def main(**kwargs):
options._parse(kwargs)
args = options
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpus
torch.cuda.manual_seed(317)
with open(args.single_track_dataset, 'r') as outfile:
args.single_track_data = json.load(outfile)
model = SiamRPNPP()
optimizer, lr_scheduler = build_opt_lr(model,
args.single_track_start_epoch, args)
if args.single_track_load_model:
model, optimizer = load_model(model, opt.single_track_load_model,
optimizer)
# model = model.cuda()
model = model.eval()
for epoch in range(args.single_track_start_epoch,
args.single_track_num_epochs):
if args.backbone_train_epoch == epoch:
optimizer, lr_scheduler = build_opt_lr(model, epoch, args)
lr_scheduler.step(epoch)
cur_lr = lr_scheduler.get_cur_lr()
train(model, optimizer, epoch, args)
if epoch + 1 % 100 == 0:
path = os.path.join(opt.save_dir, 'model_{}.pth'.format(epoch))
save_model(path, epoch, model, optimizer)
def train(**kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
print('load data')
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
print('Loading Model')
# faster_rcnn = FasterRCNNVGG16()
print('model construct completed')
# trainer = FasterRCNNTrainer(faster_rcnn).cuda()
lr_ = opt.lr
extractor, classifier = decom_vgg16()
img, bbox_, label_, scale = dataset[1]
_, H, W = img.shape
img_size = (H, W)
img, bbox_, label_ = to_tensor(img), to_tensor(bbox_), to_tensor(label_)
scale = at.scalar(scale)
img, bbox, label = img.cuda().float(), bbox_.cuda(), label_.cuda()
img, bbox, label = Variable(img), Variable(bbox), Variable(label)
pdb.set_trace()
features = extractor(img)
rpn = RegionProposalNetwork(512,
512,
ratios=ratios,
anchor_scales=anchor_scales,
feat_stride=self.feat_stride)
rpn_locs, rpn_scores, rois, roi_indices, anchor = \
self.faster_rcnn.rpn(features, img_size, scale
)
def load(
self,
path,
load_optimizer=False,
parse_opt=False,
debug=False,
simple=opt.use_simple,
):
state_dict = t.load(path)
if 'model' in state_dict:
sd = self.generate_state_dict(state_dict['model'], simple, debug)
self.faster_rcnn.load_state_dict(sd)
else:
sd = self.generate_state_dict(state_dict, simple, debug)
self.faster_rcnn.load_state_dict(sd)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict['optimizer'])
if 'sparse' in state_dict and state_dict['sparse'] == True:
print("Reverting to Sparse")
self.revert_to_sparse(state_dict['sparse_list'])
print(f"Successfully Loaded Model: {path}")
return self
def train(**kwargs):
opt._parse(kwargs)
trainer = Trainer()
for epoch in range(opt.start_epoch, opt.epochs):
# train
trainer.train(epoch)
# val
mae = trainer.validate(epoch)
is_best = mae < trainer.best_pred
trainer.best_pred = min(mae, trainer.best_pred)
print(' * best MAE {mae:.3f}'.format(mae=trainer.best_pred))
if (epoch % 20 == 0 and epoch != 0) or is_best:
trainer.saver.save_checkpoint(
{
'epoch':
epoch + 1,
'state_dict':
trainer.model.module.state_dict()
if opt.use_mulgpu else trainer.model.state_dict(),
'best_pred':
trainer.best_pred,
'optimizer':
trainer.optimizer.state_dict(),
}, is_best)
def test(**kwargs):
opt.load_path = \
'/home/fengkai/PycharmProjects/my-faster-rcnn/checkpoints/fasterrcnn_04231732_0.6941460588341642'
opt._parse(
kwargs
) #将调用函数时候附加的参数用，config.py文件里面的opt._parse()进行解释，然后获取其数据存储的路径，之后放到Dataset里面！
testset = TestDataset(opt)
test_dataloader = data_.DataLoader(
testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False,
#pin_memory=True
) #pin_memory锁页内存,开启时使用显卡的内存，速度更快
faster_rcnn = FasterRCNNVGG16()
print(faster_rcnn)
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
#判断opt.load_path是否存在，如果存在，直接从opt.load_path读取预训练模型，然后将训练数据的label进行可视化操作
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
eval_result = eval(test_dataloader, faster_rcnn, test_num=opt.test_num)
print('map is: ', str(eval_result['map']))
