def main():
opt = opts().parse()
now = datetime.datetime.now()
logger = Logger(opt.saveDir, now.isoformat())
model, optimizer = getModel(opt)
criterion = torch.nn.MSELoss().cuda()
# if opt.GPU > -1:
# print('Using GPU {}',format(opt.GPU))
# model = model.cuda(opt.GPU)
# criterion = criterion.cuda(opt.GPU)
# dev = opt.device
model = model.cuda()
val_loader = torch.utils.data.DataLoader(
MPII(opt, 'val'),
batch_size = 1,
shuffle = False,
num_workers = int(ref.nThreads)
)
if opt.test:
log_dict_train, preds = val(0, opt, val_loader, model, criterion)
sio.savemat(os.path.join(opt.saveDir, 'preds.mat'), mdict = {'preds': preds})
return
# pyramidnet pretrain一次，先定义gen的训练数据loader
train_loader = torch.utils.data.DataLoader(
MPII(opt, 'train'),
batch_size = opt.trainBatch,
shuffle = True if opt.DEBUG == 0 else False,
num_workers = int(ref.nThreads)
)
# 调用train方法
for epoch in range(1, opt.nEpochs + 1):
log_dict_train, _ = train(epoch, opt, train_loader, model, criterion, optimizer)
for k, v in log_dict_train.items():
logger.scalar_summary('train_{}'.format(k), v, epoch)
logger.write('{} {:8f} | '.format(k, v))
if epoch % opt.valIntervals == 0:
log_dict_val, preds = val(epoch, opt, val_loader, model, criterion)
for k, v in log_dict_val.items():
logger.scalar_summary('val_{}'.format(k), v, epoch)
logger.write('{} {:8f} | '.format(k, v))
#saveModel(model, optimizer, os.path.join(opt.saveDir, 'model_{}.checkpoint'.format(epoch)))
torch.save(model, os.path.join(opt.saveDir, 'model_{}.pth'.format(epoch)))
sio.savemat(os.path.join(opt.saveDir, 'preds_{}.mat'.format(epoch)), mdict = {'preds': preds})
logger.write('\n')
if epoch % opt.dropLR == 0:
lr = opt.LR * (0.1 ** (epoch // opt.dropLR))
print('Drop LR to {}'.format(lr))
adjust_learning_rate(optimizer, lr)
logger.close()
torch.save(model.cpu(), os.path.join(opt.saveDir, 'model_cpu.pth'))
def __init__(self, opt, split):
self.ratio3D = opt.ratio3D
self.split = split
self.dataset3D = H36M(opt, split)
self.dataset2D = MPII(opt, split, returnMeta = True)
self.nImages2D = len(self.dataset2D)
self.nImages3D = min(len(self.dataset3D), int(self.nImages2D * self.ratio3D))
print('#Images2D {}, #Images3D {}'.format(self.nImages2D, self.nImages3D))
discriminator_model_conf = nn.DataParallel(discriminator_model_conf)
discriminator_model_pose = nn.DataParallel(discriminator_model_pose)
# Datasets
if args.dataset == 'lsp':
lsp_train_dataset = LSP(args)
args.mode = 'val'
lsp_val_dataset = LSP(args)
# medical
if args.dataset == 'medical':
lsp_train_dataset = HANDXRAY(args)
args.mode = 'val'
lsp_val_dataset = HANDXRAY(args)
# MPII
elif args.dataset == 'mpii':
lsp_train_dataset = MPII('train')
lsp_val_dataset = MPII('valid') ## MPII('val') was present originally
# Dataset and the Dataloade
train_loader = torch.utils.data.DataLoader(lsp_train_dataset,
batch_size=args.batch_size,
shuffle=True)
val_save_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.val_batch_size)
val_eval_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.val_batch_size,
shuffle=True)
#train_eval = torch.utils.data.DataLoader(lsp_train_dataset, batch_size=args.val_batch_size, shuffle=True)
pck = metrics.PCK(metrics.Options(256, 8))
def main():
opt = opts().parse()
