0.5380],
        [0.5755, 0.3592, 0.9023, 0.4503, 0.3514, 0.4043, 0.6516, 0.5154],
        [0.5746, 0.3584, 0.8680, 0.2639, 0.4762, 0.2027, 0.6777, 0.5342],
        [0.5433, 0.3501, 0.8058, 0.2698, 0.3872, 0.2175, 0.5622, 0.5379],
        [0.6003, 0.4070, 0.7896, 0.2489, 0.3604, 0.2387, 0.5386, 0.5305]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03830938627652358
step:  49
running loss:  0.0007818242097249711
Train Steps: 49/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [   nan,    nan, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6319, 0.4052, 0.9060, 0.4367, 0.3820, 0.5091, 0.6136, 0.5904],
        [0.5923, 0.3935, 0.7427, 0.2612, 0.3888, 0.2576, 0.5829, 0.5510],
        [0.6742, 0.4459, 0.9098, 0.4459, 0.3704, 0.4277, 0.7321, 0.5875],
        [0.6198, 0.4075, 0.8555, 0.2908, 0.3433, 0.2992, 0.5808, 0.5473],
        [0.0068, 0.0069, 0.7769, 0.2453, 0.4023, 0.1820, 0.5361, 0.5231],
        [0.5984, 0.4031, 0.7380, 0.3369, 0.4850, 0.1821, 0.5506, 0.6082],
        [0.6052, 0.4033, 0.8811, 0.4277, 0.3689, 0.5446, 0.6375, 0.4999],
        [0.5963, 0.3933, 0.7923, 0.1988, 0.4512, 0.1713, 0.6343, 0.5319]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.0000, 0.0000, 0.7850, 0.2700, 0.4288, 0.1717, 0.5199, 0.4999],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03863833627838176
step:  50
running loss:  0.0007727667255676352
 Train Steps: 50/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6040,  0.4282,  0.7308,  0.2059,  0.4077,  0.2071,  0.5314,  0.5556],
        [ 0.6273,  0.4338,  0.6940,  0.2815,  0.3589,  0.2807,  0.5497,  0.5789],
        [-0.0056, -0.0037,  0.8923,  0.2670,  0.4995,  0.2198,  0.7089,  0.5389],
        [ 0.6117,  0.4112,  0.8859,  0.3281,  0.3341,  0.4142,  0.6316,  0.5609],
        [ 0.6467,  0.4352,  0.7644,  0.1785,  0.4511,  0.1633,  0.5915,  0.4808],
        [ 0.6760,  0.4614,  0.8418,  0.5814,  0.4076,  0.4921,  0.5650,  0.5409],
        [ 0.6194,  0.4256,  0.7702,  0.2751,  0.3781,  0.3243,  0.6166,  0.6052],
        [ 0.5795,  0.4023,  0.8600,  0.3549,  0.3603,  0.3462,  0.6070,  0.5654]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03896989063650835
step:  51
running loss:  0.0007641155026766344
Train Steps: 51/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6256, 0.4199, 0.8638, 0.5800, 0.3987, 0.4383, 0.5600, 0.5950],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6073, 0.4136, 0.8816, 0.4450, 0.3556, 0.4199, 0.5715, 0.5052],
        [0.6147, 0.4262, 0.8284, 0.4442, 0.3397, 0.4541, 0.5100, 0.5697],
        [0.6346, 0.4331, 0.7867, 0.2099, 0.4025, 0.2692, 0.6605, 0.5185],
        [0.5712, 0.4087, 0.8530, 0.5211, 0.4311, 0.5627, 0.5652, 0.5148],
        [0.5833, 0.4068, 0.8546, 0.5685, 0.3776, 0.4327, 0.5370, 0.6009],
        [0.5960, 0.4159, 0.7190, 0.1794, 0.4325, 0.2432, 0.6347, 0.5452],
        [0.5953, 0.4253, 0.6915, 0.2885, 0.4620, 0.1969, 0.5367, 0.5910],
        [0.5961, 0.4056, 0.8904, 0.4810, 0.3547, 0.4024, 0.6478, 0.5261]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6256, 0.4199, 0.8637, 0.5800, 0.3988, 0.4383, 0.5600, 0.5950],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03928698522213381
step:  52
running loss:  0.0007555189465794963
Train Steps: 52/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [   nan,    nan, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6855, 0.4642, 0.8893, 0.5334, 0.3714, 0.3921, 0.6544, 0.5189],
        [0.7078, 0.4839, 0.7207, 0.2155, 0.4106, 0.2417, 0.6140, 0.5604],
        [0.5593, 0.3895, 0.8413, 0.5402, 0.4644, 0.5556, 0.5571, 0.5589],
        [0.6221, 0.4285, 0.6530, 0.2349, 0.4115, 0.2204, 0.5106, 0.5732],
        [0.6814, 0.4617, 0.7495, 0.1913, 0.4757, 0.1683, 0.6202, 0.5073],
        [0.6239, 0.4233, 0.7985, 0.2182, 0.5043, 0.1667, 0.6382, 0.5138],
        [0.6505, 0.4486, 0.8450, 0.4286, 0.3794, 0.5564, 0.5866, 0.5351],
        [0.0618, 0.0508, 0.6994, 0.2725, 0.3897, 0.2711, 0.5051, 0.5950]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6275, 0.4071, 0.8075, 0.2100, 0.4700, 0.1533, 0.6148, 0.4834],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.0000, 0.0000, 0.7240, 0.2722, 0.3900, 0.2567, 0.5168, 0.5933]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.040181065662181936
step:  53
running loss:  0.0007581333143807913
Train Steps: 53/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7365, 0.4962, 0.7534, 0.2470, 0.4813, 0.1644, 0.5918, 0.5210],
        [0.6629, 0.4288, 0.8927, 0.3460, 0.3785, 0.3965, 0.6518, 0.5165],
        [0.6685, 0.4532, 0.8460, 0.3589, 0.3941, 0.3674, 0.6022, 0.5691],
        [0.6363, 0.4391, 0.8478, 0.5446, 0.4133, 0.5225, 0.5803, 0.5728],
        [0.6585, 0.4363, 0.8502, 0.3563, 0.4291, 0.2718, 0.6160, 0.4798],
        [0.6618, 0.4396, 0.8653, 0.5108, 0.3825, 0.4054, 0.5755, 0.5395],
        [0.0434, 0.0198, 0.7778, 0.3281, 0.4289, 0.2592, 0.5454, 0.5704],
        [0.6542, 0.4441, 0.6695, 0.2451, 0.3776, 0.3397, 0.5739, 0.5523]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04089540946006309
step:  54
running loss:  0.0007573223974085758
 Train Steps: 54/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6796, 0.4268, 0.9074, 0.3819, 0.3924, 0.3890, 0.6588, 0.5231],
        [0.6585, 0.4226, 0.8758, 0.5104, 0.4502, 0.5876, 0.6470, 0.5290],
        [0.0220, 0.0207, 0.7197, 0.2960, 0.4424, 0.2298, 0.4976, 0.5429],
        [0.6749, 0.4446, 0.7745, 0.2926, 0.3850, 0.4026, 0.6171, 0.5571],
        [0.6448, 0.4231, 0.7123, 0.2585, 0.4646, 0.1773, 0.5542, 0.5607],
        [0.6679, 0.4259, 0.8739, 0.3943, 0.3975, 0.3687, 0.6295, 0.4941],
        [0.6708, 0.4429, 0.8537, 0.4344, 0.3786, 0.3161, 0.5023, 0.5432],
        [0.7364, 0.4848, 0.7535, 0.2071, 0.4139, 0.2637, 0.5635, 0.5158]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04186867403041106
step:  55
running loss:  0.0007612486187347464
Train Steps: 55/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567],
        [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
        [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5837, 0.5167],
        [0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6891, 0.4279, 0.8262, 0.2814, 0.4698, 0.1748, 0.5825, 0.4751],
        [0.6379, 0.4060, 0.7332, 0.2904, 0.4166, 0.2478, 0.5579, 0.5494],
        [0.5869, 0.3768, 0.7651, 0.2341, 0.3812, 0.2749, 0.5775, 0.4873],
        [0.5375, 0.3461, 0.8667, 0.5664, 0.4084, 0.4206, 0.5235, 0.5708],
        [0.6034, 0.3690, 0.8506, 0.3974, 0.3891, 0.2989, 0.5728, 0.5234],
        [0.5709, 0.3539, 0.8911, 0.4125, 0.3997, 0.5595, 0.6092, 0.5050],
        [0.5394, 0.3326, 0.8761, 0.5040, 0.4639, 0.5729, 0.6081, 0.5213],
        [0.6028, 0.3882, 0.8502, 0.2723, 0.4557, 0.2620, 0.7067, 0.5437]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567],
         [0.6193, 0.4034, 0.7757, 0.2347, 0.3733, 0.2919, 0.5930, 0.4926],
         [0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6231, 0.3973, 0.8650, 0.3950, 0.3625, 0.3183, 0.5838, 0.5167],
         [0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04255643083888572
step:  56
running loss:  0.0007599362649801021
Train Steps: 56/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6224, 0.4061, 0.8988, 0.4300, 0.3838, 0.4750, 0.6112, 0.5483],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6451,  0.3948,  0.8907,  0.4315,  0.3767,  0.4683,  0.6095,  0.5213],
        [ 0.6609,  0.4179,  0.8393,  0.3767,  0.3521,  0.2983,  0.5139,  0.5342],
        [ 0.6633,  0.4080,  0.8775,  0.3444,  0.3452,  0.4230,  0.6186,  0.5333],
        [ 0.0151, -0.0232,  0.7885,  0.3428,  0.4042,  0.2410,  0.5492,  0.5479],
        [ 0.6191,  0.3628,  0.8780,  0.4186,  0.3605,  0.4454,  0.6142,  0.4847],
        [ 0.7265,  0.4772,  0.7809,  0.3525,  0.3794,  0.2705,  0.5712,  0.5360],
        [ 0.6252,  0.4042,  0.8688,  0.5054,  0.4890,  0.5129,  0.5313,  0.4892],
        [ 0.5614,  0.3362,  0.8642,  0.2500,  0.5491,  0.1969,  0.7115,  0.5232]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6224, 0.4061, 0.8988, 0.4300, 0.3837, 0.4750, 0.6112, 0.5483],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04318221162247937
step:  57
running loss:  0.0007575826600434977
Train Steps: 57/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.0021, -0.0080,  0.7031,  0.2469,  0.4050,  0.1991,  0.5280,  0.5715],
        [ 0.6362,  0.3893,  0.8048,  0.2570,  0.4196,  0.2289,  0.5890,  0.5236],
        [ 0.6615,  0.4203,  0.7796,  0.2559,  0.4539,  0.1697,  0.5960,  0.5247],
        [ 0.7031,  0.4374,  0.7803,  0.1934,  0.4075,  0.2273,  0.5867,  0.4858],
        [ 0.6264,  0.3888,  0.7986,  0.3021,  0.3568,  0.3290,  0.5865,  0.5070],
        [ 0.6252,  0.3895,  0.9177,  0.4737,  0.3849,  0.5662,  0.7386,  0.5326],
        [ 0.6240,  0.3859,  0.8420,  0.5800,  0.3921,  0.5099,  0.5730,  0.6145],
        [ 0.6473,  0.3830,  0.7823,  0.2062,  0.4194,  0.1886,  0.5721,  0.5217]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04352180591376964
step:  58
running loss:  0.0007503759640305111
 Train Steps: 58/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6153, 0.4119, 0.8463, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5926, 0.3791, 0.8699, 0.3925, 0.3340, 0.3080, 0.5218, 0.5129],
        [0.5920, 0.3798, 0.8317, 0.5436, 0.3708, 0.4394, 0.5764, 0.5986],
        [0.5888, 0.3719, 0.8841, 0.4800, 0.3814, 0.5299, 0.6021, 0.5108],
        [0.6247, 0.3948, 0.8895, 0.5144, 0.4037, 0.5002, 0.5442, 0.5280],
        [0.5756, 0.3660, 0.8945, 0.4966, 0.4299, 0.5158, 0.6156, 0.5064],
        [0.5044, 0.3224, 0.8838, 0.4386, 0.3716, 0.4736, 0.5628, 0.5452],
        [0.6710, 0.4162, 0.7985, 0.2600, 0.4690, 0.1384, 0.5956, 0.5194],
        [0.6026, 0.3820, 0.8637, 0.3745, 0.3446, 0.3149, 0.5279, 0.5321]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6153, 0.4119, 0.8462, 0.3833, 0.3600, 0.3200, 0.5106, 0.5563]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04425763736071531
step:  59
running loss:  0.0007501294467917849
Train Steps: 59/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6232, 0.4094, 0.9060, 0.3644, 0.3718, 0.3913, 0.5427, 0.5234],
        [0.5923, 0.3678, 0.8974, 0.4886, 0.3832, 0.5251, 0.6586, 0.5065],
        [0.5933, 0.3822, 0.8689, 0.5705, 0.4047, 0.4963, 0.5346, 0.5147],
        [0.6270, 0.4227, 0.7658, 0.2528, 0.4602, 0.1894, 0.5709, 0.5945],
        [0.5592, 0.3721, 0.7411, 0.3281, 0.3730, 0.3106, 0.5833, 0.5873],
        [0.6357, 0.4168, 0.8609, 0.3741, 0.3467, 0.3067, 0.5425, 0.5905],
        [0.6143, 0.3925, 0.8168, 0.2518, 0.4762, 0.1560, 0.5998, 0.5089],
        [0.0199, 0.0254, 0.7184, 0.2600, 0.3754, 0.2183, 0.5676, 0.5825]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4055, 0.8675, 0.3867, 0.3713, 0.4033, 0.5195, 0.5162],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0447188821999589
step:  60
running loss:  0.0007453147033326483
Train Steps: 60/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6321, 0.4048, 0.8738, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5633, 0.3762, 0.6976, 0.2267, 0.3762, 0.2533, 0.5589, 0.5271],
        [0.5295, 0.3590, 0.8761, 0.4640, 0.3860, 0.4623, 0.5525, 0.5737],
        [0.5826, 0.3891, 0.7838, 0.2237, 0.3603, 0.2857, 0.5810, 0.5268],
        [0.6006, 0.4065, 0.8024, 0.3331, 0.3506, 0.3795, 0.6129, 0.6237],
        [0.6266, 0.4274, 0.8681, 0.4975, 0.4155, 0.5203, 0.5503, 0.5702],
        [0.5805, 0.3821, 0.8804, 0.4771, 0.3678, 0.5073, 0.6005, 0.5190],
        [0.5910, 0.3802, 0.8822, 0.5528, 0.3864, 0.4164, 0.6233, 0.4992],
        [0.5723, 0.3710, 0.8342, 0.2592, 0.4869, 0.1630, 0.6223, 0.5278]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6321, 0.4048, 0.8737, 0.5617, 0.3875, 0.4417, 0.6361, 0.4927],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04516495233110618
step:  61
running loss:  0.0007404090546082981
Train Steps: 61/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
        [0.6176, 0.3911, 0.8738, 0.4217, 0.3488, 0.4033, 0.6025, 0.4817],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6147, 0.4107, 0.8137, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5905, 0.3962, 0.7859, 0.2966, 0.4024, 0.2382, 0.5886, 0.5458],
        [0.5662, 0.3733, 0.8546, 0.4214, 0.3753, 0.3908, 0.5882, 0.5191],
        [0.5349, 0.3653, 0.8111, 0.2279, 0.4760, 0.1968, 0.6072, 0.5061],
        [0.6284, 0.4320, 0.8794, 0.4852, 0.3632, 0.4742, 0.5870, 0.5755],
        [0.5406, 0.3842, 0.7860, 0.2888, 0.4766, 0.1790, 0.5583, 0.5668],
        [0.5116, 0.3594, 0.7696, 0.3321, 0.3682, 0.2809, 0.4983, 0.5764],
        [0.6265, 0.4087, 0.8644, 0.4585, 0.3857, 0.5276, 0.5999, 0.5688],
        [0.5494, 0.3629, 0.8488, 0.4420, 0.3872, 0.5560, 0.6158, 0.5347]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6223, 0.3990, 0.8037, 0.2800, 0.4000, 0.2283, 0.5864, 0.5208],
         [0.6176, 0.3911, 0.8737, 0.4217, 0.3487, 0.4033, 0.6025, 0.4817],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6147, 0.4107, 0.8138, 0.3333, 0.3750, 0.2683, 0.5006, 0.5412],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04607175434648525
step:  62
running loss:  0.0007430928120400847
 Train Steps: 62/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6129, 0.4063, 0.8738, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [   nan,    nan, 0.6900, 0.1917, 0.3937, 0.2367, 0.5240, 0.5246],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6707, 0.4670, 0.8677, 0.4491, 0.3788, 0.3431, 0.5712, 0.5661],
        [0.6315, 0.4356, 0.8234, 0.3544, 0.3526, 0.3590, 0.5785, 0.5125],
        [0.5871, 0.4064, 0.7431, 0.2339, 0.3850, 0.2712, 0.6034, 0.5493],
        [0.6304, 0.4422, 0.8382, 0.5349, 0.4207, 0.4679, 0.5292, 0.5819],
        [0.5833, 0.4111, 0.7829, 0.3156, 0.3633, 0.2995, 0.4954, 0.5502],
        [0.0056, 0.0311, 0.6748, 0.2038, 0.3992, 0.2276, 0.5228, 0.5308],
        [0.6268, 0.4436, 0.8411, 0.5354, 0.4784, 0.4864, 0.5279, 0.5470],
        [0.6584, 0.4570, 0.8667, 0.5405, 0.3740, 0.4484, 0.6698, 0.5254]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6130, 0.4063, 0.8737, 0.5250, 0.4313, 0.4733, 0.5230, 0.5874],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.0000, 0.0000, 0.6900, 0.1917, 0.3938, 0.2367, 0.5240, 0.5246],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04644800083769951
step:  63
running loss:  0.0007372698545666589
Train Steps: 63/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5616, 0.3987, 0.6612, 0.2353, 0.4208, 0.1947, 0.5107, 0.5745],
        [0.5573, 0.3817, 0.7776, 0.2782, 0.3594, 0.3186, 0.5920, 0.5305],
        [0.5528, 0.3848, 0.7682, 0.2134, 0.4712, 0.1687, 0.5880, 0.5412],
        [0.5727, 0.3796, 0.8123, 0.5452, 0.4452, 0.4979, 0.5041, 0.4830],
        [0.6293, 0.4308, 0.8392, 0.3437, 0.3631, 0.4830, 0.5959, 0.5178],
        [0.6417, 0.4228, 0.8615, 0.4075, 0.3550, 0.4194, 0.5687, 0.5197],
        [0.5581, 0.3868, 0.7555, 0.3847, 0.3587, 0.3180, 0.5133, 0.5807],
        [0.6269, 0.4197, 0.8552, 0.4713, 0.3764, 0.3860, 0.5693, 0.5327]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0470950579183409
step:  64
running loss:  0.0007358602799740765
Train Steps: 64/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6202, 0.4079, 0.8025, 0.2500, 0.3763, 0.3217, 0.6125, 0.5533],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6138, 0.4214, 0.8354, 0.4241, 0.3648, 0.4590, 0.5131, 0.4924],
        [0.6428, 0.4388, 0.8917, 0.4322, 0.4117, 0.3551, 0.6836, 0.5497],
        [0.5849, 0.4031, 0.7995, 0.3712, 0.3463, 0.3027, 0.4893, 0.5656],
        [0.6113, 0.4225, 0.7709, 0.2444, 0.3745, 0.3282, 0.5668, 0.5318],
        [0.6188, 0.4291, 0.8725, 0.4718, 0.3644, 0.4302, 0.6124, 0.5090],
        [0.6344, 0.4364, 0.7759, 0.5476, 0.3937, 0.4836, 0.6670, 0.5534],
        [0.6023, 0.3985, 0.8128, 0.5589, 0.4047, 0.4458, 0.5374, 0.5205],
        [0.6651, 0.4503, 0.8545, 0.4076, 0.3714, 0.5456, 0.5912, 0.5054]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6202, 0.4079, 0.8025, 0.2500, 0.3762, 0.3217, 0.6125, 0.5533],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04768331356171984
step:  65
running loss:  0.0007335894394110745
Train Steps: 65/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6147, 0.4112, 0.7988, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
        [0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6260, 0.4120, 0.8013, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6205, 0.4016, 0.8350, 0.2717, 0.3987, 0.2550, 0.5787, 0.5133],
        [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6108, 0.4151, 0.8757, 0.4770, 0.4467, 0.4963, 0.5417, 0.5156],
        [0.6673, 0.4383, 0.8964, 0.4764, 0.4516, 0.5921, 0.6215, 0.5118],
        [0.5872, 0.3994, 0.7957, 0.3206, 0.3719, 0.3037, 0.5088, 0.5784],
        [0.5984, 0.3938, 0.6967, 0.2951, 0.3714, 0.3026, 0.5459, 0.5644],
        [0.5771, 0.3856, 0.8076, 0.2430, 0.4911, 0.1712, 0.6498, 0.5274],
        [0.5973, 0.4015, 0.8380, 0.5838, 0.3782, 0.4484, 0.5942, 0.4922],
        [0.5895, 0.3874, 0.8228, 0.2661, 0.4062, 0.2829, 0.5728, 0.5299],
        [0.6101, 0.4115, 0.8977, 0.3835, 0.3710, 0.4011, 0.6480, 0.5377]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6147, 0.4112, 0.7987, 0.3200, 0.3775, 0.2767, 0.5150, 0.5550],
         [0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6259, 0.4120, 0.8012, 0.2350, 0.4888, 0.1533, 0.6281, 0.4895],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6205, 0.4015, 0.8350, 0.2717, 0.3988, 0.2550, 0.5788, 0.5133],
         [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04797610554669518
step:  66
running loss:  0.0007269106901014421
 Train Steps: 66/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6212, 0.4033, 0.8938, 0.4167, 0.3813, 0.4267, 0.5613, 0.5583],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6038, 0.3741, 0.9009, 0.5030, 0.3543, 0.5153, 0.6121, 0.5218],
        [0.6826, 0.4435, 0.8553, 0.2553, 0.5435, 0.2630, 0.7351, 0.5675],
        [0.6452, 0.4126, 0.7562, 0.2424, 0.4441, 0.2027, 0.5805, 0.5247],
        [0.5573, 0.3575, 0.7552, 0.2212, 0.4434, 0.2005, 0.5919, 0.5020],
        [0.6784, 0.4411, 0.8808, 0.4649, 0.4005, 0.5945, 0.5945, 0.5313],
        [0.6025, 0.4080, 0.8856, 0.4498, 0.3573, 0.4614, 0.5600, 0.5423],
        [0.6007, 0.3935, 0.7706, 0.2596, 0.4448, 0.2150, 0.5805, 0.5448],
        [0.6657, 0.4195, 0.8535, 0.5146, 0.4174, 0.5708, 0.7015, 0.5428]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6212, 0.4033, 0.8938, 0.4167, 0.3812, 0.4267, 0.5612, 0.5583],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.048750259753433056
step:  67
running loss:  0.0007276158172154187
Train Steps: 67/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6498, 0.4061, 0.8830, 0.4685, 0.3808, 0.4473, 0.6150, 0.5376],
        [0.6717, 0.4231, 0.8865, 0.5102, 0.4039, 0.5551, 0.6107, 0.5116],
        [0.6743, 0.4255, 0.8788, 0.4651, 0.3708, 0.3492, 0.5595, 0.5616],
        [0.6536, 0.4194, 0.8888, 0.4669, 0.3753, 0.4371, 0.5224, 0.5394],
        [0.7025, 0.4403, 0.8933, 0.4476, 0.3991, 0.5874, 0.6223, 0.4826],
        [0.6191, 0.3752, 0.9168, 0.3248, 0.5109, 0.2552, 0.7435, 0.5421],
        [0.6457, 0.3986, 0.7897, 0.2415, 0.4592, 0.1989, 0.6085, 0.5358],
        [0.6341, 0.3853, 0.7629, 0.2232, 0.4380, 0.2254, 0.6620, 0.5276]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6201, 0.4116, 0.8725, 0.4733, 0.3700, 0.3217, 0.5386, 0.5767],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.049255486417678185
step:  68
running loss:  0.0007243453884952675
Train Steps: 68/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6066, 0.3856, 0.8011, 0.2484, 0.4016, 0.2708, 0.5804, 0.5224],
        [0.6193, 0.3879, 0.8731, 0.3425, 0.3602, 0.5105, 0.6248, 0.5186],
        [0.6137, 0.3860, 0.7856, 0.2496, 0.3973, 0.2793, 0.5676, 0.5596],
        [0.6431, 0.3960, 0.9349, 0.3631, 0.4764, 0.2546, 0.7226, 0.5344],
        [0.6240, 0.3707, 0.9125, 0.4803, 0.3718, 0.4266, 0.6152, 0.5204],
        [0.6428, 0.3944, 0.7469, 0.2015, 0.4372, 0.2012, 0.6081, 0.5121],
        [0.6284, 0.3823, 0.8317, 0.5589, 0.4057, 0.4849, 0.6951, 0.5196],
        [0.6600, 0.4035, 0.9298, 0.4591, 0.4420, 0.2887, 0.7233, 0.5457]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04951172370056156
step:  69
running loss:  0.0007175612130516168
Train Steps: 69/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6099, 0.4030, 0.8638, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6369, 0.4063, 0.9166, 0.4760, 0.3783, 0.4141, 0.6935, 0.5250],
        [0.6562, 0.3967, 0.9160, 0.4163, 0.3726, 0.3441, 0.6424, 0.5450],
        [0.6723, 0.4198, 0.8920, 0.5082, 0.5132, 0.4629, 0.5744, 0.5426],
        [0.6825, 0.4162, 0.9109, 0.5298, 0.3909, 0.5015, 0.6304, 0.5498],
        [0.6299, 0.3838, 0.7454, 0.2568, 0.3605, 0.3079, 0.6139, 0.5104],
        [0.6160, 0.3820, 0.8326, 0.2532, 0.4049, 0.2346, 0.6360, 0.5246],
        [0.6479, 0.4071, 0.9284, 0.4265, 0.4301, 0.2949, 0.6847, 0.5333],
        [0.6430, 0.3917, 0.8725, 0.3664, 0.3732, 0.3443, 0.5314, 0.5447]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6098, 0.4030, 0.8637, 0.5117, 0.4983, 0.4965, 0.5086, 0.5388],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6202, 0.4066, 0.8398, 0.2648, 0.3925, 0.2627, 0.5845, 0.5124],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05016214041097555
step:  70
running loss:  0.0007166020058710793
 Train Steps: 70/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.2846, 0.1741, 0.7245, 0.1989, 0.4228, 0.1664, 0.5666, 0.5444],
        [0.7737, 0.4870, 0.8862, 0.4056, 0.3876, 0.4681, 0.6411, 0.6069],
        [0.6626, 0.4021, 0.8599, 0.2900, 0.3500, 0.3739, 0.6576, 0.5374],
        [0.6829, 0.4202, 0.8933, 0.5592, 0.3822, 0.4282, 0.6746, 0.5033],
        [0.6728, 0.4183, 0.8102, 0.3008, 0.3831, 0.2867, 0.6244, 0.5226],
        [0.7139, 0.4413, 0.8702, 0.4020, 0.4185, 0.2396, 0.5509, 0.5229],
        [0.6474, 0.4059, 0.8866, 0.3840, 0.3860, 0.4751, 0.6363, 0.5533],
        [0.7377, 0.4589, 0.8799, 0.5809, 0.4689, 0.4086, 0.5932, 0.6058]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0032, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.053396602292195894
step:  71
running loss:  0.0007520648210168436
Train Steps: 71/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1801, 0.1107, 0.7775, 0.2522, 0.3755, 0.2760, 0.5482, 0.5658],
        [0.6555, 0.4322, 0.8262, 0.3429, 0.3661, 0.2883, 0.5107, 0.5873],
        [0.6422, 0.4133, 0.8809, 0.3643, 0.3938, 0.2512, 0.6069, 0.5259],
        [0.6714, 0.4308, 0.9102, 0.4524, 0.4319, 0.2764, 0.7034, 0.5672],
        [0.6379, 0.4200, 0.8942, 0.5023, 0.4042, 0.3349, 0.7128, 0.5673],
        [0.6437, 0.4143, 0.8999, 0.4609, 0.3997, 0.3374, 0.7002, 0.5466],
        [0.6936, 0.4358, 0.8862, 0.4660, 0.4581, 0.5420, 0.6077, 0.5310],
        [0.6167, 0.4021, 0.8470, 0.3338, 0.3548, 0.4915, 0.5990, 0.5446]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05442776322888676
step:  72
running loss:  0.0007559411559567605
Train Steps: 72/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6259, 0.4156, 0.8812, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6175, 0.4065, 0.8519, 0.3611, 0.3844, 0.2618, 0.5318, 0.5447],
        [0.6762, 0.4368, 0.8453, 0.2408, 0.4535, 0.2396, 0.6948, 0.5665],
        [0.1374, 0.0842, 0.7511, 0.2508, 0.3693, 0.2625, 0.5106, 0.5620],
        [0.6211, 0.3957, 0.8926, 0.4968, 0.3888, 0.4682, 0.6999, 0.5258],
        [0.6164, 0.4151, 0.8564, 0.3892, 0.3551, 0.3569, 0.5156, 0.5850],
        [0.6030, 0.4068, 0.8657, 0.4823, 0.4596, 0.5002, 0.5685, 0.5478],
        [0.6145, 0.3968, 0.7989, 0.3191, 0.3619, 0.3048, 0.5876, 0.5153],
        [0.6064, 0.3935, 0.8939, 0.3244, 0.4601, 0.1780, 0.6137, 0.5080]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6259, 0.4156, 0.8813, 0.3183, 0.4775, 0.1867, 0.6219, 0.4960]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05502122991310898
step:  73
running loss:  0.0007537154782617668
Train Steps: 73/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [   nan,    nan, 0.9088, 0.3783, 0.4562, 0.2617, 0.6741, 0.5575],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5918, 0.3869, 0.8965, 0.4814, 0.3500, 0.4986, 0.6200, 0.5045],
        [0.6109, 0.3999, 0.8538, 0.5933, 0.3659, 0.4532, 0.5646, 0.5465],
        [0.6070, 0.4145, 0.8305, 0.3525, 0.3421, 0.3375, 0.5324, 0.5634],
        [0.6302, 0.4250, 0.8856, 0.4422, 0.4552, 0.5652, 0.6061, 0.5706],
        [0.6146, 0.4082, 0.8555, 0.3182, 0.4298, 0.2219, 0.6388, 0.5193],
        [0.6136, 0.4235, 0.8473, 0.5513, 0.3558, 0.4063, 0.5634, 0.5982],
        [0.2057, 0.1608, 0.9028, 0.3820, 0.4332, 0.2708, 0.6609, 0.5754],
        [0.6079, 0.4167, 0.8930, 0.3856, 0.4246, 0.2257, 0.6196, 0.5225]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6205, 0.4004, 0.8938, 0.4883, 0.3663, 0.5000, 0.6357, 0.4947],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.0000, 0.0000, 0.9087, 0.3783, 0.4563, 0.2617, 0.6741, 0.5575],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05629452761786524
step:  74
running loss:  0.0007607368597008817
 Train Steps: 74/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [   nan,    nan, 0.7612, 0.3250, 0.4037, 0.2533, 0.5438, 0.5767],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5973,  0.3953,  0.8694,  0.4266,  0.3525,  0.4234,  0.5897,  0.5375],
        [ 0.5847,  0.4172,  0.8889,  0.4558,  0.3766,  0.4846,  0.6057,  0.5288],
        [-0.0367, -0.0179,  0.7660,  0.3021,  0.4063,  0.2443,  0.5496,  0.5709],
        [ 0.5803,  0.4091,  0.8079,  0.2855,  0.4667,  0.1643,  0.5777,  0.5374],
        [ 0.6129,  0.4125,  0.8918,  0.4804,  0.4105,  0.5255,  0.6131,  0.5526],
        [ 0.6146,  0.4240,  0.8785,  0.4078,  0.3761,  0.5326,  0.6223,  0.5452],
        [ 0.6074,  0.4237,  0.8493,  0.5601,  0.3660,  0.3887,  0.5702,  0.5769],
        [ 0.5856,  0.4142,  0.7920,  0.2483,  0.4149,  0.2620,  0.5998,  0.5645]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.0000, 0.0000, 0.7613, 0.3250, 0.4038, 0.2533, 0.5437, 0.5767],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05648698155710008
step:  75
running loss:  0.0007531597540946678
Train Steps: 75/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6208, 0.4082, 0.8538, 0.3067, 0.3588, 0.3717, 0.6112, 0.5517],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5860,  0.3923,  0.8425,  0.3362,  0.3515,  0.3928,  0.5738,  0.5406],
        [ 0.6200,  0.4110,  0.8593,  0.2493,  0.5200,  0.1874,  0.6884,  0.5160],
        [ 0.5664,  0.3781,  0.8495,  0.6168,  0.4182,  0.5069,  0.5700,  0.5070],
        [ 0.5546,  0.3733,  0.8446,  0.5169,  0.3833,  0.4792,  0.5760,  0.5295],
        [ 0.6115,  0.4124,  0.8515,  0.4124,  0.3485,  0.3957,  0.5713,  0.5496],
        [ 0.5548,  0.3851,  0.7570,  0.3027,  0.3813,  0.2792,  0.5600,  0.6106],
        [-0.0340, -0.0110,  0.8601,  0.2618,  0.5085,  0.2280,  0.7064,  0.5195],
        [ 0.5388,  0.3658,  0.8529,  0.5009,  0.4163,  0.4864,  0.5184,  0.5185]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6208, 0.4082, 0.8537, 0.3067, 0.3587, 0.3717, 0.6112, 0.5517],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05719406365824398
step:  76
running loss:  0.0007525534691874208
Train Steps: 76/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
        [0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5419, 0.3606, 0.9036, 0.5570, 0.3769, 0.4674, 0.6729, 0.5537],
        [0.5144, 0.3454, 0.7958, 0.2320, 0.4242, 0.1981, 0.5915, 0.5206],
        [0.5326, 0.3526, 0.8689, 0.5011, 0.3797, 0.4656, 0.5266, 0.5109],
        [0.5822, 0.3942, 0.8984, 0.3880, 0.3711, 0.5033, 0.6150, 0.5528],
        [0.5335, 0.3495, 0.8842, 0.5127, 0.3977, 0.4380, 0.5443, 0.5262],
        [0.5281, 0.3587, 0.8922, 0.4874, 0.4806, 0.4987, 0.5777, 0.5571],
        [0.5011, 0.3317, 0.8862, 0.5422, 0.4830, 0.5021, 0.5015, 0.5560],
        [0.5466, 0.3579, 0.7138, 0.2882, 0.3758, 0.2871, 0.5510, 0.5647]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297],
         [0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05860871459299233
step:  77
running loss:  0.000761152137571329
Train Steps: 77/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6068, 0.3924, 0.7669, 0.2712, 0.3886, 0.2821, 0.5187, 0.4813],
        [0.5069, 0.3377, 0.7737, 0.2816, 0.4305, 0.3110, 0.6087, 0.6188],
        [0.5604, 0.3725, 0.8664, 0.3686, 0.3614, 0.3860, 0.5699, 0.5144],
        [0.4626, 0.2921, 0.8657, 0.5072, 0.4164, 0.4981, 0.5736, 0.4907],
        [0.5271, 0.3523, 0.8900, 0.4604, 0.5042, 0.4929, 0.5649, 0.5500],
        [0.5475, 0.3650, 0.8750, 0.4847, 0.3954, 0.4822, 0.7045, 0.5844],
        [0.5740, 0.3863, 0.8746, 0.4546, 0.3666, 0.4736, 0.5707, 0.5636],
        [0.4890, 0.3238, 0.8717, 0.5288, 0.3855, 0.3552, 0.5640, 0.5294]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.060351279433234595
step:  78
running loss:  0.0007737343517081358
 Train Steps: 78/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6233, 0.4091, 0.8100, 0.2950, 0.3563, 0.3883, 0.6013, 0.5200],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0143, -0.0024,  0.8038,  0.3344,  0.3643,  0.3234,  0.5648,  0.5117],
        [ 0.6862,  0.4534,  0.8565,  0.5897,  0.4113,  0.4675,  0.5926,  0.5485],
        [ 0.6735,  0.4393,  0.7570,  0.3208,  0.3560,  0.4950,  0.5838,  0.5183],
        [ 0.6936,  0.4571,  0.8300,  0.4819,  0.4362,  0.5289,  0.6201,  0.5342],
        [ 0.6809,  0.4478,  0.7915,  0.3032,  0.3672,  0.4096,  0.6177,  0.5297],
        [ 0.6235,  0.4041,  0.8658,  0.5046,  0.3969,  0.4643,  0.5237,  0.5457],
        [-0.0387, -0.0200,  0.8594,  0.2558,  0.5169,  0.2219,  0.7540,  0.5521],
        [ 0.6800,  0.4418,  0.8547,  0.4494,  0.4336,  0.5273,  0.6129,  0.5608]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6233, 0.4091, 0.8100, 0.2950, 0.3562, 0.3883, 0.6012, 0.5200],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06108348035195377
step:  79
running loss:  0.0007732086120500476
Train Steps: 79/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6177, 0.4086, 0.8738, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5224, 0.3419, 0.7550, 0.2004, 0.4276, 0.2089, 0.5920, 0.4913],
        [0.5525, 0.3680, 0.9134, 0.4232, 0.4112, 0.3087, 0.7105, 0.5515],
        [0.5902, 0.4045, 0.8558, 0.3962, 0.3823, 0.5594, 0.6005, 0.5678],
        [0.5608, 0.3880, 0.8351, 0.3319, 0.3604, 0.4914, 0.5836, 0.5657],
        [0.6617, 0.4348, 0.8837, 0.4245, 0.3588, 0.4808, 0.6075, 0.5278],
        [0.5215, 0.3512, 0.8832, 0.3702, 0.4036, 0.2688, 0.6154, 0.5268],
        [0.5126, 0.3345, 0.8717, 0.4826, 0.4417, 0.5923, 0.5912, 0.5300],
        [0.5494, 0.3744, 0.8171, 0.3323, 0.3662, 0.3569, 0.6079, 0.5482]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4055, 0.7717, 0.1919, 0.4250, 0.2079, 0.5871, 0.5044],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6177, 0.4085, 0.8737, 0.3950, 0.3775, 0.5600, 0.6225, 0.5700],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06227331746777054
step:  80
running loss:  0.0007784164683471318
Train Steps: 80/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
        [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6350, 0.4043, 0.8738, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
        [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6286, 0.4055, 0.9000, 0.4717, 0.3763, 0.4683, 0.7018, 0.5494],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5728, 0.3780, 0.7630, 0.2122, 0.4002, 0.2459, 0.5436, 0.5268],
        [0.5629, 0.3804, 0.8455, 0.2477, 0.4786, 0.1995, 0.5931, 0.5053],
        [0.5817, 0.3744, 0.8778, 0.3963, 0.3435, 0.3911, 0.5819, 0.5604],
        [0.6186, 0.3939, 0.8592, 0.5448, 0.3678, 0.5465, 0.6132, 0.5131],
        [0.6066, 0.3892, 0.8570, 0.5147, 0.3561, 0.5063, 0.6153, 0.5325],
        [0.5814, 0.3799, 0.9132, 0.3978, 0.3947, 0.3442, 0.6963, 0.5596],
        [0.5945, 0.3818, 0.8924, 0.4424, 0.3485, 0.5178, 0.6996, 0.5596],
        [0.5771, 0.3658, 0.8505, 0.4618, 0.4108, 0.5537, 0.5980, 0.5515]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6184, 0.4042, 0.7700, 0.2250, 0.4062, 0.2117, 0.5763, 0.5150],
         [0.6258, 0.4143, 0.8525, 0.2617, 0.4950, 0.1667, 0.6219, 0.4967],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6350, 0.4043, 0.8737, 0.5650, 0.3850, 0.4750, 0.6401, 0.4950],
         [0.6280, 0.4055, 0.8600, 0.5317, 0.3800, 0.4700, 0.6275, 0.5133],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6286, 0.4055, 0.9000, 0.4717, 0.3762, 0.4683, 0.7018, 0.5494],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06305107554362621
step:  81
running loss:  0.000778408340044768
Train Steps: 81/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6117, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5925, 0.3868, 0.7185, 0.2207, 0.4239, 0.1918, 0.5743, 0.5804],
        [0.5980, 0.3963, 0.9158, 0.4424, 0.3656, 0.5126, 0.6424, 0.5339],
        [0.6732, 0.4341, 0.7695, 0.2681, 0.3920, 0.3232, 0.6471, 0.6118],
        [0.4580, 0.2868, 0.7231, 0.2085, 0.4095, 0.2476, 0.5547, 0.5508],
        [0.5601, 0.3514, 0.6649, 0.2035, 0.3818, 0.2585, 0.5571, 0.5226],
        [0.5739, 0.3568, 0.7445, 0.1915, 0.4272, 0.2050, 0.6112, 0.5174],
        [0.5811, 0.3766, 0.8925, 0.4364, 0.3828, 0.4687, 0.5463, 0.5253],
        [0.5821, 0.3855, 0.8140, 0.2603, 0.3948, 0.2667, 0.6166, 0.5354]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6116, 0.4018, 0.6562, 0.1967, 0.3738, 0.2550, 0.5280, 0.5103],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06413436621369328
step:  82
running loss:  0.000782126417240162
 Train Steps: 82/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6515, 0.4266, 0.8918, 0.4172, 0.3766, 0.4620, 0.6430, 0.5268],
        [0.6456, 0.4085, 0.8798, 0.4478, 0.4039, 0.5626, 0.6127, 0.5239],
        [0.7003, 0.4583, 0.8623, 0.5334, 0.3712, 0.4893, 0.6281, 0.5466],
        [0.6903, 0.4388, 0.7631, 0.3358, 0.3392, 0.3826, 0.5472, 0.5373],
        [0.6365, 0.4038, 0.8620, 0.3614, 0.3483, 0.3893, 0.6020, 0.5475],
        [0.6166, 0.4032, 0.8847, 0.4609, 0.4272, 0.5328, 0.6282, 0.5048],
        [0.7030, 0.4594, 0.7801, 0.2450, 0.4328, 0.1511, 0.6083, 0.5073],
        [0.6425, 0.4281, 0.8641, 0.4693, 0.4036, 0.5050, 0.5713, 0.5506]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06510589212120976
step:  83
running loss:  0.0007844083388097562
Train Steps: 83/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1093, 0.0623, 0.7614, 0.2376, 0.4039, 0.2795, 0.6019, 0.5619],
        [0.6374, 0.4181, 0.8749, 0.4911, 0.3949, 0.4465, 0.5443, 0.5621],
        [0.7407, 0.4638, 0.8816, 0.4757, 0.3898, 0.5048, 0.6563, 0.4767],
        [0.7346, 0.4880, 0.8432, 0.5665, 0.4289, 0.4709, 0.6206, 0.5230],
        [0.7766, 0.4909, 0.8456, 0.2801, 0.4178, 0.2757, 0.6832, 0.5210],
        [0.6897, 0.4571, 0.8626, 0.4530, 0.4290, 0.4688, 0.5380, 0.4883],
        [0.6902, 0.4332, 0.8677, 0.4743, 0.3426, 0.3980, 0.5872, 0.5126],
        [0.7270, 0.4772, 0.8036, 0.2919, 0.3839, 0.2818, 0.6136, 0.5013]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06704556952172425
step:  84
running loss:  0.0007981615419252886
Train Steps: 84/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6273, 0.4143, 0.8750, 0.5700, 0.3987, 0.4717, 0.6013, 0.5467],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7320, 0.4737, 0.8611, 0.5556, 0.3902, 0.4397, 0.5956, 0.5358],
        [0.7077, 0.4610, 0.8938, 0.4741, 0.3591, 0.5033, 0.6193, 0.4845],
        [0.7522, 0.4808, 0.8343, 0.2710, 0.4589, 0.1764, 0.6038, 0.5168],
        [0.0814, 0.0406, 0.8817, 0.3188, 0.4925, 0.2216, 0.6584, 0.5543],
        [0.6683, 0.4413, 0.7192, 0.2160, 0.3753, 0.2583, 0.5710, 0.5413],