def main(**kwargs):
opt._parse(kwargs)
# n_gpu = utils.set_gpu(opt.gpu)
test_dataset = FashionAIKeypoints(opt, phase='test')
encoder = test_dataset.encoder
df = utils.data_frame_template()
print('Testing: {}'.format(opt.category))
print('Testing sample number: {}'.format(len(val_dataset)))
cudnn.benchmark = True
net = getattr(models, opt.model)(opt)
checkpoint = torch.load(opt.load_checkpoint_path) # Must be before cuda
net.load_state_dict(checkpoint['state_dict'])
net = net.cuda()
# net = DataParallel(net)
net.eval()
for idx in tqdm(range(len(test_dataset))):
img_path = test_dataset.get_image_path(idx)
img0 = cv2.imread(img_path) # BGR
img0_flip = cv2.flip(img0, 1)
img_h, img_w, _ = img0.shape
scale = opt.img_max_size / max(img_w, img_h)
with torch.no_grad():
hm_pred = utils.compute_keypoints(opt, img0, net, encoder)
hm_pred_flip = utils.compute_keypoints(opt, img0_flip, net, encoder, doflip=True)
def train(**kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
print('load data')
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
#pin_memory=True,
num_workers=opt.num_workers)
testset = TestDataset(opt)
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False, \
pin_memory=True
)
faster_rcnn = FasterRCNNVGG16()
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
if opt.load_path:
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
trainer.vis.text(dataset.db.label_names, win='labels')
best_map = 0
def train(**kwargs):
opt._parse(kwargs) # 解析配置参数
#
dataset = Dataset(opt) # 训练集 voc2007 5011 张
print('load data')
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
testset = TestDataset(opt, split='val') # 验证集 2500左右
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False, \
pin_memory=True
)
faster_rcnn = FasterRCNN_ResNet50() # 生成一个faster-rcnn实例
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda() # tocuda
if opt.load_path: # 加载与训练模型
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
best_map = 0
lr_ = opt.lr
writer = SummaryWriter('logs', comment='faster-rcnn-vgg16')
global_step = 0
for epoch in range(opt.epoch): # 开始迭代 14轮 0-12 13个epoch
for ii, (img, bbox_, label_, scale) in tqdm(enumerate(dataloader)):
scale = at.scalar(scale)
img, bbox, label = img.cuda().float(), bbox_.cuda(), label_.cuda()
loss = trainer.train_step(img, bbox, label, scale)
rpn_loc_loss, rpn_cls_loss, roi_loc_loss, roi_cls_loss, total_loss = loss
writer.add_scalar('rpn_loc_loss', rpn_loc_loss.detach().cpu().numpy(), global_step)
writer.add_scalar('rpn_cls_loss', rpn_cls_loss.detach().cpu().numpy(), global_step)
writer.add_scalar('roi_loc_loss', roi_loc_loss.detach().cpu().numpy(), global_step)
writer.add_scalar('roi_cls_loss', roi_cls_loss.detach().cpu().numpy(), global_step)
writer.add_scalar('total_loss', total_loss.detach().cpu().numpy(), global_step)
global_step += 1
if (ii + 1) % opt.plot_every == 0:
pass
eval_result = eval(test_dataloader, faster_rcnn, test_num=opt.test_num)
lr_ = trainer.faster_rcnn.optimizer.param_groups[0]['lr']
log_info = 'lr:{}, map:{}'.format(str(lr_), str(eval_result['map']))
print(log_info)
if eval_result['map'] > best_map:
best_map = eval_result['map']
best_path = trainer.save(best_map=best_map)
if epoch == 9:
trainer.load(best_path)
trainer.faster_rcnn.scale_lr(opt.lr_decay)
lr_ = lr_ * opt.lr_decay
if epoch == 13:
break
def main(**kwargs):
opt._parse(kwargs)
# n_gpu = utils.set_gpu(opt.gpu)
val_dataset = FashionAIKeypoints(opt, phase='val')
encoder = val_dataset.encoder
nes = []
print('Evaluating: {}'.format(opt.category))
print('Validation sample number: {}'.format(len(val_dataset)))
cudnn.benchmark = True
net = getattr(models, opt.model)(opt)
checkpoint = torch.load(opt.load_checkpoint_path) # Must be before cuda
net.load_state_dict(checkpoint['state_dict'])
net = net.cuda()
# net = DataParallel(net)
net.eval()