now = datetime.datetime.now()
logger = Logger(opt.saveDir + '/logs_{}'.format(now.isoformat()))
if opt.loadModel != 'none':
model = torch.load(opt.loadModel).cuda()
else:
model = HourglassNet3D(opt.nStack, opt.nModules, opt.nFeats,
opt.nRegModules)
criterion = torch.nn.MSELoss().cuda()
optimizer = torch.optim.RMSprop(model.parameters(),
opt.LR,
alpha=ref.alpha,
eps=ref.epsilon,
weight_decay=ref.weightDecay,
momentum=ref.momentum)
if opt.ratio3D < ref.eps:
val_loader = torch.utils.data.DataLoader(MPII(opt,
'val',
returnMeta=True),
batch_size=1,
shuffle=False,
num_workers=int(ref.nThreads))
else:
val_loader = torch.utils.data.DataLoader(H36M(opt, 'val'),
batch_size=1,
shuffle=False,
num_workers=int(ref.nThreads))
if opt.test:
val(0, opt, val_loader, model, criterion)
return
train_loader = torch.utils.data.DataLoader(
Fusion(opt, 'train'),
batch_size=opt.trainBatch,
shuffle=True if opt.DEBUG == 0 else False,
num_workers=int(ref.nThreads))
for epoch in range(1, opt.nEpochs + 1):
loss_train, acc_train, mpjpe_train, loss3d_train = train(
epoch, opt, train_loader, model, criterion, optimizer)
logger.scalar_summary('loss_train', loss_train, epoch)
logger.scalar_summary('acc_train', acc_train, epoch)
logger.scalar_summary('mpjpe_train', mpjpe_train, epoch)
logger.scalar_summary('loss3d_train', loss3d_train, epoch)
if epoch % opt.valIntervals == 0:
loss_val, acc_val, mpjpe_val, loss3d_val = val(
epoch, opt, val_loader, model, criterion)
logger.scalar_summary('loss_val', loss_val, epoch)
logger.scalar_summary('acc_val', acc_val, epoch)
logger.scalar_summary('mpjpe_val', mpjpe_val, epoch)
logger.scalar_summary('loss3d_val', loss3d_val, epoch)
torch.save(model,
os.path.join(opt.saveDir, 'model_{}.pth'.format(epoch)))
logger.write(
'{:8f} {:8f} {:8f} {:8f} {:8f} {:8f} {:8f} {:8f} \n'.format(
loss_train, acc_train, mpjpe_train, loss3d_train, loss_val,
acc_val, mpjpe_val, loss3d_val))
else:
logger.write('{:8f} {:8f} {:8f} {:8f} \n'.format(
loss_train, acc_train, mpjpe_train, loss3d_train))
adjust_learning_rate(optimizer, epoch, opt.dropLR, opt.LR)
logger.close()
config['discriminator']['num_channels'],
config['dataset']['num_joints'],
config['discriminator']['num_residuals'])
# Use dataparallel
generator_model = nn.DataParallel(generator_model)
discriminator_model = nn.DataParallel(discriminator_model)
# Datasets
if args.dataset == 'lsp':
lsp_train_dataset = LSP(args)
args.mode = 'val'
lsp_val_dataset = LSP(args)
# MPII
elif args.dataset == 'mpii':
lsp_train_dataset = MPII('train')
lsp_val_dataset = MPII('val')
# Dataset and the Dataloade
train_loader = torch.utils.data.DataLoader(lsp_train_dataset,
batch_size=args.batch_size,
shuffle=True)
val_save_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.val_batch_size)
val_eval_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.val_batch_size,
shuffle=True)
pck = metrics.PCK(metrics.Options(256, config['generator']['num_stacks']))
# Loading on GPU, if available
# Load
model_data = torch.load(args.modelName)
generator_model = model_data['generator_model']
# Use dataparallel
generator_model = nn.DataParallel(generator_model)
discriminator_model = nn.DataParallel(discriminator_model)
generator_model = (generator_model).module