        [0.7060, 0.4613, 0.8823, 0.4435, 0.4619, 0.5227, 0.6069, 0.5665],
        [0.6551, 0.4286, 0.8835, 0.4538, 0.3918, 0.5613, 0.6043, 0.5227],
        [0.7188, 0.4664, 0.8615, 0.5288, 0.4406, 0.4852, 0.5693, 0.5099]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6273, 0.4143, 0.8750, 0.5700, 0.3988, 0.4717, 0.6012, 0.5467],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6234, 0.4023, 0.8888, 0.4633, 0.3975, 0.5767, 0.6400, 0.5183],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0015, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06853765701816883
step:  85
running loss:  0.0008063253766843392
Train Steps: 85/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6508, 0.4336, 0.8535, 0.2768, 0.4638, 0.2824, 0.6922, 0.5507],
        [0.6845, 0.4468, 0.7882, 0.2625, 0.4845, 0.1763, 0.5718, 0.5383],
        [0.6801, 0.4236, 0.9062, 0.4683, 0.3671, 0.4290, 0.6874, 0.5161],
        [0.6959, 0.4352, 0.8825, 0.5497, 0.4140, 0.4984, 0.5772, 0.4890],
        [0.6354, 0.4205, 0.8702, 0.5328, 0.4810, 0.5111, 0.4839, 0.5492],
        [0.5374, 0.3567, 0.7500, 0.2449, 0.4344, 0.2038, 0.5264, 0.5679],
        [0.6251, 0.4128, 0.8308, 0.3663, 0.3539, 0.4017, 0.5425, 0.5324],
        [0.6461, 0.3940, 0.8751, 0.5405, 0.4116, 0.4967, 0.6169, 0.5035]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06918519355531316
step:  86
running loss:  0.0008044789948292229
 Train Steps: 86/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6749,  0.4588,  0.8992,  0.3963,  0.4897,  0.3346,  0.7159,  0.6081],
        [ 0.6886,  0.4441,  0.8908,  0.4452,  0.3752,  0.3636,  0.5976,  0.5500],
        [ 0.6656,  0.4560,  0.8947,  0.5214,  0.4696,  0.5912,  0.5820,  0.5216],
        [ 0.6618,  0.4416,  0.8677,  0.3127,  0.5169,  0.3047,  0.7389,  0.5555],
        [ 0.6127,  0.4198,  0.8645,  0.4757,  0.4118,  0.4427,  0.4806,  0.5549],
        [ 0.6725,  0.4273,  0.7533,  0.2409,  0.4704,  0.1748,  0.5897,  0.4989],
        [ 0.6451,  0.4203,  0.8935,  0.5194,  0.3952,  0.5392,  0.6293,  0.4988],
        [-0.0591, -0.0411,  0.7639,  0.3055,  0.4165,  0.2820,  0.4991,  0.5784]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6336, 0.4154, 0.8900, 0.2767, 0.4988, 0.2867, 0.7422, 0.5540],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.06988749319862109
step:  87
running loss:  0.0008033045195243803
Train Steps: 87/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6093, 0.3767, 0.8861, 0.6041, 0.4109, 0.4834, 0.6146, 0.5040],
        [0.5823, 0.3717, 0.9175, 0.5160, 0.4458, 0.5912, 0.6775, 0.5757],
        [0.6102, 0.4081, 0.7195, 0.2583, 0.4323, 0.2579, 0.5604, 0.5746],
        [0.5733, 0.3835, 0.9435, 0.3738, 0.4507, 0.3760, 0.7062, 0.5696],
        [0.6482, 0.4254, 0.8759, 0.5979, 0.4299, 0.4589, 0.5743, 0.5528],
        [0.6330, 0.4260, 0.9245, 0.4645, 0.4103, 0.3689, 0.5681, 0.5909],
        [0.6020, 0.3900, 0.8795, 0.5706, 0.4186, 0.5017, 0.7201, 0.5703],
        [0.5623, 0.3640, 0.8323, 0.2971, 0.4104, 0.2730, 0.5071, 0.5186]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0706424161180621
step:  88
running loss:  0.0008027547286143421
Train Steps: 88/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6132, 0.4066, 0.7259, 0.2402, 0.3588, 0.3300, 0.6000, 0.5600],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7329, 0.4968, 0.7483, 0.3786, 0.4358, 0.2171, 0.5631, 0.5937],
        [0.0535, 0.0381, 0.8644, 0.2943, 0.5412, 0.2195, 0.6699, 0.5556],
        [0.1255, 0.0737, 0.7721, 0.2515, 0.4036, 0.3109, 0.5987, 0.5628],
        [0.7190, 0.4711, 0.9182, 0.5764, 0.3963, 0.4302, 0.5831, 0.5388],
        [0.6366, 0.4122, 0.7466, 0.2615, 0.3732, 0.3417, 0.6117, 0.5708],
        [0.6869, 0.4533, 0.7324, 0.2783, 0.3922, 0.2976, 0.6281, 0.5651],
        [0.6615, 0.4455, 0.8908, 0.5147, 0.4825, 0.5266, 0.5687, 0.4876],
        [0.6953, 0.4555, 0.9070, 0.4323, 0.3842, 0.5011, 0.6273, 0.5798]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6132, 0.4066, 0.7259, 0.2402, 0.3587, 0.3300, 0.6000, 0.5600],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.07201781774347182
step:  89
running loss:  0.0008091889634097958
Train Steps: 89/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6034, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
        [0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6060,  0.3917,  0.6771,  0.3172,  0.3757,  0.2812,  0.5570,  0.5812],
        [-0.0581, -0.0375,  0.8625,  0.2447,  0.5502,  0.2356,  0.7400,  0.5764],
        [ 0.5796,  0.3699,  0.6941,  0.2917,  0.3760,  0.2843,  0.5499,  0.5678],
        [ 0.5950,  0.3760,  0.7373,  0.2582,  0.3706,  0.3330,  0.5954,  0.5064],
        [ 0.6301,  0.3950,  0.9330,  0.4419,  0.4240,  0.3126,  0.7530,  0.5388],
        [ 0.6633,  0.4413,  0.8922,  0.4290,  0.3791,  0.3910,  0.5547,  0.5141],
        [ 0.5718,  0.3831,  0.8884,  0.4709,  0.4058,  0.4407,  0.5156,  0.5442],
        [ 0.5806,  0.3847,  0.9144,  0.5505,  0.3841,  0.4862,  0.5937,  0.5728]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6033, 0.4011, 0.7350, 0.2533, 0.3438, 0.3367, 0.5516, 0.5084],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6160, 0.4086, 0.8775, 0.3983, 0.3750, 0.3783, 0.5128, 0.4882],
         [0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0725348553241929
step:  90
running loss:  0.0008059428369354767
 Valid Steps: 10/10  Loss: nan 6.2924 
--------------------------------------------------
Epoch: 8  Train Loss: 0.0008 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
        [0.6201, 0.3970, 0.8413, 0.4950, 0.4413, 0.5183, 0.6088, 0.5400],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5809,  0.3892,  0.8763,  0.5048,  0.3556,  0.4534,  0.5933,  0.5725],
        [ 0.5585,  0.3613,  0.8566,  0.2598,  0.4254,  0.2554,  0.6410,  0.5312],
        [-0.0281, -0.0072,  0.8385,  0.2609,  0.5153,  0.1945,  0.6909,  0.5716],
        [ 0.6296,  0.4013,  0.8372,  0.4857,  0.4138,  0.5036,  0.6315,  0.5534],
        [ 0.5775,  0.3675,  0.8493,  0.4625,  0.4122,  0.5282,  0.5725,  0.5064],
        [ 0.6405,  0.4147,  0.8342,  0.3335,  0.3355,  0.3601,  0.6054,  0.5336],
        [ 0.5747,  0.3587,  0.8181,  0.4326,  0.3595,  0.4352,  0.5605,  0.5659],
        [ 0.5893,  0.3826,  0.8734,  0.4997,  0.3901,  0.4934,  0.6083,  0.5265]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621],
         [0.6201, 0.3970, 0.8413, 0.4950, 0.4412, 0.5183, 0.6087, 0.5400],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0004860513436142355
step:  1
running loss:  0.0004860513436142355
Train Steps: 1/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6248, 0.4032, 0.7738, 0.1900, 0.4813, 0.1400, 0.5941, 0.4904],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4761, 0.3098, 0.7138, 0.2520, 0.3472, 0.2872, 0.5280, 0.5661],
        [0.5404, 0.3577, 0.7892, 0.2008, 0.4592, 0.1701, 0.6062, 0.5569],
        [0.5778, 0.3732, 0.7722, 0.2057, 0.4636, 0.1201, 0.5917, 0.4919],
        [0.5289, 0.3369, 0.8543, 0.4854, 0.4132, 0.4918, 0.5679, 0.5458],
        [0.4861, 0.3146, 0.8276, 0.4051, 0.3561, 0.4725, 0.5445, 0.5689],
        [0.5397, 0.3539, 0.7541, 0.1826, 0.4015, 0.2716, 0.5978, 0.5660],
        [0.5419, 0.3511, 0.7921, 0.5433, 0.3567, 0.4557, 0.6956, 0.5577],
        [0.5144, 0.3353, 0.7089, 0.2007, 0.3883, 0.1958, 0.5168, 0.5069]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6248, 0.4032, 0.7738, 0.1900, 0.4812, 0.1400, 0.5941, 0.4904],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0020, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00245886217453517
step:  2
running loss:  0.001229431087267585
Train Steps: 2/90  Loss: 0.0012 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.4858, 0.3245, 0.7570, 0.2105, 0.4402, 0.2475, 0.5965, 0.5613],
        [0.5709, 0.3834, 0.7998, 0.3829, 0.3771, 0.2972, 0.5274, 0.5805],
        [0.0874, 0.0654, 0.6780, 0.1980, 0.4254, 0.2052, 0.5490, 0.5937],
        [0.5820, 0.3664, 0.8662, 0.4281, 0.3647, 0.4916, 0.5814, 0.5280],
        [0.5865, 0.3777, 0.8605, 0.4721, 0.3877, 0.5724, 0.6234, 0.5273],
        [0.6304, 0.4000, 0.8916, 0.4334, 0.3792, 0.4218, 0.5842, 0.5127],
        [0.5845, 0.3798, 0.8789, 0.4629, 0.3794, 0.4046, 0.5080, 0.5814],
        [0.6068, 0.3876, 0.8614, 0.4630, 0.4006, 0.4813, 0.7141, 0.5286]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0034466659708414227
step:  3
running loss:  0.0011488886569471408
Train Steps: 3/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6293, 0.4097, 0.8800, 0.2517, 0.5262, 0.2600, 0.7430, 0.5378],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5710, 0.3786, 0.8432, 0.3172, 0.3542, 0.2946, 0.5317, 0.5189],
        [0.5667, 0.3979, 0.7542, 0.2634, 0.3320, 0.3626, 0.5838, 0.5578],
        [0.0320, 0.0410, 0.8086, 0.2045, 0.5000, 0.2239, 0.6892, 0.5512],
        [0.6161, 0.4025, 0.8187, 0.4901, 0.4073, 0.4758, 0.5308, 0.5540],
        [0.5866, 0.3672, 0.8515, 0.4788, 0.3924, 0.5120, 0.6089, 0.4946],
        [0.5726, 0.3708, 0.8269, 0.4869, 0.4068, 0.5184, 0.6734, 0.5451],
        [0.6295, 0.4060, 0.8382, 0.2308, 0.4869, 0.2442, 0.6998, 0.5377],
        [0.5761, 0.3858, 0.7478, 0.2148, 0.4222, 0.1888, 0.5715, 0.5357]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6293, 0.4097, 0.8800, 0.2517, 0.5263, 0.2600, 0.7430, 0.5378],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004258358589140698
step:  4
running loss:  0.0010645896472851746
 Train Steps: 4/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6286, 0.4358, 0.8769, 0.3787, 0.3642, 0.4453, 0.5894, 0.5461],
        [0.5941, 0.4048, 0.8591, 0.4995, 0.4092, 0.5502, 0.5732, 0.5008],
        [0.4940, 0.3278, 0.8859, 0.3949, 0.3396, 0.4385, 0.5975, 0.5139],
        [0.6161, 0.4102, 0.7761, 0.5220, 0.3656, 0.4566, 0.6900, 0.5708],
        [0.5571, 0.3729, 0.8705, 0.4630, 0.3933, 0.4678, 0.5163, 0.5224],
        [0.5966, 0.3890, 0.8608, 0.4651, 0.4166, 0.4937, 0.6023, 0.5137],
        [0.5856, 0.3920, 0.8522, 0.2076, 0.5237, 0.1951, 0.7348, 0.5356],
        [0.5518, 0.3843, 0.8716, 0.5228, 0.3479, 0.4377, 0.6359, 0.5273]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.6193, 0.4165, 0.8838, 0.4700, 0.4150, 0.4867, 0.5427, 0.5261],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005290690081892535
step:  5
running loss:  0.001058138016378507
Train Steps: 5/90  Loss: 0.0011 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6230, 0.4113, 0.7213, 0.1983, 0.4325, 0.2367, 0.6262, 0.5400],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5628, 0.3675, 0.9012, 0.4321, 0.4039, 0.5772, 0.6425, 0.5173],
        [0.1123, 0.0837, 0.6882, 0.2115, 0.4484, 0.1851, 0.5827, 0.5779],
        [0.6376, 0.4141, 0.8935, 0.5407, 0.4235, 0.5582, 0.7549, 0.5473],
        [0.6193, 0.4202, 0.7262, 0.2125, 0.4546, 0.2231, 0.6338, 0.5522],
        [0.6757, 0.4559, 0.7992, 0.3261, 0.3754, 0.2913, 0.5048, 0.5636],
        [0.6086, 0.4059, 0.8714, 0.4880, 0.3842, 0.5257, 0.6139, 0.5058],
        [0.6429, 0.4291, 0.7146, 0.2307, 0.4096, 0.1962, 0.5411, 0.4932],
        [0.5703, 0.3764, 0.8226, 0.3077, 0.3508, 0.3935, 0.6427, 0.5397]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6230, 0.4113, 0.7212, 0.1983, 0.4325, 0.2367, 0.6263, 0.5400],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006010964134475216
step:  6
running loss:  0.0010018273557458695
Train Steps: 6/90  Loss: 0.0010 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6091, 0.3997, 0.8314, 0.4334, 0.3788, 0.4550, 0.5213, 0.5656],
        [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5988, 0.5667],
        [0.6246, 0.4028, 0.8738, 0.4867, 0.4088, 0.5667, 0.6362, 0.5200],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6033, 0.3968, 0.8633, 0.4681, 0.3756, 0.3958, 0.5996, 0.5504],
        [0.6511, 0.4366, 0.8907, 0.5408, 0.3869, 0.4642, 0.6706, 0.4991],
        [0.6189, 0.4157, 0.7080, 0.2688, 0.3831, 0.2361, 0.5732, 0.5136],
        [0.6097, 0.4049, 0.8417, 0.4520, 0.3871, 0.4563, 0.5520, 0.5556],
        [0.6564, 0.4354, 0.7826, 0.2350, 0.4024, 0.2438, 0.6246, 0.5608],
        [0.6491, 0.4279, 0.8879, 0.4915, 0.4421, 0.5618, 0.6730, 0.5224],
        [0.6068, 0.4018, 0.7448, 0.1839, 0.4090, 0.2412, 0.6519, 0.5410],
        [0.5664, 0.3761, 0.8622, 0.4227, 0.4177, 0.5919, 0.6115, 0.5155]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6125, 0.4010, 0.8650, 0.4567, 0.3663, 0.3900, 0.5600, 0.5567],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6091, 0.3997, 0.8314, 0.4334, 0.3787, 0.4550, 0.5213, 0.5656],
         [0.6197, 0.4090, 0.7825, 0.2500, 0.4200, 0.2483, 0.5987, 0.5667],
         [0.6246, 0.4028, 0.8737, 0.4867, 0.4087, 0.5667, 0.6363, 0.5200],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006409419496776536
step:  7
running loss:  0.0009156313566823623
Train Steps: 7/90  Loss: 0.0009 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6184, 0.3991, 0.8760, 0.3445, 0.3885, 0.2568, 0.6579, 0.4637],
        [0.6569, 0.4371, 0.8507, 0.2505, 0.4504, 0.2141, 0.6291, 0.4659],
        [0.6265, 0.4320, 0.8225, 0.5594, 0.4027, 0.4503, 0.5940, 0.5949],
        [0.6272, 0.4296, 0.8969, 0.4458, 0.3914, 0.5446, 0.5957, 0.4927],
        [0.6098, 0.4292, 0.8974, 0.4494, 0.4426, 0.5651, 0.6509, 0.5711],
        [0.5869, 0.3878, 0.8679, 0.5695, 0.4349, 0.5059, 0.6164, 0.5257],
        [0.5942, 0.3922, 0.7184, 0.3401, 0.3705, 0.3252, 0.5932, 0.5651],
        [0.6090, 0.4050, 0.8767, 0.4538, 0.3760, 0.4140, 0.6232, 0.5329]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006727247644448653
step:  8
running loss:  0.0008409059555560816
 Train Steps: 8/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6138, 0.5883],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6183, 0.4030, 0.7435, 0.3145, 0.3552, 0.3331, 0.5759, 0.5422],
        [0.6342, 0.4077, 0.8421, 0.2665, 0.4672, 0.2127, 0.6182, 0.4593],
        [0.6046, 0.4084, 0.8912, 0.4746, 0.4667, 0.5795, 0.6430, 0.5635],
        [0.5526, 0.3554, 0.9060, 0.4546, 0.4237, 0.3305, 0.6833, 0.5396],
        [0.6539, 0.4260, 0.7077, 0.2388, 0.4306, 0.1791, 0.5493, 0.5390],
        [0.6156, 0.4022, 0.7569, 0.2314, 0.3848, 0.2848, 0.6123, 0.5242],
        [0.6136, 0.4001, 0.8375, 0.4258, 0.3736, 0.5034, 0.6086, 0.5390],
        [0.6474, 0.4279, 0.8735, 0.5599, 0.4168, 0.5013, 0.5937, 0.5653]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6196, 0.4088, 0.8888, 0.4583, 0.4500, 0.5683, 0.6137, 0.5883],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0071166820416692644
step:  9
running loss:  0.0007907424490743628
Train Steps: 9/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6942, 0.4339, 0.8907, 0.4814, 0.3835, 0.5011, 0.5572, 0.5364],
        [0.6969, 0.4367, 0.8986, 0.5011, 0.3749, 0.4080, 0.6448, 0.5017],
        [0.5561, 0.3609, 0.7203, 0.2376, 0.4244, 0.2072, 0.5682, 0.5440],
        [0.6394, 0.4293, 0.7587, 0.3248, 0.3745, 0.2947, 0.5382, 0.5660],
        [0.6396, 0.4080, 0.8953, 0.5133, 0.4375, 0.5452, 0.6052, 0.5679],
        [0.5969, 0.4074, 0.7429, 0.3088, 0.4482, 0.2296, 0.5628, 0.5750],
        [0.6409, 0.4072, 0.8550, 0.6127, 0.4090, 0.4920, 0.5700, 0.5451],
        [0.6599, 0.4126, 0.7889, 0.1861, 0.4329, 0.2702, 0.6305, 0.5054]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007774444384267554
step:  10
running loss:  0.0007774444384267554
Train Steps: 10/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6385, 0.4033, 0.8655, 0.4518, 0.4351, 0.5511, 0.6074, 0.5391],
        [0.6870, 0.4239, 0.8564, 0.5643, 0.3862, 0.4419, 0.5884, 0.5476],
        [0.5826, 0.3651, 0.7670, 0.2289, 0.4291, 0.1928, 0.6284, 0.5399],
        [0.6836, 0.4302, 0.8857, 0.5144, 0.3720, 0.4463, 0.5233, 0.5645],
        [0.6096, 0.3817, 0.8424, 0.4521, 0.3899, 0.4873, 0.5573, 0.5129],
        [0.6418, 0.4088, 0.7759, 0.3049, 0.4048, 0.2246, 0.5228, 0.5798],
        [0.6431, 0.4098, 0.8683, 0.4738, 0.4422, 0.4891, 0.5520, 0.5079],
        [0.6509, 0.4179, 0.7390, 0.3151, 0.3359, 0.3168, 0.5603, 0.5707]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008245526551036164
step:  11
running loss:  0.0007495933228214694
Train Steps: 11/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6789, 0.4254, 0.8802, 0.5339, 0.3951, 0.4785, 0.5689, 0.5207],
        [0.6904, 0.4412, 0.7863, 0.3883, 0.4789, 0.2596, 0.4998, 0.6308],
        [0.6794, 0.4258, 0.8299, 0.5935, 0.3994, 0.4723, 0.5408, 0.5457],
        [0.6904, 0.4317, 0.8464, 0.3005, 0.4299, 0.2478, 0.5632, 0.5375],
        [0.6913, 0.4495, 0.8708, 0.3862, 0.4187, 0.3195, 0.6650, 0.5311],
        [0.0830, 0.0339, 0.7411, 0.2390, 0.3734, 0.2989, 0.5673, 0.5606],
        [0.6843, 0.4467, 0.6902, 0.2188, 0.3999, 0.2534, 0.5375, 0.5657],
        [0.7003, 0.4519, 0.8651, 0.5073, 0.3672, 0.4434, 0.5544, 0.6115]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
 loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.009264791355235502
step:  12
running loss:  0.0007720659462696252
Train Steps: 12/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6188, 0.5400],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6040, 0.4002, 0.7338, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6438, 0.4170, 0.8441, 0.3354, 0.3635, 0.3598, 0.5761, 0.5718],
        [0.5178, 0.3205, 0.6909, 0.2413, 0.4453, 0.1691, 0.4824, 0.5813],
        [0.6444, 0.4104, 0.8591, 0.3085, 0.4397, 0.2368, 0.5545, 0.5576],
        [0.6467, 0.4118, 0.7465, 0.2338, 0.4028, 0.2046, 0.5104, 0.5042],
        [0.6424, 0.4062, 0.8770, 0.4743, 0.4497, 0.5087, 0.5798, 0.5563],
        [0.6998, 0.4514, 0.8549, 0.5256, 0.4192, 0.5506, 0.6577, 0.6106],
        [0.5969, 0.3950, 0.8450, 0.3362, 0.3615, 0.3658, 0.5247, 0.6014],
        [0.6412, 0.4060, 0.8985, 0.4726, 0.3843, 0.4225, 0.6617, 0.5409]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6249, 0.4142, 0.8350, 0.3283, 0.3613, 0.3700, 0.6187, 0.5400],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6040, 0.4002, 0.7337, 0.2267, 0.3975, 0.2100, 0.5231, 0.4778],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010133300122106448
step:  13
running loss:  0.000779484624777419
Train Steps: 13/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6662, 0.4234, 0.9031, 0.3694, 0.3580, 0.3724, 0.6157, 0.5550],
        [0.6267, 0.4100, 0.8555, 0.3439, 0.3576, 0.4699, 0.6097, 0.5852],
        [0.6212, 0.4056, 0.7296, 0.2370, 0.4127, 0.2023, 0.5632, 0.5981],
        [0.5978, 0.3986, 0.8732, 0.4130, 0.3557, 0.3778, 0.5035, 0.5433],
        [0.6166, 0.4000, 0.6922, 0.2149, 0.4322, 0.1552, 0.5333, 0.5524],
        [0.6210, 0.3970, 0.8759, 0.4106, 0.3713, 0.5390, 0.6254, 0.5757],
        [0.6666, 0.4193, 0.8550, 0.5351, 0.4326, 0.4919, 0.5749, 0.5434],
        [0.6432, 0.4139, 0.8767, 0.5163, 0.4053, 0.4915, 0.5790, 0.5741]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6265, 0.4091, 0.8950, 0.3533, 0.3600, 0.3967, 0.6295, 0.4901],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010566788056166843
step:  14
running loss:  0.0007547705754404888
Train Steps: 14/90  Loss: 0.0008 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6224, 0.4058, 0.8545, 0.4940, 0.4377, 0.5267, 0.6175, 0.5340],
        [0.5924, 0.3953, 0.8547, 0.4568, 0.4137, 0.4933, 0.5830, 0.5806],
        [0.5722, 0.3748, 0.8269, 0.2542, 0.4515, 0.2007, 0.6299, 0.5232],
        [0.5919, 0.3963, 0.8611, 0.2738, 0.3905, 0.2842, 0.5890, 0.5384],
        [0.5859, 0.3965, 0.8591, 0.4376, 0.3848, 0.4553, 0.5460, 0.5158],
        [0.6042, 0.4017, 0.8832, 0.4621, 0.3735, 0.4036, 0.5302, 0.5805],
        [0.5670, 0.3899, 0.8042, 0.2198, 0.4908, 0.1637, 0.6256, 0.5006],
        [0.6143, 0.4162, 0.8901, 0.4287, 0.3958, 0.3150, 0.6744, 0.5654]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6086, 0.3998, 0.8788, 0.4450, 0.4025, 0.4650, 0.5306, 0.5103],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0108872129349038
step:  15
running loss:  0.0007258141956602534
Train Steps: 15/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [0.6353, 0.4128, 0.9138, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6015, 0.4170, 0.7197, 0.2435, 0.4179, 0.2499, 0.5913, 0.6008],
        [0.6438, 0.4261, 0.8888, 0.4595, 0.4274, 0.5851, 0.6316, 0.5029],
        [0.0754, 0.0515, 0.8658, 0.2984, 0.4927, 0.2718, 0.7197, 0.5535],
        [0.6106, 0.4292, 0.8134, 0.2247, 0.4864, 0.1641, 0.6272, 0.4792],
        [0.6354, 0.4273, 0.8239, 0.2510, 0.4067, 0.1870, 0.6059, 0.4785],
        [0.6247, 0.4177, 0.8501, 0.4693, 0.4100, 0.5023, 0.5431, 0.5304],
        [0.6193, 0.3932, 0.8688, 0.3921, 0.3346, 0.4652, 0.6326, 0.5106],
        [0.6273, 0.4316, 0.8989, 0.3456, 0.4486, 0.3181, 0.7250, 0.5764]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.6353, 0.4128, 0.9137, 0.3533, 0.4688, 0.3250, 0.7145, 0.5991]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011273512180196121
step:  16
running loss:  0.0007045945112622576
 Train Steps: 16/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6167, 0.4048, 0.6831, 0.3639, 0.3763, 0.3017, 0.5700, 0.5883],
        [0.6179, 0.4082, 0.6688, 0.2667, 0.3588, 0.3317, 0.5750, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5943, 0.3980, 0.9217, 0.4521, 0.4279, 0.5748, 0.6315, 0.5061],
        [0.5945, 0.3896, 0.8918, 0.3888, 0.3856, 0.4484, 0.6115, 0.5012],
        [0.5628, 0.3809, 0.9031, 0.5169, 0.3854, 0.4670, 0.6718, 0.5036],
        [0.5827, 0.3990, 0.7920, 0.2506, 0.3870, 0.2685, 0.5760, 0.5261],
        [0.5897, 0.4110, 0.8753, 0.2631, 0.4937, 0.1924, 0.6866, 0.5137],
        [0.5579, 0.3951, 0.8914, 0.4911, 0.5017, 0.4916, 0.5551, 0.4862],
        [0.5632, 0.3852, 0.7218, 0.3323, 0.3831, 0.2869, 0.6009, 0.5554],
        [0.6234, 0.4210, 0.6913, 0.2689, 0.3568, 0.2974, 0.5792, 0.5452]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6167, 0.4048, 0.6831, 0.3639, 0.3762, 0.3017, 0.5700, 0.5883],
         [0.6179, 0.4082, 0.6687, 0.2667, 0.3587, 0.3317, 0.5750, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011899679695488885
step:  17
running loss:  0.0006999811585581698
Train Steps: 17/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6160, 0.4093, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5759, 0.3881, 0.8742, 0.5237, 0.3796, 0.4402, 0.6483, 0.5152],
        [0.5830, 0.3891, 0.8870, 0.3364, 0.3729, 0.5032, 0.6474, 0.4874],
        [0.6178, 0.4078, 0.8628, 0.5105, 0.4526, 0.5175, 0.6762, 0.5152],
        [0.6367, 0.4283, 0.8008, 0.3185, 0.3739, 0.3252, 0.6114, 0.4945],
        [0.5898, 0.3955, 0.8429, 0.4416, 0.3837, 0.4432, 0.5401, 0.5572],
        [0.5827, 0.3843, 0.8635, 0.4610, 0.4559, 0.4643, 0.5379, 0.5216],
        [0.6468, 0.4418, 0.7687, 0.1860, 0.4526, 0.1878, 0.6652, 0.5080],
        [0.6178, 0.4185, 0.8519, 0.5210, 0.3906, 0.4284, 0.6882, 0.5288]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6160, 0.4092, 0.8314, 0.4417, 0.3675, 0.4583, 0.5250, 0.5808],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012323376664426178
step:  18
running loss:  0.0006846320369125655
Train Steps: 18/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5797, 0.3699, 0.8009, 0.2417, 0.4690, 0.1885, 0.6042, 0.4845],
        [0.5711, 0.3744, 0.8285, 0.5885, 0.4178, 0.4771, 0.5702, 0.5147],
        [0.6353, 0.3908, 0.8537, 0.5339, 0.4054, 0.5166, 0.6063, 0.4817],
        [0.6587, 0.4327, 0.7637, 0.2214, 0.4382, 0.2271, 0.6492, 0.5154],
        [0.0846, 0.0291, 0.8546, 0.2416, 0.5450, 0.2666, 0.7472, 0.5351],
        [0.6410, 0.4245, 0.7340, 0.1888, 0.4015, 0.2636, 0.6165, 0.5394],
        [0.6169, 0.4116, 0.8886, 0.3509, 0.3904, 0.3113, 0.5855, 0.5371],
        [0.6510, 0.4297, 0.9147, 0.4437, 0.4104, 0.3270, 0.6731, 0.5441]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6203, 0.4072, 0.8892, 0.3523, 0.3783, 0.3017, 0.5898, 0.5478],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.012789542262908071
step:  19
running loss:  0.0006731338033109511
Train Steps: 19/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6346, 0.4086, 0.7938, 0.5500, 0.3962, 0.4867, 0.7343, 0.5702],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [   nan,    nan, 0.8463, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6144, 0.4006, 0.8502, 0.3668, 0.3638, 0.4422, 0.5844, 0.4963],
        [0.6249, 0.4046, 0.8022, 0.5589, 0.3946, 0.4815, 0.7036, 0.5593],
        [0.6223, 0.4128, 0.8770, 0.2965, 0.4358, 0.2833, 0.6508, 0.5138],
        [0.0960, 0.0492, 0.8665, 0.2693, 0.5726, 0.2490, 0.7453, 0.5857],
        [0.6294, 0.4175, 0.8569, 0.3660, 0.3810, 0.3529, 0.6021, 0.5679],
        [0.6125, 0.3823, 0.8703, 0.4571, 0.3776, 0.4691, 0.5518, 0.5235],
        [0.6238, 0.4022, 0.8976, 0.3624, 0.3795, 0.4454, 0.6836, 0.5143],
        [0.6391, 0.4209, 0.8698, 0.5133, 0.3780, 0.3417, 0.6381, 0.5009]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6346, 0.4086, 0.7937, 0.5500, 0.3963, 0.4867, 0.7343, 0.5702],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.0000, 0.0000, 0.8462, 0.2550, 0.5850, 0.2133, 0.7129, 0.6072],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013119590788846835
step:  20
running loss:  0.0006559795394423418
 Train Steps: 20/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6200, 0.4118, 0.8287, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
        [0.6308, 0.3990, 0.8688, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6296, 0.4074, 0.8948, 0.3214, 0.4477, 0.2529, 0.6697, 0.5555],
        [0.6054, 0.3959, 0.8685, 0.5957, 0.3754, 0.4682, 0.6372, 0.4977],
        [0.5450, 0.3340, 0.8945, 0.4939, 0.4314, 0.5339, 0.6315, 0.5598],
        [0.5763, 0.3613, 0.8921, 0.3362, 0.3809, 0.3682, 0.6608, 0.5188],
        [0.6269, 0.4156, 0.7311, 0.3101, 0.3836, 0.3070, 0.5511, 0.5822],
        [0.5670, 0.3752, 0.8318, 0.4177, 0.3885, 0.3006, 0.5604, 0.5971],
        [0.6255, 0.3709, 0.8807, 0.5453, 0.3992, 0.5174, 0.6570, 0.5380],
        [0.5794, 0.3761, 0.6974, 0.2540, 0.4204, 0.2369, 0.5726, 0.6080]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6200, 0.4118, 0.8288, 0.4017, 0.3775, 0.2833, 0.5391, 0.5799],
         [0.6308, 0.3990, 0.8687, 0.5183, 0.3950, 0.4983, 0.6388, 0.5133],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013877765712095425
step:  21
running loss:  0.0006608459862902583
Train Steps: 21/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6325, 0.4165, 0.9000, 0.4617, 0.3813, 0.4900, 0.7485, 0.5447],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5650, 0.3551, 0.8819, 0.5313, 0.4009, 0.5310, 0.5723, 0.5404],
        [0.5824, 0.3737, 0.9007, 0.3910, 0.4633, 0.2645, 0.6485, 0.5586],
        [0.6109, 0.3947, 0.8851, 0.4863, 0.3972, 0.5470, 0.6387, 0.5904],
        [0.5914, 0.3826, 0.8671, 0.5249, 0.4320, 0.5236, 0.5967, 0.5469],
        [0.6290, 0.4103, 0.7343, 0.2679, 0.3852, 0.2887, 0.5911, 0.6182],
        [0.5890, 0.3860, 0.9081, 0.4825, 0.3769, 0.5022, 0.7166, 0.5768],
        [0.6258, 0.3809, 0.8503, 0.5562, 0.3911, 0.5099, 0.6123, 0.5244],
        [0.5949, 0.3755, 0.7443, 0.2458, 0.4314, 0.1738, 0.5385, 0.5607]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6325, 0.4165, 0.9000, 0.4617, 0.3812, 0.4900, 0.7485, 0.5447],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014404586370801553
step:  22
running loss:  0.0006547539259455251
Train Steps: 22/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6124, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
        [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6250, 0.4236, 0.8638, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [0.6159, 0.4085, 0.6900, 0.2283, 0.4088, 0.1950, 0.5123, 0.5397]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6460, 0.3959, 0.8257, 0.5581, 0.3873, 0.4902, 0.6624, 0.5208],
        [0.6283, 0.4119, 0.8619, 0.2948, 0.4182, 0.2608, 0.6523, 0.5370],
        [0.6427, 0.4274, 0.6905, 0.2963, 0.3651, 0.2692, 0.5266, 0.5680],
        [0.6403, 0.4086, 0.8583, 0.4989, 0.4620, 0.4748, 0.5454, 0.5695],
        [0.6413, 0.4226, 0.7729, 0.3604, 0.3415, 0.3635, 0.5549, 0.5128],
        [0.6557, 0.4392, 0.8538, 0.3977, 0.3870, 0.3068, 0.5797, 0.5940],
        [0.0340, 0.0126, 0.8629, 0.2940, 0.5285, 0.2054, 0.7630, 0.5743],
        [0.5121, 0.3272, 0.6654, 0.2389, 0.4041, 0.1704, 0.5190, 0.5577]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6123, 0.4083, 0.6954, 0.3069, 0.3650, 0.2750, 0.5163, 0.5485],
         [0.6125, 0.3999, 0.8750, 0.4883, 0.4750, 0.4700, 0.5533, 0.5617],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6250, 0.4236, 0.8637, 0.3767, 0.4050, 0.3150, 0.5649, 0.5799],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.6159, 0.4085, 0.6900, 0.2283, 0.4087, 0.1950, 0.5123, 0.5397]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014939425949705765
step:  23
running loss:  0.0006495402586828593
Train Steps: 23/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6144, 0.4032, 0.8563, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6188, 0.4099, 0.7400, 0.2433, 0.3962, 0.2750, 0.6162, 0.5467],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6195, 0.3847, 0.8599, 0.3413, 0.3459, 0.3976, 0.5567, 0.5486],
        [0.6105, 0.3927, 0.8786, 0.4613, 0.4847, 0.5375, 0.6117, 0.5935],
        [0.6538, 0.4311, 0.7202, 0.2353, 0.3908, 0.2772, 0.5970, 0.5718],
        [0.6367, 0.4093, 0.8734, 0.4899, 0.4099, 0.5058, 0.6015, 0.5389],
        [0.6352, 0.3884, 0.8787, 0.5097, 0.3985, 0.4984, 0.6342, 0.4904],
        [0.6424, 0.4127, 0.8495, 0.4789, 0.4571, 0.4931, 0.5678, 0.5521],
        [0.6069, 0.3848, 0.8498, 0.5368, 0.3684, 0.4988, 0.5818, 0.5520],
        [0.6352, 0.3954, 0.8017, 0.2887, 0.4095, 0.2181, 0.5965, 0.5479]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6144, 0.4032, 0.8562, 0.3283, 0.3525, 0.4200, 0.5775, 0.5583],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6188, 0.4099, 0.7400, 0.2433, 0.3963, 0.2750, 0.6162, 0.5467],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6201, 0.4027, 0.8029, 0.2728, 0.4042, 0.2310, 0.5980, 0.5391]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015169626043643802
step:  24
running loss:  0.0006320677518184917
 Train Steps: 24/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5821, 0.3851, 0.8686, 0.4562, 0.3777, 0.4854, 0.5571, 0.5129],
        [0.5867, 0.3747, 0.8297, 0.5226, 0.4066, 0.5395, 0.6983, 0.5600],
        [0.6231, 0.4036, 0.8612, 0.5096, 0.3793, 0.4699, 0.6989, 0.5680],
        [0.6329, 0.3993, 0.8323, 0.5190, 0.4639, 0.5174, 0.5098, 0.4993],
        [0.6596, 0.4292, 0.8100, 0.3271, 0.3733, 0.2925, 0.5534, 0.5063],
        [0.6017, 0.3856, 0.7856, 0.2735, 0.3719, 0.3316, 0.5911, 0.5630],
        [0.6342, 0.4121, 0.8748, 0.4167, 0.3754, 0.5315, 0.5385, 0.4856],
        [0.6165, 0.3957, 0.6680, 0.2330, 0.4212, 0.1719, 0.5023, 0.5374]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015483570605283603
step:  25
running loss:  0.0006193428242113441
Train Steps: 25/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
        [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6852,  0.4632,  0.8482,  0.2990,  0.3883,  0.3077,  0.5581,  0.5466],
        [ 0.6258,  0.4264,  0.8568,  0.5108,  0.3806,  0.4525,  0.5085,  0.5110],
        [ 0.6581,  0.4255,  0.7901,  0.5492,  0.3743,  0.4760,  0.7085,  0.5539],
        [ 0.7054,  0.4497,  0.8871,  0.4031,  0.3478,  0.4665,  0.5962,  0.4949],
        [-0.0766, -0.0439,  0.6816,  0.1964,  0.4734,  0.1699,  0.5512,  0.5810],
        [ 0.6778,  0.4353,  0.8170,  0.5715,  0.4026,  0.4640,  0.5526,  0.5143],
        [ 0.6876,  0.4435,  0.8741,  0.3700,  0.3973,  0.3027,  0.6253,  0.4798],
        [ 0.6833,  0.4596,  0.8834,  0.4272,  0.3690,  0.3819,  0.5770,  0.5657]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.4081, 0.8575, 0.3000, 0.3713, 0.3033, 0.5550, 0.5633],
         [0.6126, 0.4073, 0.8750, 0.5133, 0.3800, 0.4333, 0.4986, 0.5378],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.016324585973052308
step:  26
running loss:  0.0006278686912712426
Train Steps: 26/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6097, 0.4024, 0.8488, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6205, 0.3967, 0.9026, 0.4544, 0.3932, 0.4375, 0.6945, 0.5092],
        [0.6907, 0.4562, 0.8337, 0.5767, 0.3931, 0.5079, 0.6054, 0.4719],
        [0.6233, 0.4279, 0.8179, 0.5471, 0.3836, 0.4258, 0.5543, 0.6103],
        [0.6515, 0.4255, 0.8997, 0.4725, 0.3777, 0.4727, 0.6153, 0.5013],
        [0.6181, 0.4017, 0.8575, 0.3643, 0.4084, 0.5700, 0.5951, 0.5194],
        [0.6669, 0.4463, 0.8475, 0.5062, 0.3903, 0.4386, 0.4891, 0.5614],
        [0.6693, 0.4533, 0.8795, 0.4952, 0.3682, 0.4686, 0.5514, 0.5426],
        [0.6131, 0.4099, 0.8660, 0.4607, 0.3811, 0.4951, 0.5762, 0.5430]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6097, 0.4024, 0.8487, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.016808000102173537
step:  27
running loss:  0.0006225185223027236
Train Steps: 27/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [   nan,    nan, 0.8888, 0.3100, 0.5262, 0.2817, 0.7145, 0.6003],
        [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6678,  0.4515,  0.6983,  0.1999,  0.3860,  0.2305,  0.5475,  0.5385],
        [ 0.6567,  0.4500,  0.7093,  0.2060,  0.3911,  0.2487,  0.5784,  0.5428],
        [ 0.6494,  0.4381,  0.7825,  0.4043,  0.3370,  0.3878,  0.5269,  0.5209],
        [ 0.5652,  0.3896,  0.8628,  0.5309,  0.3852,  0.4684,  0.5787,  0.5374],
        [-0.0491, -0.0215,  0.9024,  0.3033,  0.5342,  0.2410,  0.7110,  0.5998],
        [ 0.7045,  0.4607,  0.7032,  0.2196,  0.4323,  0.1755,  0.5227,  0.5387],
        [ 0.6341,  0.4296,  0.8694,  0.5635,  0.4121,  0.4887,  0.5844,  0.5403],
        [ 0.6351,  0.4425,  0.8114,  0.2984,  0.3520,  0.3987,  0.5705,  0.5170]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.0000, 0.0000, 0.8888, 0.3100, 0.5263, 0.2817, 0.7145, 0.6003],
         [0.6113, 0.4088, 0.6859, 0.2208, 0.4363, 0.1700, 0.5188, 0.5533],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0173894782201387
step:  28
running loss:  0.0006210527935763821
 Train Steps: 28/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6346, 0.4165, 0.9138, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5899, 0.4050, 0.9158, 0.4174, 0.3807, 0.4620, 0.7336, 0.5475],
        [0.5687, 0.4059, 0.8109, 0.3149, 0.4253, 0.2654, 0.5626, 0.5792],
        [0.5833, 0.3953, 0.8511, 0.2648, 0.4415, 0.2807, 0.6835, 0.5603],
        [0.6309, 0.4139, 0.8280, 0.2610, 0.4369, 0.2403, 0.6261, 0.5160],
        [0.1151, 0.0865, 0.7205, 0.2217, 0.4265, 0.1935, 0.5202, 0.5690],
        [0.6392, 0.4385, 0.8658, 0.5408, 0.4172, 0.5399, 0.5582, 0.5038],
        [0.6263, 0.4299, 0.6765, 0.2299, 0.3918, 0.2112, 0.4994, 0.5611],
        [0.6386, 0.4270, 0.8344, 0.2350, 0.4449, 0.1997, 0.6108, 0.5236]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6346, 0.4165, 0.9137, 0.3983, 0.3875, 0.4317, 0.7469, 0.5471],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018027903337497264
step:  29
running loss:  0.0006216518392240436
Train Steps: 29/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [0.6118, 0.4052, 0.8463, 0.3917, 0.3538, 0.3450, 0.5053, 0.5593],
        [   nan,    nan, 0.7515, 0.2708, 0.3987, 0.2267, 0.5162, 0.5567],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6289, 0.4156, 0.8779, 0.4982, 0.4202, 0.5133, 0.6175, 0.5748],
        [0.6280, 0.4271, 0.8509, 0.3736, 0.3577, 0.3567, 0.4989, 0.5659],
        [0.0764, 0.0679, 0.7582, 0.2679, 0.4156, 0.2245, 0.5097, 0.5756],
        [0.6544, 0.4261, 0.9022, 0.5067, 0.4018, 0.5514, 0.7537, 0.5663],
        [0.6425, 0.4273, 0.8398, 0.3622, 0.4102, 0.2657, 0.5652, 0.5576],
        [0.6033, 0.3992, 0.8812, 0.3680, 0.3698, 0.3246, 0.5951, 0.5382],
        [0.6100, 0.4027, 0.8141, 0.2939, 0.3899, 0.2922, 0.6108, 0.5352],
