def create_features(file_list, voc12_root, output_file):
os.makedirs(os.path.dirname(output_file), exist_ok=True)
dataset = dataloader.VOC12ImageDataset(file_list,
voc12_root=voc12_root,
resize_long=(229, 229))
data_loader = DataLoader(dataset,
batch_size=1,
shuffle=True,
num_workers=1,
pin_memory=True,
drop_last=False)
model_ft, _ = load_network('resnet152',
pretrained=True,
finetune=False,
image_size=299,
return_backbone=True)
model_ft.eval()
model_ft.cuda()
features = []
for pack in tqdm(data_loader, total=len(data_loader.dataset)):
img = pack['img'].cuda()
img_name = pack['name'][0]
y = model_ft(img)
features.append({
"img_name": img_name,
"feature": y.cpu().detach().numpy()
})
np.save(output_file, features)
def run():
voc12_root = './data/compcars/'
bbox_out_dir = yolo_result_path
dataset = dataloader.VOC12ImageDataset('./data/compcars/train/test.txt',
voc12_root=voc12_root,
img_normal=None,
to_torch=False)
preds = []
error_cnt = 0
for data in tqdm(dataset):
img_name = data['name']
bbox_org_path = os.path.join(
voc12_root,
img_name.replace('image', 'label') + '.txt')
try:
with open(bbox_org_path, mode='r') as f:
bbox_org = f.readlines()[-1].strip().split(' ')
bbox_path = os.path.join(bbox_out_dir, img_name + '.txt').replace(
'data/image/', '')
with open(bbox_path, mode='r') as f:
bbox = f.readlines()[0].strip().split('\t')
iou = bb_intersection_over_union(bbox, bbox_org)
preds.append(iou)
except Exception as e:
print(e)
error_cnt += 1
print({'miou': mean(preds)}, len(preds), error_cnt, bbox_out_dir)
def run(args):
infer_dataset = dataloader.VOC12ImageDataset(args.infer_list,
voc12_root=args.voc12_root)
infer_data_loader = DataLoader(infer_dataset,
shuffle=False,
num_workers=args.num_workers,
pin_memory=True)
val_json = json.load(
open(os.path.join(VOC2012_JSON_FOLDER, 'pascal_val2012.json')))
# Do not use this file for evaluation!
coco_output = {}
coco_output["images"] = []
coco_output["annotations"] = []
coco_output['categories'] = val_json['categories']
coco_output['type'] = val_json['type']
for iter, pack in tqdm(enumerate(infer_data_loader),
total=len(infer_dataset)):
img_name = pack['name'][0]
img_id = int(img_name[:4] + img_name[5:])
img_size = pack['img'].shape[2:]
image_info = pycococreatortools.create_image_info(
img_id, img_name + ".jpg", (img_size[1], img_size[0]))
coco_output["images"].append(image_info)
ann = np.load(os.path.join(args.ins_seg_out_dir, img_name) + '.npy',
allow_pickle=True).item()
instance_id = 1
for score, mask, class_id in zip(ann['score'], ann['mask'],
ann['class']):
if score < 1e-5:
continue
category_info = {'id': class_id, 'is_crowd': False}
annotation_info = pycococreatortools.create_annotation_info(
instance_id,
img_id,
category_info,
mask,
img_size[::-1],
tolerance=0)
instance_id += 1
coco_output['annotations'].append(annotation_info)
with open('voc2012_train_custom.json', 'w') as outfile:
json.dump(coco_output, outfile)
def run(args):
assert args.voc12_root is not None
assert args.train_list is not None
assert args.ir_label_out_dir is not None
assert args.cam_out_dir is not None
dataset = dataloader.VOC12ImageDataset(args.train_list,
voc12_root=args.voc12_root,
img_normal=None,
to_torch=False)
dataset = torchutils.split_dataset(dataset, args.num_workers)
print('[ ', end='')
multiprocessing.spawn(_work,
nprocs=args.num_workers,
args=(dataset, args),
join=True)
print(']')
import os
import numpy as np
from torch.utils.data import DataLoader
from wsl_survey.base.nets.networks import load_network
from wsl_survey.segmentation.irn.voc12 import dataloader
train_dataset = dataloader.VOC12ImageDataset(
"data/voc12/train_aug.txt",
voc12_root='./datasets/voc2012/VOCdevkit/VOC2012/',
resize_long=(229, 229))
train_data_loader = DataLoader(train_dataset,
batch_size=1,
shuffle=True,
num_workers=1,
pin_memory=True,
drop_last=True)
model_ft, _ = load_network('resnet152',
pretrained=True,
finetune=False,
image_size=299,
return_backbone=True)
model_ft.eval()
features = []
counter = 0
for pack in train_data_loader:
img = pack['img']
img_name = pack['name'][0]
y = model_ft(img)
def run(args):
assert args.voc12_root is not None
assert args.class_label_dict_path is not None
assert args.train_list is not None
assert args.ir_label_out_dir is not None
assert args.infer_list is not None