for idx in tqdm(range(len(val_dataset))):
img_path = val_dataset.get_image_path(idx)
kpts = val_dataset.get_keypoints(idx)
img0 = cv2.imread(img_path) #X
img0_flip = cv2.flip(img0, 1)
img_h, img_w, _ = img0.shape
scale = opt.img_max_size / max(img_w, img_h)
with torch.no_grad():
hm_pred = utils.compute_keypoints(opt, img0, net, encoder)
hm_pred2 = utils.compute_keypoints(opt,
img0_flip,
net,
encoder,
doflip=True)
x, y = encoder.decode_np(hm_pred + hm_pred2, scale, opt.hm_stride,
(img_w / 2, img_h / 2))
keypoints = np.stack([x, y, np.ones(x.shape)], axis=1).astype(np.int16)
if args.visual:
kpt_img = utils.draw_keypoints(img0, keypoints)
save_img_path = str(opt.db_path /
'tmp/one_{0}{1}.png'.format(opt.category, idx))
cv2.imwrite(save_img_path, kpt_img)
left, right = opt.datum
x1, y1, v1 = kpts[left]
x2, y2, v2 = kpts[right]
if v1 == -1 or v2 == -1:
continue
width = math.sqrt((x2 - x1)**2 + (y2 - y1)**2)
ne = utils.normalized_error(keypoints, kpts, width)
nes.append([ne])
nes = np.array(nes)
print(np.mean(nes, axis=0))
def main(**kwarg):
# opt config
opt._parse(kwargs)
# Data Loader
data_loader = DLoader(opt)
train_loader, test_loader, test_video = data_loader.run()
def train(**kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
# img, bbox, label, scale = dataset[0]
# 返回的img是被scale后的图像，可能已经被随机翻转了
# 返回的 bbox 按照 ymin xmin ymax xmax 排列
# H, W = size(im)
# 对于一张屏幕上显示的图片，a,b,c,d 代表 4 个顶点
# a ... b ymin
# . .
# c ... d ymax H高度 y的范围在 [0, H-1] 间
# xmin xmax
# W宽度 x的范围在 [0, W-1] 间
print('load data')
dataloader = torch.utils.data.DataLoader(dataset, batch_size=1, shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
faster_rcnn = FasterRCNNVGG16()
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn)
if opt.load_path:
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
for epoch in range(opt.epoch):
for ii, (img, bbox_, label_, scale) in (enumerate(dataloader)):
print('step: ', ii)
scale = at.scalar(scale)
img, bbox, label = img.float(), bbox_, label_
img, bbox, label = Variable(img), Variable(bbox), Variable(label)
trainer.train_step(img, bbox, label, scale)
if ((ii + 1) % opt.plot_every == 0) and (epoch > 50):
# 运行多少步以后再predict一次，epoch跑的太少的话根本预测不准什么东西
# if os.path.exists(opt.debug_file):
# ipdb.set_trace()
# plot groud truth bboxes 画出原本的框
ori_img_ = inverse_normalize(at.tonumpy(img[0]))
gt_img = visdom_bbox(ori_img_, at.tonumpy(bbox_[0]),
at.tonumpy(label_[0]))
# gt_img np类型 范围是 [0, 1] 间 3 x H x W
# 这里要将 gt_img 这个带框，带标注的图像保存或者显示出来
# plot predicti bboxes
_bboxes, _labels, _scores = trainer.faster_rcnn.predict(
[ori_img_], visualize=True)
pred_img = visdom_bbox(ori_img_, at.tonumpy(_bboxes[0]),
at.tonumpy(_labels[0]).reshape(-1),
at.tonumpy(_scores[0]))
def main(**kwargs):
options._parse(kwargs)
args = options
os.environ['CUDA_VISIBLE_DEVICES'] = args.gpus
dataset = TrajectoryDataset(args.trajectory_dataset,
obs_len=args.obs_seq_len,
pred_len=args.pred_seq_len,
skip=1,
norm_lap_matr=True)
args.loader_train = DataLoader(
dataset,
batch_size=1, #This is irrelative to the args batch size parameter
shuffle=True,
num_workers=0)
#Defining the model
model = social_stgcnn(n_stgcnn=args.n_stgcnn,
n_txpcnn=args.n_txpcnn,
output_feat=5,
seq_len=args.obs_seq_len,
kernel_size=args.kernel_size,
pred_seq_len=args.pred_seq_len)
checkpoint_dir = './checkpoint/'
if not os.path.exists(checkpoint_dir):
os.makedirs(checkpoint_dir)
with open(checkpoint_dir + 'args.pkl', 'wb') as fp:
pickle.dump(args, fp)
#Training settings
optimizer = optim.SGD(model.parameters(), lr=args.trajectory_lr)
scheduler = optim.lr_scheduler.StepLR(optimizer,
step_size=args.lr_sh_rate,
gamma=0.2)
print('Data and model loaded')
print('Checkpoint dir:', checkpoint_dir)
#Training
args.metrics = {'train_loss': [], 'val_loss': []}
print('Training started ...')