        [0.6272, 0.4086, 0.7947, 0.2922, 0.3735, 0.3166, 0.5857, 0.5293]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.6118, 0.4052, 0.8462, 0.3917, 0.3537, 0.3450, 0.5053, 0.5593],
         [0.0000, 0.0000, 0.7515, 0.2708, 0.3988, 0.2267, 0.5163, 0.5567],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6179, 0.4008, 0.8600, 0.4015, 0.3932, 0.2515, 0.5711, 0.5438],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018376984866335988
step:  30
running loss:  0.0006125661622111996
Train Steps: 30/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5082, 0.3386, 0.9000, 0.4524, 0.4091, 0.5285, 0.5743, 0.5588],
        [0.6539, 0.4280, 0.9310, 0.3621, 0.3786, 0.2677, 0.6350, 0.5476],
        [0.5480, 0.3625, 0.6927, 0.2695, 0.4049, 0.2346, 0.5865, 0.5690],
        [0.5836, 0.3790, 0.8909, 0.5103, 0.3678, 0.4543, 0.5583, 0.5349],
        [0.5760, 0.3655, 0.8916, 0.4884, 0.4742, 0.5025, 0.5968, 0.5890],
        [0.5642, 0.3593, 0.9249, 0.3504, 0.4558, 0.3376, 0.7363, 0.5549],
        [0.5540, 0.3576, 0.8712, 0.5523, 0.3851, 0.4578, 0.6114, 0.5569],
        [0.6044, 0.3882, 0.8784, 0.3101, 0.3934, 0.2648, 0.6318, 0.4963]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6262, 0.4085, 0.8438, 0.3150, 0.4025, 0.2633, 0.6339, 0.4810]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019246386946178973
step:  31
running loss:  0.0006208511918122249
Train Steps: 31/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6361, 0.4076, 0.8862, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0313, -0.0344,  0.6675,  0.2363,  0.4315,  0.1697,  0.5175,  0.5917],
        [ 0.7018,  0.4575,  0.8709,  0.4227,  0.3885,  0.5999,  0.5903,  0.5508],
        [ 0.6001,  0.3855,  0.9231,  0.4592,  0.4337,  0.3570,  0.7339,  0.6016],
        [ 0.5920,  0.3758,  0.8785,  0.3899,  0.3640,  0.3185,  0.6041,  0.5439],
        [ 0.6057,  0.3949,  0.8959,  0.4820,  0.3706,  0.4992,  0.6088,  0.5532],
        [ 0.6054,  0.3812,  0.7647,  0.2485,  0.3684,  0.3098,  0.6237,  0.5450],
        [ 0.6482,  0.4166,  0.8815,  0.3270,  0.4856,  0.1997,  0.6592,  0.5412],
        [ 0.6420,  0.4174,  0.8970,  0.5579,  0.3575,  0.4708,  0.6795,  0.5610]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6343, 0.4097, 0.9287, 0.4367, 0.4313, 0.3600, 0.7248, 0.5841],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6361, 0.4076, 0.8863, 0.5350, 0.3713, 0.4650, 0.6654, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019706396793480963
step:  32
running loss:  0.0006158248997962801
 Train Steps: 32/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
        [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6275, 0.4024, 0.8500, 0.5383, 0.3912, 0.4883, 0.6288, 0.5100],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5915, 0.3648, 0.8859, 0.3691, 0.3865, 0.2511, 0.6040, 0.4740],
        [0.5877, 0.3866, 0.7135, 0.2236, 0.3872, 0.2383, 0.5726, 0.5677],
        [0.5589, 0.3525, 0.7566, 0.2944, 0.3430, 0.3362, 0.5234, 0.5213],
        [0.5980, 0.3662, 0.8820, 0.4993, 0.4230, 0.5237, 0.6867, 0.5484],
        [0.5208, 0.3225, 0.9172, 0.3313, 0.4996, 0.2441, 0.7192, 0.5617],
        [0.5197, 0.3270, 0.7861, 0.2565, 0.4710, 0.1536, 0.5770, 0.5490],
        [0.5806, 0.3592, 0.8683, 0.5452, 0.3901, 0.4801, 0.6250, 0.5073],
        [0.5634, 0.3657, 0.9120, 0.4750, 0.3990, 0.5621, 0.7043, 0.5740]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6097, 0.4000, 0.7325, 0.2667, 0.3450, 0.3517, 0.5284, 0.5045],
         [0.6279, 0.4008, 0.8600, 0.4883, 0.4325, 0.5283, 0.7010, 0.5378],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6275, 0.4024, 0.8500, 0.5383, 0.3913, 0.4883, 0.6288, 0.5100],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.020707069255877286
step:  33
running loss:  0.0006274869471477965
Train Steps: 33/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
        [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6064, 0.3953, 0.8738, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6007, 0.3772, 0.7200, 0.2945, 0.3763, 0.2790, 0.5664, 0.5535],
        [0.5869, 0.3720, 0.9010, 0.4810, 0.4447, 0.5518, 0.5943, 0.4871],
        [0.6122, 0.3806, 0.8564, 0.4092, 0.3590, 0.4167, 0.6089, 0.5095],
        [0.5744, 0.3446, 0.8711, 0.5548, 0.4080, 0.4152, 0.6318, 0.5181],
        [0.5921, 0.3604, 0.7916, 0.1798, 0.4442, 0.2247, 0.6660, 0.4946],
        [0.5655, 0.3537, 0.8685, 0.3517, 0.4483, 0.2133, 0.5934, 0.5236],
        [0.5666, 0.3661, 0.6690, 0.2627, 0.4073, 0.2356, 0.6014, 0.5319],
        [0.5724, 0.3551, 0.8916, 0.4487, 0.3799, 0.4450, 0.5941, 0.5318]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6171, 0.4127, 0.8900, 0.4800, 0.4325, 0.5783, 0.5769, 0.5090],
         [0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6064, 0.3952, 0.8737, 0.4417, 0.3663, 0.4683, 0.5511, 0.5416]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021375142212491482
step:  34
running loss:  0.000628680653308573
Train Steps: 34/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6458, 0.4290, 0.7912, 0.3173, 0.3675, 0.3524, 0.5973, 0.5699],
        [0.0816, 0.0432, 0.8271, 0.2405, 0.5499, 0.2154, 0.6919, 0.5486],
        [0.6858, 0.4386, 0.8185, 0.3300, 0.3570, 0.2973, 0.5412, 0.5117],
        [0.7040, 0.4585, 0.8861, 0.4092, 0.4093, 0.4017, 0.7211, 0.5145],
        [0.6847, 0.4358, 0.7422, 0.3976, 0.3619, 0.3103, 0.5389, 0.5399],
        [0.7012, 0.4481, 0.8807, 0.4806, 0.4154, 0.4745, 0.6137, 0.4292],
        [0.6557, 0.4236, 0.6619, 0.2601, 0.3675, 0.3147, 0.5812, 0.5161],
        [0.0547, 0.0357, 0.8371, 0.2571, 0.5378, 0.1797, 0.6543, 0.5340]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022489308787044138
step:  35
running loss:  0.0006425516796298325
Train Steps: 35/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
        [   nan,    nan, 0.7512, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
        [0.6133, 0.4066, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5687, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0647, 0.0577, 0.7094, 0.2131, 0.4062, 0.2470, 0.5556, 0.5255],
        [0.7170, 0.4711, 0.8321, 0.5520, 0.4031, 0.4867, 0.6873, 0.5007],
        [0.6999, 0.4748, 0.7984, 0.3779, 0.5006, 0.2218, 0.5600, 0.6054],
        [0.6240, 0.4170, 0.9029, 0.3641, 0.3922, 0.3674, 0.6687, 0.5235],
        [0.0865, 0.0725, 0.7177, 0.2025, 0.4379, 0.2046, 0.5630, 0.5395],
        [0.6507, 0.4434, 0.6844, 0.2552, 0.4029, 0.2298, 0.5541, 0.5148],
        [0.6804, 0.4533, 0.8606, 0.5392, 0.3824, 0.3423, 0.5690, 0.5038],
        [0.5626, 0.3770, 0.7266, 0.2565, 0.4269, 0.2528, 0.5726, 0.5420]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6264, 0.4071, 0.9038, 0.3867, 0.3663, 0.3917, 0.6338, 0.5283],
         [0.0000, 0.0000, 0.7513, 0.2117, 0.4288, 0.2000, 0.5600, 0.5617],
         [0.6133, 0.4065, 0.6787, 0.2617, 0.3800, 0.2433, 0.5147, 0.5358],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6210, 0.4164, 0.7202, 0.2930, 0.4025, 0.2483, 0.5688, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.023610311618540436
step:  36
running loss:  0.000655841989403901
 Train Steps: 36/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
        [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
        [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5305, 0.3545, 0.6789, 0.2938, 0.3590, 0.3198, 0.5248, 0.5454],
        [0.6119, 0.3984, 0.7472, 0.2210, 0.4547, 0.1996, 0.5760, 0.5310],
        [0.6218, 0.4105, 0.8767, 0.3654, 0.3838, 0.2859, 0.5847, 0.5196],
        [0.5847, 0.3989, 0.6975, 0.2397, 0.3882, 0.3049, 0.5973, 0.5677],
        [0.5755, 0.3947, 0.8557, 0.5025, 0.4140, 0.5360, 0.5966, 0.5015],
        [0.5259, 0.3512, 0.8314, 0.2048, 0.5442, 0.2115, 0.6936, 0.5579],
        [0.6149, 0.4094, 0.8563, 0.4835, 0.4030, 0.5499, 0.6354, 0.5013],
        [0.6113, 0.4014, 0.7697, 0.3001, 0.3698, 0.3214, 0.5749, 0.5048]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284],
         [0.6201, 0.4082, 0.8827, 0.3715, 0.3825, 0.2712, 0.5845, 0.5412],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6275, 0.4024, 0.8600, 0.2283, 0.5350, 0.1800, 0.7074, 0.5413],
         [0.6258, 0.4038, 0.8750, 0.4883, 0.3900, 0.5500, 0.6375, 0.5217],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.024129573779646307
step:  37
running loss:  0.0006521506426931435
Train Steps: 37/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5915, 0.4067, 0.7443, 0.3600, 0.3274, 0.4274, 0.5061, 0.5529],
        [0.6377, 0.4158, 0.8687, 0.4530, 0.3734, 0.4218, 0.6892, 0.5308],
        [0.5794, 0.3966, 0.8383, 0.4475, 0.4386, 0.5175, 0.5149, 0.4928],
        [0.6338, 0.4248, 0.8548, 0.3710, 0.4222, 0.3116, 0.6730, 0.5358],
        [0.7068, 0.4678, 0.7913, 0.5072, 0.4048, 0.5658, 0.7041, 0.5697],
        [0.6408, 0.4241, 0.8375, 0.3433, 0.3799, 0.2638, 0.5986, 0.4770],
        [0.6320, 0.4270, 0.6807, 0.1809, 0.3609, 0.2769, 0.5538, 0.5540],
        [0.0137, 0.0190, 0.8765, 0.3296, 0.4928, 0.2607, 0.7076, 0.5754]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6286, 0.3977, 0.9038, 0.4733, 0.3900, 0.4150, 0.7074, 0.5320],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02468388859415427
step:  38
running loss:  0.0006495760156356386
Train Steps: 38/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [   nan,    nan, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6129, 0.4063, 0.7917, 0.3597, 0.3569, 0.3850, 0.5596, 0.5365],
        [0.6281, 0.4296, 0.8484, 0.4040, 0.3571, 0.3257, 0.5343, 0.5817],
        [0.6373, 0.4325, 0.8869, 0.4529, 0.3767, 0.5279, 0.6611, 0.5714],
        [0.1334, 0.0916, 0.7740, 0.3285, 0.3362, 0.3465, 0.5411, 0.5706],
        [0.6513, 0.4156, 0.8368, 0.5899, 0.3804, 0.4836, 0.6301, 0.5235],
        [0.6552, 0.4389, 0.8928, 0.4076, 0.3683, 0.3872, 0.6558, 0.5557],
        [0.6481, 0.4358, 0.8740, 0.4644, 0.3661, 0.3698, 0.5430, 0.5807],
        [0.6519, 0.4143, 0.8887, 0.4221, 0.3605, 0.4488, 0.6484, 0.5383]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.0000, 0.0000, 0.7981, 0.3194, 0.3625, 0.3167, 0.5040, 0.5563],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.025601829052902758
step:  39
running loss:  0.0006564571552026349
Train Steps: 39/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5923, 0.3935, 0.8309, 0.4015, 0.3470, 0.4915, 0.5611, 0.5772],
        [0.5971, 0.3880, 0.9268, 0.4489, 0.4108, 0.3010, 0.6907, 0.5608],
        [0.5750, 0.3796, 0.8649, 0.3878, 0.3541, 0.3999, 0.5692, 0.5792],
        [0.6181, 0.4089, 0.7601, 0.2960, 0.3571, 0.2836, 0.5407, 0.4981],
        [0.5764, 0.3802, 0.8338, 0.5028, 0.3890, 0.4537, 0.5403, 0.5809],
        [0.5548, 0.3543, 0.8884, 0.4880, 0.4015, 0.5276, 0.6515, 0.5027],
        [0.5754, 0.3802, 0.8593, 0.5455, 0.3952, 0.5068, 0.6076, 0.5875],
        [0.6041, 0.3931, 0.8534, 0.3662, 0.3729, 0.2801, 0.5366, 0.5386]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.026024623948615044
step:  40
running loss:  0.0006506155987153761
 Train Steps: 40/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6275, 0.4048, 0.8488, 0.2883, 0.4463, 0.2033, 0.6321, 0.5155],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5710, 0.3669, 0.8803, 0.4861, 0.3399, 0.3925, 0.5360, 0.5629],
        [0.6074, 0.3811, 0.8732, 0.5031, 0.3837, 0.5618, 0.7136, 0.5447],
        [0.6312, 0.4340, 0.7334, 0.3560, 0.4082, 0.2233, 0.5435, 0.6089],
        [0.5749, 0.3547, 0.8671, 0.2773, 0.4278, 0.2215, 0.6111, 0.4986],
        [0.5160, 0.3339, 0.8919, 0.4469, 0.3652, 0.4611, 0.5324, 0.5568],
        [0.5851, 0.3807, 0.8481, 0.4560, 0.4351, 0.2759, 0.5394, 0.6058],
        [0.5667, 0.3640, 0.8894, 0.5041, 0.3626, 0.4124, 0.5844, 0.5541],
        [0.5533, 0.3655, 0.7546, 0.2004, 0.3957, 0.2607, 0.6060, 0.5405]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6275, 0.4048, 0.8487, 0.2883, 0.4462, 0.2033, 0.6321, 0.5155],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02692328830016777
step:  41
running loss:  0.0006566655682967748
Train Steps: 41/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6164, 0.4102, 0.8850, 0.4867, 0.4213, 0.5983, 0.5609, 0.5038],
        [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6538, 0.4220, 0.8873, 0.3851, 0.3581, 0.5102, 0.6221, 0.5243],
        [0.6167, 0.4197, 0.9097, 0.5269, 0.4462, 0.5868, 0.5661, 0.5541],
        [0.6237, 0.4020, 0.9165, 0.4854, 0.4226, 0.4382, 0.4926, 0.5166],
        [0.0564, 0.0392, 0.7513, 0.2278, 0.3858, 0.2244, 0.5631, 0.5290],
        [0.6554, 0.4202, 0.9537, 0.4827, 0.4247, 0.2915, 0.6790, 0.5506],
        [0.6010, 0.3892, 0.9020, 0.4234, 0.3771, 0.4627, 0.5740, 0.5795],
        [0.6802, 0.4307, 0.9158, 0.5482, 0.3977, 0.5348, 0.6974, 0.5587],
        [0.6571, 0.4200, 0.7340, 0.2392, 0.4364, 0.1543, 0.5420, 0.5228]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6164, 0.4102, 0.8850, 0.4867, 0.4212, 0.5983, 0.5609, 0.5038],
         [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.6339, 0.4149, 0.8800, 0.5000, 0.3900, 0.5283, 0.7541, 0.5424],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027541582996491343
step:  42
running loss:  0.0006557519761069367
Train Steps: 42/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6222, 0.3957, 0.8838, 0.5017, 0.3937, 0.4600, 0.5900, 0.5017],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6076, 0.3953, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
        [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6312, 0.5250],
        [0.6229, 0.4198, 0.7662, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6118, 0.3809, 0.9111, 0.5268, 0.4022, 0.4456, 0.5834, 0.5014],
        [0.5783, 0.3738, 0.8171, 0.3106, 0.3702, 0.2482, 0.5296, 0.4924],
        [0.5396, 0.3483, 0.8902, 0.5831, 0.3964, 0.4131, 0.5367, 0.4819],
        [0.5588, 0.3638, 0.9016, 0.5124, 0.4678, 0.4860, 0.5316, 0.5854],
        [0.5850, 0.3821, 0.8373, 0.3984, 0.3518, 0.3892, 0.5544, 0.4998],
        [0.5832, 0.3674, 0.9191, 0.3663, 0.4033, 0.3351, 0.6651, 0.5223],
        [0.5833, 0.3871, 0.7874, 0.2756, 0.4619, 0.2136, 0.5767, 0.5614],
        [0.5861, 0.3766, 0.7723, 0.2376, 0.4008, 0.2322, 0.6142, 0.5345]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6222, 0.3957, 0.8838, 0.5017, 0.3938, 0.4600, 0.5900, 0.5017],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6076, 0.3952, 0.8125, 0.3917, 0.3525, 0.4083, 0.5346, 0.4954],
         [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6313, 0.5250],
         [0.6229, 0.4198, 0.7663, 0.2700, 0.4700, 0.2133, 0.5675, 0.5783],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028159943351056427
step:  43
running loss:  0.0006548824035129402
Train Steps: 43/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6193, 0.4108, 0.7438, 0.2700, 0.3650, 0.3683, 0.6238, 0.5717],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
        [0.6275, 0.4003, 0.9100, 0.3783, 0.4388, 0.3133, 0.7058, 0.5343],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6471, 0.4310, 0.8641, 0.5437, 0.3815, 0.3744, 0.5533, 0.5701],
        [0.6438, 0.4260, 0.7552, 0.2701, 0.3719, 0.3479, 0.6202, 0.5499],
        [0.6414, 0.4279, 0.8818, 0.4889, 0.4370, 0.5421, 0.5285, 0.4820],
        [0.0014, 0.0012, 0.8453, 0.3188, 0.3674, 0.3091, 0.5420, 0.5049],
        [0.6419, 0.4286, 0.7340, 0.2096, 0.4328, 0.1638, 0.5606, 0.5363],
        [0.6953, 0.4560, 0.9059, 0.4319, 0.3676, 0.4678, 0.6474, 0.4943],
        [0.6849, 0.4451, 0.9102, 0.3899, 0.4505, 0.2879, 0.6936, 0.5105],
        [0.6586, 0.4198, 0.8778, 0.5090, 0.4006, 0.4320, 0.5175, 0.4929]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6193, 0.4108, 0.7437, 0.2700, 0.3650, 0.3683, 0.6237, 0.5717],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6261, 0.3987, 0.9045, 0.4208, 0.3600, 0.4633, 0.6570, 0.5162],
         [0.6275, 0.4003, 0.9100, 0.3783, 0.4387, 0.3133, 0.7058, 0.5343],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028655284026172012
step:  44
running loss:  0.000651256455140273
 Train Steps: 44/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6362, 0.5000],
        [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6124, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5749, 0.3847, 0.8832, 0.4350, 0.3910, 0.4564, 0.5788, 0.5423],
        [0.5752, 0.3708, 0.8686, 0.4065, 0.4086, 0.2554, 0.5023, 0.4715],
        [0.5742, 0.3650, 0.8813, 0.5068, 0.3964, 0.5120, 0.6576, 0.4739],
        [0.6020, 0.3978, 0.8577, 0.5034, 0.5040, 0.5041, 0.5080, 0.5240],
        [0.6640, 0.4409, 0.7202, 0.2139, 0.4073, 0.2258, 0.5346, 0.5368],
        [0.6279, 0.4088, 0.8483, 0.4965, 0.4003, 0.4486, 0.5340, 0.5275],
        [0.6190, 0.3872, 0.8941, 0.4202, 0.3754, 0.3232, 0.5813, 0.4973],
        [0.6085, 0.4068, 0.8025, 0.2739, 0.4027, 0.2712, 0.6047, 0.5237]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6228, 0.4004, 0.8750, 0.5250, 0.3825, 0.5233, 0.6363, 0.5000],
         [0.6095, 0.4002, 0.8533, 0.5168, 0.5031, 0.5094, 0.5125, 0.5433],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6123, 0.4069, 0.8314, 0.5001, 0.3738, 0.4650, 0.5167, 0.5402],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6221, 0.4107, 0.7788, 0.3033, 0.3950, 0.2817, 0.6075, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02907089513610117
step:  45
running loss:  0.0006460198919133593
Train Steps: 45/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6424, 0.4252, 0.8419, 0.5430, 0.4097, 0.4271, 0.5317, 0.5429],
        [0.6416, 0.4061, 0.8005, 0.2153, 0.4281, 0.2328, 0.6118, 0.5114],
        [0.5964, 0.3905, 0.8354, 0.4923, 0.4562, 0.5312, 0.5099, 0.5059],
        [0.6142, 0.4033, 0.8649, 0.3768, 0.3471, 0.3857, 0.5197, 0.4894],
        [0.6468, 0.4079, 0.8238, 0.5167, 0.3851, 0.5406, 0.6945, 0.5502],
        [0.5346, 0.3638, 0.7716, 0.1978, 0.4523, 0.1814, 0.6084, 0.5259],
        [0.5847, 0.3879, 0.8422, 0.2714, 0.4162, 0.2223, 0.5703, 0.5198],
        [0.5986, 0.3831, 0.8542, 0.4812, 0.4572, 0.5328, 0.5836, 0.4991]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4075, 0.8650, 0.5617, 0.4150, 0.4367, 0.5450, 0.5650],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02950749092269689
step:  46
running loss:  0.0006414671939716715
Train Steps: 46/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6545, 0.4337, 0.8315, 0.5277, 0.4499, 0.5490, 0.5029, 0.5197],
        [0.6328, 0.4295, 0.6849, 0.2833, 0.3487, 0.3037, 0.4949, 0.5662],
        [0.6140, 0.4039, 0.7645, 0.2126, 0.4507, 0.2166, 0.6423, 0.5386],
        [0.1316, 0.0792, 0.9086, 0.2893, 0.4728, 0.2985, 0.7566, 0.5720],
        [0.6985, 0.4589, 0.8860, 0.4478, 0.4048, 0.3236, 0.6257, 0.5292],
        [0.5595, 0.3648, 0.7252, 0.2200, 0.4176, 0.1788, 0.5110, 0.5336],
        [0.6185, 0.4166, 0.6774, 0.2080, 0.3846, 0.2352, 0.5337, 0.5579],
        [0.6581, 0.4324, 0.8878, 0.4624, 0.3838, 0.4349, 0.6888, 0.5846]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.030339945456944406
step:  47
running loss:  0.0006455307544030725
Train Steps: 47/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6954, 0.4573, 0.8934, 0.3729, 0.4420, 0.2353, 0.6405, 0.5110],
        [0.6154, 0.4141, 0.7470, 0.3557, 0.3407, 0.4372, 0.5124, 0.5594],
        [0.6399, 0.4215, 0.8431, 0.5455, 0.3859, 0.5617, 0.5871, 0.5451],
        [0.6166, 0.3978, 0.8250, 0.5295, 0.3898, 0.5311, 0.6521, 0.5186],
        [0.6482, 0.4284, 0.8307, 0.3686, 0.3432, 0.4072, 0.6018, 0.5702],
        [0.6427, 0.4318, 0.8174, 0.4371, 0.4419, 0.2847, 0.5541, 0.6283],
        [0.4102, 0.2716, 0.8553, 0.2385, 0.5360, 0.1767, 0.7007, 0.5699],
        [0.5646, 0.3775, 0.8764, 0.4672, 0.3465, 0.4999, 0.6117, 0.5606]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6048, 0.3987, 0.7620, 0.3861, 0.3475, 0.4167, 0.5137, 0.5466],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0016, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03189117752481252
step:  48
running loss:  0.0006643995317669275
 Train Steps: 48/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5837, 0.5583],
        [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6015,  0.4091,  0.6792,  0.2112,  0.3803,  0.2605,  0.5657,  0.5407],
        [ 0.6865,  0.4520,  0.8424,  0.5097,  0.4201,  0.4669,  0.5732,  0.5527],
        [ 0.6460,  0.4397,  0.7416,  0.2950,  0.3965,  0.2750,  0.6165,  0.6558],
        [ 0.6428,  0.4430,  0.8711,  0.5092,  0.4494,  0.5808,  0.6035,  0.5408],
        [ 0.6505,  0.4395,  0.8684,  0.4644,  0.4637,  0.5359,  0.6041,  0.5740],
        [ 0.6279,  0.4122,  0.8126,  0.2524,  0.4543,  0.1920,  0.6404,  0.5525],
        [ 0.6940,  0.4552,  0.8476,  0.3173,  0.3913,  0.2747,  0.6630,  0.5650],
        [-0.0232, -0.0028,  0.7549,  0.2287,  0.4013,  0.2235,  0.5537,  0.5746]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6080, 0.4010, 0.8750, 0.4500, 0.4825, 0.5617, 0.5838, 0.5583],
         [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6286, 0.4040, 0.8696, 0.3047, 0.3924, 0.2887, 0.6300, 0.5367],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.032499423483386636
step:  49
running loss:  0.0006632535404772783
Train Steps: 49/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6263, 0.4233, 0.7924, 0.4626, 0.3788, 0.2883, 0.5573, 0.6047],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5563, 0.5533],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142],
        [0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6716, 0.4577, 0.7748, 0.4710, 0.3777, 0.2858, 0.5700, 0.6375],
        [0.6477, 0.4321, 0.8409, 0.5273, 0.4271, 0.5287, 0.5504, 0.5211],
        [0.6724, 0.4409, 0.8604, 0.4746, 0.4422, 0.5025, 0.5418, 0.5029],
        [0.6832, 0.4455, 0.8589, 0.4731, 0.3588, 0.5001, 0.5931, 0.5311],
        [0.6424, 0.4260, 0.8493, 0.5241, 0.3827, 0.4609, 0.5877, 0.5796],
        [0.6399, 0.4265, 0.8529, 0.4411, 0.3920, 0.4770, 0.5210, 0.5491],
        [0.6415, 0.4153, 0.8961, 0.4563, 0.3989, 0.4180, 0.7343, 0.6127],
        [0.0013, 0.0094, 0.9064, 0.2967, 0.5239, 0.2192, 0.7298, 0.5917]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6263, 0.4232, 0.7924, 0.4626, 0.3787, 0.2883, 0.5573, 0.6047],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6145, 0.4008, 0.8750, 0.5383, 0.3975, 0.4650, 0.5562, 0.5533],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142],
         [0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03302222432103008
step:  50
running loss:  0.0006604444864206017
Train Steps: 50/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [   nan,    nan, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6350, 0.4143, 0.7841, 0.2905, 0.3769, 0.3715, 0.5888, 0.5981],
        [0.6583, 0.4429, 0.8623, 0.4535, 0.3923, 0.4489, 0.5495, 0.5690],
        [0.0326, 0.0221, 0.9258, 0.3567, 0.5297, 0.2380, 0.7122, 0.5763],
        [0.6316, 0.4160, 0.8865, 0.4939, 0.3749, 0.4176, 0.6057, 0.5378],
        [0.5989, 0.4009, 0.8659, 0.5195, 0.3898, 0.4810, 0.5427, 0.5191],
        [0.6340, 0.4147, 0.8485, 0.5868, 0.3658, 0.4756, 0.6203, 0.5119],
        [0.6492, 0.4303, 0.9090, 0.4505, 0.4247, 0.3199, 0.6731, 0.5689],
        [0.7051, 0.4617, 0.7650, 0.2274, 0.4712, 0.1993, 0.5996, 0.5446]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.0000, 0.0000, 0.9050, 0.3500, 0.5138, 0.2300, 0.7359, 0.5702],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6196, 0.4068, 0.7645, 0.2234, 0.4575, 0.1737, 0.5926, 0.5284]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03343431546818465
step:  51
running loss:  0.0006555748131016598
Train Steps: 51/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6109, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5903, 0.3858, 0.8913, 0.3479, 0.4020, 0.3025, 0.5814, 0.5338],
        [0.6145, 0.3955, 0.9317, 0.4338, 0.3939, 0.4503, 0.6172, 0.5075],
        [0.5838, 0.3638, 0.8573, 0.3198, 0.3734, 0.3658, 0.6123, 0.5476],
        [0.6290, 0.4002, 0.8091, 0.3085, 0.3937, 0.3147, 0.5827, 0.5231],
        [0.6167, 0.4136, 0.7696, 0.2070, 0.4055, 0.2694, 0.5670, 0.5264],
        [0.5940, 0.3831, 0.8313, 0.5702, 0.4039, 0.4745, 0.7099, 0.5393],
        [0.6499, 0.4372, 0.9018, 0.4441, 0.3836, 0.3688, 0.5787, 0.5647],
        [0.6392, 0.4080, 0.7350, 0.1964, 0.4205, 0.2529, 0.5691, 0.5825]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4066, 0.8746, 0.3376, 0.3717, 0.3090, 0.5842, 0.5165],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6108, 0.4036, 0.7188, 0.1750, 0.3850, 0.2550, 0.5863, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03381663607433438
step:  52
running loss:  0.0006503199245064304
 Train Steps: 52/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6216, 0.4100, 0.8862, 0.5867, 0.4946, 0.4252, 0.5894, 0.5776],
        [0.5798, 0.3730, 0.8235, 0.2799, 0.3553, 0.3580, 0.5904, 0.5176],
        [0.5872, 0.3870, 0.6935, 0.2447, 0.4144, 0.2064, 0.5287, 0.5627],
        [0.5558, 0.3519, 0.9112, 0.5062, 0.3737, 0.4437, 0.5028, 0.5373],
        [0.5895, 0.3918, 0.8638, 0.3317, 0.3426, 0.3596, 0.5723, 0.5447],
        [0.5498, 0.3511, 0.7831, 0.2351, 0.3763, 0.3139, 0.6081, 0.5010],
        [0.5845, 0.3780, 0.9155, 0.5267, 0.3823, 0.3203, 0.6370, 0.4975],
        [0.5984, 0.3738, 0.8927, 0.2421, 0.5714, 0.2009, 0.7444, 0.5272]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03452799213118851
step:  53
running loss:  0.0006514715496450663
Train Steps: 53/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6092, 0.4001, 0.8638, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5949, 0.3693, 0.9166, 0.3965, 0.4438, 0.2190, 0.6329, 0.4888],
        [0.5678, 0.3612, 0.8888, 0.4901, 0.4240, 0.5450, 0.5531, 0.5003],
        [0.5673, 0.3601, 0.8953, 0.4152, 0.3538, 0.3924, 0.5423, 0.4920],
        [0.6909, 0.4426, 0.7072, 0.2401, 0.4204, 0.1919, 0.5422, 0.5530],
        [0.5453, 0.3431, 0.8851, 0.4871, 0.4364, 0.5039, 0.5110, 0.5051],
        [0.6636, 0.4255, 0.7338, 0.2045, 0.4271, 0.2490, 0.6436, 0.5372],
        [0.5560, 0.3329, 0.8886, 0.5402, 0.3658, 0.4380, 0.6252, 0.4615],
        [0.6067, 0.3854, 0.8926, 0.4606, 0.3783, 0.4371, 0.5586, 0.5382]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6092, 0.4001, 0.8637, 0.4867, 0.4288, 0.5367, 0.5484, 0.5064],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6107, 0.4050, 0.8700, 0.4850, 0.4470, 0.4848, 0.5043, 0.5431],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.035225964384153485
step:  54
running loss:  0.0006523326737806201
Train Steps: 54/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6266, 0.4067, 0.8588, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
        [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5942, 0.3785, 0.8978, 0.5211, 0.4668, 0.5194, 0.6236, 0.4956],
        [0.5834, 0.3925, 0.7657, 0.2807, 0.3593, 0.2938, 0.5746, 0.5117],
        [0.6970, 0.4616, 0.7445, 0.2467, 0.4266, 0.1788, 0.5442, 0.5388],
        [0.5240, 0.3442, 0.8705, 0.4321, 0.3640, 0.5122, 0.5731, 0.4977],
        [0.5492, 0.3548, 0.8602, 0.3845, 0.3575, 0.3699, 0.6041, 0.5329],
        [0.5581, 0.3591, 0.8418, 0.4721, 0.3978, 0.4798, 0.5361, 0.5162],
        [0.6528, 0.4251, 0.8704, 0.2919, 0.4347, 0.2784, 0.6402, 0.5054],
        [0.6352, 0.3991, 0.9248, 0.4779, 0.3932, 0.5056, 0.6813, 0.4867]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6266, 0.4067, 0.8587, 0.2867, 0.4300, 0.2850, 0.6325, 0.5267],
         [0.6236, 0.3977, 0.8985, 0.4806, 0.3835, 0.5216, 0.6613, 0.5166]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03592075948836282
step:  55
running loss:  0.0006531047179702331
Train Steps: 55/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6009, 0.3886, 0.8640, 0.3660, 0.3473, 0.4980, 0.6004, 0.5025],
        [0.6008, 0.3929, 0.8754, 0.4582, 0.3570, 0.5216, 0.5903, 0.4871],
        [0.6102, 0.4029, 0.8723, 0.4841, 0.4216, 0.4752, 0.5486, 0.5360],
        [0.6062, 0.4069, 0.6612, 0.2374, 0.3979, 0.2247, 0.5234, 0.5572],
        [0.5861, 0.3793, 0.8570, 0.3509, 0.3809, 0.2627, 0.6151, 0.4455],
        [0.6013, 0.3983, 0.8778, 0.4348, 0.4101, 0.5217, 0.5876, 0.5433],
        [0.6018, 0.3773, 0.8865, 0.4585, 0.3473, 0.3775, 0.6076, 0.4694],
        [0.6657, 0.4308, 0.8050, 0.2541, 0.4369, 0.2434, 0.6707, 0.5185]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03618784763966687
step:  56
running loss:  0.0006462115649940513
 Train Steps: 56/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6275, 0.4157, 0.8337, 0.5800, 0.3763, 0.4200, 0.5547, 0.6125],
        [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6200, 0.3999, 0.8653, 0.5207, 0.4100, 0.5125, 0.5975, 0.5103],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6214, 0.4112, 0.7838, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.1162, 0.0801, 0.6802, 0.1951, 0.4182, 0.2635, 0.5322, 0.5675],
        [0.6565, 0.4317, 0.8646, 0.4593, 0.4474, 0.4991, 0.5942, 0.5406],
        [0.6423, 0.4291, 0.8379, 0.5595, 0.3659, 0.4292, 0.5599, 0.6017],
        [0.6656, 0.4248, 0.8112, 0.2486, 0.4119, 0.2329, 0.6516, 0.5067],
        [0.6346, 0.4177, 0.8700, 0.4794, 0.4136, 0.4643, 0.5676, 0.5569],
        [0.6783, 0.4386, 0.8775, 0.5302, 0.3981, 0.5214, 0.5827, 0.4985],
        [0.6109, 0.3950, 0.8578, 0.5303, 0.3491, 0.3746, 0.5703, 0.5402],
        [0.6370, 0.4200, 0.7620, 0.1908, 0.3480, 0.3000, 0.5853, 0.4956]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6275, 0.4157, 0.8338, 0.5800, 0.3762, 0.4200, 0.5547, 0.6125],
         [0.6277, 0.4029, 0.8250, 0.2433, 0.4325, 0.2100, 0.6366, 0.5207],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6200, 0.3999, 0.8653, 0.5207, 0.4100, 0.5125, 0.5975, 0.5103],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6214, 0.4112, 0.7837, 0.2117, 0.3650, 0.3133, 0.5675, 0.5083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.036844901071162894
step:  57
running loss:  0.0006464017731782964
Train Steps: 57/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500],
        [   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6270, 0.4258, 0.8462, 0.4879, 0.3983, 0.5099, 0.5488, 0.5659],
        [0.1573, 0.1195, 0.8400, 0.2562, 0.4836, 0.2424, 0.6582, 0.5480],
        [0.6321, 0.4317, 0.7994, 0.2551, 0.4191, 0.2894, 0.6537, 0.5727],
        [0.6228, 0.4126, 0.8361, 0.6025, 0.3768, 0.4785, 0.5576, 0.4819],
        [0.5831, 0.3975, 0.6814, 0.1729, 0.3564, 0.2846, 0.5472, 0.5592],
        [0.6615, 0.4358, 0.8663, 0.3155, 0.4706, 0.2533, 0.6759, 0.5524],
        [0.5915, 0.4250, 0.7890, 0.3555, 0.3250, 0.5123, 0.5517, 0.5376],
        [0.6395, 0.4154, 0.8463, 0.2810, 0.4706, 0.2473, 0.6771, 0.5393]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500],
         [0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0013, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.038141772645758465
step:  58
running loss:  0.0006576167697544563
Train Steps: 58/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6087, 0.3976, 0.8337, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5434, 0.3604, 0.8125, 0.3093, 0.3506, 0.3417, 0.5186, 0.5918],
        [0.6032, 0.4228, 0.8550, 0.4658, 0.3610, 0.3783, 0.5531, 0.5995],
        [0.6350, 0.4280, 0.8495, 0.5566, 0.4133, 0.5111, 0.6015, 0.5680],
        [0.6236, 0.4199, 0.8116, 0.2509, 0.4350, 0.2018, 0.6264, 0.5068],
        [0.5966, 0.3983, 0.7309, 0.2129, 0.3987, 0.2585, 0.5930, 0.5883],
        [0.6126, 0.3992, 0.8214, 0.5925, 0.3858, 0.5042, 0.5894, 0.5219],
        [0.5975, 0.3883, 0.7192, 0.2058, 0.3947, 0.2623, 0.5913, 0.5678],
        [0.6132, 0.4144, 0.8182, 0.3650, 0.3688, 0.3395, 0.5849, 0.5806]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6087, 0.3976, 0.8338, 0.3867, 0.3713, 0.3117, 0.5938, 0.5300]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0386340361146722
step:  59
running loss:  0.000654814171435122
Train Steps: 59/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6260, 0.4173, 0.7693, 0.2477, 0.4896, 0.1354, 0.5837, 0.5601],
        [0.5821, 0.3951, 0.7618, 0.2472, 0.3904, 0.3180, 0.5785, 0.5780],
        [0.5168, 0.3570, 0.7499, 0.2007, 0.4158, 0.2174, 0.6111, 0.5105],
        [0.6055, 0.4041, 0.8060, 0.3109, 0.3993, 0.2829, 0.6012, 0.5408],
        [0.6270, 0.4130, 0.8786, 0.5441, 0.4146, 0.5860, 0.7014, 0.5775],
        [0.5542, 0.3892, 0.7627, 0.2894, 0.3791, 0.4210, 0.5780, 0.5523],
        [0.5910, 0.3917, 0.6935, 0.2902, 0.3789, 0.2751, 0.5223, 0.5864],
        [0.6000, 0.3858, 0.8019, 0.2483, 0.4373, 0.2467, 0.6337, 0.5463]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03914449064177461
step:  60
running loss:  0.0006524081773629102
 Train Steps: 60/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6126, 0.4039, 0.8237, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6002, 0.3741, 0.7528, 0.2012, 0.4403, 0.1921, 0.5857, 0.5105],
        [0.5763, 0.3811, 0.7150, 0.3156, 0.3673, 0.3497, 0.5242, 0.5349],
        [0.6692, 0.4403, 0.8189, 0.4075, 0.3779, 0.3896, 0.6108, 0.6077],
        [0.5852, 0.3847, 0.8953, 0.3522, 0.4302, 0.3928, 0.7393, 0.5533],
        [0.5822, 0.3798, 0.8676, 0.5529, 0.3981, 0.3941, 0.5389, 0.5724],
        [0.5916, 0.3839, 0.7662, 0.2230, 0.4605, 0.1916, 0.6009, 0.5561],
        [0.5540, 0.3630, 0.8852, 0.3655, 0.4472, 0.2216, 0.6218, 0.5047],
        [0.6438, 0.4159, 0.8962, 0.4108, 0.3776, 0.4650, 0.6316, 0.4925]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6126, 0.4038, 0.8238, 0.3967, 0.3625, 0.3600, 0.5894, 0.6138],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6201, 0.4050, 0.7757, 0.2234, 0.4459, 0.1798, 0.5975, 0.5426],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.039610637846635655
step:  61
running loss:  0.0006493547187973058
Train Steps: 61/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6262, 0.5367],
        [0.6332, 0.4118, 0.9238, 0.4267, 0.4012, 0.4733, 0.7525, 0.5436],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6490, 0.4308, 0.8600, 0.3135, 0.4776, 0.1786, 0.6367, 0.5065],
        [0.5685, 0.3786, 0.8593, 0.4983, 0.4870, 0.5088, 0.5418, 0.4965],
        [0.5677, 0.3706, 0.8188, 0.2409, 0.4533, 0.2450, 0.7117, 0.5441],
        [0.6425, 0.4133, 0.8852, 0.4869, 0.4178, 0.5740, 0.6153, 0.5150],
        [0.6038, 0.3772, 0.9128, 0.4450, 0.4081, 0.4684, 0.7507, 0.5351],
        [0.6241, 0.3928, 0.8778, 0.4593, 0.4418, 0.5083, 0.5830, 0.5158],
        [0.6153, 0.3958, 0.8522, 0.3992, 0.3652, 0.3736, 0.5988, 0.5468],
        [0.5823, 0.3788, 0.8807, 0.3593, 0.3960, 0.2584, 0.6143, 0.5197]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6161, 0.4076, 0.8900, 0.4667, 0.4125, 0.5917, 0.6263, 0.5367],
         [0.6332, 0.4118, 0.9237, 0.4267, 0.4013, 0.4733, 0.7525, 0.5436],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.039949122903635725
step:  62
running loss:  0.0006443406919941246
Train Steps: 62/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6250, 0.4110, 0.7238, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5413, 0.5717],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6489, 0.4172, 0.8604, 0.5817, 0.3890, 0.5051, 0.6722, 0.5223],
        [0.5758, 0.3802, 0.7537, 0.2132, 0.4380, 0.1834, 0.5846, 0.5585],
        [0.6042, 0.4036, 0.8379, 0.2920, 0.4279, 0.2024, 0.5808, 0.5277],
        [0.6568, 0.4249, 0.9017, 0.5003, 0.4414, 0.4782, 0.5668, 0.5598],
        [0.3651, 0.2423, 0.7194, 0.2475, 0.4385, 0.2289, 0.5711, 0.5761],
        [0.6485, 0.4133, 0.9225, 0.3724, 0.4294, 0.2090, 0.6064, 0.4847],
        [0.5770, 0.3819, 0.7592, 0.1862, 0.4164, 0.2548, 0.6278, 0.5392],
        [0.6558, 0.4108, 0.8697, 0.5434, 0.4043, 0.5355, 0.7380, 0.5651]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6250, 0.4110, 0.7237, 0.2067, 0.4263, 0.1883, 0.5625, 0.5633],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6125, 0.3983, 0.8750, 0.4867, 0.4275, 0.4783, 0.5412, 0.5717],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04169243582873605
