def job(tuning, params_path, devices, resume, save_interval):
global params
if tuning:
with open(params_path, 'r') as f:
params = json.load(f)
mode_str = 'tuning'
setting = '_'.join(f'{tp}-{params[tp]}'
for tp in params['tuning_params'])
else:
mode_str = 'train'
setting = ''
exp_path = ROOT + f'experiments/{params["ex_name"]}/'
os.environ['CUDA_VISIBLE_DEVICES'] = devices
if resume is None:
# C-AIRとABCIで整合性が取れるようにしている。
params[
'base_ckpt_path'] = f'experiments/v1only/ep4_augmentation-soft_epochs-5_loss-{params["loss"]}.pth'
params[
'clean_path'] = ROOT + f'input/clean/train19_cleaned_verifythresh{params["verifythresh"]}_freqthresh{params["freqthresh"]}.csv'
else:
params = utils.load_checkpoint(path=resume, params=True)['params']
logger, writer = utils.get_logger(
log_dir=exp_path + f'{mode_str}/log/{setting}',
tensorboard_dir=exp_path + f'{mode_str}/tf_board/{setting}')
if params['augmentation'] == 'soft':
params['scale_limit'] = 0.2
params['brightness_limit'] = 0.1
elif params['augmentation'] == 'middle':
params['scale_limit'] = 0.3
params['shear_limit'] = 4
params['brightness_limit'] = 0.1
params['contrast_limit'] = 0.1
else:
raise ValueError
train_transform, eval_transform = data_utils.build_transforms(
scale_limit=params['scale_limit'],
shear_limit=params['shear_limit'],
brightness_limit=params['brightness_limit'],
contrast_limit=params['contrast_limit'],
)
data_loaders = data_utils.make_train_loaders(
params=params,
data_root=ROOT + 'input/' + params['data'],
train_transform=train_transform,
eval_transform=eval_transform,
scale='SS2',
test_size=0,
class_topk=params['class_topk'],
num_workers=8)
model = models.LandmarkNet(
n_classes=params['class_topk'],
model_name=params['model_name'],
pooling=params['pooling'],
loss_module=params['loss'],
s=params['s'],
margin=params['margin'],
theta_zero=params['theta_zero'],
use_fc=params['use_fc'],
fc_dim=params['fc_dim'],
).cuda()
criterion = nn.CrossEntropyLoss()
optimizer = utils.get_optim(params, model)
if resume is None:
sdict = torch.load(ROOT + params['base_ckpt_path'])['state_dict']
if params['loss'] == 'adacos':
del sdict['final.W'] # remove fully-connected layer
elif params['loss'] == 'softmax':
del sdict['final.weight'], sdict[
'final.bias'] # remove fully-connected layer
else:
del sdict['final.weight'] # remove fully-connected layer
model.load_state_dict(sdict, strict=False)
scheduler = optim.lr_scheduler.CosineAnnealingLR(
optimizer,
T_max=params['epochs'] * len(data_loaders['train']),
eta_min=3e-6)
start_epoch, end_epoch = (0,
params['epochs'] - params['scaleup_epochs'])
else:
ckpt = utils.load_checkpoint(path=resume,
model=model,
optimizer=optimizer,
epoch=True)
model, optimizer, start_epoch = ckpt['model'], ckpt[
'optimizer'], ckpt['epoch'] + 1
end_epoch = params['epochs']
scheduler = optim.lr_scheduler.CosineAnnealingLR(
optimizer,
T_max=params['epochs'] * len(data_loaders['train']),
eta_min=3e-6,
last_epoch=start_epoch * len(data_loaders['train']))
setting += 'scaleup_' + resume.split('/')[-1].replace('.pth', '')
data_loaders = data_utils.make_verified_train_loaders(
params=params,
data_root=ROOT + 'input/' + params['data'],
train_transform=train_transform,
eval_transform=eval_transform,
scale='M2',
test_size=0,
num_workers=8)
batch_norm.freeze_bn(model)
if len(devices.split(',')) > 1:
model = nn.DataParallel(model)
for epoch in range(start_epoch, end_epoch):
logger.info(f'Epoch {epoch}/{end_epoch}')
# ============================== train ============================== #
model.train(True)
losses = utils.AverageMeter()
prec1 = utils.AverageMeter()
for i, (_, x, y) in tqdm(enumerate(data_loaders['train']),
total=len(data_loaders['train']),
miniters=None,
ncols=55):
x = x.to('cuda')
y = y.to('cuda')
outputs = model(x, y)
loss = criterion(outputs, y)
optimizer.zero_grad()
loss.backward()
optimizer.step()
scheduler.step()
acc = metrics.accuracy(outputs, y)
losses.update(loss.item(), x.size(0))
prec1.update(acc, x.size(0))
if i % 100 == 99:
logger.info(
f'{epoch+i/len(data_loaders["train"]):.2f}epoch | {setting} acc: {prec1.avg}'
)
train_loss = losses.avg
train_acc = prec1.avg