discriminator_model = (discriminator_model).module
# Dataset and the Dataloader
lsp_train_dataset = LSP(args)
args.mode = 'val'
lsp_val_dataset = MPII('val') #LSP(args)
train_loader = torch.utils.data.DataLoader(lsp_train_dataset,
batch_size=args.batch_size,
shuffle=True)
val_save_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.batch_size)
val_eval_loader = torch.utils.data.DataLoader(lsp_val_dataset,
batch_size=args.batch_size,
shuffle=True)
# Loading on GPU, if available
if (args.use_gpu):
generator_model = generator_model.to(fast_device)
discriminator_model = discriminator_model.to(fast_device)
# Cross entropy loss
import numpy as np
import torch
import torch.utils.data as datatorch
import skimage
import matplotlib.pyplot as plt
import cv2
import json
from utils import imgutils
from datasets.mpii import MPII
import os
if __name__ == '__main__':
# ========== Test dataset ==========
ds_torch = MPII(use_scale=True, use_flip=True, use_rand_color=True)
data_loader = datatorch.DataLoader(ds_torch, batch_size=1, shuffle=False)
for step, (img, heatmaps, pts) in enumerate(data_loader):
print('img', img.shape)
print('heatmaps', heatmaps.shape)
print('pts', pts.shape)
img = np.transpose(img.squeeze().detach().numpy(), (1, 2, 0))
# img = np.fliplr(img)
heatmaps = np.transpose(heatmaps.squeeze().detach().numpy(), (1, 2, 0))
pts = pts.squeeze().detach().numpy()
# print('pts', pts)
print('===========================================================')
# imgutils2.show_heatmaps(img, heatmaps)
img = skimage.transform.resize(img, (64, 64))
imgutils.show_stack_joints(img,
def main():
opt = opts().parse()
now = datetime.datetime.now()
logger = Logger(opt.saveDir, now.isoformat())
model = MSSH().cuda()
optimizer = torch.optim.RMSprop(model.parameters(), opt.LR,
alpha = ref.alpha,
eps = ref.epsilon,
weight_decay = ref.weightDecay,
momentum = ref.momentum)
criterion = torch.nn.MSELoss().cuda()
# if opt.GPU > -1:
# print('Using GPU', opt.GPU)
# model = model.cuda(opt.GPU)
# criterion = criterion.cuda(opt.GPU)
val_loader = torch.utils.data.DataLoader(
MPII(opt, 'val'),
batch_size = 1,
shuffle = False,
num_workers = int(ref.nThreads)
)
if opt.test:
log_dict_train, preds = val(0, opt, val_loader, model, criterion)
sio.savemat(os.path.join(opt.saveDir, 'preds.mat'), mdict = {'preds': preds})
return
train_loader = torch.utils.data.DataLoader(
MPII(opt, 'train'),
batch_size = opt.trainBatch,
shuffle = True if opt.DEBUG == 0 else False,
num_workers = int(ref.nThreads)
)
for epoch in range(1):
model.train()
Loss, Acc = AverageMeter(), AverageMeter()
preds = []
nIters = len(train_loader)
bar = Bar('{}'.format(opt.expID), max=nIters)
for i, (input, target, meta) in enumerate(train_loader):
input_var = torch.autograd.Variable(input).float().cuda()
target_var = torch.autograd.Variable(target).float().cuda()
#print( input_var)
output = model(input_var)
loss = criterion(output, target_var)
Loss.update(loss.data[0], input.size(0))
Acc.update(Accuracy((output.data).cpu().numpy(), (target_var.data).cpu().numpy()))
optimizer.zero_grad()
loss.backward()
optimizer.step()