step:  63
running loss:  0.000661784695694223
Train Steps: 63/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6317, 0.4038, 0.8287, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
        [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6307, 0.4029, 0.8988, 0.4817, 0.3937, 0.3500, 0.7311, 0.5378],
        [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6751, 0.4236, 0.8554, 0.5983, 0.3808, 0.4436, 0.6582, 0.5019],
        [0.6391, 0.4155, 0.8110, 0.3076, 0.3625, 0.3694, 0.5915, 0.5181],
        [0.6277, 0.4008, 0.9097, 0.3904, 0.4020, 0.2135, 0.5999, 0.5297],
        [0.6436, 0.3957, 0.8956, 0.4783, 0.4681, 0.5160, 0.6527, 0.5159],
        [0.5659, 0.3881, 0.8140, 0.3132, 0.4450, 0.2331, 0.6016, 0.5673],
        [0.6419, 0.4246, 0.8367, 0.3678, 0.3640, 0.4855, 0.6123, 0.5136],
        [0.6364, 0.4119, 0.9123, 0.4822, 0.4031, 0.3257, 0.7460, 0.5331],
        [0.6155, 0.3943, 0.8747, 0.4187, 0.4091, 0.5571, 0.5951, 0.5081]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6317, 0.4038, 0.8288, 0.5900, 0.3800, 0.4717, 0.6295, 0.4986],
         [0.6223, 0.4130, 0.8100, 0.2983, 0.3525, 0.3900, 0.5694, 0.5103],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6307, 0.4029, 0.8988, 0.4817, 0.3938, 0.3500, 0.7311, 0.5378],
         [0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04215108629432507
step:  64
running loss:  0.0006586107233488292
 Train Steps: 64/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833],
        [0.6273, 0.4105, 0.8988, 0.4517, 0.3912, 0.2550, 0.5894, 0.4811],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6841, 0.4391, 0.8785, 0.4640, 0.3834, 0.4200, 0.5930, 0.5421],
        [0.6607, 0.4358, 0.8822, 0.5192, 0.4290, 0.5394, 0.6074, 0.5179],
        [0.6769, 0.4259, 0.8845, 0.5061, 0.3831, 0.4829, 0.6011, 0.4728],
        [0.6597, 0.4213, 0.9095, 0.4465, 0.4110, 0.2541, 0.5965, 0.4808],
        [0.0435, 0.0366, 0.7480, 0.2466, 0.3787, 0.2960, 0.6180, 0.5568],
        [0.7205, 0.4638, 0.9050, 0.4852, 0.3870, 0.5248, 0.6364, 0.5229],
        [0.7102, 0.4620, 0.9185, 0.4474, 0.4126, 0.3109, 0.6806, 0.5438],
        [0.7577, 0.4880, 0.9010, 0.5120, 0.4162, 0.5258, 0.6563, 0.4690]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833],
         [0.6273, 0.4105, 0.8988, 0.4517, 0.3913, 0.2550, 0.5894, 0.4811],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0011, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04324785657809116
step:  65
running loss:  0.0006653516396629409
Train Steps: 65/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6197, 0.4118, 0.8688, 0.5517, 0.4037, 0.5233, 0.5875, 0.5600],
        [0.6261, 0.3987, 0.8688, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6728, 0.4450, 0.9098, 0.4187, 0.3732, 0.4188, 0.6945, 0.5405],
        [0.6582, 0.4256, 0.9019, 0.4799, 0.3953, 0.5400, 0.7138, 0.5375],
        [0.6464, 0.4291, 0.7980, 0.2633, 0.4291, 0.1830, 0.5571, 0.5232],
        [0.6475, 0.4214, 0.8394, 0.5691, 0.3625, 0.5164, 0.6335, 0.5250],
        [0.6215, 0.4021, 0.8771, 0.5360, 0.3976, 0.5311, 0.5583, 0.5489],
        [0.6519, 0.4227, 0.8778, 0.4887, 0.4175, 0.5327, 0.6750, 0.5320],
        [0.6482, 0.4330, 0.8629, 0.2958, 0.4095, 0.2383, 0.6013, 0.5273],
        [0.6709, 0.4361, 0.7736, 0.2770, 0.4107, 0.2393, 0.5732, 0.5426]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6197, 0.4118, 0.8687, 0.5517, 0.4038, 0.5233, 0.5875, 0.5600],
         [0.6261, 0.3987, 0.8687, 0.4917, 0.4300, 0.5333, 0.7010, 0.5309],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.043584351253230125
step:  66
running loss:  0.0006603689583822746
Train Steps: 66/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6590, 0.4183, 0.7758, 0.2653, 0.3696, 0.3135, 0.6233, 0.5215],
        [0.6834, 0.4374, 0.8891, 0.4067, 0.3751, 0.4616, 0.6058, 0.5631],
        [0.6540, 0.4188, 0.8939, 0.4728, 0.4269, 0.5779, 0.6053, 0.5424],
        [0.6287, 0.4122, 0.8230, 0.2927, 0.3532, 0.3614, 0.5817, 0.5574],
        [0.6505, 0.4088, 0.8768, 0.5240, 0.4169, 0.5441, 0.6076, 0.5048],
        [0.6724, 0.4390, 0.8796, 0.4794, 0.3679, 0.4075, 0.5526, 0.5108],
        [0.6069, 0.3898, 0.8456, 0.5323, 0.4040, 0.5576, 0.7046, 0.5654],
        [0.7121, 0.4588, 0.8121, 0.2477, 0.4546, 0.1666, 0.6290, 0.5217]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04411605268251151
step:  67
running loss:  0.0006584485475001718
Train Steps: 67/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
        [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6283, 0.4003, 0.8561, 0.3963, 0.3301, 0.3903, 0.6070, 0.5052],
        [0.6088, 0.3770, 0.9110, 0.3335, 0.4759, 0.2409, 0.7457, 0.5498],
        [0.6425, 0.4072, 0.7553, 0.2335, 0.4060, 0.2231, 0.5940, 0.5234],
        [0.6522, 0.4164, 0.7659, 0.1988, 0.3875, 0.2213, 0.6210, 0.5014],
        [0.5815, 0.3730, 0.8650, 0.4474, 0.4370, 0.5787, 0.6060, 0.5581],
        [0.6791, 0.4359, 0.8828, 0.4949, 0.3584, 0.4545, 0.5194, 0.5556],
        [0.6427, 0.4100, 0.8443, 0.3498, 0.3293, 0.3790, 0.6097, 0.5322],
        [0.6070, 0.3958, 0.8130, 0.4942, 0.4050, 0.5089, 0.5191, 0.5420]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131],
         [0.6271, 0.4040, 0.9000, 0.3250, 0.4938, 0.2300, 0.7192, 0.5413],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6197, 0.4050, 0.7527, 0.2000, 0.4042, 0.2249, 0.5895, 0.4995],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6179, 0.3998, 0.8396, 0.3505, 0.3552, 0.3768, 0.6064, 0.5329],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.044399865000741556
step:  68
running loss:  0.0006529391911873758
 Train Steps: 68/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6684, 0.4103, 0.8983, 0.4467, 0.3564, 0.4676, 0.6509, 0.4979],
        [0.6697, 0.4285, 0.8877, 0.3976, 0.3835, 0.4953, 0.6155, 0.5776],
        [0.1189, 0.0600, 0.6698, 0.2783, 0.3735, 0.2384, 0.5544, 0.5748],
        [0.6611, 0.4208, 0.7464, 0.2118, 0.4308, 0.2101, 0.6222, 0.5398],
        [0.6449, 0.4069, 0.7567, 0.2398, 0.3928, 0.2952, 0.5959, 0.5886],
        [0.6412, 0.4086, 0.8399, 0.4462, 0.3675, 0.4937, 0.5392, 0.5161],
        [0.6842, 0.4399, 0.8795, 0.5051, 0.3818, 0.4660, 0.5229, 0.5636],
        [0.6966, 0.4450, 0.7876, 0.2467, 0.4578, 0.2063, 0.6285, 0.5483]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04514229335472919
step:  69
running loss:  0.0006542361355757854
Train Steps: 69/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6289, 0.4019, 0.8113, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
        [0.6216, 0.4167, 0.8588, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
        [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5932, 0.3854, 0.8746, 0.4924, 0.4156, 0.5271, 0.5691, 0.5149],
        [0.6065, 0.3985, 0.8727, 0.3528, 0.3805, 0.4974, 0.6261, 0.5165],
        [0.5919, 0.3854, 0.8122, 0.5360, 0.3914, 0.4945, 0.6972, 0.5451],
        [0.5852, 0.3936, 0.8503, 0.5523, 0.4109, 0.5134, 0.5696, 0.5734],
        [0.5774, 0.3899, 0.8421, 0.3239, 0.3606, 0.4490, 0.6091, 0.5548],
        [0.6649, 0.4226, 0.8385, 0.2488, 0.4642, 0.1997, 0.6237, 0.5406],
        [0.5808, 0.3709, 0.8631, 0.4307, 0.4711, 0.4975, 0.5966, 0.5669],
        [0.5930, 0.3836, 0.8309, 0.5664, 0.4003, 0.4188, 0.5687, 0.5385]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6289, 0.4019, 0.8112, 0.5467, 0.3875, 0.5017, 0.7367, 0.5332],
         [0.6216, 0.4167, 0.8587, 0.5583, 0.3975, 0.5167, 0.5775, 0.5667],
         [0.6168, 0.4081, 0.8438, 0.3367, 0.3500, 0.4667, 0.6212, 0.5400],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.045491363474866375
step:  70
running loss:  0.0006498766210695197
Train Steps: 70/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6371, 0.4092, 0.8337, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
        [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6027, 0.3895, 0.9023, 0.4631, 0.3711, 0.4540, 0.5978, 0.5551],
        [0.5901, 0.3676, 0.8123, 0.2965, 0.3895, 0.2630, 0.5769, 0.5181],
        [0.5757, 0.3723, 0.7930, 0.5494, 0.3922, 0.4865, 0.6760, 0.5425],
        [0.5815, 0.3743, 0.8654, 0.4666, 0.4310, 0.4858, 0.5209, 0.5583],
        [0.6159, 0.4109, 0.8653, 0.4103, 0.3742, 0.4880, 0.5513, 0.5205],
        [0.6212, 0.4156, 0.8455, 0.5615, 0.4003, 0.5054, 0.6516, 0.5298],
        [0.6269, 0.3967, 0.7233, 0.2441, 0.3980, 0.2832, 0.6001, 0.5731],
        [0.5960, 0.3751, 0.7550, 0.2161, 0.4011, 0.2795, 0.5930, 0.5292]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6311, 0.4008, 0.7935, 0.5746, 0.3900, 0.5033, 0.6955, 0.5366],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6371, 0.4092, 0.8338, 0.5850, 0.3950, 0.5117, 0.6559, 0.5262],
         [0.6206, 0.4123, 0.7175, 0.2400, 0.3887, 0.2933, 0.6225, 0.5750],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04574897524435073
step:  71
running loss:  0.0006443517640049399
Train Steps: 71/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6243, 0.4128, 0.7762, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
        [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5637, 0.5083],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5633, 0.3836, 0.8420, 0.5337, 0.4440, 0.5154, 0.5364, 0.5381],
        [0.5384, 0.3566, 0.8358, 0.4855, 0.3616, 0.4613, 0.5191, 0.4777],
        [0.5452, 0.3580, 0.8498, 0.4636, 0.4535, 0.5147, 0.5744, 0.5431],
        [0.5719, 0.3858, 0.7744, 0.2861, 0.3919, 0.3032, 0.6182, 0.5462],
        [0.5891, 0.3935, 0.8548, 0.5052, 0.3834, 0.4553, 0.5580, 0.5031],
        [0.5469, 0.3664, 0.7412, 0.2916, 0.4010, 0.3196, 0.6024, 0.6164],
        [0.5542, 0.3592, 0.8591, 0.4615, 0.4228, 0.4564, 0.5400, 0.5590],
        [0.5844, 0.3841, 0.8278, 0.2302, 0.4739, 0.2515, 0.7062, 0.5385]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4119, 0.8650, 0.5300, 0.4512, 0.5250, 0.5260, 0.5461],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6243, 0.4128, 0.7763, 0.2717, 0.3825, 0.3133, 0.6212, 0.5417],
         [0.6102, 0.3999, 0.8750, 0.5133, 0.3825, 0.4750, 0.5638, 0.5083],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04638030182104558
step:  72
running loss:  0.0006441708586256331
 Train Steps: 72/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6136, 0.4117, 0.8700, 0.5167, 0.4188, 0.5083, 0.5147, 0.5495],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6353, 0.4128, 0.8488, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
        [0.6222, 0.3937, 0.8350, 0.5617, 0.4138, 0.4600, 0.5800, 0.5233],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6196, 0.4094, 0.7562, 0.2817, 0.3937, 0.3183, 0.6013, 0.6183]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5476, 0.3818, 0.8540, 0.5142, 0.4185, 0.5273, 0.5357, 0.5329],
        [0.5659, 0.3972, 0.8821, 0.4454, 0.3786, 0.5081, 0.6200, 0.5237],
        [0.5426, 0.3779, 0.8634, 0.3470, 0.3503, 0.4327, 0.5906, 0.5590],
        [0.5297, 0.3636, 0.7151, 0.2196, 0.4366, 0.1792, 0.5518, 0.5310],
        [0.6560, 0.4389, 0.8403, 0.2511, 0.5428, 0.1872, 0.6646, 0.5584],
        [0.5384, 0.3503, 0.8167, 0.5637, 0.4109, 0.4789, 0.5900, 0.5254],
        [0.5101, 0.3595, 0.7190, 0.2721, 0.3746, 0.2856, 0.5514, 0.5176],
        [0.5184, 0.3575, 0.7436, 0.2908, 0.4046, 0.3418, 0.6030, 0.6151]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6136, 0.4117, 0.8700, 0.5167, 0.4187, 0.5083, 0.5147, 0.5495],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6353, 0.4128, 0.8487, 0.2600, 0.5525, 0.1616, 0.6694, 0.5540],
         [0.6222, 0.3937, 0.8350, 0.5617, 0.4137, 0.4600, 0.5800, 0.5233],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6196, 0.4094, 0.7563, 0.2817, 0.3938, 0.3183, 0.6012, 0.6183]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04742685717064887
step:  73
running loss:  0.0006496829749403955
Train Steps: 73/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6114, 0.4018, 0.7213, 0.1967, 0.3763, 0.2700, 0.5875, 0.5533],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [0.6293, 0.4024, 0.8750, 0.5000, 0.4012, 0.5733, 0.7121, 0.5633],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5360, 0.3843, 0.8365, 0.4999, 0.4472, 0.5498, 0.5199, 0.5358],
        [0.5817, 0.4067, 0.7153, 0.1968, 0.3909, 0.2734, 0.5824, 0.5477],
        [0.6057, 0.4180, 0.7590, 0.2297, 0.4045, 0.2917, 0.6042, 0.5432],
        [0.5751, 0.4026, 0.7735, 0.2757, 0.4548, 0.1920, 0.5601, 0.5316],
        [0.5739, 0.4009, 0.8505, 0.3059, 0.4595, 0.2439, 0.5841, 0.5173],
        [0.5428, 0.3725, 0.8629, 0.4832, 0.4021, 0.5831, 0.6896, 0.5574],
        [0.5653, 0.3907, 0.7998, 0.5568, 0.3800, 0.4650, 0.6964, 0.5689],
        [0.5964, 0.4303, 0.8868, 0.4445, 0.3831, 0.4982, 0.6010, 0.5317]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6114, 0.4018, 0.7212, 0.1967, 0.3762, 0.2700, 0.5875, 0.5533],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.6293, 0.4024, 0.8750, 0.5000, 0.4013, 0.5733, 0.7121, 0.5633],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.047969518578611314
step:  74
running loss:  0.0006482367375488015
Train Steps: 74/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6126, 0.4067, 0.8638, 0.5383, 0.4188, 0.4850, 0.5016, 0.5392],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5686, 0.4101, 0.8524, 0.5625, 0.4094, 0.4891, 0.5374, 0.5442],
        [0.5875, 0.4116, 0.7930, 0.2905, 0.4642, 0.1922, 0.5773, 0.5451],
        [0.5920, 0.3973, 0.8621, 0.3971, 0.3795, 0.4870, 0.6047, 0.5376],
        [0.5645, 0.3967, 0.7930, 0.2855, 0.4020, 0.2773, 0.5988, 0.5453],
        [0.5812, 0.3969, 0.8747, 0.3446, 0.3547, 0.4323, 0.6985, 0.5203],
        [0.5914, 0.3975, 0.8695, 0.4539, 0.4608, 0.5580, 0.6136, 0.5605],
        [0.5825, 0.3929, 0.8245, 0.2393, 0.4464, 0.2194, 0.6340, 0.5284],
        [0.5679, 0.3847, 0.8464, 0.4783, 0.4435, 0.5161, 0.5504, 0.5069]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6126, 0.4067, 0.8637, 0.5383, 0.4187, 0.4850, 0.5016, 0.5392],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6271, 0.4024, 0.9000, 0.3517, 0.3700, 0.4517, 0.6931, 0.5285],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.6086, 0.3981, 0.8700, 0.4750, 0.4512, 0.5283, 0.5324, 0.5038]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04832018641172908
step:  75
running loss:  0.0006442691521563878
Train Steps: 75/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4060, 0.9188, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [   nan,    nan, 0.8525, 0.2217, 0.5413, 0.2367, 0.7367, 0.5482],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6626, 0.4414, 0.9109, 0.4295, 0.3842, 0.4193, 0.7023, 0.5545],
        [0.6793, 0.4529, 0.8732, 0.5148, 0.4264, 0.5669, 0.6052, 0.5096],
        [0.6709, 0.4413, 0.8750, 0.5038, 0.4249, 0.5001, 0.6196, 0.5342],
        [0.2023, 0.1378, 0.8027, 0.3239, 0.3842, 0.3492, 0.5233, 0.5351],
        [0.6833, 0.4441, 0.8951, 0.4070, 0.3554, 0.3622, 0.5769, 0.4957],
        [0.6971, 0.4723, 0.8174, 0.3886, 0.3557, 0.3141, 0.5261, 0.5929],
        [0.1040, 0.0812, 0.8375, 0.2226, 0.5503, 0.2352, 0.7235, 0.5569],
        [0.6915, 0.4451, 0.7427, 0.2376, 0.4066, 0.2849, 0.5986, 0.5743]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4060, 0.9187, 0.4333, 0.3675, 0.4167, 0.7034, 0.5528],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.0000, 0.0000, 0.8525, 0.2217, 0.5412, 0.2367, 0.7367, 0.5482],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0019, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05019753027590923
step:  76
running loss:  0.0006604938194198583
 Train Steps: 76/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
        [   nan,    nan, 0.7525, 0.2291, 0.3838, 0.3017, 0.6050, 0.5667],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6200, 0.4071, 0.7338, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6749, 0.4230, 0.8694, 0.3523, 0.3925, 0.2650, 0.6397, 0.4864],
        [0.0600, 0.0301, 0.7583, 0.2349, 0.3915, 0.3052, 0.6079, 0.5664],
        [0.6410, 0.4068, 0.8578, 0.5020, 0.4575, 0.5220, 0.5322, 0.5538],
        [0.6767, 0.4299, 0.8070, 0.2836, 0.3702, 0.3566, 0.6059, 0.5776],
        [0.6658, 0.4451, 0.7451, 0.1958, 0.4262, 0.2458, 0.6349, 0.5657],
        [0.6659, 0.4249, 0.8828, 0.5640, 0.3632, 0.3914, 0.6147, 0.4700],
        [0.6506, 0.4232, 0.8870, 0.4793, 0.3805, 0.4489, 0.5319, 0.5572],
        [0.6846, 0.4381, 0.8686, 0.3619, 0.3694, 0.3212, 0.6116, 0.5322]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742],
         [0.0000, 0.0000, 0.7525, 0.2291, 0.3837, 0.3017, 0.6050, 0.5667],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6200, 0.4071, 0.7337, 0.1917, 0.4200, 0.2450, 0.6150, 0.5517],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05063753016293049
step:  77
running loss:  0.0006576302618562401
Train Steps: 77/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6230, 0.4152, 0.7588, 0.2283, 0.4012, 0.2883, 0.6200, 0.5767],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6236, 0.3966, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6171, 0.3931, 0.7081, 0.2966, 0.3679, 0.2957, 0.5455, 0.5772],
        [0.6125, 0.3821, 0.8967, 0.4685, 0.4851, 0.4934, 0.5463, 0.5613],
        [0.6223, 0.3868, 0.8138, 0.2293, 0.4097, 0.2930, 0.6357, 0.5563],
        [0.6632, 0.4119, 0.7575, 0.2619, 0.4331, 0.2198, 0.5652, 0.5772],
        [0.6501, 0.3907, 0.9321, 0.4798, 0.3699, 0.3962, 0.6038, 0.5200],
        [0.5769, 0.3612, 0.9468, 0.4648, 0.3979, 0.5583, 0.7056, 0.5172],
        [0.6279, 0.3926, 0.8856, 0.3573, 0.3740, 0.2902, 0.5336, 0.5701],
        [0.5986, 0.3918, 0.8499, 0.5497, 0.4113, 0.4810, 0.5777, 0.6208]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6230, 0.4152, 0.7588, 0.2283, 0.4013, 0.2883, 0.6200, 0.5767],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6236, 0.3965, 0.8850, 0.4967, 0.3638, 0.4017, 0.5850, 0.5183],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6184, 0.4079, 0.8350, 0.3700, 0.3675, 0.2883, 0.5312, 0.5783],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.051187454839237034
step:  78
running loss:  0.0006562494210158595
Train Steps: 78/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
        [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6142, 0.3982, 0.8650, 0.4883, 0.3912, 0.4317, 0.5315, 0.5350],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6750, 0.4192, 0.8474, 0.3967, 0.3528, 0.4086, 0.5324, 0.5612],
        [0.6266, 0.3706, 0.8872, 0.4848, 0.4445, 0.4700, 0.5373, 0.5792],
        [0.6138, 0.3691, 0.8315, 0.2530, 0.4299, 0.2373, 0.6471, 0.5371],
        [0.6447, 0.3941, 0.7982, 0.3344, 0.3555, 0.3328, 0.5823, 0.5228],
        [0.6479, 0.4008, 0.8742, 0.4860, 0.3814, 0.4307, 0.5192, 0.5254],
        [0.6559, 0.4105, 0.8597, 0.4973, 0.4129, 0.5586, 0.7078, 0.5791],
        [0.6423, 0.3960, 0.9124, 0.5206, 0.3707, 0.3737, 0.6229, 0.4838],
        [0.6428, 0.3967, 0.9083, 0.4797, 0.4606, 0.5630, 0.6257, 0.5711]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6145, 0.3983, 0.8700, 0.5017, 0.4400, 0.4800, 0.5375, 0.5750],
         [0.6286, 0.4034, 0.8191, 0.2414, 0.4262, 0.2393, 0.6365, 0.5356],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6143, 0.3982, 0.8650, 0.4883, 0.3913, 0.4317, 0.5315, 0.5350],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6226, 0.4125, 0.8800, 0.4900, 0.4512, 0.5600, 0.6275, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.051443345699226484
step:  79
running loss:  0.0006511815911294491
Train Steps: 79/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [0.6229, 0.4066, 0.8513, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6421, 0.4114, 0.9054, 0.4475, 0.4030, 0.4379, 0.4815, 0.5277],
        [0.6290, 0.3797, 0.8638, 0.5687, 0.4455, 0.4976, 0.5647, 0.5426],
        [0.6579, 0.4121, 0.7245, 0.2258, 0.3609, 0.3025, 0.5843, 0.5721],
        [0.6677, 0.4169, 0.8331, 0.2470, 0.4378, 0.1644, 0.6066, 0.5146],
        [0.6490, 0.4068, 0.9010, 0.4690, 0.3478, 0.4634, 0.5632, 0.5723],
        [0.6050, 0.3680, 0.8381, 0.5526, 0.3784, 0.4725, 0.6788, 0.5530],
        [0.6591, 0.4004, 0.8229, 0.5532, 0.3631, 0.4770, 0.6958, 0.5461],
        [0.5582, 0.3386, 0.8518, 0.2422, 0.4435, 0.2046, 0.6203, 0.5380]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.6229, 0.4066, 0.8512, 0.5717, 0.4500, 0.5050, 0.6025, 0.5350],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.052004264638526365
step:  80
running loss:  0.0006500533079815795
 Train Steps: 80/90  Loss: 0.0007 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700],
        [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
        [0.6200, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5703, 0.3669, 0.7581, 0.2540, 0.4432, 0.1998, 0.5945, 0.5471],
        [0.6378, 0.4003, 0.7889, 0.2524, 0.4271, 0.1770, 0.6109, 0.5023],
        [0.5915, 0.3625, 0.7947, 0.5689, 0.4100, 0.5077, 0.5169, 0.5048],
        [0.6458, 0.4033, 0.8496, 0.4939, 0.4427, 0.5757, 0.5995, 0.5437],
        [0.6419, 0.4080, 0.8402, 0.5368, 0.3544, 0.4809, 0.5785, 0.5598],
        [0.6207, 0.3765, 0.8509, 0.2847, 0.4755, 0.2091, 0.7005, 0.5387],
        [0.6051, 0.3781, 0.7718, 0.2943, 0.3607, 0.2736, 0.5701, 0.5217],
        [0.5617, 0.3639, 0.7565, 0.2403, 0.4141, 0.2534, 0.6069, 0.5797]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6198, 0.4076, 0.7945, 0.2453, 0.4475, 0.1871, 0.5897, 0.5350],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6073, 0.3932, 0.8363, 0.5817, 0.4425, 0.5117, 0.5204, 0.4817],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700],
         [0.6275, 0.4013, 0.8850, 0.2833, 0.4975, 0.2233, 0.7058, 0.5343],
         [0.6201, 0.4055, 0.8011, 0.2988, 0.3842, 0.2798, 0.5949, 0.5183],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.052478661498753354
step:  81
running loss:  0.0006478847098611525
Train Steps: 81/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
        [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5892, 0.3835, 0.8204, 0.6024, 0.3746, 0.4807, 0.6545, 0.5273],
        [0.6529, 0.4333, 0.7754, 0.2854, 0.3490, 0.3485, 0.5996, 0.5021],
        [0.5644, 0.3742, 0.7539, 0.2913, 0.3867, 0.2633, 0.5590, 0.5586],
        [0.6384, 0.4279, 0.8462, 0.5287, 0.4235, 0.5200, 0.5983, 0.5212],
        [0.6365, 0.4300, 0.8416, 0.3824, 0.3755, 0.3318, 0.6057, 0.5722],
        [0.6088, 0.3886, 0.8468, 0.4973, 0.4447, 0.4895, 0.6455, 0.5237],
        [0.6316, 0.4297, 0.7667, 0.2996, 0.3584, 0.3493, 0.6122, 0.5377],
        [0.6340, 0.4251, 0.8641, 0.4704, 0.4122, 0.4273, 0.5046, 0.5069]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6101, 0.4042, 0.7775, 0.2617, 0.3713, 0.2817, 0.5440, 0.5650],
         [0.6164, 0.3956, 0.8757, 0.5088, 0.4300, 0.5320, 0.6022, 0.5202],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05284168719663285
step:  82
running loss:  0.0006444108194711323
Train Steps: 82/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6185, 0.4098, 0.8838, 0.4900, 0.4537, 0.5800, 0.6288, 0.5400],
        [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6312, 0.4297, 0.8587, 0.4907, 0.4612, 0.5042, 0.5684, 0.5371],
        [0.5988, 0.4089, 0.8584, 0.5445, 0.3812, 0.4816, 0.5975, 0.5158],
        [0.5220, 0.3592, 0.6690, 0.2524, 0.3919, 0.1902, 0.5083, 0.5494],
        [0.5786, 0.3829, 0.8285, 0.5459, 0.3944, 0.5311, 0.7094, 0.5628],
        [0.5903, 0.3994, 0.8665, 0.5041, 0.4634, 0.5658, 0.6238, 0.5060],
        [0.6346, 0.4473, 0.7965, 0.2709, 0.4465, 0.2053, 0.5946, 0.5359],
        [0.6350, 0.4314, 0.8643, 0.5173, 0.4638, 0.5775, 0.6126, 0.5268],
        [0.6126, 0.4190, 0.7661, 0.2302, 0.4490, 0.2217, 0.6696, 0.5299]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6185, 0.4098, 0.8838, 0.4900, 0.4538, 0.5800, 0.6288, 0.5400],
         [0.6282, 0.4092, 0.8000, 0.2183, 0.4500, 0.2383, 0.6787, 0.5364]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05330092628719285
step:  83
running loss:  0.000642179834785456
Train Steps: 83/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6339, 0.4123, 0.8638, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
        [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5988, 0.5667],
        [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
        [0.6199, 0.4093, 0.7913, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5973, 0.3945, 0.7225, 0.2356, 0.4205, 0.2714, 0.6090, 0.5509],
        [0.6181, 0.4025, 0.7789, 0.3133, 0.3741, 0.3125, 0.5720, 0.4842],
        [0.6007, 0.4061, 0.8564, 0.5378, 0.4134, 0.5479, 0.7513, 0.5355],
        [0.6377, 0.4411, 0.8541, 0.3740, 0.3877, 0.3519, 0.6080, 0.5572],
        [0.6030, 0.4121, 0.8575, 0.4374, 0.4640, 0.5614, 0.5938, 0.5109],
        [0.5986, 0.4167, 0.7761, 0.2509, 0.4511, 0.2576, 0.6155, 0.5611],
        [0.6257, 0.4321, 0.8652, 0.4166, 0.3818, 0.4734, 0.6011, 0.5235],
        [0.6366, 0.4268, 0.8353, 0.5934, 0.3804, 0.4744, 0.6389, 0.4864]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6339, 0.4123, 0.8637, 0.5367, 0.4075, 0.5467, 0.7517, 0.5436],
         [0.6201, 0.4098, 0.8575, 0.3617, 0.3700, 0.3550, 0.5987, 0.5667],
         [0.6057, 0.4011, 0.8750, 0.4267, 0.4400, 0.5800, 0.5845, 0.5585],
         [0.6198, 0.4093, 0.7912, 0.2533, 0.4288, 0.2467, 0.5975, 0.5700],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05356978881172836
step:  84
running loss:  0.0006377355810920042
 Train Steps: 84/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
        [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
        [0.6271, 0.4040, 0.9138, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
        [0.6277, 0.4036, 0.8688, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5875, 0.4149, 0.8459, 0.3509, 0.3870, 0.2874, 0.5411, 0.5442],
        [0.5924, 0.4037, 0.7505, 0.2112, 0.4286, 0.1813, 0.5500, 0.5437],
        [0.5634, 0.4030, 0.8751, 0.4425, 0.4029, 0.5792, 0.6001, 0.5064],
        [0.5981, 0.4082, 0.8929, 0.4612, 0.3577, 0.4834, 0.6200, 0.4828],
        [0.6246, 0.4228, 0.7950, 0.5650, 0.3801, 0.5068, 0.7198, 0.5421],
        [0.5945, 0.4179, 0.8718, 0.4739, 0.4445, 0.5150, 0.5740, 0.5743],
        [0.6081, 0.4048, 0.9095, 0.3811, 0.4746, 0.2754, 0.7238, 0.5498],
        [0.5983, 0.4079, 0.8501, 0.3613, 0.3965, 0.2732, 0.6135, 0.4916]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6178, 0.4059, 0.7525, 0.2250, 0.4313, 0.1783, 0.5404, 0.5240],
         [0.6178, 0.4012, 0.8900, 0.4495, 0.3891, 0.5617, 0.5972, 0.4879],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6169, 0.4052, 0.8742, 0.4779, 0.4288, 0.4917, 0.5763, 0.5617],
         [0.6271, 0.4040, 0.9137, 0.3750, 0.4625, 0.2617, 0.7232, 0.5413],
         [0.6277, 0.4036, 0.8687, 0.3617, 0.3925, 0.2600, 0.6132, 0.4742]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05381043939269148
step:  85
running loss:  0.0006330639928551939
Train Steps: 85/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6852, 0.4618, 0.8708, 0.3944, 0.3783, 0.4155, 0.6161, 0.5445],
        [0.0702, 0.0619, 0.7505, 0.2546, 0.3969, 0.2535, 0.5469, 0.5487],
        [0.6904, 0.4733, 0.6993, 0.2870, 0.3562, 0.3299, 0.5718, 0.5590],
        [0.7018, 0.4831, 0.8874, 0.4605, 0.4533, 0.6048, 0.5969, 0.4998],
        [0.6675, 0.4485, 0.9028, 0.4753, 0.4376, 0.5313, 0.6724, 0.5408],
        [0.0645, 0.0471, 0.7440, 0.2061, 0.4404, 0.2277, 0.5841, 0.5455],
        [0.6645, 0.4337, 0.8776, 0.4873, 0.4567, 0.4745, 0.5866, 0.5565],
        [0.6834, 0.4593, 0.8890, 0.4265, 0.3717, 0.3716, 0.6853, 0.5162]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6195, 0.4101, 0.8650, 0.3917, 0.3575, 0.4033, 0.5800, 0.5650],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0012, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.055031666153809056
step:  86
running loss:  0.0006399030948117332
Train Steps: 86/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [0.6218, 0.4098, 0.7238, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6204, 0.4007, 0.7838, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6089, 0.4066, 0.8930, 0.4500, 0.3558, 0.3774, 0.5126, 0.5316],
        [0.6178, 0.4133, 0.8086, 0.5496, 0.3828, 0.4906, 0.7146, 0.5772],
        [0.5650, 0.3830, 0.7388, 0.1678, 0.4170, 0.2644, 0.6357, 0.5449],
        [0.5711, 0.3814, 0.8569, 0.3553, 0.3582, 0.3664, 0.5219, 0.5682],
        [0.6151, 0.3987, 0.7894, 0.2035, 0.4397, 0.1833, 0.6035, 0.5115],
        [0.6286, 0.4139, 0.8668, 0.5642, 0.4487, 0.4700, 0.5509, 0.5796],
        [0.5903, 0.3813, 0.9292, 0.4573, 0.3781, 0.5267, 0.6417, 0.4760],
        [0.6194, 0.4071, 0.9080, 0.4125, 0.3576, 0.3366, 0.5864, 0.5319]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.6218, 0.4098, 0.7237, 0.1850, 0.4238, 0.2517, 0.6288, 0.5350],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6204, 0.4007, 0.7837, 0.2100, 0.4475, 0.1733, 0.5825, 0.5167],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05537027501850389
step:  87
running loss:  0.000636439942741424
Train Steps: 87/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
        [0.6154, 0.4112, 0.7037, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6273,  0.3890,  0.8337,  0.2448,  0.4812,  0.1961,  0.6621,  0.5329],
        [ 0.5398,  0.3412,  0.7003,  0.2040,  0.4109,  0.1969,  0.5295,  0.5867],
        [ 0.6335,  0.3931,  0.9081,  0.4608,  0.3957,  0.5802,  0.7179,  0.5608],
        [ 0.6215,  0.3847,  0.8332,  0.2021,  0.4697,  0.2656,  0.6955,  0.5724],
        [ 0.0028, -0.0193,  0.7317,  0.1922,  0.4107,  0.2410,  0.5504,  0.5703],
        [ 0.6439,  0.4225,  0.8855,  0.4874,  0.3613,  0.4436,  0.5802,  0.5788],
        [ 0.6505,  0.4059,  0.8815,  0.5170,  0.3708,  0.3837,  0.5383,  0.5823],
        [ 0.6387,  0.4065,  0.8629,  0.5829,  0.3632,  0.4534,  0.5999,  0.4838]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4118, 0.8363, 0.2717, 0.4850, 0.1700, 0.6441, 0.5170],
         [0.6154, 0.4112, 0.7038, 0.2317, 0.4238, 0.1833, 0.5350, 0.5600],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05571220855927095
step:  88
running loss:  0.0006330932790826245
 Train Steps: 88/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
        [0.6111, 0.4033, 0.8300, 0.3267, 0.3588, 0.3333, 0.5444, 0.5637],
        [0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6125, 0.4076, 0.8488, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6336, 0.3862, 0.7997, 0.4040, 0.3665, 0.4314, 0.5084, 0.5298],
        [0.6450, 0.4073, 0.8902, 0.3394, 0.3426, 0.4122, 0.5901, 0.5705],
        [0.6138, 0.3758, 0.9187, 0.4917, 0.3973, 0.5376, 0.7533, 0.5515],
        [0.6018, 0.3784, 0.7607, 0.2297, 0.4623, 0.1590, 0.5976, 0.5293],
        [0.6231, 0.3946, 0.8374, 0.3192, 0.3491, 0.3294, 0.5278, 0.5643],
        [0.5974, 0.3757, 0.8539, 0.3863, 0.3613, 0.3103, 0.4865, 0.5473],
        [0.5614, 0.3451, 0.8446, 0.3562, 0.3489, 0.3618, 0.4804, 0.5477],
        [0.6163, 0.3803, 0.9144, 0.4768, 0.4139, 0.5283, 0.6034, 0.5241]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6229, 0.4086, 0.7538, 0.2600, 0.4775, 0.1617, 0.5900, 0.5383],
         [0.6111, 0.4033, 0.8300, 0.3267, 0.3587, 0.3333, 0.5444, 0.5637],
         [0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6125, 0.4076, 0.8487, 0.3883, 0.3700, 0.3683, 0.5026, 0.5505],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.056046031415462494
step:  89
running loss:  0.0006297306900613763
Train Steps: 89/90  Loss: 0.0006 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8850, 0.3000, 0.5363, 0.2250, 0.7343, 0.5771],
        [   nan,    nan, 0.7192, 0.2346, 0.4037, 0.2050, 0.5138, 0.5650],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6134, 0.4090, 0.6926, 0.2819, 0.3538, 0.3233, 0.5563, 0.5667]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0543, 0.0123, 0.8911, 0.3049, 0.5193, 0.2527, 0.7156, 0.5693],
        [0.0740, 0.0303, 0.7232, 0.2378, 0.4109, 0.2229, 0.4969, 0.5576],
        [0.6706, 0.4200, 0.8034, 0.2314, 0.4377, 0.2683, 0.6421, 0.5472],
        [0.6664, 0.4229, 0.8999, 0.4158, 0.4024, 0.2327, 0.5504, 0.5444],
        [0.6982, 0.4263, 0.9126, 0.4696, 0.4135, 0.5241, 0.6159, 0.5539],
        [0.6612, 0.4072, 0.6893, 0.3068, 0.3739, 0.2782, 0.5454, 0.5953],
        [0.6631, 0.4017, 0.9254, 0.4943, 0.3901, 0.5292, 0.6213, 0.4722],
        [0.6907, 0.4428, 0.7078, 0.2828, 0.3454, 0.3258, 0.5317, 0.5711]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8850, 0.3000, 0.5362, 0.2250, 0.7343, 0.5771],
         [0.0000, 0.0000, 0.7192, 0.2346, 0.4038, 0.2050, 0.5138, 0.5650],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6134, 0.4090, 0.6926, 0.2819, 0.3537, 0.3233, 0.5562, 0.5667]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.05668294767383486
step:  90
running loss:  0.0006298105297092762
Valid Steps: 10/10  Loss: nan 06 
--------------------------------------------------
Epoch: 9  Train Loss: 0.0006 Valid Loss: nan
--------------------------------------------------
size of train loader is:  90
torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6200, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
        [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6203, 0.4021, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6319, 0.4033, 0.8382, 0.5868, 0.4032, 0.4758, 0.5705, 0.6225],
        [0.6193, 0.4029, 0.8496, 0.5472, 0.3828, 0.3973, 0.6909, 0.5676],
        [0.6050, 0.3735, 0.8999, 0.4544, 0.3672, 0.5176, 0.5923, 0.5468],
        [0.5715, 0.3618, 0.8084, 0.2102, 0.4502, 0.1593, 0.6312, 0.5402],
        [0.6272, 0.3849, 0.8458, 0.4138, 0.3584, 0.4622, 0.5293, 0.5167],
        [0.6106, 0.3786, 0.9130, 0.4429, 0.3443, 0.4480, 0.6162, 0.4848],
        [0.6164, 0.3759, 0.8053, 0.2452, 0.4003, 0.2702, 0.5980, 0.5262],
        [0.6215, 0.3952, 0.8878, 0.5006, 0.3623, 0.3742, 0.5542, 0.5449]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6199, 0.3978, 0.8900, 0.4550, 0.3775, 0.5200, 0.6150, 0.5367],
         [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6203, 0.4020, 0.8780, 0.5031, 0.3667, 0.3882, 0.5842, 0.5405]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00033010990591719747
step:  1
running loss:  0.00033010990591719747
Train Steps: 1/90  Loss: 0.0003 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6278, 0.4253, 0.8875, 0.5017, 0.4113, 0.2750, 0.5413, 0.6196],
        [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0342, -0.0272,  0.8486,  0.2634,  0.4950,  0.2271,  0.7346,  0.5626],
        [ 0.6159,  0.4097,  0.8308,  0.5721,  0.3762,  0.4762,  0.6822,  0.5432],
        [ 0.5889,  0.3787,  0.8285,  0.4872,  0.3594,  0.4427,  0.5375,  0.4913],
        [ 0.6269,  0.4067,  0.8038,  0.3009,  0.3414,  0.3860,  0.6229,  0.5287],
        [ 0.6134,  0.3922,  0.8882,  0.4636,  0.3768,  0.4819,  0.6375,  0.4844],
        [ 0.6016,  0.3828,  0.8553,  0.4822,  0.4793,  0.4714,  0.5879,  0.5612],
        [ 0.6456,  0.4502,  0.8314,  0.4961,  0.4227,  0.2749,  0.5583,  0.5983],
        [ 0.5594,  0.3836,  0.7677,  0.3099,  0.3410,  0.2879,  0.4798,  0.5510]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6278, 0.4253, 0.8875, 0.5017, 0.4112, 0.2750, 0.5413, 0.6196],
         [0.6136, 0.4060, 0.8025, 0.3217, 0.3650, 0.3000, 0.5060, 0.5646]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0007069317507557571
step:  2
running loss:  0.00035346587537787855
 Train Steps: 2/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6128, 0.4022, 0.8738, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
        [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6238, 0.5350],
        [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
        [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
