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cocoval_gtclsjson_generation.py
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cocoval_gtclsjson_generation.py
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# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
import argparse
import datetime
import json
import random
import time
from pathlib import Path
# Copyright (c) Facebook, Inc. and its affiliates. All Rights Reserved
import argparse
import datetime
import json
import random
import time
from pathlib import Path
import os
import numpy as np
import torch
import torch.nn as nn
from torch.utils.data import DataLoader, DistributedSampler
import datasets
import util.misc as utils
from models import build_model as build_yolos_model
from datasets import build_dataset, get_coco_api_from_dataset
# from timm.scheduler import create_scheduler
# from new_models import build_model
from util.scheduler import create_scheduler
from datasets.coco_eval import CocoEvaluator
from util import box_ops
import torch.nn.functional as F
@torch.no_grad()
def get_val_json(data_loader, base_ds, device, output_dir, args):
jdict = []
for samples, targets in data_loader:
# samples = samples.to(device)
# import pdb;pdb.set_trace()
targets = [{k: v for k, v in t.items()} for t in targets]
for target in targets:
labels = target['labels'].tolist()
for label in labels:
jdict.append({'category_id': int(label)})
output_json = os.path.join(output_dir, "coco-valsplit-cls-dist.json")
with open(output_json, 'w') as f:
json.dump(jdict, f)
# for target, output in zip(targets, results):
# jdict
print("%s done" % output_json)
return
def get_args_parser():
parser = argparse.ArgumentParser('Set YOLOS', add_help=False)
parser.add_argument('--lr', default=1e-4, type=float)
parser.add_argument('--lr_backbone', default=1e-5, type=float)
parser.add_argument('--batch_size', default=2, type=int)
parser.add_argument('--weight_decay', default=1e-4, type=float)
parser.add_argument('--epochs', default=150, type=int)
parser.add_argument('--eval_size', default=800, type=int)
parser.add_argument('--clip_max_norm', default=0.1, type=float,
help='gradient clipping max norm')
# scheduler
# Learning rate schedule parameters
parser.add_argument('--sched', default='warmupcos', type=str, metavar='SCHEDULER',
help='LR scheduler (default: "step", options:"step", "warmupcos"')
## step
parser.add_argument('--lr_drop', default=100, type=int)
## warmupcosine
# parser.add_argument('--lr-noise', type=float, nargs='+', default=None, metavar='pct, pct',
# help='learning rate noise on/off epoch percentages')
# parser.add_argument('--lr-noise-pct', type=float, default=0.67, metavar='PERCENT',
# help='learning rate noise limit percent (default: 0.67)')
# parser.add_argument('--lr-noise-std', type=float, default=1.0, metavar='STDDEV',
# help='learning rate noise std-dev (default: 1.0)')
parser.add_argument('--warmup-lr', type=float, default=1e-6, metavar='LR',
help='warmup learning rate (default: 1e-6)')
parser.add_argument('--min-lr', type=float, default=1e-7, metavar='LR',
help='lower lr bound for cyclic schedulers that hit 0 (1e-5)')
parser.add_argument('--warmup-epochs', type=int, default=0, metavar='N',
help='epochs to warmup LR, if scheduler supports')
parser.add_argument('--decay-rate', '--dr', type=float, default=0.1, metavar='RATE',
help='LR decay rate (default: 0.1)')
# * model setting
parser.add_argument("--det_token_num", default=100, type=int,
help="Number of det token in the deit backbone")
parser.add_argument('--backbone_name', default='tiny', type=str,
help="Name of the deit backbone to use")
parser.add_argument('--pre_trained', default='',
help="set imagenet pretrained model path if not train yolos from scatch")
parser.add_argument('--init_pe_size', nargs='+', type=int,
help="init pe size (h,w)")
parser.add_argument('--mid_pe_size', nargs='+', type=int,
help="mid pe size (h,w)")
# * Matcher
parser.add_argument('--set_cost_class', default=1, type=float,
help="Class coefficient in the matching cost")
parser.add_argument('--set_cost_bbox', default=5, type=float,
help="L1 box coefficient in the matching cost")
parser.add_argument('--set_cost_giou', default=2, type=float,
help="giou box coefficient in the matching cost")
# * Loss coefficients
parser.add_argument('--dice_loss_coef', default=1, type=float)
parser.add_argument('--bbox_loss_coef', default=5, type=float)
parser.add_argument('--giou_loss_coef', default=2, type=float)
parser.add_argument('--eos_coef', default=0.1, type=float,
help="Relative classification weight of the no-object class")
# dataset parameters
parser.add_argument('--dataset_file', default='coco')
parser.add_argument('--coco_path', type=str)
parser.add_argument('--coco_panoptic_path', type=str)
parser.add_argument('--remove_difficult', action='store_true')
parser.add_argument('--output_dir', default='',
help='path where to save, empty for no saving')
parser.add_argument('--device', default='cuda',
help='device to use for training / testing')
parser.add_argument('--seed', default=42, type=int)
parser.add_argument('--resume', default='', help='resume from checkpoint')
parser.add_argument('--start_epoch', default=0, type=int, metavar='N',
help='start epoch')
parser.add_argument('--eval', action='store_true')
parser.add_argument('--num_workers', default=2, type=int)
# distributed training parameters
parser.add_argument('--world_size', default=1, type=int,
help='number of distributed processes')
parser.add_argument('--dist_url', default='env://', help='url used to set up distributed training')
return parser
def main(args):
utils.init_distributed_mode(args)
# print("git:\n {}\n".format(utils.get_sha()))
print(args)
device = torch.device(args.device)
# fix the seed for reproducibility
seed = args.seed + utils.get_rank()
torch.manual_seed(seed)
np.random.seed(seed)
random.seed(seed)
# import pdb;pdb.set_trace()
dataset_train = build_dataset(image_set='train', args=args)
dataset_val = build_dataset(image_set='val', args=args)
# import pdb;pdb.set_trace()
if args.distributed:
sampler_train = DistributedSampler(dataset_train)
sampler_val = DistributedSampler(dataset_val, shuffle=False)
else:
sampler_train = torch.utils.data.RandomSampler(dataset_train)
sampler_val = torch.utils.data.SequentialSampler(dataset_val)
batch_sampler_train = torch.utils.data.BatchSampler(
sampler_train, args.batch_size, drop_last=True)
data_loader_train = DataLoader(dataset_train, batch_sampler=batch_sampler_train,
collate_fn=utils.collate_fn, num_workers=args.num_workers)
data_loader_val = DataLoader(dataset_val, args.batch_size, sampler=sampler_val,
drop_last=False, collate_fn=utils.collate_fn, num_workers=args.num_workers)
base_ds = get_coco_api_from_dataset(dataset_val)
output_dir = Path(args.output_dir)
get_val_json(data_loader_val, base_ds, device, args.output_dir, args)
return
if __name__ == '__main__':
parser = argparse.ArgumentParser('Get YOLOS pred json file', parents=[get_args_parser()])
args = parser.parse_args()
if args.output_dir:
Path(args.output_dir).mkdir(parents=True, exist_ok=True)
main(args)