torch.save(model.state_dict(), checkpoint_dir + 'bests.pth')
for epoch in range(args.trajectory_num_epochs):
train(model, optimizer, epoch, args)
scheduler.step()
print('Epoch:', epoch)
for k, v in args.metrics.items():
if len(v) > 0:
print(k, v[-1])
with open(checkpoint_dir + 'metrics.pkl', 'wb') as fp:
pickle.dump(args.metrics, fp)
torch.save(model.state_dict(), checkpoint_dir + 'best.pth')
def train():
opt._parse()
model = Inceptionv4(n_class=2,
use_drop=opt.use_drop,
model_name=opt.model_name,
pre_trained=opt.pretrained_model).cuda()
print('model construct completed')
tf_img = utils.TransformImage(model.inception_model)
train_dataset = PathologyDataset(opt.data_dir,
mode="train",
transform=tf_img)
test_dataset = PathologyDataset(opt.data_dir,
mode="test",
transform=tf_img)
print('load data')
train_dataloader = data_.DataLoader(train_dataset,
batch_size=opt.train_batch_size,
shuffle=True,
num_workers=opt.num_workers)
test_dataloader = data_.DataLoader(test_dataset,
batch_size=opt.test_batch_size,
num_workers=opt.test_num_workers,
shuffle=False,
pin_memory=True)
if opt.load_path:
model.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
best_map = 0
lr_ = opt.lr
optimizer = model.get_optimizer()
avg_loss = 0
for epoch in range(opt.epoch):
for ii, (img, label) in tqdm(enumerate(train_dataloader)):
img, label = img.cuda().float(), label.cuda()
label = label.view(len(label))
img, label = Variable(img), Variable(label)
output = model(img)
cls_loss = nn.CrossEntropyLoss()(output, label)
optimizer.zero_grad()
cls_loss.backward()
optimizer.step()
avg_loss += cls_loss[0].data.cpu().numpy()
if (ii + 1) % opt.plot_every == 0:
print("cls_loss=" + str(avg_loss / opt.plot_every))
avg_loss = 0
eval_result = test_model(test_dataloader, model, test_num=opt.test_num)
if eval_result > best_map:
best_map = eval_result
best_path = model.save(best_map=best_map)
if epoch == opt.epoch / 5:
model.load(best_path)
model.scale_lr(opt.lr_decay)
lr_ = lr_ * opt.lr_decay
if epoch == opt.epoch - 1:
break
def train(**kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
print('load data')
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
testset = TestDataset(opt)
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False, \
pin_memory=True
)
faster_rcnn = FasterRCNNVGG16()
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
if opt.load_path:
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
best_map = 0
lr_ = opt.lr
for epoch in range(opt.epoch):
trainer.reset_meters()
for ii, (img, bbox_, label_, scale) in tqdm(enumerate(dataloader)):
scale = at.scalar(scale)
img, bbox, label = img.cuda().float(), bbox_.cuda(), label_.cuda()
img, bbox, label = Variable(img), Variable(bbox), Variable(label)
trainer.train_step(img, bbox, label, scale)
if (ii + 1) % opt.plot_every == 0:
if os.path.exists(opt.debug_file):
ipdb.set_trace()
# plot groud truth bboxes
ori_img_ = inverse_normalize(at.tonumpy(img[0]))
# ori_img_ = (at.tonumpy(img[0]))
losses = trainer.get_meter_data()
print(losses)
write_image(ori_img_, at.tonumpy(bbox[0]), 'gt.png')
_bboxes = trainer.faster_rcnn.predict([ori_img_],
visualize=True)
_bboxes = at.tonumpy(_bboxes[0])
# plot predicted bboxes
write_image(ori_img_, _bboxes, 'pred.png')
print('saved an image')
if epoch == 13:
break
def load(self, state_dict, load_optimizer=True, parse_opt=False, ):
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else: # legacy way, for backward compatibility
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict['optimizer'])
return state_dict
def train(**kwargs):
#先获取参数
opt._parse(**kwargs)