        [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5574, 0.3672, 0.7911, 0.3417, 0.3739, 0.2880, 0.5773, 0.5484],
        [0.5857, 0.4212, 0.7881, 0.5672, 0.3776, 0.4325, 0.5911, 0.6166],
        [0.5877, 0.4114, 0.8576, 0.5004, 0.4741, 0.4730, 0.5572, 0.5137],
        [0.5858, 0.3907, 0.8654, 0.4103, 0.3588, 0.5215, 0.6651, 0.5400],
        [0.6192, 0.4234, 0.7952, 0.2539, 0.4438, 0.1704, 0.6434, 0.4868],
        [0.5735, 0.3856, 0.8259, 0.5744, 0.4119, 0.4878, 0.5524, 0.4930],
        [0.6191, 0.4261, 0.8729, 0.4594, 0.4652, 0.4792, 0.6136, 0.5484],
        [0.6088, 0.4250, 0.8484, 0.4860, 0.4031, 0.4150, 0.5401, 0.5447]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6128, 0.4022, 0.8737, 0.5067, 0.4983, 0.5231, 0.5364, 0.5064],
         [0.6164, 0.4076, 0.8838, 0.4117, 0.3713, 0.5550, 0.6237, 0.5350],
         [0.6260, 0.4106, 0.8025, 0.2583, 0.4550, 0.1867, 0.6281, 0.4869],
         [0.6060, 0.3924, 0.8450, 0.5717, 0.4200, 0.5217, 0.5253, 0.4752],
         [0.6107, 0.4013, 0.8700, 0.4650, 0.5049, 0.5176, 0.5850, 0.5550],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0011995541281066835
step:  3
running loss:  0.00039985137603556115
Train Steps: 3/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
        [0.6193, 0.4079, 0.7288, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6314, 0.4107, 0.8750, 0.5100, 0.3788, 0.4900, 0.7121, 0.5864],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5633, 0.3993, 0.8716, 0.4412, 0.3910, 0.5889, 0.5730, 0.5090],
        [0.6544, 0.4508, 0.7246, 0.2789, 0.4351, 0.2671, 0.5843, 0.6092],
        [0.5153, 0.3684, 0.8457, 0.2617, 0.5448, 0.2269, 0.7136, 0.5446],
        [0.5525, 0.3710, 0.9015, 0.4977, 0.3737, 0.4679, 0.6343, 0.5163],
        [0.6168, 0.4171, 0.7332, 0.2345, 0.4105, 0.2477, 0.5846, 0.5238],
        [0.6235, 0.4353, 0.6781, 0.2241, 0.4157, 0.1958, 0.5455, 0.5421],
        [0.5919, 0.4037, 0.8823, 0.5418, 0.3836, 0.4859, 0.7154, 0.5731],
        [0.5329, 0.3702, 0.8681, 0.5204, 0.4421, 0.5144, 0.5354, 0.4807]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6113, 0.4104, 0.8650, 0.4250, 0.3925, 0.5967, 0.5787, 0.5116],
         [0.6193, 0.4078, 0.7287, 0.2500, 0.4250, 0.2550, 0.5989, 0.6266],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6264, 0.3972, 0.8853, 0.4771, 0.3853, 0.4511, 0.6293, 0.5334],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6314, 0.4107, 0.8750, 0.5100, 0.3787, 0.4900, 0.7121, 0.5864],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.001964781025890261
step:  4
running loss:  0.0004911952564725652
Train Steps: 4/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [0.6262, 0.4163, 0.8850, 0.5183, 0.3763, 0.4150, 0.6025, 0.5500],
        [0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6021, 0.4175, 0.8881, 0.4239, 0.3671, 0.4225, 0.6052, 0.5651],
        [0.6143, 0.4123, 0.8668, 0.5317, 0.4316, 0.5661, 0.6044, 0.5064],
        [0.5993, 0.4155, 0.8203, 0.3317, 0.3824, 0.3246, 0.5612, 0.5325],
        [0.6159, 0.4190, 0.7533, 0.2214, 0.4518, 0.1878, 0.5800, 0.5094],
        [0.6217, 0.4305, 0.8700, 0.4981, 0.4964, 0.5245, 0.5738, 0.5462],
        [0.6181, 0.4288, 0.8747, 0.5019, 0.3862, 0.4134, 0.5927, 0.5407],
        [0.5921, 0.3948, 0.7740, 0.3583, 0.3586, 0.3819, 0.5415, 0.5482],
        [0.6055, 0.4110, 0.7385, 0.2399, 0.3841, 0.3300, 0.6114, 0.5342]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.6262, 0.4163, 0.8850, 0.5183, 0.3762, 0.4150, 0.6025, 0.5500],
         [0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0001, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0001, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0021081157465232536
step:  5
running loss:  0.0004216231493046507
Train Steps: 5/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6152, 0.4131, 0.6863, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
        [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
        [0.6161, 0.4099, 0.8738, 0.4383, 0.3788, 0.5483, 0.5605, 0.5019],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6132, 0.4043, 0.9107, 0.4013, 0.3892, 0.3707, 0.5962, 0.5043],
        [0.0139, 0.0169, 0.7506, 0.2564, 0.4062, 0.2713, 0.5084, 0.5668],
        [0.6754, 0.4624, 0.7043, 0.2228, 0.4741, 0.1872, 0.5517, 0.5211],
        [0.6439, 0.4191, 0.8781, 0.5365, 0.4522, 0.5445, 0.6816, 0.5261],
        [0.6293, 0.4285, 0.6871, 0.2469, 0.3909, 0.3598, 0.5914, 0.5490],
        [0.6005, 0.4066, 0.7894, 0.4102, 0.3767, 0.3983, 0.5329, 0.5549],
        [0.6179, 0.4132, 0.9037, 0.4317, 0.3969, 0.5640, 0.5869, 0.5120],
        [0.6048, 0.4038, 0.9222, 0.3448, 0.4445, 0.3862, 0.7535, 0.5470]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6152, 0.4131, 0.6862, 0.2567, 0.3625, 0.3300, 0.5765, 0.5305],
         [0.6124, 0.4075, 0.7696, 0.4153, 0.3475, 0.3767, 0.5157, 0.5427],
         [0.6161, 0.4099, 0.8737, 0.4383, 0.3787, 0.5483, 0.5605, 0.5019],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.002486242665327154
step:  6
running loss:  0.0004143737775545257
 Train Steps: 6/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6095, 0.3970, 0.8688, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6171, 0.4000, 0.8989, 0.4624, 0.4872, 0.5078, 0.5293, 0.5201],
        [0.6218, 0.4176, 0.8943, 0.4584, 0.3685, 0.3988, 0.5197, 0.5399],
        [0.6205, 0.4179, 0.7013, 0.2469, 0.4153, 0.2526, 0.5713, 0.5631],
        [0.6313, 0.3969, 0.8684, 0.5323, 0.4041, 0.4980, 0.6304, 0.5513],
        [0.6323, 0.4256, 0.6733, 0.2832, 0.3674, 0.3227, 0.5471, 0.5779],
        [0.6289, 0.3980, 0.8613, 0.5977, 0.3881, 0.5231, 0.6237, 0.4799],
        [0.6523, 0.4320, 0.8302, 0.2181, 0.4760, 0.2077, 0.6532, 0.5335],
        [0.6019, 0.3899, 0.8802, 0.3725, 0.3655, 0.4080, 0.6073, 0.5136]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6095, 0.3970, 0.8687, 0.4767, 0.4860, 0.4879, 0.5191, 0.4940],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6168, 0.4111, 0.6517, 0.2875, 0.3688, 0.2817, 0.5228, 0.5837],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6201, 0.4036, 0.8596, 0.3850, 0.3492, 0.3785, 0.5978, 0.5131]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0027903580776182935
step:  7
running loss:  0.0003986225825168991
Train Steps: 7/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6098, 0.3991, 0.8638, 0.4717, 0.4263, 0.4967, 0.5212, 0.5650],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6655, 0.4275, 0.8717, 0.5391, 0.4057, 0.5384, 0.5896, 0.5467],
        [0.5990, 0.3900, 0.8523, 0.4329, 0.3639, 0.4221, 0.4961, 0.5334],
        [0.6059, 0.3806, 0.8612, 0.4520, 0.4181, 0.5171, 0.5301, 0.5463],
        [0.6200, 0.3915, 0.8680, 0.5255, 0.3656, 0.4592, 0.6387, 0.5337],
        [0.6142, 0.4028, 0.8463, 0.3289, 0.4391, 0.2495, 0.5600, 0.5419],
        [0.6230, 0.4021, 0.8543, 0.5149, 0.3631, 0.4069, 0.5589, 0.5789],
        [0.6494, 0.4203, 0.8158, 0.2036, 0.4982, 0.1942, 0.6319, 0.4887],
        [0.6183, 0.3849, 0.8135, 0.5679, 0.3800, 0.4807, 0.5747, 0.5301]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6098, 0.3991, 0.8637, 0.4717, 0.4263, 0.4967, 0.5213, 0.5650],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6179, 0.3961, 0.8347, 0.6020, 0.3887, 0.4624, 0.5714, 0.5373]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.003120287772617303
step:  8
running loss:  0.00039003597157716285
Train Steps: 8/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4103, 0.8950, 0.4400, 0.3912, 0.5650, 0.6050, 0.5133],
        [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6083, 0.3957, 0.8638, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
        [0.6229, 0.4107, 0.8137, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
        [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6907, 0.4464, 0.8934, 0.4423, 0.3799, 0.5879, 0.5853, 0.5208],
        [0.6341, 0.4092, 0.8970, 0.4907, 0.3774, 0.4600, 0.5645, 0.5343],
        [0.6480, 0.3964, 0.8914, 0.4762, 0.3615, 0.3755, 0.6009, 0.5030],
        [0.6196, 0.3916, 0.8647, 0.4987, 0.4383, 0.5247, 0.5082, 0.4973],
        [0.6607, 0.4309, 0.7277, 0.1843, 0.4020, 0.2626, 0.5911, 0.5482],
        [0.6550, 0.4048, 0.8476, 0.5480, 0.3676, 0.4864, 0.7078, 0.5719],
        [0.6345, 0.4082, 0.8107, 0.2881, 0.4759, 0.1987, 0.5459, 0.5407],
        [0.6141, 0.3883, 0.8778, 0.4642, 0.3770, 0.4266, 0.5691, 0.5419]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4103, 0.8950, 0.4400, 0.3913, 0.5650, 0.6050, 0.5133],
         [0.6219, 0.4089, 0.8938, 0.4800, 0.3825, 0.4450, 0.5850, 0.5200],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6083, 0.3957, 0.8637, 0.4950, 0.4363, 0.5083, 0.5346, 0.4980],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6339, 0.4081, 0.8425, 0.5417, 0.3850, 0.4833, 0.7335, 0.5760],
         [0.6229, 0.4107, 0.8138, 0.2883, 0.4750, 0.1717, 0.5813, 0.5400],
         [0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0034082017227774486
step:  9
running loss:  0.0003786890803086054
Train Steps: 9/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8300, 0.3150, 0.3588, 0.3383, 0.5208, 0.5194],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6263, 0.4039, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
        [0.6081, 0.3950, 0.8538, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.0015, -0.0031,  0.7993,  0.3112,  0.3631,  0.3143,  0.5292,  0.5382],
        [ 0.6202,  0.3914,  0.8323,  0.4142,  0.3660,  0.4016,  0.5376,  0.5640],
        [ 0.6413,  0.4078,  0.7725,  0.3255,  0.3465,  0.4617,  0.6007,  0.5419],
        [ 0.6826,  0.4191,  0.8940,  0.4635,  0.3621,  0.4411,  0.6330,  0.4861],
        [ 0.6830,  0.4369,  0.7711,  0.2781,  0.4563,  0.1491,  0.5781,  0.5318],
        [ 0.6227,  0.3945,  0.7264,  0.2345,  0.4269,  0.1709,  0.5418,  0.5762],
        [ 0.6921,  0.4178,  0.8874,  0.4984,  0.3737,  0.3784,  0.6353,  0.5010],
        [ 0.6811,  0.4307,  0.8601,  0.4722,  0.3757,  0.4662,  0.5190,  0.4957]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8300, 0.3150, 0.3587, 0.3383, 0.5208, 0.5194],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6263, 0.4038, 0.9000, 0.4400, 0.3625, 0.4667, 0.6424, 0.4804],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
         [0.6081, 0.3950, 0.8537, 0.4667, 0.3850, 0.4917, 0.5342, 0.4954]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0039045417652232572
step:  10
running loss:  0.0003904541765223257
 Train Steps: 10/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6111, 0.3954, 0.8494, 0.5584, 0.3472, 0.3372, 0.5197, 0.5469],
        [0.5739, 0.3684, 0.8690, 0.3896, 0.3697, 0.4466, 0.5364, 0.5605],
        [0.6279, 0.3980, 0.8315, 0.5804, 0.3685, 0.3994, 0.6520, 0.5557],
        [0.6394, 0.4043, 0.8134, 0.2342, 0.3990, 0.2662, 0.6132, 0.5075],
        [0.5666, 0.3551, 0.8625, 0.4179, 0.3445, 0.4102, 0.5713, 0.5328],
        [0.6321, 0.3944, 0.8275, 0.2332, 0.4824, 0.2432, 0.6758, 0.5559],
        [0.6157, 0.3995, 0.7224, 0.1973, 0.4033, 0.2224, 0.5934, 0.5523],
        [0.6081, 0.3950, 0.8581, 0.3306, 0.4382, 0.1855, 0.5523, 0.5056]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6274, 0.4099, 0.8625, 0.3233, 0.4400, 0.1983, 0.5876, 0.4869]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0043209217401454225
step:  11
running loss:  0.0003928110672859475
Train Steps: 11/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4013, 0.8525, 0.5417, 0.4037, 0.5117, 0.6325, 0.5017],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [0.6100, 0.4016, 0.8600, 0.5067, 0.4612, 0.5233, 0.5086, 0.5519],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6466, 0.4067, 0.8561, 0.5692, 0.3907, 0.4857, 0.6159, 0.4922],
        [0.5812, 0.3606, 0.8624, 0.5676, 0.3698, 0.4190, 0.5720, 0.5218],
        [0.6026, 0.3910, 0.8887, 0.4900, 0.3473, 0.4561, 0.5905, 0.5322],
        [0.6874, 0.4356, 0.8931, 0.3268, 0.3932, 0.2698, 0.6987, 0.5500],
        [0.6209, 0.3994, 0.7293, 0.2280, 0.3702, 0.2973, 0.6075, 0.5366],
        [0.6020, 0.3824, 0.9123, 0.4212, 0.3538, 0.4350, 0.6238, 0.4767],
        [0.6339, 0.4077, 0.8634, 0.5291, 0.4464, 0.4912, 0.4958, 0.5456],
        [0.6225, 0.3932, 0.8367, 0.2665, 0.4396, 0.2139, 0.6829, 0.5355]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4013, 0.8525, 0.5417, 0.4038, 0.5117, 0.6325, 0.5017],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.6100, 0.4016, 0.8600, 0.5067, 0.4613, 0.5233, 0.5086, 0.5519],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.004716772076790221
step:  12
running loss:  0.0003930643397325184
Train Steps: 12/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.3957, 0.8700, 0.4817, 0.4662, 0.5133, 0.5800, 0.5517],
        [0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6150, 0.3924, 0.8681, 0.4778, 0.4595, 0.5068, 0.6044, 0.5595],
        [0.6532, 0.4270, 0.8590, 0.3559, 0.3754, 0.2603, 0.5552, 0.5468],
        [0.6754, 0.4331, 0.9025, 0.3900, 0.4097, 0.2071, 0.6262, 0.5093],
        [0.6148, 0.4029, 0.8485, 0.5439, 0.3948, 0.4812, 0.5710, 0.5134],
        [0.6420, 0.4042, 0.8782, 0.5306, 0.3821, 0.4582, 0.6024, 0.5224],
        [0.6530, 0.4177, 0.8900, 0.3976, 0.3744, 0.4545, 0.6184, 0.5700],
        [0.0528, 0.0365, 0.6978, 0.2690, 0.3843, 0.2045, 0.5725, 0.5857],
        [0.6206, 0.4146, 0.7602, 0.2088, 0.3685, 0.2788, 0.6094, 0.5118]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.3957, 0.8700, 0.4817, 0.4663, 0.5133, 0.5800, 0.5517],
         [0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00511384145647753
step:  13
running loss:  0.0003933724197290408
Train Steps: 13/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4078, 0.8063, 0.2267, 0.4788, 0.1533, 0.5953, 0.4913],
        [0.6255, 0.4017, 0.8688, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
        [0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6199, 0.4102, 0.8950, 0.4417, 0.4012, 0.5367, 0.6112, 0.5967],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
        [   nan,    nan, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
        [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6139,  0.3975,  0.7991,  0.2557,  0.4762,  0.1688,  0.6188,  0.5154],
        [ 0.6325,  0.4076,  0.8653,  0.3249,  0.3729,  0.3577,  0.6646,  0.5236],
        [ 0.5999,  0.3938,  0.6965,  0.2217,  0.3897,  0.2614,  0.5847,  0.5240],
        [ 0.6546,  0.4266,  0.9047,  0.4479,  0.4026,  0.5428,  0.6200,  0.5899],
        [ 0.6073,  0.4046,  0.8692,  0.3171,  0.4470,  0.2431,  0.6499,  0.5239],
        [-0.0289, -0.0041,  0.7068,  0.2008,  0.4259,  0.2260,  0.5732,  0.5807],
        [ 0.5991,  0.3933,  0.8810,  0.4519,  0.3926,  0.5543,  0.6291,  0.5463],
        [ 0.6007,  0.4034,  0.8795,  0.4790,  0.3675,  0.4355,  0.5861,  0.5176]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4078, 0.8062, 0.2267, 0.4787, 0.1533, 0.5953, 0.4913],
         [0.6255, 0.4017, 0.8687, 0.3217, 0.3638, 0.3550, 0.6344, 0.4901],
         [0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6199, 0.4102, 0.8950, 0.4417, 0.4013, 0.5367, 0.6112, 0.5967],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200],
         [0.0000, 0.0000, 0.6935, 0.1930, 0.4150, 0.2250, 0.5450, 0.5650],
         [0.6193, 0.3930, 0.8949, 0.4437, 0.3852, 0.5435, 0.6263, 0.5263],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005352006017346866
step:  14
running loss:  0.00038228614409620477
 Train Steps: 14/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
        [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
        [0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
        [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
        [   nan,    nan, 0.8938, 0.2850, 0.4662, 0.3117, 0.7406, 0.5528]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6304, 0.4434, 0.8698, 0.3517, 0.3991, 0.2967, 0.6378, 0.5092],
        [0.6057, 0.4039, 0.8408, 0.5369, 0.3770, 0.4544, 0.5819, 0.5145],
        [0.6102, 0.4243, 0.8122, 0.2548, 0.3479, 0.3743, 0.5690, 0.5382],
        [0.6166, 0.4169, 0.8540, 0.4114, 0.3589, 0.5225, 0.5643, 0.5030],
        [0.5879, 0.4055, 0.9096, 0.4521, 0.4069, 0.2987, 0.7183, 0.5450],
        [0.5678, 0.3852, 0.8754, 0.3586, 0.4418, 0.2730, 0.6236, 0.5102],
        [0.6362, 0.4257, 0.8712, 0.5049, 0.3944, 0.5445, 0.6412, 0.5012],
        [0.0803, 0.0648, 0.8858, 0.2733, 0.4625, 0.3084, 0.7475, 0.5582]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4102, 0.8938, 0.3667, 0.4025, 0.2833, 0.6275, 0.5183],
         [0.6202, 0.3983, 0.8555, 0.5429, 0.3842, 0.4370, 0.5866, 0.5398],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6026, 0.3979, 0.8550, 0.4233, 0.3613, 0.5233, 0.5582, 0.4967],
         [0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6364, 0.4154, 0.8938, 0.3717, 0.4500, 0.2583, 0.6448, 0.5285],
         [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
         [0.0000, 0.0000, 0.8938, 0.2850, 0.4663, 0.3117, 0.7406, 0.5528]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.005812907431391068
step:  15
running loss:  0.00038752716209273786
Train Steps: 15/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6233, 0.4091, 0.8100, 0.2950, 0.3563, 0.3883, 0.6013, 0.5200],
        [0.6250, 0.3993, 0.9138, 0.4333, 0.3763, 0.5217, 0.6995, 0.5320],
        [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6251, 0.4163, 0.8662, 0.4467, 0.3625, 0.3567, 0.6038, 0.5533],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0263, 0.0256, 0.6932, 0.1956, 0.4421, 0.2121, 0.5592, 0.5668],
        [0.5857, 0.3967, 0.7539, 0.1916, 0.4034, 0.2748, 0.6176, 0.5288],
        [0.6044, 0.4116, 0.8246, 0.3053, 0.3672, 0.4163, 0.6139, 0.5282],
        [0.6559, 0.4351, 0.9174, 0.4294, 0.3850, 0.5451, 0.6995, 0.5243],
        [0.6037, 0.4098, 0.8734, 0.4678, 0.3612, 0.3758, 0.5414, 0.5704],
        [0.5970, 0.4016, 0.8845, 0.4692, 0.4716, 0.5759, 0.6031, 0.5291],
        [0.6008, 0.4041, 0.8873, 0.4476, 0.3542, 0.3747, 0.5981, 0.5399],
        [0.6103, 0.4158, 0.8827, 0.3146, 0.4869, 0.2184, 0.6485, 0.5120]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.6488, 0.1817, 0.4325, 0.1867, 0.5475, 0.5733],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6233, 0.4091, 0.8100, 0.2950, 0.3562, 0.3883, 0.6012, 0.5200],
         [0.6250, 0.3993, 0.9137, 0.4333, 0.3762, 0.5217, 0.6995, 0.5320],
         [0.6130, 0.4072, 0.8550, 0.4567, 0.3638, 0.3667, 0.5290, 0.5892],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6252, 0.4162, 0.8662, 0.4467, 0.3625, 0.3567, 0.6037, 0.5533],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.006098556055803783
step:  16
running loss:  0.00038115975348773645
Train Steps: 16/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869],
        [0.6143, 0.4040, 0.8237, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6115, 0.3998, 0.7063, 0.2383, 0.4037, 0.1950, 0.5320, 0.4993],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5833, 0.3842, 0.8821, 0.4733, 0.3704, 0.4449, 0.5607, 0.5791],
        [0.5857, 0.3952, 0.8461, 0.5062, 0.4464, 0.5468, 0.5452, 0.5381],
        [0.5606, 0.3757, 0.8263, 0.1889, 0.4795, 0.2077, 0.6426, 0.4731],
        [0.5283, 0.3615, 0.8104, 0.3245, 0.4075, 0.2385, 0.5421, 0.5131],
        [0.5866, 0.3970, 0.8141, 0.2517, 0.3591, 0.3805, 0.5958, 0.5653],
        [0.5578, 0.3751, 0.7063, 0.2147, 0.4096, 0.2207, 0.5562, 0.5014],
        [0.6209, 0.3995, 0.8981, 0.4447, 0.3939, 0.5215, 0.6618, 0.4925],
        [0.5742, 0.4028, 0.8075, 0.3001, 0.4348, 0.2643, 0.5919, 0.5839]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869],
         [0.6143, 0.4040, 0.8238, 0.3333, 0.4075, 0.2117, 0.5137, 0.4973],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6115, 0.3998, 0.7063, 0.2383, 0.4038, 0.1950, 0.5320, 0.4993],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00670615334820468
step:  17
running loss:  0.00039447960871792236
Train Steps: 17/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6111, 0.3995, 0.8788, 0.4567, 0.3813, 0.4833, 0.5450, 0.5700],
        [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
        [0.6311, 0.3998, 0.7975, 0.5767, 0.3838, 0.4850, 0.7327, 0.5343],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609],
        [0.6250, 0.4146, 0.8838, 0.3933, 0.3588, 0.4283, 0.6162, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6088, 0.4146, 0.8243, 0.4837, 0.4125, 0.5085, 0.4962, 0.5246],
        [0.5454, 0.3526, 0.7500, 0.1850, 0.4105, 0.2336, 0.5899, 0.5240],
        [0.6472, 0.4219, 0.8957, 0.2913, 0.4292, 0.4209, 0.6909, 0.5476],
        [0.6005, 0.4060, 0.8789, 0.4457, 0.3934, 0.4989, 0.5180, 0.5573],
        [0.6391, 0.4281, 0.9070, 0.4751, 0.3749, 0.4296, 0.6496, 0.5202],
        [0.6069, 0.3982, 0.7994, 0.5490, 0.3786, 0.4836, 0.7198, 0.5246],
        [0.5879, 0.3833, 0.8961, 0.4360, 0.4143, 0.5762, 0.6696, 0.5471],
        [0.6208, 0.4172, 0.8873, 0.3753, 0.3730, 0.4114, 0.5894, 0.5254]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6186, 0.3967, 0.7337, 0.1992, 0.4120, 0.2508, 0.6105, 0.5395],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6111, 0.3995, 0.8788, 0.4567, 0.3812, 0.4833, 0.5450, 0.5700],
         [0.6271, 0.4081, 0.9081, 0.4894, 0.3700, 0.4283, 0.6661, 0.5274],
         [0.6311, 0.3998, 0.7975, 0.5767, 0.3837, 0.4850, 0.7327, 0.5343],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609],
         [0.6250, 0.4146, 0.8838, 0.3933, 0.3587, 0.4283, 0.6162, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007039182659354992
step:  18
running loss:  0.00039106570329749957
 Train Steps: 18/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6357, 0.4118, 0.8400, 0.2500, 0.5413, 0.1633, 0.6725, 0.5586],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5953,  0.3860,  0.8574,  0.4379,  0.4426,  0.2795,  0.5448,  0.6258],
        [ 0.6346,  0.3960,  0.8043,  0.1938,  0.4684,  0.1988,  0.6204,  0.5387],
        [ 0.6455,  0.4134,  0.8872,  0.5100,  0.3674,  0.5438,  0.5928,  0.5578],
        [ 0.6155,  0.3911,  0.8685,  0.5148,  0.4183,  0.5489,  0.5997,  0.5189],
        [ 0.5396,  0.3379,  0.7125,  0.1986,  0.4258,  0.1941,  0.5334,  0.5251],
        [ 0.6262,  0.3989,  0.8644,  0.2575,  0.4861,  0.2410,  0.6567,  0.5455],
        [ 0.6301,  0.3905,  0.8583,  0.2206,  0.5306,  0.2024,  0.6591,  0.5488],
        [ 0.0209, -0.0096,  0.7140,  0.2022,  0.4335,  0.1930,  0.5282,  0.5127]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6154, 0.4048, 0.7100, 0.2067, 0.4338, 0.1667, 0.5413, 0.5220],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6357, 0.4118, 0.8400, 0.2500, 0.5412, 0.1633, 0.6725, 0.5586],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00753981365414802
step:  19
running loss:  0.00039683229758673787
Train Steps: 19/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
        [0.6200, 0.4059, 0.8700, 0.4900, 0.4163, 0.5000, 0.6162, 0.5467],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6439, 0.4007, 0.8235, 0.3386, 0.3773, 0.2824, 0.5642, 0.5577],
        [0.6291, 0.3961, 0.8844, 0.4833, 0.4212, 0.4785, 0.6076, 0.5477],
        [0.6298, 0.3989, 0.8760, 0.5110, 0.4461, 0.4928, 0.5428, 0.5114],
        [0.6189, 0.3918, 0.7877, 0.2282, 0.3809, 0.2835, 0.5803, 0.5645],
        [0.6044, 0.4022, 0.7587, 0.2884, 0.3577, 0.4086, 0.5835, 0.5339],
        [0.6266, 0.3994, 0.8935, 0.4803, 0.4208, 0.5055, 0.5916, 0.5261],
        [0.6269, 0.3987, 0.7843, 0.2327, 0.4596, 0.1697, 0.6159, 0.5375],
        [0.6304, 0.4008, 0.8788, 0.4662, 0.3646, 0.4020, 0.5589, 0.5101]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6108, 0.4011, 0.8037, 0.3400, 0.3700, 0.2933, 0.5658, 0.5617],
         [0.6199, 0.4059, 0.8700, 0.4900, 0.4162, 0.5000, 0.6162, 0.5467],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6236, 0.4084, 0.7738, 0.2133, 0.3663, 0.3233, 0.5813, 0.5567],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.6214, 0.4116, 0.7750, 0.2317, 0.4487, 0.1883, 0.6200, 0.5400],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.007740936329355463
step:  20
running loss:  0.00038704681646777316
Train Steps: 20/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6170, 0.4102, 0.7468, 0.3695, 0.3463, 0.3767, 0.5238, 0.5823],
        [0.6299, 0.4008, 0.8450, 0.5350, 0.4213, 0.5000, 0.6350, 0.5100],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6278, 0.4253, 0.8875, 0.5017, 0.4113, 0.2750, 0.5413, 0.6196],
        [0.6198, 0.4130, 0.8762, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6662,  0.4223,  0.7406,  0.3587,  0.3473,  0.3636,  0.5362,  0.5764],
        [ 0.6988,  0.4409,  0.8367,  0.5339,  0.4200,  0.4791,  0.6176,  0.5213],
        [ 0.6454,  0.4078,  0.8821,  0.3713,  0.4065,  0.2698,  0.6423,  0.5060],
        [ 0.0193, -0.0011,  0.7563,  0.2482,  0.3874,  0.2615,  0.5023,  0.5327],
        [ 0.6599,  0.4391,  0.8735,  0.4986,  0.4344,  0.2519,  0.5618,  0.6114],
        [ 0.6724,  0.4471,  0.8753,  0.4173,  0.3714,  0.4785,  0.5753,  0.5135],
        [ 0.6454,  0.4219,  0.8223,  0.3016,  0.3528,  0.3894,  0.6167,  0.5270],
        [ 0.1428,  0.0750,  0.8914,  0.3256,  0.5149,  0.1905,  0.6792,  0.5704]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6170, 0.4102, 0.7468, 0.3695, 0.3462, 0.3767, 0.5238, 0.5823],
         [0.6299, 0.4008, 0.8450, 0.5350, 0.4212, 0.5000, 0.6350, 0.5100],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6278, 0.4253, 0.8875, 0.5017, 0.4112, 0.2750, 0.5413, 0.6196],
         [0.6198, 0.4130, 0.8763, 0.4117, 0.3650, 0.4900, 0.5707, 0.5103],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008517837704857811
step:  21
running loss:  0.0004056113192789434
Train Steps: 21/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6038, 0.3946, 0.8413, 0.4883, 0.3563, 0.4550, 0.5266, 0.4693],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6197, 0.4051, 0.7812, 0.2650, 0.3513, 0.4050, 0.6112, 0.5500],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5720, 0.3776, 0.8345, 0.4755, 0.3489, 0.4654, 0.5330, 0.5079],
        [0.5836, 0.3819, 0.8806, 0.5104, 0.3676, 0.3222, 0.6156, 0.5192],
        [0.6031, 0.3888, 0.7692, 0.2578, 0.3459, 0.3895, 0.6086, 0.5580],
        [0.6142, 0.4031, 0.8418, 0.5832, 0.3648, 0.4312, 0.6062, 0.4846],
        [0.6351, 0.4040, 0.8955, 0.3888, 0.4027, 0.2019, 0.5870, 0.4993],
        [0.5938, 0.3881, 0.8417, 0.3796, 0.3461, 0.3908, 0.5894, 0.5815],
        [0.5953, 0.3816, 0.7752, 0.2554, 0.4761, 0.1240, 0.5810, 0.5446],
        [0.5647, 0.3757, 0.8465, 0.4529, 0.4370, 0.2333, 0.5333, 0.6345]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6038, 0.3946, 0.8413, 0.4883, 0.3562, 0.4550, 0.5266, 0.4693],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6197, 0.4051, 0.7812, 0.2650, 0.3512, 0.4050, 0.6112, 0.5500],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.008867989556165412
step:  22
running loss:  0.0004030904343711551
 Train Steps: 22/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
        [0.6200, 0.4112, 0.8862, 0.4100, 0.3638, 0.4917, 0.6088, 0.6050],
        [0.6296, 0.4045, 0.9138, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
        [0.6273, 0.4110, 0.8900, 0.3817, 0.4188, 0.2167, 0.5858, 0.4835],
        [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6024, 0.3981, 0.8128, 0.2590, 0.4556, 0.2491, 0.6595, 0.5584],
        [0.5549, 0.3711, 0.8749, 0.5209, 0.3631, 0.4099, 0.4960, 0.5748],
        [0.5520, 0.3803, 0.8692, 0.4278, 0.3688, 0.4868, 0.5845, 0.5944],
        [0.6277, 0.4208, 0.8766, 0.4481, 0.3989, 0.4240, 0.6891, 0.5475],
        [0.6073, 0.4031, 0.8811, 0.4218, 0.4144, 0.2082, 0.5623, 0.4811],
        [0.5931, 0.3978, 0.7811, 0.3136, 0.3934, 0.2683, 0.5637, 0.5376],
        [0.6119, 0.4190, 0.8744, 0.4121, 0.3878, 0.2531, 0.6042, 0.5076],
        [0.5991, 0.3918, 0.8556, 0.3521, 0.4053, 0.2951, 0.6678, 0.5565]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6176, 0.4030, 0.8850, 0.4850, 0.3688, 0.4050, 0.5312, 0.5783],
         [0.6200, 0.4112, 0.8863, 0.4100, 0.3638, 0.4917, 0.6087, 0.6050],
         [0.6296, 0.4045, 0.9137, 0.4100, 0.4232, 0.4242, 0.7422, 0.5297],
         [0.6273, 0.4110, 0.8900, 0.3817, 0.4187, 0.2167, 0.5858, 0.4835],
         [0.6219, 0.4114, 0.8175, 0.2817, 0.3925, 0.2783, 0.5900, 0.5350],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6254, 0.4076, 0.8700, 0.3267, 0.4150, 0.3083, 0.7050, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.009468808741075918
step:  23
running loss:  0.00041168733656851816
Train Steps: 23/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [0.6128, 0.4084, 0.8738, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6148, 0.4041, 0.8155, 0.2686, 0.4448, 0.1657, 0.6586, 0.5228],
        [0.6045, 0.4073, 0.8558, 0.5662, 0.4406, 0.4801, 0.5450, 0.5344],
        [0.6265, 0.4334, 0.8728, 0.4929, 0.3422, 0.3535, 0.5344, 0.5387],
        [0.6185, 0.4159, 0.8433, 0.5764, 0.3751, 0.4169, 0.5593, 0.4895],
        [0.5972, 0.3902, 0.8796, 0.4573, 0.4146, 0.5011, 0.6148, 0.5498],
        [0.6242, 0.4118, 0.8383, 0.6012, 0.3855, 0.4754, 0.5471, 0.5078],
        [0.6271, 0.4017, 0.8617, 0.5176, 0.3983, 0.4823, 0.6515, 0.5281],
        [0.6338, 0.4183, 0.8594, 0.3378, 0.4281, 0.2242, 0.6443, 0.5128]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.6127, 0.4084, 0.8737, 0.4683, 0.3613, 0.3700, 0.4960, 0.5397],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6250, 0.3961, 0.8672, 0.4929, 0.4199, 0.4972, 0.6312, 0.5301],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.00983630126575008
step:  24
running loss:  0.00040984588607292
Train Steps: 24/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
        [0.6357, 0.4097, 0.9038, 0.3883, 0.4213, 0.2950, 0.6686, 0.5390],
        [0.6299, 0.4303, 0.7963, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5478, 0.3742, 0.7595, 0.3074, 0.3959, 0.2678, 0.5664, 0.5896],
        [0.5971, 0.4027, 0.8927, 0.3894, 0.4067, 0.2946, 0.6613, 0.5152],
        [0.6388, 0.4374, 0.8103, 0.4226, 0.4771, 0.2424, 0.5317, 0.6015],
        [0.6420, 0.4268, 0.8663, 0.2420, 0.5460, 0.2147, 0.7460, 0.5467],
        [0.5977, 0.3995, 0.7534, 0.2410, 0.3814, 0.2896, 0.6142, 0.5233],
        [0.6387, 0.4289, 0.8900, 0.4843, 0.3351, 0.3626, 0.6269, 0.4801],
        [0.5766, 0.3897, 0.7768, 0.3512, 0.3272, 0.4412, 0.5664, 0.5261],
        [0.5779, 0.3848, 0.8936, 0.4680, 0.4346, 0.6008, 0.6111, 0.5183]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6168, 0.4055, 0.7575, 0.2950, 0.4050, 0.2717, 0.5938, 0.6167],
         [0.6357, 0.4097, 0.9038, 0.3883, 0.4212, 0.2950, 0.6686, 0.5390],
         [0.6299, 0.4303, 0.7962, 0.3933, 0.4850, 0.2283, 0.5480, 0.6222],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6100, 0.4071, 0.7601, 0.3444, 0.3400, 0.4117, 0.5625, 0.5617],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010191787354415283
step:  25
running loss:  0.00040767149417661133
Train Steps: 25/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6157, 0.4102, 0.8513, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6597, 0.4380, 0.9125, 0.4130, 0.4238, 0.3909, 0.7084, 0.5772],
        [0.6539, 0.4436, 0.8975, 0.3660, 0.3861, 0.2707, 0.6218, 0.4967],
        [0.6279, 0.4259, 0.8352, 0.5556, 0.3844, 0.4193, 0.7031, 0.5480],
        [0.6050, 0.4060, 0.8342, 0.5771, 0.4128, 0.4695, 0.5517, 0.5103],
        [0.5663, 0.3743, 0.8819, 0.5145, 0.4564, 0.5949, 0.5561, 0.5101],
        [0.6380, 0.4306, 0.8561, 0.3709, 0.3507, 0.3565, 0.5027, 0.5586],
        [0.6158, 0.4169, 0.9179, 0.3553, 0.4339, 0.3942, 0.7244, 0.5386],
        [0.6019, 0.4118, 0.8663, 0.4772, 0.4382, 0.4870, 0.5078, 0.5601]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6350, 0.4144, 0.9250, 0.4100, 0.4125, 0.3750, 0.7129, 0.5945],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6157, 0.4102, 0.8512, 0.3817, 0.3613, 0.3667, 0.5096, 0.5890],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.010435777367092669
step:  26
running loss:  0.0004013760525804873
 Train Steps: 26/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
        [0.6148, 0.3996, 0.8488, 0.3867, 0.3488, 0.4067, 0.5863, 0.5000],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6059, 0.4002, 0.7562, 0.2767, 0.3538, 0.3033, 0.5529, 0.5455],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6733, 0.4420, 0.9006, 0.4592, 0.3952, 0.4471, 0.6059, 0.5509],
        [0.6782, 0.4406, 0.8676, 0.3867, 0.3818, 0.4237, 0.6056, 0.5240],
        [0.6645, 0.4411, 0.8261, 0.5779, 0.4138, 0.5102, 0.7137, 0.5565],
        [0.6322, 0.4215, 0.7219, 0.3003, 0.3706, 0.3627, 0.5216, 0.5281],
        [0.6336, 0.4272, 0.8046, 0.2458, 0.3731, 0.3714, 0.5971, 0.5173],
        [0.6348, 0.4317, 0.7630, 0.2643, 0.3831, 0.3224, 0.5698, 0.5473],
        [0.6039, 0.4015, 0.9008, 0.5119, 0.4727, 0.5480, 0.5999, 0.5222],
        [0.6702, 0.4475, 0.9149, 0.4061, 0.4231, 0.2565, 0.5952, 0.5360]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4029, 0.8776, 0.4602, 0.3683, 0.4203, 0.5938, 0.5450],
         [0.6148, 0.3996, 0.8487, 0.3867, 0.3487, 0.4067, 0.5863, 0.5000],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6059, 0.4002, 0.7563, 0.2767, 0.3537, 0.3033, 0.5529, 0.5455],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011048498621676117
step:  27
running loss:  0.000409203652654671
Train Steps: 27/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6219, 0.3934, 0.8688, 0.5267, 0.4313, 0.4967, 0.5988, 0.4983],
        [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
        [0.6048, 0.3928, 0.8538, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
        [0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6149, 0.4054, 0.6713, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
        [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6253, 0.3900, 0.8995, 0.5372, 0.4009, 0.5019, 0.6102, 0.5218],
        [0.6573, 0.4399, 0.6953, 0.2518, 0.4098, 0.2716, 0.5794, 0.5534],
        [0.6543, 0.4098, 0.8893, 0.5400, 0.4585, 0.5274, 0.6245, 0.5081],
        [0.6368, 0.4064, 0.7912, 0.2724, 0.4639, 0.2089, 0.5825, 0.5365],
        [0.6131, 0.3953, 0.8726, 0.5570, 0.4134, 0.5330, 0.5629, 0.5069],
        [0.6109, 0.4030, 0.7297, 0.1998, 0.4061, 0.2826, 0.6012, 0.5700],
        [0.6804, 0.4367, 0.6936, 0.2261, 0.4120, 0.2187, 0.5295, 0.5860],
        [0.6497, 0.4117, 0.8310, 0.2360, 0.4834, 0.2101, 0.6582, 0.5428]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6219, 0.3934, 0.8687, 0.5267, 0.4313, 0.4967, 0.5987, 0.4983],
         [0.6175, 0.4013, 0.7734, 0.2783, 0.4475, 0.1786, 0.5790, 0.5351],
         [0.6048, 0.3928, 0.8537, 0.5433, 0.3875, 0.5117, 0.5266, 0.4719],
         [0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6149, 0.4054, 0.6712, 0.2333, 0.4025, 0.2017, 0.5213, 0.5695],
         [0.6268, 0.4052, 0.8175, 0.2250, 0.4688, 0.1917, 0.6375, 0.5267]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01147236383985728
step:  28
running loss:  0.0004097272799949029
Train Steps: 28/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6200, 0.4070, 0.8938, 0.4183, 0.3538, 0.4567, 0.6175, 0.5400],
        [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
        [0.6250, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6088, 0.5183],
        [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [   nan,    nan, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6964, 0.4375, 0.8261, 0.2212, 0.4650, 0.2734, 0.7027, 0.5774],
        [0.6946, 0.4328, 0.8898, 0.4038, 0.3624, 0.4662, 0.6211, 0.5375],
        [0.6542, 0.4034, 0.8801, 0.3598, 0.4098, 0.3013, 0.6400, 0.5122],
        [0.6437, 0.4128, 0.8703, 0.4686, 0.4730, 0.5749, 0.6123, 0.5324],