Bar.suffix = '{split} Epoch: [{0}][{1}/{2}]| Total: {total:} | ETA: {eta:} | Loss {loss.avg:.6f} | Acc {Acc.avg:.6f} ({Acc.val:.6f})'.format(epoch, i, nIters, total=bar.elapsed_td, eta=bar.eta_td, loss=Loss, Acc=Acc, split = "train")
bar.next()
bar.finish()
import math
from utils import imgutils
from models.hourglass import hg as hg_torch
from models.hourglass2 import hgnet_torch as hgnet_torch
from losses.jointsmseloss import JointsMSELoss
from datasets.mpii import MPII
import os
os.environ['TF_CPP_MIN_LOG_LEVEL'] = '2'
# ================================== Construct dataset ==================================
num_bcsz = 4
ds_torch = MPII(use_scale=True, use_flip=True, use_rand_color=True)
data_loader = datatorch.DataLoader(ds_torch, batch_size=num_bcsz, shuffle=True)
# ================================== Construct model ==================================
device = torch.device('cuda:0')
# device = torch.device('cpu')
learning_rate = 1e-3
net_hg_torch = hg_torch(num_stacks=2, num_blocks=1, num_classes=16).to(device)
# net_hg_torch = hgnet_torch(num_stacks=2, num_blocks=1, num_classes=16, num_features=64).to(device)
optimizer = torch.optim.RMSprop(net_hg_torch.parameters(), lr=learning_rate)
criteon = JointsMSELoss(use_target_weight=True).to(device)
# ================================== Train ==================================
num_epoch = 50
def main():
opt = opts().parse()
now = datetime.datetime.now()
logger = Logger(opt.saveDir, now.isoformat())
model, optimizer = getModel(opt)
criterion = torch.nn.MSELoss()
if opt.GPU > -1:
print('Using GPU', opt.GPU)
model = model.cuda(opt.GPU)
criterion = criterion.cuda(opt.GPU)
val_loader = torch.utils.data.DataLoader(MPII(opt, 'val'),
batch_size=1,
shuffle=False,
num_workers=int(ref.nThreads))
if 'pred_net' in opt.arch:
train_net = train_prednet
elif 'cond_net' in opt.arch:
train_net = train_condnet
elif 'hg' in opt.arch:
train_net = train_hg
else:
raise Exception('Model name not known')
if opt.test:
log_dict_train, preds = train_net.val(0, opt, val_loader, model,
criterion)
sio.savemat(os.path.join(opt.saveDir, 'preds.mat'),
mdict={'preds': preds})
return
train_loader = torch.utils.data.DataLoader(
MPII(opt, 'train'),
batch_size=opt.trainBatch,
shuffle=True if opt.DEBUG == 0 else False,
num_workers=int(ref.nThreads))
for epoch in range(1, opt.nEpochs + 1):
log_dict_train, _ = train_net.train(epoch, opt, train_loader, model,
criterion, optimizer)
for k, v in list(log_dict_train.items()):
logger.scalar_summary('train_{}'.format(k), v, epoch)
logger.write('{} {:8f} | '.format(k, v))
if epoch % opt.valIntervals == 0:
log_dict_val, preds = train_net.val(epoch, opt, val_loader, model,
criterion)
for k, v in list(log_dict_val.items()):
logger.scalar_summary('val_{}'.format(k), v, epoch)
logger.write('{} {:8f} | '.format(k, v))
#saveModel(model, optimizer, os.path.join(opt.saveDir, 'model_{}.checkpoint'.format(epoch)))
torch.save(model,
os.path.join(opt.saveDir, 'model_{}.pth'.format(epoch)))
sio.savemat(os.path.join(opt.saveDir,
'preds_{}.mat'.format(epoch)),
mdict={'preds': preds})
logger.write('\n')
if epoch % opt.dropLR == 0:
lr = opt.LR * (0.1**(epoch // opt.dropLR))
print('Drop LR to', lr)
adjust_learning_rate(optimizer, lr)
logger.close()
torch.save(model.cpu(), os.path.join(opt.saveDir, 'model_cpu.pth'))