#数据集
dataset = Dataset(opt)
dataloader = data.DataLoader(dataset,
batch_size=1,
shuffle=True,
num_workers=opt.num_workers)
def train(**kwargs):
parser = argparse.ArgumentParser()
parser.add_argument("--local_rank", type=int, default=0)
args = parser.parse_args()
# t.distributed.init_process_group(backend="nccl", init_method="env://")
# t.cuda.set_device(args.local_rank)
device = t.device("cuda", args.local_rank)
opt._parse(kwargs)
dataset = VRDDataset(opt)
# train_sampler = t.utils.data.distributed.DistributedSampler(dataset)
print('load data')
# dataloader = data_.DataLoader(dataset, \
# batch_size=1, \
# shuffle=False, \
# # pin_memory=True,
# num_workers=opt.num_workers,
# sampler=train_sampler)
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
# word2vec_map = load_from_word2vec("test_word2vec.txt")
word2vec_db = json.load(open("w2v.json"))
faster_rcnn = FasterRCNNVGG16().to(device)
faster_rcnn_trainer = FasterRCNNTrainer(faster_rcnn)
faster_rcnn_trainer.load(opt.faster_rcnn_model)
vrd_trainer = VGG16PREDICATES(faster_rcnn_trainer, word2vec_db,
dataset.db.triplets).to(device)
# vrd_trainer = nn.parallel.DistributedDataParallel(vrd_trainer, find_unused_parameters=True, device_ids=[args.local_rank], output_device=args.local_rank)
optimizer = t.optim.Adam(vrd_trainer.parameters())
for epoch in range(opt.vrd_epoch):
total_loss = 0
for ii, (img, D) in tqdm(enumerate(dataloader)):
if len(img) == 0:
continue
if D == [] or D[0] == []:
continue
img = img.cuda().float()
loss = vrd_trainer(img, D)
total_loss += sum(loss)
optimizer.zero_grad()
loss.backward()
optimizer.step()
print(total_loss / (ii + 1))
def main(**kwargs):
# opt config
opt._parse(kwargs)
# Data Loader
data_loader = DLoader(opt)
train_loader, test_loader, test_video = data_loader.run()
# Train my model
model = Resnet2D(opt, train_loader, test_loader, test_video)
model.run()
def load(self, path, load_optimizer=True, parse_opt=False, device='cuda'):
state_dict = t.load(path, map_location=t.device(device))
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else: # legacy way, for backward compatibility
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict['optimizer'])
return self
def load(self, path, load_optimizer=True, parse_opt=False, ):
state_dict = t.load(path)
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else: # legacy way, for backward compatibility
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict['optimizer'])
return self
def main(**kwargs):
opt._parse(kwargs)
# Initialize Logger
if opt.benchmark_path is None:
timestr = time.strftime('%m%d%H%M')
benchmark_path = f'logs/fasterrcnn_{timestr}'
for k_, v_ in kwargs.items():
benchmark_path += f'_{v_}'
benchmark_path += '.log'
Logger(benchmark_path, logging.INFO)
logger = logging.getLogger(__name__)
Logger.section_break(title='Benchmark Model')
logger.info(f'User Arguments\n{opt._state_dict()}')
# Load dataset
dataset = TestDataset(opt, split='test')
dataloader = data_.DataLoader(dataset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False,
pin_memory=True)
logger.info(f"DATASET SIZE: {len(dataloader)}")
logger.info("Using Mask VGG") if opt.mask else logger.info(
"Using normal VGG16")
# Construct model
faster_rcnn = FasterRCNNVGG16(mask=opt.mask)
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
Logger.section_break(title='Model')
logger.info(str(faster_rcnn))
# Resume from a checkpoint
if opt.load_path:
assert os.path.isfile(opt.load_path),\
'Checkpoint {} does not exist.'.format(opt.load_path)
trainer.load(opt.load_path)
Logger.section_break('Checkpoint')