assert args.irn_network is not None
assert args.irn_network_module is not None
path_index = indexing.PathIndex(radius=10,
default_size=(args.irn_crop_size // 4,
args.irn_crop_size // 4))
model = getattr(importlib.import_module(args.irn_network_module),
args.irn_network + 'AffinityDisplacementLoss')(path_index)
train_dataset = dataloader.VOC12AffinityDataset(
args.train_list,
label_dir=args.ir_label_out_dir,
voc12_root=args.voc12_root,
indices_from=path_index.src_indices,
indices_to=path_index.dst_indices,
hor_flip=True,
crop_size=args.irn_crop_size,
crop_method="random",
rescale=(0.5, 1.5))
train_data_loader = DataLoader(train_dataset,
batch_size=args.irn_batch_size,
shuffle=True,
num_workers=args.num_workers,
pin_memory=True,
drop_last=True)
max_step = (len(train_dataset) //
args.irn_batch_size) * args.irn_num_epoches
param_groups = model.trainable_parameters()
optimizer = torchutils.PolyOptimizer([{
'params': param_groups[0],
'lr': 1 * args.irn_learning_rate,
'weight_decay': args.irn_weight_decay
}, {
'params': param_groups[1],
'lr': 10 * args.irn_learning_rate,
'weight_decay': args.irn_weight_decay
}],
lr=args.irn_learning_rate,
weight_decay=args.irn_weight_decay,
max_step=max_step)
if use_gpu:
model = torch.nn.DataParallel(model).cuda()
model.train()
avg_meter = pyutils.AverageMeter()
timer = pyutils.Timer()
for ep in range(args.irn_num_epoches):
print('Epoch %d/%d' % (ep + 1, args.irn_num_epoches))
for iter, pack in tqdm(enumerate(train_data_loader),
total=len(train_dataset) //
args.irn_batch_size):
img = pack['img']
bg_pos_label = pack['aff_bg_pos_label']
fg_pos_label = pack['aff_fg_pos_label']
neg_label = pack['aff_neg_label']
if use_gpu:
img = img.cuda(non_blocking=True)
bg_pos_label = bg_pos_label.cuda(non_blocking=True)
fg_pos_label = fg_pos_label.cuda(non_blocking=True)
neg_label = neg_label.cuda(non_blocking=True)
pos_aff_loss, neg_aff_loss, dp_fg_loss, dp_bg_loss = model(
img, True)
bg_pos_aff_loss = torch.sum(
bg_pos_label * pos_aff_loss) / (torch.sum(bg_pos_label) + 1e-5)
fg_pos_aff_loss = torch.sum(
fg_pos_label * pos_aff_loss) / (torch.sum(fg_pos_label) + 1e-5)
pos_aff_loss = bg_pos_aff_loss / 2 + fg_pos_aff_loss / 2
neg_aff_loss = torch.sum(
neg_label * neg_aff_loss) / (torch.sum(neg_label) + 1e-5)
dp_fg_loss = torch.sum(dp_fg_loss * torch.unsqueeze(
fg_pos_label, 1)) / (2 * torch.sum(fg_pos_label) + 1e-5)
dp_bg_loss = torch.sum(dp_bg_loss * torch.unsqueeze(
bg_pos_label, 1)) / (2 * torch.sum(bg_pos_label) + 1e-5)
avg_meter.add({
'loss1': pos_aff_loss.item(),
'loss2': neg_aff_loss.item(),
'loss3': dp_fg_loss.item(),
'loss4': dp_bg_loss.item()
})
total_loss = (pos_aff_loss + neg_aff_loss) / 2 + (dp_fg_loss +
dp_bg_loss) / 2
optimizer.zero_grad()
total_loss.backward()
optimizer.step()
if (optimizer.global_step - 1) % 50 == 0:
timer.update_progress(optimizer.global_step / max_step)
print('step:%5d/%5d' % (optimizer.global_step - 1, max_step),
'loss:%.4f %.4f %.4f %.4f' %
(avg_meter.pop('loss1'), avg_meter.pop('loss2'),
avg_meter.pop('loss3'), avg_meter.pop('loss4')),
'imps:%.1f' % ((iter + 1) * args.irn_batch_size /
timer.get_stage_elapsed()),
'lr: %.4f' % (optimizer.param_groups[0]['lr']),
'etc:%s' % (timer.str_estimated_complete()),
flush=True)
else:
timer.reset_stage()
infer_dataset = dataloader.VOC12ImageDataset(args.infer_list,
voc12_root=args.voc12_root,
crop_size=args.irn_crop_size,
crop_method="top_left")
infer_data_loader = DataLoader(infer_dataset,
batch_size=args.irn_batch_size,
shuffle=False,
num_workers=args.num_workers,
pin_memory=True,
drop_last=True)
model.eval()
print('Analyzing displacements mean ... ', end='')
dp_mean_list = []
with torch.no_grad():
for iter, pack in tqdm(enumerate(infer_data_loader),
total=len(infer_dataset) //
args.irn_batch_size):
img = pack['img']
if use_gpu:
img = img.cuda(non_blocking=True)
aff, dp = model(img, False)
dp_mean_list.append(torch.mean(dp, dim=(0, 2, 3)).cpu())
try:
model.module.mean_shift.running_mean = torch.mean(
torch.stack(dp_mean_list), dim=0)
except:
model.mean_shift.running_mean = torch.mean(
torch.stack(dp_mean_list), dim=0)
print('done.')
try:
state_dict = model.module.state_dict()
except:
state_dict = model.state_dict()
torch.save(state_dict, args.irn_weights_name)
if use_gpu:
torch.cuda.empty_cache()