update code
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@ -10,6 +10,7 @@ from torch.utils.data import DataLoader
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import torchvision.datasets as dset
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import torchvision.transforms as T
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import numpy as np
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import scipy.io
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from tensorboardX import SummaryWriter
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from easydict import EasyDict as edict
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import time
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@ -24,6 +25,7 @@ from tqdm import tqdm
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sys.path.append(os.getcwd())
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from smplpytorch.pytorch.smpl_layer import SMPL_Layer
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from display_utils import display_model
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from map import mapping
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def train(smpl_layer, target,
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logger, writer, device,
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@ -48,9 +50,11 @@ def train(smpl_layer, target,
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lr=cfg.TRAIN.LEARNING_RATE)
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min_loss = float('inf')
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for epoch in tqdm(range(cfg.TRAIN.MAX_EPOCH)):
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data_map=torch.tensor(cfg.DATASET.DATA_MAP.UTD_MHAD)[0].to(device)
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# for epoch in tqdm(range(cfg.TRAIN.MAX_EPOCH)):
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for epoch in range(cfg.TRAIN.MAX_EPOCH):
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verts, Jtr = smpl_layer(pose_params, th_betas=shape_params)
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loss = F.smooth_l1_loss(Jtr * 100, target * 100)
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loss = F.smooth_l1_loss(Jtr.index_select(1, data_map) * 100, target * 100)
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optimizer.zero_grad()
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loss.backward()
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optimizer.step()
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@ -58,10 +62,22 @@ def train(smpl_layer, target,
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min_loss = float(loss)
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res = [pose_params, shape_params, verts, Jtr]
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if epoch % cfg.TRAIN.WRITE == 0:
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# logger.info("Epoch {}, lossPerBatch={:.9f}, scale={:.6f}".format(
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# epoch, float(loss), float(scale)))
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logger.info("Epoch {}, lossPerBatch={:.9f}, scale={:.6f}".format(
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epoch, float(loss), float(scale)))
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writer.add_scalar('loss', float(loss), epoch)
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writer.add_scalar('learning_rate', float(
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optimizer.state_dict()['param_groups'][0]['lr']), epoch)
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if epoch % cfg.TRAIN.SAVE == 0 and epoch > 0:
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for i in tqdm(range(Jtr.shape[0])):
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display_model(
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{'verts': verts.cpu().detach(),
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'joints': Jtr.cpu().detach()},
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model_faces=smpl_layer.th_faces,
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with_joints=True,
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kintree_table=smpl_layer.kintree_table,
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savepath="fit/output/UTD_MHAD/picture/frame_{}".format(str(i).zfill(4)),
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batch_idx=i,
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show=True,
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only_joint=True)
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logger.info('Train ended, min_loss = {:.9f}'.format(float(min_loss)))
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return res
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