logger.info("Loaded checkpoint '{}' (epoch X)".format(opt.load_path))
# Benchmark dataset
fps = AverageMeter()
benchmarker = {FPS: fps}
result = benchmark(benchmarker, dataloader, faster_rcnn, test_num=1000)
Logger.section_break('Benchmark completed')
model_parameters = filter(lambda p: p.requires_grad,
faster_rcnn.parameters())
params = sum([np.prod(p.size()) for p in model_parameters])
logger.info('[PARAMETERS] {params}'.format(params=params))
logger.info('[RUN TIME] {time.avg:.3f} sec/frame'.format(time=result[FPS]))
def load(self, path):
'''
Loads the model
Arguments:
path :- load path
'''
state_dict = torch.load(path, map_location=torch.device('cpu'))
self.load_state_dict(state_dict['model'])
self.optimizer.load_state_dict(state_dict['optimizer'])
opt._parse(state_dict['config'])
return self
def load(self, path, load_optimizer=True, parse_opt=False):
state_dict = t.load(path)
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else:
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.load_state_dict(state_dict['optimizer'])
return self
def load(self, path, load_optimizer=True, parse_opt=False):
state_dict = torch.load(path)
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else:
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict['optimizer'])
self.epochs = state_dict['epochs'] + 1
self.best_map = state_dict['best_map']
return self
def train(individual, **kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
print('load data')
dataloader = data_.DataLoader(dataset,
batch_size=1,
shuffle=True,
num_workers=opt.num_workers)
testset = TestDataset(opt)
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False,
pin_memory=True)
faster_rcnn = FasterRCNN_mine(individual)
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
best_map = 0
lr_ = opt.lr
for epoch in range(opt.epoch):
trainer.reset_meters()
for ii, (img, bbox_, label_, scale) in tqdm(enumerate(dataloader)):
scale = at.scalar(scale)
img, bbox, label = img.cuda().float(), bbox_.cuda(), label_.cuda()
trainer.train_step(img, bbox, label, scale)
if (ii + 1) % opt.plot_every == 0:
if os.path.exists(opt.debug_file):
ipdb.set_trace()
ori_img_ = inverse_normalize(at.tonumpy(img[0]))
_bboxes, _labels, _scores = trainer.faster_rcnn.predict(
[ori_img_], visualize=True)
eval_result = eval(test_dataloader, faster_rcnn, test_num=opt.test_num)
lr_ = trainer.faster_rcnn.optimizer.param_groups[0]['lr']
best_path = None
if eval_result['map'] > best_map:
best_map = eval_result['map']
best_path = trainer.save(best_map=best_map)
if epoch == 9:
trainer.load(best_path)
trainer.faster_rcnn.scale_lr(opt.lr_decay)
lr_ = lr_ * opt.lr_decay
individual.accuracy = best_map
def eval_main(**kwargs):
opt._parse(kwargs)
opt.test_num = 10000
opt.caffe_pretrain = True
types = get_types()
id_files = get_id_list_files()
img_dirs = get_img_dirs()
anno_dirs = get_anno_dirs()
results_file = 'oversampled-orig-classm.csv'
if os.path.exists(results_file):
file = open(results_file, "w+")
else:
file = open(results_file, "w")
columns = init_cols()
writer = csv.DictWriter(file, fieldnames=columns)
writer.writeheader()
for category, id_file, img_dir, anno_dir in zip(types, id_files, img_dirs,
anno_dirs):
testset = TestTypeDataset(opt,
use_difficult=True,
id_file=id_file,
img_dir=img_dir,
anno_dir=anno_dir)
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False, \
pin_memory=True)
faster_rcnn = FasterRCNNVGG16()
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
if opt.load_path:
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
else:
print("provide path of the checkpoint to be loaded.")