writer.add_scalars('Loss', {'train': train_loss}, epoch)
writer.add_scalars('Acc', {'train': train_acc}, epoch)
writer.add_scalar('LR', optimizer.param_groups[0]['lr'], epoch)
if (epoch + 1) == end_epoch or (epoch + 1) % save_interval == 0:
output_file_name = exp_path + f'ep{epoch}_' + setting + '.pth'
utils.save_checkpoint(path=output_file_name,
model=model,
epoch=epoch,
optimizer=optimizer,
params=params)
model = model.module
datasets = ('oxford5k', 'paris6k', 'roxford5k', 'rparis6k')
results = eval_datasets(model,
datasets=datasets,
ms=True,
tta_gem_p=1.0,
logger=logger)
if tuning:
tuning_result = {}
for d in datasets:
if d in ('oxford5k', 'paris6k'):
tuning_result[d] = results[d]
else:
for key in ['mapE', 'mapM', 'mapH']:
mapE, mapM, mapH, mpE, mpM, mpH, kappas = results[d]
tuning_result[d + '-' + key] = [eval(key)]
utils.write_tuning_result(params, tuning_result,
exp_path + 'tuning/results.csv')
def job(tuning, params_path, devices, resume, save_interval):
global params
if tuning:
with open(params_path, 'r') as f:
params = json.load(f)
mode_str = 'tuning'
setting = '_'.join(f'{tp}-{params[tp]}'
for tp in params['tuning_params'])
else:
mode_str = 'train'
setting = ''
# パラメーターを変えるときにseedも変えたい(seed averagingの効果を期待)
seed = sum(ord(_) for _ in str(params.values()))
np.random.seed(seed)
torch.manual_seed(seed)
torch.cuda.manual_seed_all(seed)
torch.backends.cudnn.benchmark = False
exp_path = ROOT + f'experiments/{params["ex_name"]}/'
os.environ['CUDA_VISIBLE_DEVICES'] = devices
logger, writer = utils.get_logger(
log_dir=exp_path + f'{mode_str}/log/{setting}',
tensorboard_dir=exp_path + f'{mode_str}/tf_board/{setting}')
if params['augmentation'] == 'soft':
params['scale_limit'] = 0.2
params['brightness_limit'] = 0.1
elif params['augmentation'] == 'middle':
params['scale_limit'] = 0.3
params['shear_limit'] = 4
params['brightness_limit'] = 0.1
params['contrast_limit'] = 0.1
else:
raise ValueError
train_transform, eval_transform = data_utils.build_transforms(
scale_limit=params['scale_limit'],
shear_limit=params['shear_limit'],
brightness_limit=params['brightness_limit'],
contrast_limit=params['contrast_limit'],
)
data_loaders = data_utils.make_train_loaders(
params=params,
data_root=ROOT + 'input/' + params['data'],
train_transform=train_transform,
eval_transform=eval_transform,
scale='S',
test_size=0,
class_topk=params['class_topk'],
num_workers=8)
model = models.LandmarkNet(
n_classes=params['class_topk'],
model_name=params['model_name'],
pooling=params['pooling'],
loss_module=params['loss'],
s=params['s'],
margin=params['margin'],
theta_zero=params['theta_zero'],
use_fc=params['use_fc'],
fc_dim=params['fc_dim'],
).cuda()
optimizer = utils.get_optim(params, model)
criterion = nn.CrossEntropyLoss()
scheduler = optim.lr_scheduler.CosineAnnealingLR(
optimizer,
T_max=params['epochs'] * len(data_loaders['train']),
eta_min=3e-6)
start_epoch = 0
if len(devices.split(',')) > 1:
model = nn.DataParallel(model)
for epoch in range(start_epoch, params['epochs']):
logger.info(
f'Epoch {epoch}/{params["epochs"]} | lr: {optimizer.param_groups[0]["lr"]}'
)
# ============================== train ============================== #
model.train(True)
losses = utils.AverageMeter()
prec1 = utils.AverageMeter()
for i, (_, x, y) in tqdm(enumerate(data_loaders['train']),
total=len(data_loaders['train']),
miniters=None,
ncols=55):
x = x.to('cuda')
y = y.to('cuda')
outputs = model(x, y)
loss = criterion(outputs, y)
optimizer.zero_grad()
loss.backward()
optimizer.step()
scheduler.step()
acc = metrics.accuracy(outputs, y)
losses.update(loss.item(), x.size(0))
prec1.update(acc, x.size(0))
if i % 100 == 99:
logger.info(
f'{epoch+i/len(data_loaders["train"]):.2f}epoch | {setting} acc: {prec1.avg}'
)
train_loss = losses.avg
train_acc = prec1.avg
writer.add_scalars('Loss', {'train': train_loss}, epoch)
writer.add_scalars('Acc', {'train': train_acc}, epoch)
writer.add_scalar('LR', optimizer.param_groups[0]['lr'], epoch)
if (epoch + 1) == params['epochs'] or (epoch + 1) % save_interval == 0:
output_file_name = exp_path + f'ep{epoch}_' + setting + '.pth'
utils.save_checkpoint(path=output_file_name,