        [0.6431, 0.4101, 0.8832, 0.4444, 0.4106, 0.4485, 0.5275, 0.5117],
        [0.6653, 0.4102, 0.8407, 0.5278, 0.4112, 0.4669, 0.5808, 0.5438],
        [0.6775, 0.4272, 0.8181, 0.3206, 0.3716, 0.3246, 0.5615, 0.5419],
        [0.0300, 0.0195, 0.8411, 0.2661, 0.5341, 0.2151, 0.6922, 0.5651]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6200, 0.4070, 0.8938, 0.4183, 0.3537, 0.4567, 0.6175, 0.5400],
         [0.6284, 0.4029, 0.8838, 0.3783, 0.3975, 0.2850, 0.6335, 0.5090],
         [0.6251, 0.4116, 0.8700, 0.4850, 0.4650, 0.5567, 0.6087, 0.5183],
         [0.6175, 0.4093, 0.8800, 0.4433, 0.4075, 0.4367, 0.5128, 0.4901],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.0000, 0.0000, 0.8675, 0.2833, 0.5350, 0.1983, 0.6678, 0.5621]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.011934660928091034
step:  29
running loss:  0.00041154003200313913
Train Steps: 29/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6205, 0.4081, 0.8950, 0.4017, 0.3788, 0.4700, 0.5963, 0.5667],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
        [   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.7444, 0.4550, 0.7838, 0.5614, 0.3935, 0.4228, 0.7239, 0.5780],
        [0.7114, 0.4385, 0.8891, 0.3816, 0.3997, 0.4399, 0.6062, 0.5688],
        [0.6936, 0.4127, 0.8160, 0.2357, 0.4294, 0.2486, 0.6374, 0.5281],
        [0.6937, 0.4294, 0.8518, 0.4698, 0.5013, 0.4684, 0.5379, 0.5678],
        [0.1745, 0.0923, 0.8023, 0.3025, 0.3639, 0.3292, 0.5370, 0.5189],
        [0.6800, 0.4200, 0.7463, 0.2655, 0.3864, 0.2591, 0.5379, 0.4902],
        [0.0922, 0.0367, 0.7440, 0.2449, 0.3967, 0.2344, 0.4970, 0.5574],
        [0.6934, 0.4381, 0.8870, 0.4631, 0.4642, 0.5533, 0.5820, 0.5214]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6205, 0.4081, 0.8950, 0.4017, 0.3787, 0.4700, 0.5962, 0.5667],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6031, 0.3986, 0.7462, 0.2833, 0.3638, 0.2717, 0.5253, 0.4726],
         [0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0017, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.013682589953532442
step:  30
running loss:  0.00045608633178441474
 Train Steps: 30/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6199, 0.4071, 0.7600, 0.2117, 0.4037, 0.2767, 0.6138, 0.5550],
        [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
        [0.6087, 0.3951, 0.8387, 0.5833, 0.4188, 0.4933, 0.5146, 0.4830],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6222, 0.4172, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6379, 0.3909, 0.7579, 0.2245, 0.4173, 0.2712, 0.6210, 0.5547],
        [0.6233, 0.3771, 0.8362, 0.4750, 0.3749, 0.4593, 0.5709, 0.5568],
        [0.5827, 0.3658, 0.7819, 0.3057, 0.3846, 0.2551, 0.5367, 0.5088],
        [0.6191, 0.3872, 0.8765, 0.5207, 0.4641, 0.4718, 0.5482, 0.5878],
        [0.6211, 0.3721, 0.8128, 0.2735, 0.4169, 0.2571, 0.6458, 0.5189],
        [0.6149, 0.3738, 0.8328, 0.6057, 0.4157, 0.4810, 0.5209, 0.4928],
        [0.6080, 0.3842, 0.7540, 0.1936, 0.3971, 0.2233, 0.5777, 0.4945],
        [0.5913, 0.3738, 0.8921, 0.5489, 0.3768, 0.4280, 0.5715, 0.5629]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6199, 0.4071, 0.7600, 0.2117, 0.4038, 0.2767, 0.6137, 0.5550],
         [0.6128, 0.4116, 0.8450, 0.4583, 0.3675, 0.4867, 0.5337, 0.5446],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6275, 0.4008, 0.8047, 0.2484, 0.4037, 0.2777, 0.6506, 0.5212],
         [0.6087, 0.3951, 0.8388, 0.5833, 0.4187, 0.4933, 0.5146, 0.4830],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6222, 0.4171, 0.8850, 0.5217, 0.3738, 0.4600, 0.5700, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014052209124201909
step:  31
running loss:  0.0004532970685226422
Train Steps: 31/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5963, 0.6217],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6495,  0.4011,  0.8692,  0.5537,  0.3627,  0.4384,  0.6152,  0.4814],
        [ 0.5820,  0.3635,  0.8739,  0.5224,  0.3707,  0.5128,  0.5727,  0.5245],
        [ 0.6267,  0.4012,  0.7082,  0.2621,  0.4269,  0.2425,  0.5802,  0.5959],
        [ 0.6077,  0.3814,  0.8682,  0.5002,  0.3490,  0.4299,  0.5728,  0.5763],
        [ 0.6103,  0.3933,  0.8777,  0.4750,  0.4192,  0.5271,  0.5952,  0.5091],
        [-0.0732, -0.0449,  0.8521,  0.2557,  0.5387,  0.2475,  0.7223,  0.5523],
        [ 0.5827,  0.3624,  0.8614,  0.5299,  0.3894,  0.4689,  0.5755,  0.4910],
        [ 0.6196,  0.3949,  0.8621,  0.5466,  0.3767,  0.4803,  0.5679,  0.5404]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6180, 0.4064, 0.7200, 0.2467, 0.4275, 0.2367, 0.5962, 0.6217],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6246, 0.4126, 0.8850, 0.4833, 0.4200, 0.5350, 0.6112, 0.5250],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6199, 0.4015, 0.8716, 0.5228, 0.3833, 0.4772, 0.5883, 0.5148],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.014462272200034931
step:  32
running loss:  0.0004519460062510916
Train Steps: 32/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
        [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6168, 0.4029, 0.8523, 0.3417, 0.3588, 0.5000, 0.6125, 0.5400]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5832, 0.3911, 0.8822, 0.4977, 0.3909, 0.4613, 0.5244, 0.5735],
        [0.5820, 0.3953, 0.7600, 0.3603, 0.3348, 0.3778, 0.5203, 0.5651],
        [0.5541, 0.3639, 0.8830, 0.5053, 0.3868, 0.5514, 0.7251, 0.5361],
        [0.5904, 0.3968, 0.8927, 0.4745, 0.3561, 0.3798, 0.6333, 0.5047],
        [0.6538, 0.4274, 0.8706, 0.5482, 0.3517, 0.4422, 0.6079, 0.4647],
        [0.5155, 0.3559, 0.8503, 0.5779, 0.4409, 0.4510, 0.5537, 0.5804],
        [0.5931, 0.3919, 0.7732, 0.4311, 0.3554, 0.4521, 0.5282, 0.5202],
        [0.5779, 0.3841, 0.8554, 0.3345, 0.3512, 0.5036, 0.6164, 0.5412]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6339, 0.4112, 0.8838, 0.5067, 0.4000, 0.5433, 0.7549, 0.5378],
         [0.6292, 0.4010, 0.8988, 0.4800, 0.3638, 0.3817, 0.6357, 0.5051],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6168, 0.4029, 0.8523, 0.3417, 0.3587, 0.5000, 0.6125, 0.5400]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015006558765890077
step:  33
running loss:  0.000454744205026972
Train Steps: 33/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
        [0.6104, 0.4029, 0.8738, 0.4900, 0.4088, 0.4533, 0.5070, 0.5510],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [   nan,    nan, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6451,  0.4259,  0.8675,  0.5698,  0.3666,  0.4369,  0.5717,  0.5125],
        [ 0.5645,  0.3908,  0.8689,  0.5002,  0.3998,  0.4359,  0.5041,  0.5314],
        [ 0.6088,  0.4146,  0.7864,  0.1810,  0.4185,  0.2331,  0.6403,  0.5081],
        [ 0.5629,  0.3920,  0.7945,  0.2791,  0.3713,  0.2506,  0.5538,  0.5200],
        [ 0.6072,  0.3994,  0.8853,  0.4779,  0.3450,  0.4178,  0.5725,  0.5193],
        [ 0.5482,  0.3731,  0.8415,  0.2738,  0.3922,  0.2913,  0.6542,  0.5502],
        [ 0.5835,  0.4134,  0.8025,  0.3365,  0.3402,  0.3861,  0.5850,  0.6057],
        [-0.0904, -0.0457,  0.7108,  0.2879,  0.3720,  0.2219,  0.5418,  0.5538]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6236, 0.3967, 0.8675, 0.5400, 0.3862, 0.4517, 0.5825, 0.5200],
         [0.6104, 0.4029, 0.8737, 0.4900, 0.4087, 0.4533, 0.5070, 0.5510],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.0000, 0.0000, 0.6992, 0.2791, 0.3950, 0.2383, 0.5483, 0.5819]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015572562260786071
step:  34
running loss:  0.00045801653708194326
 Train Steps: 34/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6120, 0.4014, 0.6863, 0.2817, 0.3700, 0.2783, 0.5513, 0.5667],
        [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
        [0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5463, 0.5800],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5648,  0.3873,  0.7104,  0.2988,  0.3594,  0.2853,  0.5460,  0.5725],
        [ 0.5962,  0.4024,  0.8461,  0.3272,  0.3354,  0.3844,  0.6203,  0.5423],
        [ 0.5860,  0.4008,  0.7996,  0.3109,  0.3559,  0.3106,  0.5874,  0.5184],
        [ 0.5606,  0.4088,  0.6864,  0.2589,  0.3830,  0.2525,  0.5607,  0.5531],
        [ 0.5616,  0.4096,  0.7585,  0.3136,  0.3572,  0.2629,  0.5283,  0.5779],
        [ 0.5532,  0.3874,  0.9154,  0.4124,  0.3580,  0.3366,  0.6117,  0.5302],
        [ 0.5849,  0.4117,  0.9025,  0.4614,  0.3938,  0.5506,  0.6109,  0.5616],
        [-0.0348, -0.0089,  0.7443,  0.2201,  0.3803,  0.2465,  0.5251,  0.5509]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6120, 0.4013, 0.6862, 0.2817, 0.3700, 0.2783, 0.5512, 0.5667],
         [0.6200, 0.4024, 0.8390, 0.3139, 0.3525, 0.3833, 0.6162, 0.5383],
         [0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6150, 0.4097, 0.7468, 0.3194, 0.3825, 0.2633, 0.5462, 0.5800],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.015958790871081874
step:  35
running loss:  0.0004559654534594821
Train Steps: 35/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6135, 0.3994, 0.7913, 0.3050, 0.3625, 0.3050, 0.5837, 0.5050],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5715, 0.3983, 0.7859, 0.2862, 0.3385, 0.2973, 0.5770, 0.5222],
        [0.5618, 0.4052, 0.8710, 0.4820, 0.4305, 0.4784, 0.5196, 0.5981],
        [0.6019, 0.4226, 0.8774, 0.4308, 0.4082, 0.5659, 0.6071, 0.5512],
        [0.5632, 0.4007, 0.8402, 0.5524, 0.4494, 0.4242, 0.5551, 0.6019],
        [0.5532, 0.4036, 0.8765, 0.4356, 0.3600, 0.5315, 0.5501, 0.5206],
        [0.5350, 0.3746, 0.8441, 0.2485, 0.4228, 0.2560, 0.6971, 0.5770],
        [0.5611, 0.3938, 0.8491, 0.5134, 0.3984, 0.5053, 0.6425, 0.5280],
        [0.5484, 0.3925, 0.8883, 0.4308, 0.3827, 0.2655, 0.6115, 0.5072]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6135, 0.3994, 0.7912, 0.3050, 0.3625, 0.3050, 0.5838, 0.5050],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6264, 0.4055, 0.8425, 0.2767, 0.4425, 0.2767, 0.7050, 0.5586],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6260, 0.4153, 0.9000, 0.4533, 0.4025, 0.2633, 0.6223, 0.4967]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.016739433369366452
step:  36
running loss:  0.00046498426026017923
Train Steps: 36/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6185, 0.4080, 0.8625, 0.3483, 0.3788, 0.2650, 0.5320, 0.5272],
        [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
        [0.6058, 0.3986, 0.8324, 0.4626, 0.3838, 0.4983, 0.5147, 0.5466],
        [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6312, 0.5250],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5706, 0.3897, 0.8698, 0.3285, 0.3751, 0.2562, 0.5224, 0.5354],
        [0.5487, 0.3692, 0.7964, 0.2755, 0.3574, 0.3253, 0.5934, 0.5550],
        [0.5685, 0.3815, 0.7108, 0.2668, 0.4292, 0.2223, 0.5417, 0.6050],
        [0.6088, 0.4080, 0.7604, 0.2438, 0.4274, 0.1796, 0.5675, 0.5478],
        [0.5814, 0.3926, 0.8298, 0.4636, 0.3864, 0.4965, 0.5183, 0.5379],
        [0.5431, 0.3703, 0.8917, 0.3262, 0.3925, 0.3486, 0.6546, 0.5392],
        [0.5391, 0.3666, 0.8971, 0.5011, 0.3574, 0.3801, 0.6286, 0.4892],
        [0.5493, 0.3695, 0.8689, 0.4610, 0.4409, 0.4958, 0.5160, 0.4922]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6186, 0.4080, 0.8625, 0.3483, 0.3787, 0.2650, 0.5320, 0.5272],
         [0.6182, 0.3987, 0.7878, 0.2889, 0.3699, 0.3260, 0.6086, 0.5367],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6179, 0.4008, 0.7505, 0.2678, 0.4368, 0.1891, 0.5831, 0.5263],
         [0.6058, 0.3986, 0.8324, 0.4626, 0.3837, 0.4983, 0.5147, 0.5466],
         [0.6265, 0.4071, 0.8875, 0.3367, 0.3975, 0.3350, 0.6313, 0.5250],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.017385684681357816
step:  37
running loss:  0.0004698833697664275
Train Steps: 37/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6132, 0.4118, 0.8200, 0.3633, 0.3563, 0.5400, 0.5787, 0.5136],
        [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5413, 0.5683],
        [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6115, 0.4005, 0.8838, 0.3867, 0.3763, 0.4700, 0.5800, 0.5550],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6185, 0.4146, 0.8208, 0.3592, 0.3667, 0.5381, 0.5866, 0.5155],
        [0.5871, 0.3943, 0.8878, 0.5392, 0.3985, 0.3881, 0.5449, 0.5594],
        [0.6026, 0.4076, 0.6866, 0.2655, 0.3988, 0.2523, 0.5521, 0.5697],
        [0.6158, 0.4022, 0.7173, 0.2858, 0.4572, 0.2319, 0.5530, 0.5862],
        [0.6032, 0.4139, 0.8797, 0.3877, 0.3929, 0.4822, 0.5769, 0.5445],
        [0.6120, 0.4118, 0.9116, 0.4091, 0.3926, 0.3357, 0.6214, 0.5160],
        [0.6625, 0.4409, 0.7361, 0.2061, 0.4297, 0.2643, 0.6194, 0.5430],
        [0.5817, 0.3856, 0.8910, 0.3248, 0.3996, 0.3122, 0.5976, 0.5089]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6132, 0.4118, 0.8200, 0.3633, 0.3562, 0.5400, 0.5787, 0.5136],
         [0.6200, 0.4101, 0.8838, 0.5317, 0.3825, 0.3800, 0.5412, 0.5683],
         [0.6169, 0.4108, 0.6821, 0.2722, 0.3825, 0.2550, 0.5550, 0.5717],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6115, 0.4005, 0.8838, 0.3867, 0.3762, 0.4700, 0.5800, 0.5550],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6205, 0.4012, 0.8675, 0.3283, 0.3713, 0.3050, 0.5813, 0.5117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.017598614853341132
step:  38
running loss:  0.00046312144350897714
 Train Steps: 38/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6043, 0.4022, 0.6887, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5988, 0.5283],
        [0.6131, 0.4064, 0.8638, 0.5200, 0.4788, 0.4783, 0.5258, 0.5867],
        [   nan,    nan, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
        [0.6273, 0.4100, 0.7137, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6304, 0.4024, 0.8925, 0.4800, 0.3937, 0.4817, 0.7485, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6718, 0.4344, 0.6978, 0.2278, 0.3973, 0.2618, 0.5353, 0.5026],
        [0.6814, 0.4551, 0.8863, 0.4626, 0.3983, 0.4597, 0.5437, 0.5441],
        [0.6454, 0.4267, 0.8699, 0.5458, 0.3998, 0.5120, 0.5762, 0.5138],
        [0.6757, 0.4400, 0.8705, 0.5272, 0.4855, 0.4925, 0.5310, 0.5669],
        [0.0959, 0.0477, 0.7053, 0.2470, 0.4459, 0.1847, 0.5273, 0.5702],
        [0.6634, 0.4301, 0.7144, 0.2299, 0.4122, 0.2717, 0.6030, 0.5523],
        [0.7147, 0.4760, 0.8374, 0.5446, 0.4280, 0.5935, 0.7018, 0.5490],
        [0.6632, 0.4300, 0.8874, 0.5051, 0.4079, 0.4964, 0.7220, 0.5106]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6043, 0.4022, 0.6888, 0.1983, 0.3775, 0.2483, 0.5480, 0.5136],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6162, 0.4014, 0.8800, 0.5333, 0.3750, 0.4817, 0.5987, 0.5283],
         [0.6132, 0.4063, 0.8637, 0.5200, 0.4787, 0.4783, 0.5258, 0.5867],
         [0.0000, 0.0000, 0.6859, 0.2194, 0.4150, 0.1867, 0.5153, 0.5729],
         [0.6273, 0.4099, 0.7138, 0.2133, 0.4000, 0.2650, 0.6075, 0.5633],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6304, 0.4024, 0.8925, 0.4800, 0.3938, 0.4817, 0.7485, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0010, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.018550915468949825
step:  39
running loss:  0.00047566449920384167
Train Steps: 39/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6053, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
        [0.6339, 0.4118, 0.7988, 0.5800, 0.3912, 0.4583, 0.7343, 0.5760],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507],
        [   nan,    nan, 0.6412, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
        [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
        [0.6185, 0.4067, 0.8838, 0.4450, 0.4037, 0.4733, 0.5213, 0.5142]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6169, 0.3839, 0.6956, 0.2080, 0.4152, 0.2001, 0.5619, 0.5252],
        [0.7022, 0.4459, 0.7833, 0.5770, 0.3878, 0.4553, 0.7285, 0.5615],
        [0.7060, 0.4618, 0.8837, 0.4516, 0.4031, 0.5463, 0.5737, 0.5116],
        [0.6692, 0.4372, 0.8901, 0.4432, 0.3769, 0.3541, 0.5819, 0.5860],
        [0.6585, 0.4263, 0.7016, 0.2302, 0.4021, 0.2140, 0.5644, 0.5644],
        [0.1082, 0.0597, 0.6819, 0.2193, 0.4518, 0.2031, 0.5519, 0.5844],
        [0.6855, 0.4326, 0.8580, 0.5093, 0.4684, 0.5414, 0.5962, 0.5084],
        [0.6360, 0.4014, 0.8779, 0.4440, 0.4092, 0.4681, 0.5291, 0.5039]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6054, 0.4035, 0.6897, 0.1916, 0.4000, 0.2117, 0.5440, 0.5168],
         [0.6339, 0.4118, 0.7987, 0.5800, 0.3913, 0.4583, 0.7343, 0.5760],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507],
         [0.0000, 0.0000, 0.6413, 0.1900, 0.4238, 0.1883, 0.5487, 0.5700],
         [0.6150, 0.3935, 0.8696, 0.5158, 0.4647, 0.5329, 0.6041, 0.5153],
         [0.6185, 0.4067, 0.8838, 0.4450, 0.4038, 0.4733, 0.5213, 0.5142]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.01935047988081351
step:  40
running loss:  0.00048376199702033774
Train Steps: 40/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [0.6250, 0.4054, 0.8770, 0.4723, 0.4662, 0.5367, 0.6162, 0.5433],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6200, 0.3993, 0.8519, 0.4923, 0.3962, 0.4717, 0.6013, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6516, 0.4067, 0.7639, 0.2336, 0.3768, 0.3196, 0.6163, 0.5172],
        [0.5634, 0.3469, 0.7085, 0.2859, 0.3648, 0.3074, 0.5218, 0.5476],
        [0.6775, 0.4278, 0.8840, 0.4648, 0.4622, 0.5190, 0.6203, 0.5268],
        [0.6685, 0.4191, 0.8493, 0.2953, 0.4208, 0.2197, 0.5933, 0.5217],
        [0.6808, 0.4332, 0.8404, 0.5141, 0.4195, 0.5606, 0.7106, 0.5578],
        [0.6479, 0.4090, 0.7783, 0.2634, 0.3727, 0.3091, 0.5903, 0.5485],
        [0.6854, 0.4254, 0.8617, 0.4614, 0.4806, 0.5480, 0.6056, 0.5317],
        [0.6326, 0.3945, 0.8462, 0.4798, 0.3954, 0.4619, 0.6060, 0.5428]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.6250, 0.4054, 0.8770, 0.4723, 0.4663, 0.5367, 0.6162, 0.5433],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6304, 0.4029, 0.8413, 0.5217, 0.4125, 0.5617, 0.7089, 0.5679],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6200, 0.3993, 0.8519, 0.4923, 0.3963, 0.4717, 0.6012, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.019759502029046416
step:  41
running loss:  0.0004819390738791809
Train Steps: 41/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6187, 0.4104, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
        [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
        [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
        [0.6213, 0.4001, 0.7712, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6332, 0.3977, 0.6971, 0.2190, 0.3922, 0.2525, 0.5969, 0.5592],
        [0.6500, 0.3900, 0.7688, 0.1750, 0.4375, 0.2283, 0.6539, 0.5060],
        [0.5769, 0.3600, 0.8426, 0.3437, 0.3481, 0.4058, 0.5943, 0.5408],
        [0.6526, 0.3892, 0.7577, 0.2210, 0.4365, 0.1818, 0.5951, 0.5200],
        [0.7137, 0.4460, 0.8387, 0.6048, 0.4453, 0.4621, 0.5559, 0.5927],
        [0.6569, 0.4075, 0.6810, 0.2255, 0.3898, 0.2605, 0.5880, 0.5565],
        [0.6181, 0.3658, 0.7769, 0.2475, 0.4378, 0.2099, 0.5868, 0.5283],
        [0.6375, 0.4019, 0.9070, 0.3575, 0.4146, 0.3607, 0.7427, 0.5510]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6187, 0.4103, 0.7126, 0.2069, 0.3950, 0.2517, 0.5913, 0.5683],
         [0.6264, 0.4069, 0.7900, 0.1650, 0.4275, 0.2267, 0.6290, 0.4947],
         [0.6136, 0.3955, 0.8400, 0.3267, 0.3500, 0.4200, 0.5863, 0.5467],
         [0.6213, 0.4001, 0.7713, 0.2117, 0.4338, 0.1800, 0.5850, 0.5183],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6204, 0.4013, 0.8075, 0.2400, 0.4313, 0.2050, 0.5800, 0.5150],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02012144192121923
step:  42
running loss:  0.00047908195050521974
 Train Steps: 42/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8850, 0.2817, 0.5112, 0.2183, 0.7184, 0.5436],
        [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
        [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
        [0.6075, 0.4000, 0.8513, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
        [0.6213, 0.4131, 0.8438, 0.3550, 0.3513, 0.4400, 0.5716, 0.5123],
        [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
        [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
        [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.0542, -0.0027,  0.8669,  0.2556,  0.5190,  0.1917,  0.7471,  0.5670],
        [ 0.6373,  0.3760,  0.7465,  0.2069,  0.4317,  0.2301,  0.6611,  0.5499],
        [ 0.6509,  0.4078,  0.8469,  0.4730,  0.4775,  0.4878,  0.5511,  0.5893],
        [ 0.6428,  0.3937,  0.8409,  0.5153,  0.4562,  0.5230,  0.5367,  0.5416],
        [ 0.6606,  0.4011,  0.8424,  0.3529,  0.3611,  0.4268,  0.5778,  0.5345],
        [ 0.6471,  0.4007,  0.7889,  0.2801,  0.3805,  0.2498,  0.5351,  0.5312],
        [ 0.6499,  0.3934,  0.8639,  0.4930,  0.4056,  0.5281,  0.6079,  0.5312],
        [ 0.6847,  0.4187,  0.8458,  0.4770,  0.4485,  0.5440,  0.6391,  0.5610]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8850, 0.2817, 0.5113, 0.2183, 0.7184, 0.5436],
         [0.6275, 0.4024, 0.7722, 0.2080, 0.4392, 0.2234, 0.6435, 0.5290],
         [0.6109, 0.4003, 0.8650, 0.4883, 0.4775, 0.4867, 0.5175, 0.5683],
         [0.6075, 0.4000, 0.8512, 0.5183, 0.4510, 0.5329, 0.5180, 0.5280],
         [0.6213, 0.4131, 0.8438, 0.3550, 0.3512, 0.4400, 0.5716, 0.5123],
         [0.6143, 0.4055, 0.8150, 0.2767, 0.3825, 0.2567, 0.5173, 0.4901],
         [0.6176, 0.4017, 0.8788, 0.5100, 0.4075, 0.5250, 0.5913, 0.5033],
         [0.6245, 0.4115, 0.8700, 0.4883, 0.4625, 0.5517, 0.6100, 0.5217]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.020595025533111766
step:  43
running loss:  0.0004789540821653899
Train Steps: 43/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
        [0.6127, 0.4118, 0.8650, 0.5083, 0.4088, 0.5367, 0.5300, 0.5456],
        [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
        [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
        [0.6259, 0.4133, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
        [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5879, 0.3822, 0.8430, 0.3862, 0.3465, 0.4548, 0.5848, 0.5375],
        [0.6455, 0.4225, 0.8797, 0.4847, 0.4201, 0.5532, 0.5451, 0.5790],
        [0.5972, 0.3725, 0.7776, 0.4046, 0.3612, 0.4352, 0.5180, 0.5511],
        [0.5742, 0.3705, 0.8650, 0.5016, 0.3802, 0.4013, 0.5332, 0.5245],
        [0.6719, 0.4335, 0.8126, 0.2123, 0.5088, 0.1532, 0.6522, 0.5176],
        [0.6547, 0.4174, 0.8908, 0.4526, 0.4380, 0.5870, 0.6292, 0.5493],
        [0.6425, 0.4106, 0.8989, 0.4601, 0.4023, 0.5418, 0.7542, 0.5687],
        [0.6464, 0.4193, 0.7281, 0.1871, 0.4320, 0.2155, 0.6112, 0.5420]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6157, 0.3956, 0.8323, 0.4138, 0.3479, 0.4431, 0.5914, 0.5131],
         [0.6127, 0.4118, 0.8650, 0.5083, 0.4087, 0.5367, 0.5300, 0.5456],
         [0.6086, 0.4019, 0.7782, 0.4278, 0.3625, 0.4350, 0.5150, 0.5285],
         [0.6113, 0.4006, 0.8700, 0.5350, 0.3638, 0.3767, 0.5097, 0.4882],
         [0.6259, 0.4132, 0.8200, 0.2317, 0.5025, 0.1533, 0.6250, 0.4947],
         [0.6251, 0.4108, 0.8888, 0.4700, 0.4325, 0.5817, 0.6075, 0.5150],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02098468688200228
step:  44
running loss:  0.00047692470186368814
Train Steps: 44/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6250, 0.4106, 0.8700, 0.3717, 0.3588, 0.4967, 0.6038, 0.5167],
        [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
        [0.6284, 0.4127, 0.8538, 0.5867, 0.4363, 0.5083, 0.6038, 0.5433],
        [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5837, 0.5500],
        [0.6252, 0.4158, 0.8988, 0.4083, 0.3788, 0.4783, 0.6225, 0.5633],
        [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
        [0.6300, 0.4102, 0.9088, 0.4433, 0.4088, 0.3067, 0.6820, 0.5540],
        [0.6276, 0.4095, 0.8237, 0.2250, 0.4662, 0.1783, 0.6171, 0.4869]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5912, 0.3878, 0.8807, 0.3672, 0.3595, 0.4962, 0.6225, 0.5206],
        [0.5541, 0.3758, 0.7213, 0.2091, 0.3880, 0.2429, 0.5415, 0.5559],
        [0.5959, 0.3878, 0.8543, 0.5744, 0.4372, 0.5065, 0.5773, 0.5287],
        [0.5881, 0.3708, 0.8818, 0.4274, 0.4238, 0.5098, 0.5767, 0.5491],
        [0.6098, 0.4083, 0.8911, 0.3873, 0.3684, 0.4666, 0.6218, 0.5463],
        [0.6152, 0.3969, 0.7550, 0.2310, 0.4111, 0.2159, 0.5823, 0.5025],
        [0.5669, 0.3730, 0.9082, 0.4236, 0.4116, 0.3081, 0.6940, 0.5416],
        [0.6773, 0.4370, 0.8223, 0.2095, 0.4636, 0.1752, 0.6199, 0.4743]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6250, 0.4105, 0.8700, 0.3717, 0.3587, 0.4967, 0.6037, 0.5167],
         [0.6090, 0.4045, 0.7250, 0.2100, 0.4075, 0.2300, 0.5476, 0.5663],
         [0.6284, 0.4127, 0.8537, 0.5867, 0.4363, 0.5083, 0.6037, 0.5433],
         [0.6162, 0.3949, 0.8838, 0.4517, 0.4250, 0.5183, 0.5838, 0.5500],
         [0.6252, 0.4158, 0.8988, 0.4083, 0.3787, 0.4783, 0.6225, 0.5633],
         [0.6199, 0.4065, 0.7598, 0.2385, 0.4317, 0.1981, 0.5933, 0.5221],
         [0.6300, 0.4102, 0.9087, 0.4433, 0.4087, 0.3067, 0.6820, 0.5540],
         [0.6276, 0.4095, 0.8238, 0.2250, 0.4663, 0.1783, 0.6171, 0.4869]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021359838166972622
step:  45
running loss:  0.0004746630703771694
Train Steps: 45/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
        [0.6218, 0.4137, 0.7263, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
        [0.6145, 0.4007, 0.8775, 0.4533, 0.4562, 0.5533, 0.6088, 0.5533],
        [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [   nan,    nan, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5748, 0.3760, 0.9063, 0.4830, 0.3700, 0.4068, 0.6425, 0.4730],
        [0.6236, 0.4329, 0.7296, 0.2235, 0.3907, 0.2747, 0.6246, 0.5548],
        [0.5967, 0.4017, 0.8822, 0.4524, 0.4647, 0.5588, 0.6056, 0.5269],
        [0.6249, 0.4424, 0.8794, 0.4925, 0.3538, 0.3837, 0.5687, 0.5527],
        [0.0318, 0.0366, 0.8491, 0.2514, 0.5056, 0.2510, 0.7441, 0.5336],
        [0.6129, 0.4187, 0.8801, 0.5066, 0.4024, 0.4690, 0.5349, 0.5547],
        [0.5513, 0.3737, 0.8868, 0.4114, 0.3565, 0.4728, 0.6038, 0.5205],
        [0.6103, 0.4197, 0.8110, 0.4017, 0.3478, 0.3106, 0.5409, 0.5645]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6329, 0.4055, 0.9050, 0.4783, 0.3613, 0.3917, 0.6464, 0.5019],
         [0.6218, 0.4137, 0.7262, 0.2233, 0.4075, 0.2650, 0.6212, 0.5783],
         [0.6145, 0.4007, 0.8775, 0.4533, 0.4563, 0.5533, 0.6087, 0.5533],
         [0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.0000, 0.0000, 0.8750, 0.2467, 0.5138, 0.2617, 0.7382, 0.5552],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.021688233740860596
step:  46
running loss:  0.00047148334219262165
 Train Steps: 46/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7268, 0.2333, 0.4125, 0.1933, 0.5112, 0.5383],
        [   nan,    nan, 0.8488, 0.2300, 0.5563, 0.2100, 0.7390, 0.5679],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0505, 0.0629, 0.7221, 0.2172, 0.3990, 0.1907, 0.4836, 0.5072],
        [0.0711, 0.0606, 0.8532, 0.2203, 0.5276, 0.2427, 0.7032, 0.5434],
        [0.6273, 0.4385, 0.9236, 0.3451, 0.4138, 0.3583, 0.7116, 0.5344],
        [0.6543, 0.4615, 0.8308, 0.5804, 0.3941, 0.4709, 0.5442, 0.5924],
        [0.6330, 0.4136, 0.8432, 0.5356, 0.4166, 0.5505, 0.7111, 0.5536],
        [0.6060, 0.4188, 0.8725, 0.4506, 0.4011, 0.5457, 0.5526, 0.5252],
        [0.6341, 0.4384, 0.9139, 0.5257, 0.3681, 0.3829, 0.6115, 0.4767],
        [0.6443, 0.4431, 0.8885, 0.5408, 0.3817, 0.3726, 0.5642, 0.5151]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7268, 0.2333, 0.4125, 0.1933, 0.5113, 0.5383],
         [0.0000, 0.0000, 0.8487, 0.2300, 0.5562, 0.2100, 0.7390, 0.5679],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6274, 0.4117, 0.8100, 0.5801, 0.4000, 0.4583, 0.5582, 0.6118],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.022245831292821094
step:  47
running loss:  0.0004733155594217254
Train Steps: 47/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
        [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
        [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5713, 0.3957, 0.8536, 0.5315, 0.3781, 0.5025, 0.6913, 0.5320],
        [0.5430, 0.3901, 0.7948, 0.3414, 0.3455, 0.3305, 0.5656, 0.5079],
        [0.5416, 0.3661, 0.8745, 0.5353, 0.4398, 0.4958, 0.5801, 0.4915],
        [0.6007, 0.4279, 0.9035, 0.5517, 0.3764, 0.4135, 0.5504, 0.5678],
        [0.6196, 0.4281, 0.8863, 0.5627, 0.3712, 0.4381, 0.6375, 0.5271],
        [0.6077, 0.4280, 0.9010, 0.4555, 0.3897, 0.4254, 0.5202, 0.5663],
        [0.5874, 0.4125, 0.7613, 0.2292, 0.3627, 0.3174, 0.5922, 0.5303],
        [0.5564, 0.3966, 0.7779, 0.2761, 0.3650, 0.3021, 0.5742, 0.5564]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6209, 0.3920, 0.8650, 0.5367, 0.4400, 0.5067, 0.6025, 0.4950],
         [0.6226, 0.4185, 0.8850, 0.5500, 0.3800, 0.4250, 0.5625, 0.5617],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6137, 0.4035, 0.8850, 0.4417, 0.3900, 0.4283, 0.5449, 0.5617],
         [0.6189, 0.3961, 0.7589, 0.2256, 0.3759, 0.3280, 0.6184, 0.5334],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02273709830478765
step:  48
running loss:  0.0004736895480164094
Train Steps: 48/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6138, 0.5450],
        [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [0.6206, 0.4001, 0.8900, 0.3933, 0.3588, 0.3567, 0.5837, 0.5083],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5733, 0.3989, 0.8587, 0.2864, 0.4182, 0.2777, 0.6666, 0.5564],
        [0.5894, 0.4048, 0.8967, 0.4735, 0.4157, 0.5211, 0.6128, 0.5577],
        [0.5565, 0.3758, 0.9014, 0.5329, 0.4087, 0.5500, 0.6531, 0.5286],
        [0.5870, 0.3902, 0.8603, 0.6248, 0.4068, 0.4734, 0.6039, 0.4739],
        [0.5898, 0.4098, 0.9070, 0.4832, 0.3771, 0.5000, 0.6268, 0.5352],
        [0.5793, 0.4194, 0.7333, 0.2957, 0.3599, 0.2952, 0.5088, 0.5769],
        [0.5803, 0.4017, 0.9111, 0.4044, 0.3606, 0.3576, 0.5664, 0.5195],
        [0.5550, 0.3854, 0.8797, 0.2995, 0.4887, 0.2015, 0.6591, 0.5446]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6239, 0.4061, 0.8850, 0.4600, 0.4225, 0.5200, 0.6137, 0.5450],
         [0.6246, 0.4008, 0.8757, 0.5088, 0.4101, 0.5392, 0.6644, 0.5133],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.6206, 0.4001, 0.8900, 0.3933, 0.3587, 0.3567, 0.5838, 0.5083],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.023219668451929465
step:  49
running loss:  0.0004738707847332544
Train Steps: 49/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
        [0.6200, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6226, 0.4103, 0.8575, 0.3450, 0.4388, 0.2067, 0.5787, 0.5383],
        [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5143, 0.3352, 0.7564, 0.1950, 0.4566, 0.1685, 0.6002, 0.4866],
        [0.6141, 0.3955, 0.8951, 0.4780, 0.3630, 0.4330, 0.5919, 0.5264],
        [0.6263, 0.4158, 0.8824, 0.5108, 0.3786, 0.3296, 0.6314, 0.5002],
        [0.6027, 0.3875, 0.8526, 0.3889, 0.3475, 0.4036, 0.6088, 0.5667],
        [0.5613, 0.3617, 0.8650, 0.5623, 0.4191, 0.5066, 0.6014, 0.5359],
        [0.5758, 0.3717, 0.8225, 0.2557, 0.4555, 0.2425, 0.6712, 0.5450],
        [0.5658, 0.3698, 0.8539, 0.3462, 0.4375, 0.2139, 0.5617, 0.5394],
        [0.5803, 0.3703, 0.8256, 0.5701, 0.4086, 0.4908, 0.5831, 0.6090]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6211, 0.3993, 0.7650, 0.1933, 0.4575, 0.1550, 0.5965, 0.4895],
         [0.6201, 0.4039, 0.8880, 0.4799, 0.3625, 0.4285, 0.5866, 0.5148],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6196, 0.4090, 0.8450, 0.3900, 0.3575, 0.3933, 0.5975, 0.5583],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6226, 0.4103, 0.8575, 0.3450, 0.4387, 0.2067, 0.5788, 0.5383],
         [0.6274, 0.4087, 0.8375, 0.5700, 0.4025, 0.4800, 0.5700, 0.6117]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.023799304181011394
step:  50
running loss:  0.0004759860836202279
 Train Steps: 50/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6188, 0.5283],
        [0.6248, 0.4185, 0.8500, 0.5767, 0.4463, 0.4550, 0.5613, 0.5917],
        [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
        [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6204, 0.4110, 0.7913, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
        [0.6201, 0.4064, 0.8688, 0.5050, 0.4225, 0.5100, 0.6138, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6089, 0.3839, 0.8779, 0.4035, 0.3542, 0.4681, 0.6114, 0.5448],
        [0.6044, 0.3894, 0.8943, 0.3586, 0.4072, 0.2674, 0.6360, 0.5405],
        [0.5996, 0.3847, 0.8351, 0.5734, 0.4571, 0.4574, 0.5717, 0.5991],
        [0.6905, 0.4306, 0.9103, 0.3863, 0.3879, 0.2945, 0.6742, 0.5114],
        [0.6187, 0.3879, 0.8670, 0.5505, 0.3616, 0.3690, 0.5881, 0.5461],
        [0.4900, 0.3153, 0.6603, 0.3017, 0.3806, 0.3047, 0.5667, 0.5835],
        [0.6272, 0.4046, 0.7958, 0.2784, 0.4054, 0.2550, 0.6150, 0.5347],
        [0.5972, 0.3814, 0.8602, 0.5074, 0.4322, 0.5232, 0.6212, 0.5594]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6261, 0.4131, 0.8938, 0.3550, 0.4000, 0.2683, 0.6187, 0.5283],
         [0.6248, 0.4185, 0.8500, 0.5767, 0.4462, 0.4550, 0.5612, 0.5917],
         [0.6336, 0.4086, 0.8900, 0.3950, 0.3900, 0.2950, 0.6504, 0.5066],
         [0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6204, 0.4110, 0.7912, 0.2667, 0.4062, 0.2500, 0.6225, 0.5367],
         [0.6201, 0.4064, 0.8687, 0.5050, 0.4225, 0.5100, 0.6137, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.024365292192669585
step:  51
running loss:  0.0004777508273072468
Train Steps: 51/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
        [0.6364, 0.4165, 0.9088, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6263, 0.4030, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
        [0.6202, 0.4053, 0.8638, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
        [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
        [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6439, 0.4036, 0.8803, 0.5353, 0.3712, 0.4872, 0.6681, 0.5360],
        [0.6116, 0.3821, 0.8909, 0.4335, 0.4142, 0.3066, 0.6441, 0.5334],
        [0.5969, 0.3855, 0.8576, 0.3654, 0.3585, 0.4943, 0.6255, 0.5415],
        [0.6176, 0.3881, 0.8856, 0.4795, 0.3741, 0.5054, 0.6522, 0.4894],
        [0.6183, 0.3785, 0.8550, 0.5274, 0.4576, 0.5067, 0.5971, 0.5188],
        [0.5650, 0.3853, 0.7067, 0.3604, 0.4218, 0.2029, 0.5690, 0.6241],
        [0.6409, 0.4029, 0.8242, 0.2356, 0.3934, 0.2916, 0.6437, 0.5114],
        [0.5672, 0.3577, 0.8080, 0.2659, 0.4671, 0.1860, 0.5837, 0.4921]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6261, 0.4045, 0.8865, 0.5369, 0.3895, 0.4859, 0.6683, 0.5249],
         [0.6364, 0.4165, 0.9087, 0.4367, 0.4075, 0.3150, 0.6448, 0.5297],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6263, 0.4029, 0.9000, 0.4767, 0.3800, 0.5167, 0.6415, 0.4771],
         [0.6202, 0.4053, 0.8637, 0.5283, 0.4546, 0.5108, 0.5900, 0.5133],
         [0.6265, 0.4251, 0.7113, 0.3550, 0.4375, 0.2117, 0.5587, 0.6118],
         [0.6266, 0.4101, 0.8350, 0.2333, 0.3950, 0.2950, 0.6264, 0.4921],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02468289455282502
step:  52
running loss:  0.00047467104909278883
Train Steps: 52/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
        [   nan,    nan, 0.7225, 0.2167, 0.3987, 0.2283, 0.5427, 0.5181],