exit()
print(category)
eval_result = eval(test_dataloader,
faster_rcnn,
category,
file,
test_num=opt.test_num)
print('test_map', eval_result['map'])
file.close()
def load(self, path, load_optimizer=True, parse_opt=False):
print("Loading the modules")
state_dict = t.load(path, map_location='cpu')
print("Module is loaded successfully.")
if 'model' in state_dict:
self.faster_rcnn.load_state_dict(state_dict['model'])
else:
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict['config'])
if 'optimizer' in state_dict and load_optimizer:
self.load_state_dict(state_dict['optimizer'])
return self
def main(**kwargs):
options._parse(kwargs)
opt = options
torch.manual_seed(317)
print('Setting up data...')
transforms = T.Compose([T.ToTensor()])
dataset = MotDataset(opt, (640, 480), augment=True, transforms=transforms)
opt = opt.update_dataset_info_and_set_heads(opt, dataset)
print(opt)
os.environ['CUDA_VISIBLE_DEVICES'] = opt.gpus
opt.device = torch.device('cuda' if opt.gpus >= '0' else 'cpu')
print('Creating model...')
model = create_model('dla_34', opt.heads, opt.head_conv)
optimizer = torch.optim.Adam(model.parameters(), opt.lr)
start_epoch = 0
# Get dataloader
train_loader = torch.utils.data.DataLoader(
dataset,
batch_size=opt.batch_size,
shuffle=True,
num_workers=opt.num_workers,
pin_memory=True,
drop_last=True
)
print('Starting training...')
trainer = BaseTrainer(opt, model, optimizer)
trainer.set_device(opt.gpus, -1, opt.device)
if opt.multi_load_model != '':
model, optimizer = load_model(model, opt.multi_load_model, trainer.optimizer)
best = 1e10
for epoch in range(start_epoch + 1, opt.num_epochs + 1):
log_dict_train, _ = trainer.train(epoch, train_loader)
if epoch % opt.save_every == 0:
lr = opt.lr * 0.5
for param_group in optimizer.param_groups:
param_group['lr'] = lr
save_model(os.path.join(opt.save_dir, 'model_{}.pth'.format(epoch)), epoch, model, optimizer)
def __init__(self, **kwargs):
opt._parse(kwargs)
self.opt = opt
self.test_num = self.opt.test_num
self.device, self.device_id = select_device(is_head=True)
# Define Dataloader
print("load data")
self.train_dataset = Datasets(opt, mode='train')
self.train_loader = DataLoader(self.train_dataset,
batch_size=opt.batch_size,
shuffle=True,
num_workers=opt.num_workers)
self.val_dataset = Datasets(opt, mode='val')
self.val_loader = DataLoader(self.val_dataset,
batch_size=opt.batch_size,
shuffle=False,
pin_memory=True,
num_workers=opt.test_num_workers)
self.num_batch = len(self.train_loader)
# Define Network
# initilize the network here.
print("define network")
faster_rcnn = FasterRCNNVGG16()
self.trainer = FasterRCNNTrainer(faster_rcnn)
# Resuming Checkpoint
self.start_epoch = 0
self.best_map = 0
self.lr = opt.lr
if opt.load_path:
self.trainer.load(opt.load_path)
self.start_epoch = self.trainer.start_epoch
self.best_map = self.trainer.best_map
print('load pretrained model from %s' % opt.load_path)
# Use multiple GPU
if opt.use_mgpu and len(self.device_id) > 1:
self.trainer = torch.nn.DataParallel(self.trainer,
device_ids=self.device_id)
print("Using multiple gpu")
else:
self.trainer = self.trainer.to(self.device)
# Visdom
self.trainer.vis.text(self.train_dataset.classes, win='labels')
def load(
self,
path,
load_optimizer=True,
parse_opt=False,
):
state_dict = t.load(path)
if "model" in state_dict:
self.faster_rcnn.load_state_dict(state_dict["model"])
else: # legacy way, for backward compatibility
self.faster_rcnn.load_state_dict(state_dict)
return self
if parse_opt:
opt._parse(state_dict["config"])
if "optimizer" in state_dict and load_optimizer:
self.optimizer.load_state_dict(state_dict["optimizer"])
return self
def run(**kwargs):
'''
Runs the optical flow model which includes the training and validation.