model=model,
epoch=epoch,
optimizer=optimizer,
params=params)
model = model.module
datasets = ('roxford5k', 'rparis6k')
results = eval_datasets(model,
datasets=datasets,
ms=False,
tta_gem_p=1.0,
logger=logger)
if tuning:
tuning_result = {}
for d in datasets:
for key in ['mapE', 'mapM', 'mapH']:
mapE, mapM, mapH, mpE, mpM, mpH, kappas = results[d]
tuning_result[d + '-' + key] = [eval(key)]
utils.write_tuning_result(params, tuning_result,
exp_path + 'tuning/results.csv')
def job(tuning, params_path, devices, resume, save_interval):
global params
if tuning:
with open(params_path, 'r') as f:
params = json.load(f)
mode_str = 'tuning'
setting = '_'.join(f'{tp}-{params[tp]}'
for tp in params['tuning_params'])
else:
mode_str = 'train'
setting = ''
exp_path = ROOT + f'experiments/{params["ex_name"]}/'
os.environ['CUDA_VISIBLE_DEVICES'] = devices
logger, writer = utils.get_logger(
log_dir=exp_path + f'{mode_str}/log/{setting}',
tensorboard_dir=exp_path + f'{mode_str}/tf_board/{setting}')
train_transform, eval_transform = build_transforms(
scale_range=params['scale_range'],
brightness_range=params['brightness_range'])
data_loaders = data_utils.make_train_loaders(
params=params,
data_root=ROOT + 'input/train2018',
train_transform=train_transform,
eval_transform=eval_transform,
class_topk=params['class_topk'],
num_workers=8)
model = models.LandmarkFishNet(
n_classes=params['class_topk'],
model_name=params['model_name'],
pooling_strings=params['pooling'].split(','),
loss_module='arcface',
s=30.0,
margin=params['margin'],
use_fc=params['use_fc'],
fc_dim=params['fc_dim'],
).cuda()
optimizer = utils.get_optim(params, model)
criterion = nn.CrossEntropyLoss()
scheduler = optim.lr_scheduler.CosineAnnealingLR(
optimizer,
T_max=params['epochs'] * len(data_loaders['train']),
eta_min=1e-6)
if len(devices.split(',')) > 1:
model = nn.DataParallel(model)
if resume is not None:
model, optimizer = utils.load_checkpoint(path=resume,
model=model,
optimizer=optimizer)
for epoch in range(params['epochs']):
logger.info(
f'Epoch {epoch}/{params["epochs"]} | lr: {optimizer.param_groups[0]["lr"]}'
)
# ============================== train ============================== #
model.train(True)
losses = utils.AverageMeter()
prec1 = utils.AverageMeter()
for i, (_, x, y) in tqdm(enumerate(data_loaders['train']),
total=len(data_loaders['train']),
miniters=None,
ncols=55):
x = x.to('cuda')
y = y.to('cuda')
outputs = model(x, y)
loss = criterion(outputs, y)
optimizer.zero_grad()
loss.backward()
optimizer.step()
scheduler.step()
acc = metrics.accuracy(outputs, y)
losses.update(loss.item(), x.size(0))
prec1.update(acc, x.size(0))
if i % 100 == 99:
logger.info(
f'{epoch+i/len(data_loaders["train"]):.2f}epoch | {setting} acc: {prec1.avg}'
)
train_loss = losses.avg
train_acc = prec1.avg
# ============================== validation ============================== #
model.train(False)
losses.reset()
prec1.reset()
for i, (_, x, y) in tqdm(enumerate(data_loaders['val']),
total=len(data_loaders['val']),
miniters=None,
ncols=55):
x = x.to('cuda')
y = y.to('cuda')
with torch.no_grad():
outputs = model(x, y)
loss = criterion(outputs, y)
acc = metrics.accuracy(outputs, y)
losses.update(loss.item(), x.size(0))
prec1.update(acc, x.size(0))
val_loss = losses.avg
val_acc = prec1.avg
logger.info(f'[Val] Loss: \033[1m{val_loss:.4f}\033[0m | '
f'Acc: \033[1m{val_acc:.4f}\033[0m\n')
writer.add_scalars('Loss', {'train': train_loss}, epoch)
writer.add_scalars('Acc', {'train': train_acc}, epoch)
writer.add_scalars('Loss', {'val': val_loss}, epoch)
writer.add_scalars('Acc', {'val': val_acc}, epoch)
writer.add_scalar('LR', optimizer.param_groups[0]['lr'], epoch)
if save_interval > 0:
if (epoch +
1) == params['epochs'] or (epoch + 1) % save_interval == 0:
output_file_name = exp_path + f'ep{epoch}_' + setting + '.pth'
utils.save_checkpoint(path=output_file_name,
model=model,
epoch=epoch,
optimizer=optimizer,
params=params)
if tuning:
tuning_result = {}
for key in ['train_loss', 'train_acc', 'val_loss', 'val_acc']:
tuning_result[key] = [eval(key)]
utils.write_tuning_result(params, tuning_result,
exp_path + 'tuning/results.csv')