        [0.6336, 0.4191, 0.8938, 0.5167, 0.3937, 0.3517, 0.7343, 0.5748],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6200, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
        [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
        [0.6156, 0.4125, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
        [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6829, 0.4331, 0.8681, 0.4453, 0.3672, 0.3511, 0.5824, 0.5813],
        [0.0488, 0.0061, 0.7005, 0.2047, 0.4013, 0.2191, 0.5391, 0.5093],
        [0.6749, 0.4260, 0.8833, 0.5126, 0.4011, 0.3471, 0.7377, 0.5690],
        [0.6430, 0.4035, 0.8453, 0.2920, 0.4334, 0.2236, 0.6163, 0.5345],
        [0.6359, 0.3727, 0.8428, 0.5143, 0.4045, 0.5073, 0.6094, 0.4836],
        [0.6329, 0.4247, 0.7100, 0.2810, 0.4323, 0.2096, 0.5824, 0.5666],
        [0.6682, 0.4187, 0.8638, 0.4755, 0.4442, 0.5742, 0.5900, 0.5133],
        [0.6326, 0.3849, 0.8501, 0.2994, 0.4474, 0.2098, 0.6189, 0.5257]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6260, 0.4253, 0.8938, 0.4400, 0.3675, 0.3650, 0.5675, 0.5767],
         [0.0000, 0.0000, 0.7225, 0.2167, 0.3988, 0.2283, 0.5427, 0.5181],
         [0.6336, 0.4191, 0.8938, 0.5167, 0.3938, 0.3517, 0.7343, 0.5748],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6199, 0.3913, 0.8788, 0.5217, 0.4075, 0.5100, 0.6060, 0.4913],
         [0.6214, 0.4175, 0.7300, 0.2883, 0.4338, 0.2167, 0.5698, 0.5773],
         [0.6155, 0.4124, 0.8850, 0.4833, 0.4550, 0.5817, 0.5765, 0.5084],
         [0.6267, 0.4094, 0.8712, 0.3083, 0.4400, 0.2267, 0.6250, 0.5200]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.024981963797472417
step:  53
running loss:  0.00047135780749947955
Train Steps: 53/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6175, 0.4091, 0.7863, 0.2800, 0.3638, 0.3583, 0.6188, 0.5433],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
        [0.6127, 0.4115, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
        [   nan,    nan, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
        [0.6164, 0.4119, 0.7913, 0.2650, 0.3538, 0.3500, 0.5614, 0.5038],
        [0.6264, 0.4049, 0.8988, 0.4633, 0.3813, 0.4983, 0.6326, 0.4843]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6558,  0.4323,  0.7786,  0.2756,  0.3678,  0.3484,  0.6330,  0.5481],
        [ 0.6911,  0.4423,  0.8657,  0.4683,  0.4272,  0.5781,  0.5810,  0.5236],
        [ 0.6710,  0.4255,  0.8808,  0.4174,  0.3541,  0.3507,  0.6189,  0.5552],
        [ 0.6651,  0.4252,  0.8548,  0.4724,  0.3746,  0.5103,  0.6280,  0.5095],
        [ 0.6851,  0.4552,  0.7107,  0.2866,  0.3654,  0.2804,  0.5467,  0.5620],
        [-0.0314, -0.0217,  0.8840,  0.3413,  0.5100,  0.1859,  0.7191,  0.5681],
        [ 0.6652,  0.4315,  0.7833,  0.2691,  0.3491,  0.3422,  0.5961,  0.5102],
        [ 0.6593,  0.4110,  0.8902,  0.4746,  0.3892,  0.4822,  0.6407,  0.4775]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6175, 0.4091, 0.7862, 0.2800, 0.3638, 0.3583, 0.6187, 0.5433],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6132, 0.3930, 0.8672, 0.4754, 0.3712, 0.5222, 0.5974, 0.5098],
         [0.6127, 0.4114, 0.7163, 0.2883, 0.3625, 0.2950, 0.5327, 0.5495],
         [0.0000, 0.0000, 0.8900, 0.3217, 0.5038, 0.2233, 0.6694, 0.5609],
         [0.6164, 0.4119, 0.7912, 0.2650, 0.3537, 0.3500, 0.5614, 0.5038],
         [0.6264, 0.4049, 0.8988, 0.4633, 0.3812, 0.4983, 0.6326, 0.4843]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.025597798521630466
step:  54
running loss:  0.00047403330595611977
 Train Steps: 54/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6127, 0.4084, 0.8700, 0.4467, 0.3987, 0.4317, 0.5013, 0.5471],
        [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
        [0.6192, 0.4128, 0.8513, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
        [   nan,    nan, 0.7335, 0.2569, 0.3788, 0.2667, 0.5066, 0.5578],
        [0.6109, 0.4015, 0.7668, 0.3639, 0.3513, 0.3667, 0.5200, 0.5641],
        [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6226, 0.4098, 0.8912, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
        [0.6072, 0.4029, 0.7037, 0.2150, 0.3912, 0.2267, 0.5516, 0.5507]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6535,  0.4354,  0.8624,  0.4512,  0.3896,  0.4346,  0.5115,  0.5233],
        [ 0.6379,  0.4002,  0.9202,  0.4149,  0.4190,  0.3058,  0.7154,  0.5308],
        [ 0.6623,  0.4254,  0.8586,  0.5727,  0.4205,  0.5445,  0.6047,  0.5441],
        [-0.0117,  0.0061,  0.7192,  0.2681,  0.3944,  0.2608,  0.5313,  0.5637],
        [ 0.6767,  0.4417,  0.7500,  0.3647,  0.3468,  0.3627,  0.5505,  0.5424],
        [ 0.6308,  0.4081,  0.8827,  0.4676,  0.3585,  0.3575,  0.6272,  0.4758],
        [ 0.6622,  0.4342,  0.8869,  0.4127,  0.4088,  0.2478,  0.5990,  0.5257],
        [ 0.6462,  0.4288,  0.6884,  0.2136,  0.3919,  0.2280,  0.5715,  0.5308]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6127, 0.4084, 0.8700, 0.4467, 0.3988, 0.4317, 0.5013, 0.5471],
         [0.6296, 0.4008, 0.9150, 0.4317, 0.4263, 0.3050, 0.7256, 0.5413],
         [0.6192, 0.4128, 0.8512, 0.5617, 0.4200, 0.5267, 0.5850, 0.5633],
         [0.0000, 0.0000, 0.7335, 0.2569, 0.3787, 0.2667, 0.5066, 0.5578],
         [0.6109, 0.4015, 0.7668, 0.3639, 0.3512, 0.3667, 0.5200, 0.5641],
         [0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6226, 0.4098, 0.8913, 0.4100, 0.4025, 0.2383, 0.5763, 0.5367],
         [0.6072, 0.4029, 0.7038, 0.2150, 0.3913, 0.2267, 0.5516, 0.5507]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02595448528882116
step:  55
running loss:  0.0004718997325240211
Train Steps: 55/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
        [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
        [0.6277, 0.4057, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
        [0.6277, 0.4118, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
        [0.6147, 0.4026, 0.6600, 0.2467, 0.4088, 0.2150, 0.5489, 0.5773],
        [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6102, 0.4005, 0.8688, 0.5100, 0.4813, 0.5400, 0.5404, 0.5064],
        [0.6289, 0.4024, 0.9088, 0.4567, 0.3937, 0.5633, 0.7058, 0.5609]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6168, 0.4003, 0.8846, 0.4705, 0.4641, 0.5626, 0.5990, 0.5645],
        [0.6576, 0.4380, 0.8644, 0.3584, 0.3492, 0.3211, 0.5855, 0.5366],
        [0.6508, 0.4180, 0.8447, 0.2560, 0.4321, 0.1896, 0.6037, 0.4935],
        [0.6707, 0.4402, 0.9167, 0.3831, 0.3854, 0.2592, 0.6097, 0.5180],
        [0.6497, 0.4374, 0.6726, 0.2335, 0.3940, 0.2255, 0.5302, 0.5871],
        [0.6735, 0.4251, 0.8556, 0.6107, 0.3848, 0.4843, 0.5976, 0.4758],
        [0.6407, 0.4308, 0.8873, 0.5028, 0.4670, 0.5341, 0.5162, 0.5112],
        [0.6604, 0.4275, 0.9052, 0.4598, 0.3730, 0.5711, 0.7126, 0.5736]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6173, 0.4013, 0.8713, 0.4640, 0.4800, 0.5700, 0.6025, 0.5600],
         [0.6200, 0.3993, 0.8639, 0.3687, 0.3658, 0.3139, 0.6002, 0.5374],
         [0.6277, 0.4056, 0.8300, 0.2650, 0.4363, 0.1850, 0.6140, 0.4823],
         [0.6277, 0.4117, 0.8988, 0.3833, 0.3950, 0.2650, 0.6290, 0.4938],
         [0.6147, 0.4026, 0.6600, 0.2467, 0.4087, 0.2150, 0.5489, 0.5773],
         [0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6102, 0.4005, 0.8687, 0.5100, 0.4812, 0.5400, 0.5404, 0.5064],
         [0.6289, 0.4024, 0.9087, 0.4567, 0.3938, 0.5633, 0.7058, 0.5609]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.026293839560821652
step:  56
running loss:  0.0004695328493003866
Train Steps: 56/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5637, 0.5633],
        [0.6261, 0.4066, 0.8325, 0.2150, 0.4763, 0.2667, 0.7002, 0.5633],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6138, 0.5333],
        [   nan,    nan, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
        [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
        [0.6165, 0.4106, 0.7575, 0.1733, 0.3838, 0.2650, 0.5680, 0.5116],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6809, 0.4527, 0.8958, 0.5070, 0.3730, 0.3764, 0.5636, 0.5649],
        [0.6687, 0.4385, 0.8463, 0.2286, 0.4897, 0.2646, 0.7110, 0.5588],
        [0.6743, 0.4415, 0.8559, 0.4503, 0.3849, 0.4493, 0.5528, 0.5542],
        [0.6415, 0.4214, 0.9230, 0.4754, 0.3986, 0.4939, 0.6279, 0.5129],
        [0.0709, 0.0313, 0.8239, 0.2984, 0.3913, 0.2874, 0.5317, 0.5538],
        [0.6992, 0.4456, 0.8838, 0.5829, 0.3848, 0.4956, 0.5796, 0.5727],
        [0.6580, 0.4399, 0.7690, 0.1786, 0.3969, 0.2561, 0.5709, 0.4883],
        [0.7060, 0.4708, 0.7031, 0.2578, 0.4217, 0.2420, 0.5853, 0.5384]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6227, 0.4193, 0.8838, 0.4933, 0.3663, 0.3733, 0.5638, 0.5633],
         [0.6261, 0.4066, 0.8325, 0.2150, 0.4762, 0.2667, 0.7002, 0.5633],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6249, 0.4138, 0.9038, 0.4517, 0.3862, 0.4917, 0.6137, 0.5333],
         [0.0000, 0.0000, 0.8213, 0.2700, 0.3775, 0.2817, 0.5425, 0.5533],
         [0.6266, 0.4070, 0.8712, 0.5600, 0.3713, 0.4783, 0.5775, 0.6100],
         [0.6165, 0.4106, 0.7575, 0.1733, 0.3837, 0.2650, 0.5680, 0.5116],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0008, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.02706561255035922
step:  57
running loss:  0.0004748353079010389
Train Steps: 57/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
        [0.6125, 0.4035, 0.7825, 0.3100, 0.3463, 0.4900, 0.5832, 0.5637],
        [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
        [0.6197, 0.4091, 0.8800, 0.4783, 0.3538, 0.4767, 0.5950, 0.5550],
        [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
        [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
        [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0304, 0.0195, 0.8875, 0.2379, 0.5391, 0.2203, 0.7275, 0.5593],
        [0.6255, 0.4086, 0.8686, 0.5094, 0.4391, 0.5338, 0.5083, 0.5156],
        [0.6054, 0.4096, 0.7995, 0.3114, 0.3484, 0.4842, 0.5791, 0.5237],
        [0.6546, 0.4381, 0.7531, 0.3264, 0.4934, 0.1947, 0.5435, 0.6094],
        [0.6182, 0.4169, 0.8919, 0.4782, 0.3639, 0.4761, 0.5869, 0.5366],
        [0.6371, 0.4349, 0.8747, 0.5479, 0.4648, 0.4981, 0.5032, 0.5233],
        [0.6280, 0.4171, 0.7957, 0.3231, 0.3506, 0.3399, 0.5864, 0.4858],
        [0.6626, 0.4187, 0.8417, 0.5371, 0.4203, 0.5553, 0.7206, 0.5507]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6070, 0.3979, 0.8575, 0.5083, 0.4350, 0.5400, 0.5180, 0.5466],
         [0.6125, 0.4035, 0.7825, 0.3100, 0.3462, 0.4900, 0.5832, 0.5637],
         [0.6283, 0.4283, 0.7477, 0.3542, 0.5125, 0.1917, 0.5500, 0.6167],
         [0.6197, 0.4091, 0.8800, 0.4783, 0.3537, 0.4767, 0.5950, 0.5550],
         [0.6127, 0.4066, 0.8550, 0.5567, 0.4662, 0.5141, 0.5070, 0.5412],
         [0.6164, 0.3972, 0.7818, 0.3381, 0.3599, 0.3387, 0.5880, 0.5153],
         [0.6314, 0.4050, 0.8227, 0.5431, 0.4150, 0.5517, 0.7121, 0.5690]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.0273065606597811
step:  58
running loss:  0.00047080276999622583
 Train Steps: 58/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
        [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
        [0.6085, 0.4005, 0.8400, 0.4317, 0.3763, 0.4750, 0.5476, 0.5058],
        [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
        [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
        [0.6222, 0.4169, 0.8638, 0.5650, 0.4313, 0.4783, 0.5637, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5931, 0.4097, 0.8874, 0.4887, 0.3945, 0.4566, 0.4961, 0.5504],
        [0.6113, 0.4209, 0.8224, 0.2378, 0.4481, 0.2116, 0.5767, 0.5303],
        [0.6100, 0.4114, 0.8547, 0.4254, 0.3745, 0.4647, 0.5253, 0.5002],
        [0.5575, 0.3701, 0.8966, 0.4368, 0.3579, 0.4684, 0.5695, 0.5236],
        [0.6361, 0.4070, 0.8598, 0.5326, 0.4002, 0.5371, 0.7005, 0.5858],
        [0.5959, 0.3916, 0.8418, 0.5647, 0.4152, 0.4711, 0.5487, 0.5289],
        [0.6106, 0.4112, 0.8561, 0.2199, 0.4688, 0.2690, 0.6868, 0.5519],
        [0.6009, 0.4062, 0.8732, 0.5490, 0.4295, 0.4702, 0.5407, 0.5784]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6146, 0.4124, 0.8800, 0.4867, 0.3800, 0.4500, 0.5106, 0.5524],
         [0.6203, 0.4073, 0.8189, 0.2398, 0.4400, 0.2054, 0.5929, 0.5501],
         [0.6084, 0.4005, 0.8400, 0.4317, 0.3762, 0.4750, 0.5476, 0.5058],
         [0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6325, 0.4066, 0.8438, 0.5350, 0.3925, 0.5267, 0.7113, 0.5795],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267],
         [0.6257, 0.4060, 0.8300, 0.2333, 0.4688, 0.2583, 0.7050, 0.5633],
         [0.6222, 0.4169, 0.8637, 0.5650, 0.4313, 0.4783, 0.5638, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.027555422129807994
step:  59
running loss:  0.00046704105304759314
Train Steps: 59/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
        [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
        [0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
        [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
        [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5805, 0.3695, 0.8528, 0.5969, 0.3916, 0.4936, 0.5851, 0.4726],
        [0.6133, 0.4126, 0.8841, 0.3074, 0.4825, 0.2126, 0.6232, 0.5347],
        [0.5386, 0.3626, 0.7153, 0.2838, 0.4685, 0.2080, 0.5480, 0.6325],
        [0.5736, 0.3836, 0.8924, 0.5182, 0.4034, 0.5241, 0.5703, 0.5236],
        [0.5928, 0.4034, 0.8754, 0.4717, 0.4411, 0.5010, 0.4946, 0.5865],
        [0.6145, 0.3952, 0.8317, 0.2403, 0.4494, 0.2615, 0.6516, 0.5482],
        [0.5552, 0.3814, 0.7775, 0.2858, 0.3488, 0.4323, 0.5621, 0.5333],
        [0.5896, 0.3951, 0.8348, 0.2885, 0.4179, 0.2225, 0.5542, 0.5421]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6271, 0.4020, 0.8375, 0.6083, 0.3925, 0.4867, 0.6037, 0.4626],
         [0.6364, 0.4144, 0.8625, 0.3083, 0.4913, 0.2000, 0.6448, 0.5274],
         [0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6211, 0.4069, 0.8750, 0.5117, 0.4150, 0.4900, 0.5875, 0.5167],
         [0.6138, 0.4054, 0.8750, 0.4750, 0.4363, 0.5017, 0.5086, 0.5822],
         [0.6286, 0.4097, 0.8107, 0.2414, 0.4425, 0.2483, 0.6745, 0.5385],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028138416208093986
step:  60
running loss:  0.0004689736034682331
Train Steps: 60/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6268, 0.4061, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
        [   nan,    nan, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
        [0.6122, 0.4006, 0.8850, 0.4217, 0.4088, 0.5517, 0.6063, 0.5517],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6198, 0.4101, 0.8838, 0.5283, 0.3763, 0.5267, 0.5913, 0.5567],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6601,  0.4249,  0.8365,  0.2621,  0.4635,  0.2275,  0.6326,  0.5491],
        [-0.0086, -0.0145,  0.7348,  0.2205,  0.4374,  0.1838,  0.5444,  0.5287],
        [ 0.5796,  0.3725,  0.8702,  0.4454,  0.4151,  0.5646,  0.6027,  0.5698],
        [ 0.6180,  0.3984,  0.7739,  0.2203,  0.4497,  0.2328,  0.6333,  0.5667],
        [ 0.5950,  0.3945,  0.8707,  0.5517,  0.3807,  0.5406,  0.5929,  0.5902],
        [ 0.5702,  0.3789,  0.8715,  0.4924,  0.4610,  0.5067,  0.5206,  0.5155],
        [ 0.5951,  0.3871,  0.7522,  0.2959,  0.4304,  0.2437,  0.5927,  0.5768],
        [ 0.5827,  0.3908,  0.8806,  0.5121,  0.3746,  0.4485,  0.5799,  0.5850]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6268, 0.4060, 0.8350, 0.2433, 0.4575, 0.2283, 0.6350, 0.5300],
         [0.0000, 0.0000, 0.7412, 0.2200, 0.4450, 0.1517, 0.5312, 0.4983],
         [0.6122, 0.4006, 0.8850, 0.4217, 0.4087, 0.5517, 0.6062, 0.5517],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6198, 0.4101, 0.8838, 0.5283, 0.3762, 0.5267, 0.5913, 0.5567],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6274, 0.4270, 0.8938, 0.4967, 0.3550, 0.4283, 0.5700, 0.5733]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028534956247312948
step:  61
running loss:  0.00046778616798873684
Train Steps: 61/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6234, 0.4179, 0.7825, 0.3450, 0.3813, 0.2867, 0.5675, 0.5617],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
        [0.6250, 0.4131, 0.8688, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
        [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5669, 0.3619, 0.8556, 0.5292, 0.4412, 0.5751, 0.6005, 0.5261],
        [0.6083, 0.3899, 0.8528, 0.4225, 0.3767, 0.4475, 0.6131, 0.5482],
        [0.5707, 0.3839, 0.7689, 0.3624, 0.4002, 0.2881, 0.5756, 0.5738],
        [0.0472, 0.0215, 0.7341, 0.2395, 0.3982, 0.2607, 0.5287, 0.5618],
        [0.6124, 0.3909, 0.8916, 0.4302, 0.3773, 0.3933, 0.6496, 0.5194],
        [0.6038, 0.3976, 0.8544, 0.3207, 0.4519, 0.2539, 0.6068, 0.5451],
        [0.6097, 0.3940, 0.8519, 0.4202, 0.4003, 0.4898, 0.5916, 0.5555],
        [0.5586, 0.3608, 0.8751, 0.4247, 0.3675, 0.3782, 0.5871, 0.5745]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6129, 0.3930, 0.8769, 0.5105, 0.4146, 0.5642, 0.6000, 0.5082],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6234, 0.4179, 0.7825, 0.3450, 0.3812, 0.2867, 0.5675, 0.5617],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6296, 0.3989, 0.9000, 0.4150, 0.3613, 0.3867, 0.6400, 0.5100],
         [0.6250, 0.4131, 0.8687, 0.2983, 0.4275, 0.2367, 0.6162, 0.5367],
         [0.6150, 0.3949, 0.8800, 0.4033, 0.3825, 0.4900, 0.5875, 0.5483],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.028984240110730752
step:  62
running loss:  0.00046748774372146375
 Train Steps: 62/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6126, 0.3954, 0.8538, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
        [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
        [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6068, 0.3963, 0.8650, 0.4317, 0.4037, 0.5083, 0.5253, 0.4999],
        [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6362, 0.5200],
        [0.6286, 0.4086, 0.8408, 0.2801, 0.4163, 0.2800, 0.6725, 0.5393],
        [0.6182, 0.4099, 0.7812, 0.3000, 0.3937, 0.2367, 0.5325, 0.5750]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5621, 0.3566, 0.8446, 0.5022, 0.4237, 0.4701, 0.5275, 0.5495],
        [0.6145, 0.3894, 0.8666, 0.4223, 0.3447, 0.4410, 0.6383, 0.5094],
        [0.5641, 0.3690, 0.8509, 0.5467, 0.3611, 0.4495, 0.6190, 0.5186],
        [0.5908, 0.3902, 0.8255, 0.5633, 0.3920, 0.4061, 0.7199, 0.5706],
        [0.6059, 0.3850, 0.8353, 0.4464, 0.4018, 0.5076, 0.5215, 0.4927],
        [0.5895, 0.3806, 0.8615, 0.3665, 0.3606, 0.5174, 0.6403, 0.5171],
        [0.6403, 0.4124, 0.8280, 0.2962, 0.4103, 0.2930, 0.6851, 0.5467],
        [0.6094, 0.4098, 0.7718, 0.3154, 0.4044, 0.2346, 0.5285, 0.5751]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6126, 0.3954, 0.8537, 0.4983, 0.4250, 0.4700, 0.5355, 0.5350],
         [0.6250, 0.4008, 0.8950, 0.4183, 0.3550, 0.4383, 0.6361, 0.4927],
         [0.6302, 0.4007, 0.8850, 0.5500, 0.3613, 0.4517, 0.6335, 0.5012],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6068, 0.3963, 0.8650, 0.4317, 0.4038, 0.5083, 0.5253, 0.4999],
         [0.6214, 0.4040, 0.8838, 0.3500, 0.3600, 0.5183, 0.6363, 0.5200],
         [0.6286, 0.4086, 0.8408, 0.2801, 0.4162, 0.2800, 0.6725, 0.5393],
         [0.6182, 0.4099, 0.7812, 0.3000, 0.3938, 0.2367, 0.5325, 0.5750]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.029316391359316185
step:  63
running loss:  0.0004653395453859712
Train Steps: 63/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6147, 0.4081, 0.8538, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5887, 0.5017],
        [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
        [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
        [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
        [0.6097, 0.4024, 0.8488, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
        [0.6082, 0.4024, 0.8738, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6310, 0.4094, 0.8501, 0.3549, 0.3542, 0.2914, 0.5601, 0.4993],
        [0.6054, 0.3872, 0.7358, 0.2707, 0.4196, 0.2048, 0.6096, 0.5439],
        [0.6054, 0.3931, 0.8595, 0.4581, 0.3593, 0.4813, 0.5988, 0.5172],
        [0.5903, 0.3818, 0.8267, 0.5510, 0.3844, 0.4066, 0.5926, 0.5354],
        [0.6094, 0.3951, 0.8160, 0.3809, 0.3438, 0.4054, 0.5520, 0.5542],
        [0.6233, 0.3981, 0.8425, 0.3481, 0.3685, 0.3532, 0.6469, 0.5067],
        [0.5660, 0.3539, 0.8270, 0.3669, 0.3908, 0.5373, 0.6171, 0.5336],
        [0.5670, 0.3656, 0.8518, 0.3878, 0.3705, 0.3865, 0.5457, 0.4974]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6147, 0.4081, 0.8537, 0.3400, 0.3663, 0.3150, 0.5142, 0.4875],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6163, 0.4006, 0.8788, 0.4683, 0.3663, 0.4883, 0.5888, 0.5017],
         [0.6226, 0.4001, 0.8438, 0.5733, 0.3862, 0.4250, 0.5750, 0.5283],
         [0.6111, 0.4019, 0.8350, 0.3867, 0.3500, 0.4283, 0.5480, 0.5719],
         [0.6261, 0.4029, 0.8720, 0.3364, 0.3665, 0.3753, 0.6531, 0.5183],
         [0.6097, 0.4024, 0.8487, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
         [0.6082, 0.4024, 0.8737, 0.4017, 0.3688, 0.3950, 0.5306, 0.5136]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.029691978357732296
step:  64
running loss:  0.0004639371618395671
Train Steps: 64/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6329, 0.4196, 0.9238, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
        [0.6075, 0.4007, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
        [0.6189, 0.4049, 0.8888, 0.4417, 0.4213, 0.5200, 0.5988, 0.5633],
        [0.6267, 0.4065, 0.8313, 0.2467, 0.4788, 0.1733, 0.6312, 0.5133],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
        [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
        [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
        [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6060, 0.4027, 0.9025, 0.4582, 0.3996, 0.2778, 0.7325, 0.5489],
        [0.6204, 0.4067, 0.8110, 0.4773, 0.3780, 0.4878, 0.5226, 0.5209],
        [0.5794, 0.3736, 0.8835, 0.4338, 0.3948, 0.5220, 0.6071, 0.5618],
        [0.6142, 0.4049, 0.8165, 0.2311, 0.4544, 0.1651, 0.6256, 0.5015],
        [0.6073, 0.3961, 0.8408, 0.3007, 0.4270, 0.2088, 0.6565, 0.4918],
        [0.5828, 0.3903, 0.8484, 0.5090, 0.3845, 0.5092, 0.5891, 0.4947],
        [0.6020, 0.3937, 0.8769, 0.4152, 0.3334, 0.3141, 0.5947, 0.5279],
        [0.5650, 0.3774, 0.8745, 0.4475, 0.3991, 0.5974, 0.5709, 0.5031]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6329, 0.4196, 0.9237, 0.4583, 0.4263, 0.2933, 0.7343, 0.5748],
         [0.6075, 0.4006, 0.8275, 0.4917, 0.4050, 0.5100, 0.5167, 0.5280],
         [0.6189, 0.4049, 0.8888, 0.4417, 0.4212, 0.5200, 0.5987, 0.5633],
         [0.6266, 0.4065, 0.8313, 0.2467, 0.4787, 0.1733, 0.6313, 0.5133],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089],
         [0.6198, 0.3997, 0.8582, 0.5361, 0.4117, 0.5016, 0.5942, 0.5134],
         [0.6202, 0.4054, 0.8892, 0.4428, 0.3642, 0.3249, 0.5840, 0.5426],
         [0.6135, 0.4115, 0.8838, 0.4667, 0.4288, 0.6050, 0.5778, 0.5097]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.030056098359636962
step:  65
running loss:  0.000462401513225184
Train Steps: 65/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
        [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6138, 0.5400],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683],
        [0.6112, 0.4029, 0.8638, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
        [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
        [0.6198, 0.4115, 0.7762, 0.2717, 0.3713, 0.3200, 0.5837, 0.5683],
        [0.6137, 0.4038, 0.8563, 0.4050, 0.3813, 0.2550, 0.5106, 0.4954],
        [0.6228, 0.4119, 0.7938, 0.2233, 0.4674, 0.1773, 0.6188, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6325, 0.4188, 0.8790, 0.4454, 0.3357, 0.4470, 0.5937, 0.5070],
        [0.6276, 0.4159, 0.8831, 0.3919, 0.3389, 0.4420, 0.6121, 0.5288],
        [0.5823, 0.4039, 0.8797, 0.3453, 0.3316, 0.3823, 0.6009, 0.5428],
        [0.6027, 0.3982, 0.8725, 0.4607, 0.4668, 0.4718, 0.5631, 0.5381],
        [0.5903, 0.3948, 0.8057, 0.2344, 0.4171, 0.2533, 0.6727, 0.5183],
        [0.6415, 0.4335, 0.7790, 0.2666, 0.3548, 0.2899, 0.5766, 0.5454],
        [0.6410, 0.4316, 0.8549, 0.4109, 0.3794, 0.2458, 0.5019, 0.4821],
        [0.6050, 0.4117, 0.7940, 0.2302, 0.4581, 0.1521, 0.6242, 0.5132]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6201, 0.4017, 0.8871, 0.4621, 0.3517, 0.4675, 0.5999, 0.5106],
         [0.6200, 0.3998, 0.8850, 0.3950, 0.3500, 0.4650, 0.6137, 0.5400],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683],
         [0.6112, 0.4029, 0.8637, 0.4800, 0.4875, 0.5083, 0.5763, 0.5567],
         [0.6279, 0.4050, 0.8025, 0.2200, 0.4313, 0.2733, 0.6820, 0.5320],
         [0.6198, 0.4115, 0.7763, 0.2717, 0.3713, 0.3200, 0.5838, 0.5683],
         [0.6137, 0.4038, 0.8562, 0.4050, 0.3812, 0.2550, 0.5106, 0.4954],
         [0.6228, 0.4119, 0.7937, 0.2233, 0.4674, 0.1773, 0.6187, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.030345589388161898
step:  66
running loss:  0.0004597816573963924
 Train Steps: 66/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6173, 0.4114, 0.7325, 0.2500, 0.4213, 0.1917, 0.5338, 0.5700],
        [0.6058, 0.3978, 0.8287, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
        [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6300, 0.4133, 0.8538, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
        [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5787, 0.5600],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6730, 0.4373, 0.9066, 0.5274, 0.3590, 0.4573, 0.6407, 0.4906],
        [0.6628, 0.4471, 0.7531, 0.2596, 0.4204, 0.1885, 0.5333, 0.5555],
        [0.6626, 0.4496, 0.8338, 0.3639, 0.3408, 0.4037, 0.5647, 0.5396],
        [0.6586, 0.4142, 0.8963, 0.4003, 0.3388, 0.4788, 0.6314, 0.5172],
        [0.0469, 0.0414, 0.8846, 0.2554, 0.5381, 0.2105, 0.7217, 0.5614],
        [0.6127, 0.3974, 0.8840, 0.2309, 0.5523, 0.2475, 0.7283, 0.5359],
        [0.6800, 0.4512, 0.8846, 0.4860, 0.4886, 0.5012, 0.5734, 0.5537],
        [0.0506, 0.0346, 0.7934, 0.2526, 0.3742, 0.2824, 0.5256, 0.5156]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6173, 0.4114, 0.7325, 0.2500, 0.4212, 0.1917, 0.5337, 0.5700],
         [0.6058, 0.3978, 0.8288, 0.3600, 0.3400, 0.4050, 0.5529, 0.5461],
         [0.6182, 0.3930, 0.8841, 0.3892, 0.3556, 0.4967, 0.6222, 0.5279],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6300, 0.4133, 0.8537, 0.2167, 0.5587, 0.2250, 0.7390, 0.5413],
         [0.6141, 0.4038, 0.8650, 0.4833, 0.4839, 0.5176, 0.5788, 0.5600],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03091353503987193
step:  67
running loss:  0.0004613960453712229
Train Steps: 67/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6162, 0.4134, 0.6700, 0.2467, 0.3962, 0.2533, 0.5737, 0.5467],
        [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
        [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6063, 0.5617],
        [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
        [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
        [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6072, 0.4156, 0.6845, 0.2488, 0.3885, 0.2646, 0.5822, 0.5506],
        [0.6824, 0.4430, 0.9033, 0.3734, 0.3597, 0.3630, 0.6155, 0.4861],
        [0.6485, 0.4382, 0.9266, 0.4681, 0.3643, 0.4627, 0.5905, 0.5646],
        [0.6429, 0.4136, 0.9213, 0.3295, 0.4761, 0.3300, 0.7252, 0.5254],
        [0.6812, 0.4458, 0.8530, 0.3079, 0.3447, 0.4176, 0.6092, 0.5309],
        [0.6150, 0.4112, 0.8791, 0.5605, 0.3931, 0.4561, 0.5007, 0.4900],
        [0.6644, 0.4421, 0.9267, 0.4800, 0.3993, 0.5388, 0.7369, 0.5406],
        [0.6674, 0.4306, 0.8511, 0.5840, 0.4571, 0.4663, 0.5463, 0.5880]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6162, 0.4134, 0.6700, 0.2467, 0.3963, 0.2533, 0.5738, 0.5467],
         [0.6263, 0.4057, 0.8800, 0.3833, 0.3650, 0.3717, 0.6375, 0.4804],
         [0.6204, 0.4091, 0.8950, 0.4783, 0.3613, 0.4617, 0.6062, 0.5617],
         [0.6296, 0.4060, 0.9100, 0.3267, 0.4726, 0.3367, 0.7446, 0.5355],
         [0.6182, 0.3967, 0.8263, 0.3065, 0.3526, 0.4161, 0.6192, 0.5290],
         [0.6101, 0.3977, 0.8550, 0.5667, 0.3862, 0.4417, 0.5128, 0.4869],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6204, 0.4055, 0.8438, 0.5733, 0.4574, 0.4801, 0.5487, 0.5617]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03130897891242057
step:  68
running loss:  0.0004604261604767731
Train Steps: 68/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6088, 0.5583],
        [0.6241, 0.4143, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
        [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
        [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5737, 0.5700],
        [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
        [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
        [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
        [0.6183, 0.4076, 0.8838, 0.4517, 0.3813, 0.4483, 0.5775, 0.5633]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6401, 0.4268, 0.7226, 0.2012, 0.4088, 0.2647, 0.6165, 0.5383],
        [0.6213, 0.4168, 0.9257, 0.4448, 0.4271, 0.5342, 0.6339, 0.5451],
        [0.6416, 0.4361, 0.8674, 0.5556, 0.4946, 0.4437, 0.5999, 0.5797],
        [0.6356, 0.4275, 0.9069, 0.5226, 0.3884, 0.4892, 0.5855, 0.5514],
        [0.6988, 0.4739, 0.9074, 0.5321, 0.4143, 0.4907, 0.5857, 0.5554],
        [0.6401, 0.4200, 0.8829, 0.5230, 0.4142, 0.4624, 0.6204, 0.5285],
        [0.5978, 0.3988, 0.7610, 0.2069, 0.4505, 0.2119, 0.6215, 0.5091],
        [0.6463, 0.4257, 0.9085, 0.4362, 0.4016, 0.4561, 0.5870, 0.5596]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6246, 0.4090, 0.6964, 0.2027, 0.3925, 0.2683, 0.6087, 0.5583],
         [0.6241, 0.4142, 0.8938, 0.4650, 0.4075, 0.5350, 0.6250, 0.5550],
         [0.6239, 0.4174, 0.8425, 0.5733, 0.4825, 0.4500, 0.5625, 0.5933],
         [0.6239, 0.4206, 0.8750, 0.5400, 0.3688, 0.4850, 0.5738, 0.5700],
         [0.6223, 0.4171, 0.8750, 0.5500, 0.4050, 0.4817, 0.5675, 0.5600],
         [0.6199, 0.3952, 0.8573, 0.5374, 0.4075, 0.4687, 0.5942, 0.5377],
         [0.6216, 0.4100, 0.7350, 0.2067, 0.4325, 0.2050, 0.5950, 0.5333],
         [0.6183, 0.4076, 0.8838, 0.4517, 0.3812, 0.4483, 0.5775, 0.5633]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.031762625847477466
step:  69
running loss:  0.00046032791083300674
Train Steps: 69/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
        [0.6200, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
        [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
        [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
        [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6460, 0.4203, 0.9000, 0.5420, 0.3821, 0.3687, 0.5508, 0.5364],
        [0.6151, 0.4056, 0.8694, 0.2938, 0.4477, 0.2250, 0.5831, 0.5344],
        [0.5969, 0.3859, 0.7443, 0.1821, 0.4409, 0.2535, 0.6052, 0.5541],
        [0.5619, 0.3696, 0.7780, 0.2227, 0.4654, 0.2409, 0.6000, 0.5386],
        [0.6365, 0.4150, 0.7459, 0.2567, 0.3699, 0.4079, 0.5746, 0.5771],
        [0.6522, 0.4290, 0.8946, 0.5280, 0.4635, 0.5333, 0.6704, 0.5245],
        [0.6457, 0.4102, 0.9029, 0.4656, 0.4647, 0.5256, 0.6216, 0.5263],
        [0.6640, 0.4348, 0.7400, 0.3104, 0.3679, 0.3367, 0.5077, 0.5379]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6182, 0.3972, 0.8720, 0.5527, 0.3638, 0.3582, 0.5696, 0.5395],
         [0.6199, 0.4086, 0.8414, 0.2974, 0.4117, 0.2274, 0.5869, 0.5391],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6215, 0.4119, 0.7688, 0.2300, 0.4200, 0.2283, 0.5925, 0.5317],
         [0.6151, 0.4058, 0.7068, 0.2680, 0.3400, 0.4083, 0.5775, 0.5733],
         [0.6257, 0.4024, 0.8612, 0.5352, 0.4361, 0.5253, 0.6680, 0.5166],
         [0.6211, 0.3935, 0.8636, 0.4841, 0.4417, 0.5126, 0.6331, 0.5268],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03225781302899122
step:  70
running loss:  0.0004608259004141603
 Train Steps: 70/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6310, 0.4017, 0.8563, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
        [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
        [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
        [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5737, 0.5350],
        [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
        [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6038, 0.6167],
        [0.6200, 0.4049, 0.8638, 0.5617, 0.4125, 0.5100, 0.6013, 0.5317],
        [0.6201, 0.4102, 0.7288, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6148, 0.3716, 0.8605, 0.5585, 0.3871, 0.4737, 0.6259, 0.5169],
        [0.6468, 0.4023, 0.8991, 0.4805, 0.4321, 0.5419, 0.6411, 0.5354],
        [0.6433, 0.4191, 0.7664, 0.3155, 0.3697, 0.4264, 0.5722, 0.5404],
        [0.6585, 0.4212, 0.8732, 0.4792, 0.3988, 0.3011, 0.5767, 0.5431],
        [0.6219, 0.3866, 0.9016, 0.4525, 0.4625, 0.5749, 0.6231, 0.5492],
        [0.6424, 0.4062, 0.7986, 0.3269, 0.3891, 0.3860, 0.6075, 0.6323],
        [0.6266, 0.4012, 0.8681, 0.5553, 0.4246, 0.4999, 0.5951, 0.5453],
        [0.6402, 0.4050, 0.7469, 0.2468, 0.4276, 0.2472, 0.5946, 0.5733]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6310, 0.4017, 0.8562, 0.5800, 0.3688, 0.4750, 0.6326, 0.5006],
         [0.6197, 0.3930, 0.8793, 0.4736, 0.4152, 0.5464, 0.6308, 0.5235],
         [0.6142, 0.4127, 0.7575, 0.3067, 0.3438, 0.4383, 0.5778, 0.5207],
         [0.6227, 0.4083, 0.8938, 0.4800, 0.3800, 0.2950, 0.5738, 0.5350],
         [0.6175, 0.4013, 0.8900, 0.4500, 0.4375, 0.5850, 0.6175, 0.5383],
         [0.6198, 0.4105, 0.7950, 0.3267, 0.3675, 0.3767, 0.6037, 0.6167],
         [0.6199, 0.4049, 0.8637, 0.5617, 0.4125, 0.5100, 0.6012, 0.5317],
         [0.6201, 0.4102, 0.7287, 0.2417, 0.4150, 0.2383, 0.6100, 0.5500]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.032472519553266466
step:  71
running loss:  0.0004573594303276967
Train Steps: 71/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
        [0.6277, 0.4083, 0.8350, 0.2717, 0.4562, 0.1800, 0.5918, 0.4878],
        [0.6339, 0.4102, 0.9088, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
        [0.6218, 0.4185, 0.7338, 0.2650, 0.4625, 0.1950, 0.5687, 0.5800],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6090, 0.4010, 0.7838, 0.3483, 0.3538, 0.3783, 0.5462, 0.5077]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5940, 0.3746, 0.8675, 0.4779, 0.3429, 0.3852, 0.6126, 0.4978],
        [0.6416, 0.4011, 0.7967, 0.2772, 0.4555, 0.2147, 0.5898, 0.5085],
        [0.6110, 0.3931, 0.8839, 0.4816, 0.3927, 0.5575, 0.7458, 0.5450],
        [0.5519, 0.3622, 0.6993, 0.2598, 0.4502, 0.2145, 0.5542, 0.5974],
        [0.6182, 0.4113, 0.8660, 0.4374, 0.4177, 0.5403, 0.5742, 0.5472],
        [0.6018, 0.4055, 0.8068, 0.4443, 0.4412, 0.2809, 0.5477, 0.6292],
        [0.5763, 0.3665, 0.7078, 0.2500, 0.4051, 0.2317, 0.5698, 0.5809],
        [0.5822, 0.3735, 0.7703, 0.3540, 0.3481, 0.3917, 0.5402, 0.5193]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6277, 0.4013, 0.8888, 0.4767, 0.3600, 0.3567, 0.6148, 0.4672],
         [0.6277, 0.4083, 0.8350, 0.2717, 0.4563, 0.1800, 0.5918, 0.4878],