'''
opt._parse(kwargs)
opt.number_gpus = torch.cuda.device_count()
if opt.number_gpus == 0:
opt.effective_batch_size = opt.batch_size
else:
opt.effective_batch_size = opt.batch_size * opt.number_gpus
opt.cuda = torch.cuda.is_available()
training_dataset = Dataset(opt.dataset_dir + 'training')
training_dataloader = DataLoader(training_dataset,
batch_size=opt.effective_batch_size,
shuffle=True,
num_workers=opt.number_workers)
validation_dataset = Dataset(opt.dataset_dir + 'validation')
validation_dataloader = DataLoader(validation_dataset,
batch_size=opt.effective_batch_size,
shuffle=True,
num_workers=opt.number_workers)
opticalFlow = OpticalFlow()
if opt.cuda and opt.number_gpus == 1:
opticalFlow = opticalFlow.cuda()
if opt.load_path:
opticalFlow.load(opt.load_path)
best_err = 100000
for epoch in range(opt.total_epochs):
training_loss, batch_idex = opticalFlow.train(training_dataloader)
validation_loss, batch_idex = opticalFlow.validate(
validation_dataloader)
is_best = False
if validation_loss < best_err:
best_err = validation_loss
is_best = True
opticalFlow.save(is_best)
def train(**kwargs):
opt._parse(kwargs)
dataset = Dataset(opt)
print('load data')
dataloader = data_.DataLoader(dataset, \
batch_size=1, \
shuffle=True, \
# pin_memory=True,
num_workers=opt.num_workers)
testset = TestDataset(opt)
test_dataloader = data_.DataLoader(testset,
batch_size=1,
num_workers=opt.test_num_workers,
shuffle=False, \
pin_memory=True
)
faster_rcnn = FasterRCNNVGG16()
print('model construct completed')
trainer = FasterRCNNTrainer(faster_rcnn).cuda()
if opt.load_path:
trainer.load(opt.load_path)
print('load pretrained model from %s' % opt.load_path)
trainer.vis.text(dataset.db.label_names, win='labels')
best_map = 0
for epoch in range(opt.epoch):
trainer.reset_meters()
for ii, (img, bbox_, label_, scale) in tqdm(enumerate(dataloader)):
scale = at.scalar(scale)
img, bbox, label = img.cuda().float(), bbox_.cuda(), label_.cuda()
img, bbox, label = Variable(img), Variable(bbox), Variable(label)
trainer.train_step(img, bbox, label, scale)
if (ii + 1) % opt.plot_every == 0:
if os.path.exists(opt.debug_file):
ipdb.set_trace()
# plot loss
trainer.vis.plot_many(trainer.get_meter_data())
# plot groud truth bboxes
ori_img_ = inverse_normalize(at.tonumpy(img[0]))
gt_img = visdom_bbox(ori_img_,
at.tonumpy(bbox_[0]),
at.tonumpy(label_[0]))
trainer.vis.img('gt_img', gt_img)
# plot predicti bboxes
_bboxes, _labels, _scores = trainer.faster_rcnn.predict([ori_img_], visualize=True)
pred_img = visdom_bbox(ori_img_,
at.tonumpy(_bboxes[0]),
at.tonumpy(_labels[0]).reshape(-1),
at.tonumpy(_scores[0]))
trainer.vis.img('pred_img', pred_img)
# rpn confusion matrix(meter)
trainer.vis.text(str(trainer.rpn_cm.value().tolist()), win='rpn_cm')
# roi confusion matrix
trainer.vis.img('roi_cm', at.totensor(trainer.roi_cm.conf, False).float())
eval_result = eval(test_dataloader, faster_rcnn, test_num=opt.test_num)
if eval_result['map'] > best_map:
best_map = eval_result['map']
best_path = trainer.save(best_map=best_map)
if epoch == 9:
trainer.load(best_path)
trainer.faster_rcnn.scale_lr(opt.lr_decay)
trainer.vis.plot('test_map', eval_result['map'])
lr_ = trainer.faster_rcnn.optimizer.param_groups[0]['lr']
log_info = 'lr:{}, map:{},loss:{}'.format(str(lr_),
str(eval_result['map']),
str(trainer.get_meter_data()))
trainer.vis.log(log_info)
if epoch == 13:
break