         [0.6339, 0.4102, 0.9087, 0.4767, 0.3925, 0.5283, 0.7509, 0.5390],
         [0.6218, 0.4185, 0.7337, 0.2650, 0.4625, 0.1950, 0.5688, 0.5800],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6286, 0.4274, 0.8500, 0.4500, 0.4525, 0.2583, 0.5440, 0.6209],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6090, 0.4010, 0.7837, 0.3483, 0.3537, 0.3783, 0.5462, 0.5077]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03298366616945714
step:  72
running loss:  0.0004581064745757936
Train Steps: 72/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5413, 0.5433],
        [0.6109, 0.4041, 0.6975, 0.3167, 0.3513, 0.3383, 0.5153, 0.5319],
        [0.6109, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
        [0.6097, 0.4024, 0.8488, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
        [0.6219, 0.4097, 0.8738, 0.3400, 0.3563, 0.4117, 0.5975, 0.5683]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6499, 0.4078, 0.7000, 0.2581, 0.3769, 0.3111, 0.6247, 0.5697],
        [0.6281, 0.4074, 0.8035, 0.3519, 0.3447, 0.3648, 0.5826, 0.5726],
        [0.6364, 0.4119, 0.8539, 0.5459, 0.3686, 0.3947, 0.6423, 0.4841],
        [0.6095, 0.3974, 0.8234, 0.3717, 0.3595, 0.3201, 0.5477, 0.5440],
        [0.6284, 0.3995, 0.6904, 0.3434, 0.3354, 0.3422, 0.5280, 0.5376],
        [0.5998, 0.3851, 0.8500, 0.4988, 0.3631, 0.4099, 0.5674, 0.5175],
        [0.6158, 0.3904, 0.8237, 0.4010, 0.3881, 0.5619, 0.6200, 0.5523],
        [0.6299, 0.4122, 0.8502, 0.3714, 0.3427, 0.4069, 0.6090, 0.5711]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6198, 0.4114, 0.8263, 0.3283, 0.3550, 0.3583, 0.5813, 0.5667],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6225, 0.4196, 0.8788, 0.3467, 0.3750, 0.3400, 0.5412, 0.5433],
         [0.6109, 0.4041, 0.6975, 0.3167, 0.3512, 0.3383, 0.5153, 0.5319],
         [0.6108, 0.4009, 0.8725, 0.4700, 0.3550, 0.4167, 0.5650, 0.5117],
         [0.6097, 0.4024, 0.8487, 0.3717, 0.3875, 0.5517, 0.5836, 0.5591],
         [0.6219, 0.4097, 0.8737, 0.3400, 0.3562, 0.4117, 0.5975, 0.5683]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.033311496314127
step:  73
running loss:  0.0004563218673168082
Train Steps: 73/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
        [   nan,    nan, 0.7648, 0.2722, 0.3962, 0.2183, 0.5060, 0.5422],
        [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
        [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
        [0.6278, 0.4253, 0.8875, 0.5017, 0.4113, 0.2750, 0.5413, 0.6196],
        [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
        [0.6166, 0.4008, 0.8563, 0.5667, 0.4388, 0.4933, 0.5575, 0.5567]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6001, 0.3739, 0.8487, 0.4550, 0.4385, 0.5025, 0.5561, 0.5098],
        [0.6396, 0.3958, 0.6744, 0.2837, 0.3477, 0.3114, 0.5517, 0.5619],
        [0.0268, 0.0122, 0.7260, 0.2481, 0.3726, 0.2221, 0.5261, 0.5384],
        [0.6357, 0.3967, 0.8064, 0.5874, 0.3649, 0.5221, 0.6275, 0.4840],
        [0.5734, 0.3575, 0.8358, 0.5049, 0.3809, 0.4387, 0.5359, 0.5817],
        [0.6598, 0.4303, 0.8430, 0.4853, 0.4221, 0.2899, 0.5880, 0.6172],
        [0.6129, 0.3875, 0.8133, 0.5460, 0.3682, 0.4424, 0.7284, 0.5532],
        [0.6262, 0.3910, 0.8388, 0.5480, 0.4184, 0.5080, 0.5845, 0.5708]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510],
         [0.0000, 0.0000, 0.7648, 0.2722, 0.3963, 0.2183, 0.5060, 0.5422],
         [0.6271, 0.4005, 0.8450, 0.6067, 0.3850, 0.4983, 0.6069, 0.4649],
         [0.6129, 0.4069, 0.8750, 0.5067, 0.3875, 0.4233, 0.5235, 0.5881],
         [0.6278, 0.4253, 0.8875, 0.5017, 0.4112, 0.2750, 0.5413, 0.6196],
         [0.6296, 0.4076, 0.8400, 0.5583, 0.3700, 0.4367, 0.6876, 0.5494],
         [0.6166, 0.4008, 0.8562, 0.5667, 0.4387, 0.4933, 0.5575, 0.5567]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03379115313873626
step:  74
running loss:  0.00045663720457751706
 Train Steps: 74/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
        [0.6201, 0.4151, 0.8588, 0.5467, 0.3700, 0.3950, 0.5637, 0.5933],
        [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
        [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
        [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6307, 0.4029, 0.8650, 0.5200, 0.3763, 0.4017, 0.7311, 0.5366],
        [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6089, 0.3922, 0.7377, 0.3172, 0.3326, 0.3313, 0.5328, 0.5695],
        [0.6255, 0.4055, 0.8288, 0.5502, 0.3399, 0.3870, 0.5390, 0.5697],
        [0.6152, 0.4073, 0.6935, 0.2694, 0.3570, 0.2763, 0.5415, 0.5174],
        [0.5788, 0.3750, 0.7982, 0.3405, 0.3481, 0.3064, 0.5433, 0.5249],
        [0.6074, 0.3984, 0.8524, 0.4886, 0.3761, 0.5244, 0.6152, 0.4800],
        [0.6091, 0.3986, 0.8160, 0.4387, 0.3483, 0.4726, 0.5366, 0.5699],
        [0.6254, 0.4090, 0.8349, 0.5263, 0.3610, 0.4049, 0.7104, 0.5167],
        [0.6412, 0.4223, 0.8794, 0.3954, 0.4289, 0.2125, 0.5985, 0.4951]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6122, 0.4048, 0.7506, 0.3014, 0.3475, 0.3333, 0.5487, 0.5749],
         [0.6202, 0.4151, 0.8587, 0.5467, 0.3700, 0.3950, 0.5638, 0.5933],
         [0.6106, 0.4022, 0.7125, 0.2650, 0.3713, 0.2700, 0.5431, 0.5123],
         [0.6136, 0.4029, 0.8263, 0.3350, 0.3625, 0.3067, 0.5675, 0.5167],
         [0.6264, 0.4035, 0.8888, 0.4883, 0.4050, 0.5217, 0.6361, 0.4791],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6307, 0.4029, 0.8650, 0.5200, 0.3762, 0.4017, 0.7311, 0.5366],
         [0.6260, 0.4161, 0.9000, 0.3833, 0.4450, 0.2133, 0.6237, 0.4986]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03405617133830674
step:  75
running loss:  0.00045408228451075655
Train Steps: 75/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6102, 0.4001, 0.7738, 0.3583, 0.3463, 0.3800, 0.5524, 0.5689],
        [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
        [0.6293, 0.3982, 0.8700, 0.5300, 0.3763, 0.4717, 0.7050, 0.5297],
        [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
        [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
        [0.6163, 0.4114, 0.7650, 0.2017, 0.3763, 0.2867, 0.5631, 0.5071],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6188, 0.5433]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6041, 0.3908, 0.7807, 0.3757, 0.3441, 0.3718, 0.5173, 0.5518],
        [0.5819, 0.3833, 0.8373, 0.4099, 0.3521, 0.4983, 0.5535, 0.5542],
        [0.6308, 0.3993, 0.8683, 0.5513, 0.3575, 0.4532, 0.6896, 0.5235],
        [0.6291, 0.4198, 0.8922, 0.5122, 0.3483, 0.4118, 0.6168, 0.5032],
        [0.6506, 0.4303, 0.8431, 0.5729, 0.3834, 0.3998, 0.7119, 0.5599],
        [0.6258, 0.4162, 0.7446, 0.2005, 0.3655, 0.2652, 0.5402, 0.5004],
        [0.6046, 0.4005, 0.8637, 0.5245, 0.4355, 0.5057, 0.5201, 0.4984],
        [0.6070, 0.4025, 0.8941, 0.4713, 0.3727, 0.5104, 0.5979, 0.5312]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6102, 0.4001, 0.7738, 0.3583, 0.3462, 0.3800, 0.5524, 0.5689],
         [0.6037, 0.4020, 0.8300, 0.4033, 0.3575, 0.4883, 0.5647, 0.5631],
         [0.6293, 0.3982, 0.8700, 0.5300, 0.3762, 0.4717, 0.7050, 0.5297],
         [0.6269, 0.4073, 0.8900, 0.4933, 0.3625, 0.4183, 0.6288, 0.5150],
         [0.6339, 0.4159, 0.8400, 0.5617, 0.3825, 0.4150, 0.7343, 0.5748],
         [0.6163, 0.4114, 0.7650, 0.2017, 0.3762, 0.2867, 0.5631, 0.5071],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6199, 0.4060, 0.8888, 0.4667, 0.3800, 0.5050, 0.6187, 0.5433]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03425430311472155
step:  76
running loss:  0.00045071451466738885
Train Steps: 76/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6133, 0.4094, 0.8495, 0.4028, 0.3588, 0.3200, 0.5003, 0.5407],
        [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
        [0.6122, 0.3993, 0.8738, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
        [0.6275, 0.4111, 0.8463, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [   nan,    nan, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
        [0.6102, 0.4020, 0.8638, 0.3717, 0.3625, 0.5017, 0.6038, 0.5500],
        [0.6339, 0.4102, 0.8588, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.5782,  0.3960,  0.8596,  0.4026,  0.3638,  0.2947,  0.5104,  0.5605],
        [ 0.5868,  0.3921,  0.8928,  0.5126,  0.3761,  0.3818,  0.6223,  0.5027],
        [ 0.5819,  0.3889,  0.8771,  0.4751,  0.4446,  0.4962,  0.5090,  0.5008],
        [ 0.6055,  0.4110,  0.8534,  0.2530,  0.4695,  0.1872,  0.6282,  0.5183],
        [ 0.5992,  0.3971,  0.8742,  0.5657,  0.3681,  0.3804,  0.6038,  0.4837],
        [-0.0291, -0.0051,  0.7582,  0.2469,  0.3822,  0.2729,  0.5228,  0.5483],
        [ 0.5652,  0.3814,  0.8680,  0.3559,  0.3709,  0.4956,  0.6065,  0.5715],
        [ 0.6148,  0.4079,  0.8644,  0.3119,  0.4575,  0.2078,  0.6471,  0.5255]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6133, 0.4094, 0.8495, 0.4028, 0.3587, 0.3200, 0.5003, 0.5407],
         [0.6307, 0.4060, 0.8950, 0.5183, 0.3750, 0.3850, 0.6338, 0.4938],
         [0.6122, 0.3993, 0.8737, 0.4667, 0.4517, 0.4879, 0.5155, 0.4927],
         [0.6275, 0.4111, 0.8462, 0.2617, 0.4487, 0.1983, 0.6211, 0.4904],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.0000, 0.0000, 0.7625, 0.2433, 0.3713, 0.2867, 0.5235, 0.5220],
         [0.6102, 0.4020, 0.8637, 0.3717, 0.3625, 0.5017, 0.6037, 0.5500],
         [0.6339, 0.4102, 0.8587, 0.3133, 0.4425, 0.2117, 0.6417, 0.5089]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03449908675975166
step:  77
running loss:  0.00044804008778898265
Train Steps: 77/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6346, 0.4144, 0.9088, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
        [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
        [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
        [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
        [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6063, 0.5567],
        [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
        [0.6346, 0.4092, 0.7712, 0.5917, 0.4037, 0.4767, 0.7343, 0.5725],
        [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5928, 0.4148, 0.9317, 0.4549, 0.3857, 0.4069, 0.6875, 0.5749],
        [0.6258, 0.4227, 0.8987, 0.4046, 0.3453, 0.4238, 0.5952, 0.5166],
        [0.5839, 0.4023, 0.9205, 0.4549, 0.3527, 0.4937, 0.6135, 0.5055],
        [0.6059, 0.4120, 0.7293, 0.2632, 0.4128, 0.1986, 0.5330, 0.5595],
        [0.6360, 0.4297, 0.9069, 0.4480, 0.4612, 0.5162, 0.5732, 0.5343],
        [0.5389, 0.3747, 0.9047, 0.5002, 0.3684, 0.3171, 0.6194, 0.4796],
        [0.5922, 0.4071, 0.8178, 0.5521, 0.3789, 0.4638, 0.7159, 0.5648],
        [0.5700, 0.3894, 0.9051, 0.4533, 0.4485, 0.4864, 0.5142, 0.4808]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6346, 0.4144, 0.9087, 0.4667, 0.3850, 0.4333, 0.7121, 0.5899],
         [0.6182, 0.3998, 0.8793, 0.4191, 0.3552, 0.4285, 0.6038, 0.5312],
         [0.6262, 0.4052, 0.8888, 0.4700, 0.3675, 0.5117, 0.6350, 0.5233],
         [0.6192, 0.3980, 0.7078, 0.2750, 0.4250, 0.2100, 0.5450, 0.5783],
         [0.6161, 0.4024, 0.8662, 0.4683, 0.4935, 0.5364, 0.6062, 0.5567],
         [0.6260, 0.4133, 0.8800, 0.5117, 0.3713, 0.3283, 0.6223, 0.4967],
         [0.6346, 0.4092, 0.7713, 0.5917, 0.4038, 0.4767, 0.7343, 0.5725],
         [0.6076, 0.3958, 0.8700, 0.4667, 0.4546, 0.5046, 0.5231, 0.4960]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0006, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03509918806958012
step:  78
running loss:  0.0004499895906356426
 Train Steps: 78/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
        [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
        [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
        [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
        [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
        [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5432, 0.3973, 0.8100, 0.2312, 0.4705, 0.1608, 0.5825, 0.5160],
        [0.5358, 0.3683, 0.9406, 0.3140, 0.4232, 0.4218, 0.7012, 0.5485],
        [0.5776, 0.4162, 0.9353, 0.4523, 0.4308, 0.5172, 0.5749, 0.5158],
        [0.6260, 0.4445, 0.7304, 0.2638, 0.4196, 0.2368, 0.5704, 0.5261],
        [0.5931, 0.4030, 0.9394, 0.4244, 0.3533, 0.3649, 0.5951, 0.5182],
        [0.6915, 0.4722, 0.7127, 0.3191, 0.3733, 0.2816, 0.5586, 0.5610],
        [0.5933, 0.4062, 0.7941, 0.2518, 0.3930, 0.2678, 0.5787, 0.5510],
        [0.5903, 0.4067, 0.7309, 0.2871, 0.3600, 0.3128, 0.5212, 0.5276]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6202, 0.4064, 0.7879, 0.2179, 0.4567, 0.1725, 0.5955, 0.5478],
         [0.6282, 0.4029, 0.8988, 0.3000, 0.4250, 0.4183, 0.7042, 0.5575],
         [0.6140, 0.4034, 0.8850, 0.4317, 0.4288, 0.5067, 0.5825, 0.5533],
         [0.6186, 0.4154, 0.6825, 0.2633, 0.4150, 0.2300, 0.5713, 0.5517],
         [0.6203, 0.4056, 0.8942, 0.4086, 0.3643, 0.3617, 0.5917, 0.5482],
         [0.6164, 0.4066, 0.6625, 0.3033, 0.3775, 0.2967, 0.5725, 0.5833],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6042, 0.3990, 0.6831, 0.2875, 0.3500, 0.3133, 0.5143, 0.5510]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0009, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03596113619278185
step:  79
running loss:  0.00045520425560483354
Train Steps: 79/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
        [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
        [0.6064, 0.4019, 0.8650, 0.4517, 0.4037, 0.5367, 0.5703, 0.5609],
        [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5613, 0.5900],
        [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
        [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
        [0.6097, 0.3988, 0.8650, 0.5250, 0.4213, 0.5200, 0.5675, 0.5050],
        [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[-0.0010,  0.0065,  0.7765,  0.2641,  0.4116,  0.2566,  0.5234,  0.5575],
        [ 0.6268,  0.4027,  0.8630,  0.4974,  0.4012,  0.5111,  0.7375,  0.5369],
        [ 0.6158,  0.4085,  0.8687,  0.4403,  0.4261,  0.5473,  0.5952,  0.5478],
        [ 0.6377,  0.4170,  0.8245,  0.4601,  0.3776,  0.3475,  0.5361,  0.5637],
        [ 0.6432,  0.4277,  0.8856,  0.2673,  0.4200,  0.2645,  0.6101,  0.5431],
        [ 0.6187,  0.3922,  0.8841,  0.5153,  0.3864,  0.4361,  0.6395,  0.4873],
        [ 0.6301,  0.4144,  0.8737,  0.4948,  0.4597,  0.5032,  0.5711,  0.5104],
        [ 0.6202,  0.4080,  0.8791,  0.5169,  0.3921,  0.3731,  0.5952,  0.5370]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.7553, 0.2722, 0.3875, 0.2550, 0.5125, 0.5633],
         [0.6307, 0.3998, 0.8500, 0.5233, 0.3850, 0.5050, 0.7446, 0.5320],
         [0.6064, 0.4019, 0.8650, 0.4517, 0.4038, 0.5367, 0.5703, 0.5609],
         [0.6190, 0.4135, 0.8000, 0.4883, 0.3566, 0.3647, 0.5612, 0.5900],
         [0.6203, 0.4076, 0.8611, 0.2878, 0.4050, 0.2554, 0.5907, 0.5496],
         [0.6276, 0.4002, 0.8800, 0.5533, 0.3575, 0.4400, 0.6132, 0.4672],
         [0.6097, 0.3988, 0.8650, 0.5250, 0.4212, 0.5200, 0.5675, 0.5050],
         [0.6227, 0.4049, 0.8750, 0.5367, 0.3775, 0.3667, 0.5725, 0.5317]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.036256922205211595
step:  80
running loss:  0.0004532115275651449
Train Steps: 80/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
        [0.6140, 0.4070, 0.8700, 0.5000, 0.4612, 0.4900, 0.5260, 0.5852],
        [0.6257, 0.4167, 0.8775, 0.3433, 0.3563, 0.4133, 0.6200, 0.5667],
        [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
        [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
        [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
        [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
        [0.6284, 0.4093, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6646, 0.4309, 0.8815, 0.4630, 0.3912, 0.5001, 0.6282, 0.5300],
        [0.6050, 0.4034, 0.8733, 0.5086, 0.4680, 0.4959, 0.5481, 0.5852],
        [0.6617, 0.4315, 0.8732, 0.3614, 0.3578, 0.4102, 0.6455, 0.5599],
        [0.6401, 0.4181, 0.8733, 0.5595, 0.3670, 0.4489, 0.6568, 0.5374],
        [0.6406, 0.4236, 0.8144, 0.3135, 0.4189, 0.2087, 0.5796, 0.5340],
        [0.6158, 0.4083, 0.8343, 0.4385, 0.3714, 0.4626, 0.5720, 0.5615],
        [0.6516, 0.4322, 0.7191, 0.2065, 0.4086, 0.2620, 0.6223, 0.5469],
        [0.6441, 0.4177, 0.8827, 0.4689, 0.3794, 0.3867, 0.6357, 0.5137]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6179, 0.3993, 0.8925, 0.4789, 0.3879, 0.4900, 0.6041, 0.5279],
         [0.6140, 0.4070, 0.8700, 0.5000, 0.4613, 0.4900, 0.5260, 0.5852],
         [0.6257, 0.4167, 0.8775, 0.3433, 0.3562, 0.4133, 0.6200, 0.5667],
         [0.6357, 0.4159, 0.8788, 0.5583, 0.3638, 0.4433, 0.6488, 0.5297],
         [0.6186, 0.4013, 0.8191, 0.3188, 0.4279, 0.2060, 0.5767, 0.5411],
         [0.6093, 0.3990, 0.8400, 0.4333, 0.3688, 0.4633, 0.5560, 0.5656],
         [0.6201, 0.4065, 0.7300, 0.1933, 0.4075, 0.2533, 0.6162, 0.5483],
         [0.6284, 0.4092, 0.8900, 0.4700, 0.3650, 0.3850, 0.6212, 0.5167]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03644900632207282
step:  81
running loss:  0.00044998773237126937
Train Steps: 81/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
        [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5988, 0.5700],
        [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
        [0.6179, 0.4118, 0.7278, 0.4237, 0.3588, 0.3400, 0.5675, 0.5917],
        [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
        [0.6193, 0.4050, 0.7313, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
        [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6277, 0.3878, 0.9010, 0.5158, 0.3749, 0.4779, 0.6465, 0.5020],
        [0.6288, 0.4082, 0.7888, 0.2897, 0.3721, 0.3737, 0.5910, 0.5788],
        [0.5866, 0.3920, 0.6858, 0.2162, 0.4286, 0.2067, 0.5621, 0.5650],
        [0.6369, 0.4128, 0.7630, 0.4370, 0.3602, 0.3508, 0.5537, 0.5989],
        [0.6528, 0.4111, 0.7752, 0.2209, 0.4564, 0.2176, 0.6471, 0.5461],
        [0.6481, 0.4258, 0.7230, 0.2635, 0.4205, 0.2282, 0.5779, 0.5720],
        [0.6336, 0.3955, 0.8779, 0.5571, 0.3745, 0.4803, 0.6392, 0.4987],
        [0.6238, 0.4054, 0.8646, 0.5141, 0.3662, 0.4475, 0.5779, 0.6036]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6305, 0.3983, 0.8950, 0.4833, 0.3688, 0.4683, 0.6375, 0.5117],
         [0.6239, 0.4107, 0.8162, 0.2763, 0.3625, 0.3600, 0.5987, 0.5700],
         [0.6082, 0.4042, 0.6975, 0.1917, 0.4100, 0.1983, 0.5502, 0.5578],
         [0.6179, 0.4118, 0.7278, 0.4237, 0.3587, 0.3400, 0.5675, 0.5917],
         [0.6282, 0.4034, 0.7830, 0.2080, 0.4532, 0.2080, 0.6404, 0.5323],
         [0.6193, 0.4050, 0.7312, 0.2433, 0.4075, 0.2117, 0.5649, 0.5656],
         [0.6300, 0.4013, 0.8938, 0.5350, 0.3675, 0.4600, 0.6456, 0.4973],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0002, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.036643293395172805
step:  82
running loss:  0.00044686943164844883
 Train Steps: 82/90  Loss: 0.0004 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
        [   nan,    nan, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
        [   nan,    nan, 0.7425, 0.2117, 0.3937, 0.2433, 0.5438, 0.5567],
        [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5363, 0.5550],
        [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
        [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
        [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
        [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6645, 0.4274, 0.8826, 0.4182, 0.3632, 0.4493, 0.6396, 0.5114],
        [0.1255, 0.0742, 0.7000, 0.2189, 0.4249, 0.2004, 0.5262, 0.5696],
        [0.1267, 0.0676, 0.7274, 0.2114, 0.3882, 0.2491, 0.5524, 0.5611],
        [0.6629, 0.4283, 0.6798, 0.2681, 0.3986, 0.2032, 0.5701, 0.5781],
        [0.6747, 0.4213, 0.8377, 0.5059, 0.4841, 0.4928, 0.5337, 0.5692],
        [0.6728, 0.4323, 0.8164, 0.5713, 0.4575, 0.4565, 0.5950, 0.5876],
        [0.6986, 0.4415, 0.7335, 0.2450, 0.3789, 0.2552, 0.6003, 0.5945],
        [0.7199, 0.4423, 0.8084, 0.5859, 0.3913, 0.4404, 0.6138, 0.5356]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6264, 0.4067, 0.9050, 0.4183, 0.3775, 0.4600, 0.6308, 0.4862],
         [0.0000, 0.0000, 0.7097, 0.2346, 0.4250, 0.1850, 0.5175, 0.5583],
         [0.0000, 0.0000, 0.7425, 0.2117, 0.3938, 0.2433, 0.5437, 0.5567],
         [0.6129, 0.4114, 0.6950, 0.2467, 0.4050, 0.2133, 0.5362, 0.5550],
         [0.6124, 0.4030, 0.8650, 0.4867, 0.4999, 0.5106, 0.5137, 0.5773],
         [0.6189, 0.4029, 0.8375, 0.5767, 0.4745, 0.4829, 0.5551, 0.5598],
         [0.6193, 0.4108, 0.7425, 0.2350, 0.3887, 0.2750, 0.5900, 0.5717],
         [0.6224, 0.3964, 0.8225, 0.5717, 0.4150, 0.4617, 0.5775, 0.5267]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0014, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03802865924080834
step:  83
running loss:  0.0004581766173591366
Train Steps: 83/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[   nan,    nan, 0.8363, 0.3317, 0.3563, 0.3367, 0.5329, 0.5142],
        [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
        [0.6332, 0.4165, 0.9100, 0.3350, 0.4188, 0.3683, 0.7438, 0.5528],
        [0.6229, 0.4066, 0.7612, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
        [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
        [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
        [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
        [0.6260, 0.4214, 0.8538, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.0603, 0.0229, 0.7907, 0.3199, 0.3460, 0.3630, 0.5440, 0.5371],
        [0.6344, 0.3954, 0.6876, 0.2187, 0.3711, 0.3368, 0.6029, 0.5666],
        [0.6674, 0.4167, 0.8742, 0.3484, 0.4033, 0.3879, 0.7346, 0.5647],
        [0.6683, 0.3995, 0.7279, 0.2874, 0.4217, 0.2310, 0.5822, 0.5594],
        [0.6703, 0.4092, 0.8422, 0.4734, 0.4231, 0.4850, 0.5436, 0.5723],
        [0.6740, 0.4162, 0.8302, 0.2882, 0.4772, 0.2208, 0.6648, 0.5577],
        [0.6306, 0.3858, 0.8653, 0.4550, 0.3553, 0.4258, 0.5858, 0.5191],
        [0.6742, 0.4291, 0.8340, 0.5555, 0.3548, 0.3969, 0.5518, 0.6012]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.0000, 0.0000, 0.8363, 0.3317, 0.3562, 0.3367, 0.5329, 0.5142],
         [0.6222, 0.4072, 0.7164, 0.2166, 0.3738, 0.3167, 0.6100, 0.5533],
         [0.6332, 0.4165, 0.9100, 0.3350, 0.4187, 0.3683, 0.7438, 0.5528],
         [0.6229, 0.4066, 0.7613, 0.2967, 0.4250, 0.2167, 0.5925, 0.5350],
         [0.6138, 0.4020, 0.8800, 0.4717, 0.4375, 0.4717, 0.5502, 0.5611],
         [0.6361, 0.4102, 0.8650, 0.2983, 0.4888, 0.2000, 0.6702, 0.5459],
         [0.6214, 0.3982, 0.8938, 0.4517, 0.3663, 0.4083, 0.5863, 0.5050],
         [0.6260, 0.4214, 0.8537, 0.5500, 0.3663, 0.3767, 0.5587, 0.5983]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03851493066758849
step:  84
running loss:  0.0004585110793760534
Train Steps: 84/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6203, 0.4096, 0.8862, 0.4267, 0.3538, 0.4117, 0.6025, 0.5650],
        [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
        [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
        [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
        [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
        [0.6185, 0.4129, 0.8900, 0.4567, 0.3937, 0.5417, 0.5734, 0.5110],
        [0.6186, 0.4060, 0.8750, 0.5050, 0.3538, 0.4367, 0.5813, 0.6083],
        [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6436, 0.4039, 0.8519, 0.4282, 0.3554, 0.4118, 0.5926, 0.5785],
        [0.6478, 0.4293, 0.7909, 0.3250, 0.4391, 0.2788, 0.5641, 0.5899],
        [0.6030, 0.3804, 0.8897, 0.3661, 0.4324, 0.3936, 0.7197, 0.5556],
        [0.5850, 0.3690, 0.7338, 0.2239, 0.3816, 0.2882, 0.5983, 0.5582],
        [0.5742, 0.3576, 0.7863, 0.3901, 0.3561, 0.3192, 0.5261, 0.6010],
        [0.5740, 0.3685, 0.8627, 0.4725, 0.3765, 0.5421, 0.5540, 0.5164],
        [0.6090, 0.3848, 0.8427, 0.4962, 0.3518, 0.4459, 0.5653, 0.6092],
        [0.6362, 0.3829, 0.8636, 0.4940, 0.3785, 0.4176, 0.6509, 0.5184]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6203, 0.4096, 0.8863, 0.4267, 0.3537, 0.4117, 0.6025, 0.5650],
         [0.6240, 0.4217, 0.8150, 0.3133, 0.4425, 0.2650, 0.5650, 0.5817],
         [0.6332, 0.4128, 0.9200, 0.3517, 0.4400, 0.3833, 0.7461, 0.5494],
         [0.6182, 0.3982, 0.7541, 0.2379, 0.3959, 0.2792, 0.6079, 0.5389],
         [0.6137, 0.4084, 0.8076, 0.3889, 0.3650, 0.3150, 0.5356, 0.5896],
         [0.6186, 0.4129, 0.8900, 0.4567, 0.3938, 0.5417, 0.5734, 0.5110],
         [0.6186, 0.4060, 0.8750, 0.5050, 0.3537, 0.4367, 0.5813, 0.6083],
         [0.6361, 0.4071, 0.9100, 0.4783, 0.3738, 0.3967, 0.6670, 0.5332]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0004, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03894413818488829
step:  85
running loss:  0.00045816633158692104
Train Steps: 85/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6204, 0.4049, 0.7975, 0.2700, 0.3937, 0.2567, 0.5700, 0.5183],
        [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
        [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
        [0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
        [0.6272, 0.4071, 0.8738, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
        [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
        [0.6274, 0.4003, 0.8638, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6141, 0.3935, 0.7946, 0.2674, 0.3842, 0.2769, 0.5639, 0.5398],
        [0.6237, 0.3929, 0.8780, 0.4692, 0.4058, 0.5315, 0.6351, 0.5098],
        [0.6030, 0.3903, 0.8513, 0.2258, 0.5386, 0.2168, 0.7136, 0.5800],
        [0.6055, 0.3781, 0.8742, 0.4740, 0.3947, 0.4553, 0.5317, 0.6069],
        [0.5899, 0.3682, 0.8513, 0.5185, 0.4040, 0.4640, 0.5885, 0.5614],
        [0.6357, 0.3988, 0.8772, 0.5516, 0.3704, 0.3951, 0.5980, 0.4916],
        [0.5939, 0.3816, 0.8711, 0.5063, 0.4372, 0.5173, 0.5934, 0.5332],
        [0.6167, 0.3730, 0.8572, 0.5795, 0.3756, 0.4856, 0.6109, 0.4972]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6204, 0.4049, 0.7975, 0.2700, 0.3938, 0.2567, 0.5700, 0.5183],
         [0.6263, 0.4029, 0.8900, 0.4933, 0.4075, 0.5183, 0.6406, 0.4758],
         [0.6329, 0.4175, 0.8550, 0.2333, 0.5425, 0.2250, 0.7398, 0.5609],
         [0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6200, 0.3961, 0.8461, 0.5497, 0.4142, 0.4577, 0.5892, 0.5402],
         [0.6272, 0.4071, 0.8737, 0.5600, 0.3675, 0.3783, 0.5926, 0.4742],
         [0.6189, 0.4033, 0.8650, 0.5267, 0.4487, 0.5150, 0.5925, 0.5050],
         [0.6274, 0.4003, 0.8637, 0.5967, 0.3688, 0.4900, 0.6108, 0.4661]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03921863157302141
step:  86
running loss:  0.0004560305996862955
 Train Steps: 86/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6270, 0.4267, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
        [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
        [   nan,    nan, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
        [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
        [   nan,    nan, 0.7725, 0.2611, 0.3675, 0.2733, 0.5413, 0.5167],
        [0.6115, 0.4081, 0.6725, 0.2433, 0.4088, 0.1933, 0.5167, 0.5544],
        [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
        [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[ 0.6535,  0.4477,  0.7380,  0.3077,  0.4887,  0.1751,  0.5390,  0.6052],
        [ 0.6257,  0.4103,  0.8346,  0.5530,  0.4003,  0.4779,  0.6911,  0.5352],
        [-0.0232, -0.0088,  0.8852,  0.2373,  0.5437,  0.2008,  0.7311,  0.5667],
        [ 0.6336,  0.4117,  0.8687,  0.4738,  0.4279,  0.4695,  0.5236,  0.5331],
        [ 0.0291,  0.0120,  0.7872,  0.2631,  0.3804,  0.2830,  0.5299,  0.5368],
        [ 0.5745,  0.3887,  0.7025,  0.2337,  0.4180,  0.1965,  0.5124,  0.5520],
        [ 0.6495,  0.4207,  0.8767,  0.5533,  0.3920,  0.4965,  0.6463,  0.5284],
        [ 0.6101,  0.3976,  0.8975,  0.4903,  0.3915,  0.5094,  0.5763,  0.4975]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6270, 0.4266, 0.7150, 0.3317, 0.4900, 0.1817, 0.5560, 0.6183],
         [0.6307, 0.4045, 0.8025, 0.5833, 0.3775, 0.4867, 0.6892, 0.5459],
         [0.0000, 0.0000, 0.8625, 0.2550, 0.5487, 0.2200, 0.7335, 0.5737],
         [0.6109, 0.3943, 0.8525, 0.4950, 0.4338, 0.4800, 0.5449, 0.5383],
         [0.0000, 0.0000, 0.7725, 0.2611, 0.3675, 0.2733, 0.5412, 0.5167],
         [0.6115, 0.4081, 0.6725, 0.2433, 0.4087, 0.1933, 0.5167, 0.5544],
         [0.6364, 0.4092, 0.8525, 0.5633, 0.3875, 0.4950, 0.6599, 0.5285],
         [0.6201, 0.4004, 0.8786, 0.5043, 0.3833, 0.5138, 0.5997, 0.5092]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.039484524459112436
step:  87
running loss:  0.00045384510872543027
Train Steps: 87/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6267, 0.4080, 0.8438, 0.2633, 0.4763, 0.1800, 0.6259, 0.5240],
        [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
        [0.6254, 0.3993, 0.8988, 0.4767, 0.3987, 0.5517, 0.6955, 0.5285],
        [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
        [0.6223, 0.4028, 0.8988, 0.4200, 0.3763, 0.5733, 0.6375, 0.5167],
        [0.6185, 0.4079, 0.8838, 0.4617, 0.4838, 0.5650, 0.6175, 0.5850],
        [0.6224, 0.4097, 0.7438, 0.2267, 0.3850, 0.2850, 0.5988, 0.5250],
        [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5603, 0.3784, 0.8676, 0.2693, 0.4874, 0.1654, 0.6212, 0.5118],
        [0.5558, 0.3819, 0.8536, 0.2485, 0.4586, 0.1737, 0.6244, 0.5170],
        [0.5744, 0.3882, 0.9210, 0.4832, 0.4121, 0.5297, 0.6812, 0.5251],
        [0.6119, 0.4007, 0.8821, 0.6022, 0.3731, 0.4060, 0.5844, 0.5124],
        [0.6405, 0.4299, 0.9178, 0.4135, 0.3962, 0.5504, 0.6143, 0.5061],
        [0.5793, 0.4005, 0.9085, 0.4624, 0.4908, 0.5308, 0.6161, 0.5828],
        [0.5847, 0.4053, 0.7593, 0.2255, 0.4041, 0.2817, 0.5970, 0.5267],
        [0.5840, 0.4049, 0.8577, 0.5849, 0.3925, 0.4816, 0.6681, 0.5257]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6267, 0.4080, 0.8438, 0.2633, 0.4762, 0.1800, 0.6259, 0.5240],
         [0.6239, 0.4123, 0.8313, 0.2550, 0.4500, 0.2050, 0.6175, 0.5400],
         [0.6254, 0.3993, 0.8988, 0.4767, 0.3988, 0.5517, 0.6955, 0.5285],
         [0.6182, 0.3972, 0.8552, 0.5914, 0.3683, 0.4181, 0.5688, 0.5378],
         [0.6223, 0.4028, 0.8988, 0.4200, 0.3762, 0.5733, 0.6375, 0.5167],
         [0.6184, 0.4079, 0.8838, 0.4617, 0.4837, 0.5650, 0.6175, 0.5850],
         [0.6224, 0.4097, 0.7437, 0.2267, 0.3850, 0.2850, 0.5987, 0.5250],
         [0.6357, 0.4139, 0.8450, 0.5883, 0.3775, 0.4950, 0.6488, 0.5297]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0005, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.03999189910246059
step:  88
running loss:  0.00045445339889159766
Train Steps: 88/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6163, 0.4001, 0.8788, 0.5033, 0.4012, 0.4633, 0.5338, 0.5767],
        [0.6117, 0.4019, 0.8538, 0.4067, 0.3513, 0.3583, 0.5663, 0.5133],
        [0.6245, 0.4100, 0.7762, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
        [0.6289, 0.4032, 0.8419, 0.5446, 0.4075, 0.5017, 0.6312, 0.5117],
        [0.6131, 0.4037, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
        [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5787, 0.5550],
        [0.6216, 0.4099, 0.7225, 0.2033, 0.4188, 0.2217, 0.5975, 0.5283],
        [0.6055, 0.4015, 0.7425, 0.2033, 0.4113, 0.1883, 0.5217, 0.4823]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.6066, 0.3985, 0.9077, 0.5174, 0.4141, 0.4509, 0.5534, 0.5614],
        [0.5354, 0.3544, 0.8979, 0.4296, 0.3646, 0.3531, 0.5639, 0.4929],
        [0.5940, 0.4112, 0.8060, 0.2632, 0.5045, 0.1279, 0.6124, 0.5162],
        [0.6000, 0.3899, 0.8762, 0.5717, 0.4203, 0.5012, 0.6693, 0.4945],
        [0.5872, 0.3957, 0.7123, 0.2898, 0.3786, 0.2703, 0.5455, 0.5416],
        [0.5807, 0.3968, 0.8483, 0.2766, 0.3685, 0.3557, 0.5858, 0.5332],
        [0.5939, 0.4277, 0.7381, 0.2260, 0.4264, 0.2097, 0.5972, 0.5062],
        [0.5100, 0.3544, 0.7657, 0.2191, 0.4093, 0.1690, 0.5424, 0.4659]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6163, 0.4001, 0.8788, 0.5033, 0.4013, 0.4633, 0.5337, 0.5767],
         [0.6116, 0.4019, 0.8537, 0.4067, 0.3512, 0.3583, 0.5663, 0.5133],
         [0.6245, 0.4100, 0.7763, 0.2583, 0.4963, 0.1517, 0.5875, 0.5417],
         [0.6289, 0.4031, 0.8419, 0.5446, 0.4075, 0.5017, 0.6313, 0.5117],
         [0.6131, 0.4036, 0.6907, 0.2819, 0.3688, 0.2700, 0.5217, 0.5680],
         [0.6172, 0.4055, 0.8175, 0.2650, 0.3550, 0.3683, 0.5788, 0.5550],
         [0.6216, 0.4099, 0.7225, 0.2033, 0.4187, 0.2217, 0.5975, 0.5283],
         [0.6055, 0.4015, 0.7425, 0.2033, 0.4112, 0.1883, 0.5217, 0.4823]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0007, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.040671683149412274
step:  89
running loss:  0.0004569852039259806
Train Steps: 89/90  Loss: 0.0005 torch.Size([8, 600, 800])
torch.Size([8, 8])
tensor([[0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
        [0.6138, 0.4101, 0.8800, 0.5083, 0.4637, 0.5950, 0.5587, 0.5077],
        [0.6272, 0.4045, 0.8538, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
        [0.6224, 0.4179, 0.8700, 0.5683, 0.4037, 0.4683, 0.5650, 0.5600],
        [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
        [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
        [0.6069, 0.3975, 0.8625, 0.5083, 0.4388, 0.5483, 0.5650, 0.4967],
        [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6038, 0.4833]],
       device='cuda:0', dtype=torch.float64)
predictions are:  tensor([[0.5591, 0.3871, 0.8722, 0.4501, 0.3691, 0.3893, 0.5137, 0.5304],
        [0.6191, 0.4178, 0.8732, 0.5310, 0.4599, 0.5640, 0.5903, 0.5062],
        [0.6055, 0.4156, 0.8485, 0.5866, 0.3716, 0.4301, 0.6193, 0.4586],
        [0.5629, 0.3912, 0.8800, 0.5770, 0.4015, 0.4430, 0.5927, 0.5503],
        [0.5660, 0.3942, 0.8862, 0.4269, 0.3550, 0.3593, 0.5990, 0.5308],
        [0.5981, 0.4102, 0.9046, 0.4074, 0.3817, 0.3150, 0.6375, 0.5045],
        [0.6029, 0.4083, 0.8549, 0.5220, 0.4479, 0.5373, 0.5806, 0.5060],
        [0.6232, 0.4102, 0.8882, 0.4807, 0.3777, 0.4603, 0.6204, 0.4733]],
       device='cuda:0', grad_fn=<AddmmBackward>)
landmarks are:  tensor([[[0.6110, 0.4047, 0.8700, 0.4483, 0.3713, 0.3967, 0.5088, 0.5517],
         [0.6138, 0.4101, 0.8800, 0.5083, 0.4638, 0.5950, 0.5587, 0.5077],
         [0.6271, 0.4045, 0.8537, 0.5900, 0.3750, 0.4417, 0.5989, 0.4649],
         [0.6224, 0.4179, 0.8700, 0.5683, 0.4038, 0.4683, 0.5650, 0.5600],
         [0.6222, 0.4108, 0.8938, 0.4233, 0.3600, 0.3817, 0.5825, 0.5283],
         [0.6272, 0.4120, 0.9038, 0.4117, 0.3725, 0.3200, 0.6175, 0.5250],
         [0.6069, 0.3975, 0.8625, 0.5083, 0.4387, 0.5483, 0.5650, 0.4967],
         [0.6189, 0.3911, 0.8800, 0.4917, 0.3713, 0.4800, 0.6037, 0.4833]]],
       device='cuda:0')
loss_train_step before backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train_step after backward:  tensor(0.0003, device='cuda:0', grad_fn=<MseLossBackward>)
loss_train:  0.04101139504928142
step:  90
running loss:  0.00045568216721423796
 Valid Steps: 10/10  Loss: nan 05 
--------------------------------------------------
Epoch: 10  Train Loss: 0.0005 Valid Loss: nan
--------------------------------------------------
Training Complete
Total Elapsed Time : 452.1295247077942 s
  

Comments