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config/usb_cv/fullysupervised/fullysupervised_agedb_122_0.yaml
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algorithm: fullysupervised | ||
save_dir: ./saved_models/usb_cv/ | ||
save_name: fullysupervised_agedb_122_0 | ||
resume: False | ||
load_path: ./saved_models/usb_cv//fullysupervised_agedb_122_0/latest_model.pth | ||
overwrite: True | ||
use_tensorboard: True | ||
use_wandb: False | ||
epoch: 200 | ||
num_train_iter: 204800 | ||
num_log_iter: 256 | ||
num_eval_iter: 2048 | ||
batch_size: 32 | ||
eval_batch_size: 64 | ||
num_warmup_iter: 5120 | ||
num_labels: 122 | ||
uratio: 1 | ||
ema_m: 0.0 | ||
img_size: 224 | ||
crop_ratio: 0.875 | ||
optim: AdamW | ||
lr: 0.001 | ||
layer_decay: 0.65 | ||
momentum: 0.9 | ||
weight_decay: 0.0005 | ||
amp: False | ||
clip: 0.0 | ||
use_cat: True | ||
net: vit_small_patch16_224 | ||
net_from_name: False | ||
data_dir: ./data/ | ||
dataset: agedb | ||
train_sampler: RandomSampler | ||
num_classes: 1 | ||
loss_type: 'l1_loss' | ||
num_workers: 4 | ||
seed: 0 | ||
world_size: 1 | ||
rank: 0 | ||
multiprocessing_distributed: True | ||
dist_url: tcp://127.0.0.1:10021 | ||
dist_backend: nccl | ||
gpu: None | ||
use_pretrain: True | ||
pretrain_path: https://github.com/microsoft/Semi-supervised-learning/releases/download/v.0.0.0/vit_small_patch16_224_mlp_im_1k_224.pth | ||
find_unused_parameters: False |
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# Copyright (c) Microsoft Corporation. | ||
# Licensed under the MIT License. | ||
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import os | ||
import json | ||
import torchvision | ||
import numpy as np | ||
import math | ||
import pandas as pd | ||
from PIL import Image | ||
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from torchvision import transforms | ||
from .datasetbase import BasicDataset | ||
from semilearn.datasets.augmentation import RandAugment, RandomResizedCropAndInterpolation | ||
from semilearn.datasets.utils import split_ssl_data | ||
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class AgeDBIDataset(BasicDataset): | ||
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def __init__(self, | ||
alg, | ||
data, | ||
targets=None, | ||
num_classes=None, | ||
transform=None, | ||
is_ulb=False, | ||
strong_transform=None, | ||
onehot=False, | ||
*args, | ||
**kwargs): | ||
super(AgeDBIDataset, self).__init__(alg=alg, data=data, targets=targets, num_classes=num_classes, | ||
transform=transform, is_ulb=is_ulb, strong_transform=strong_transform, onehot=onehot, *args, **kwargs) | ||
self.data_dir = kwargs.get('data_dir', '') | ||
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def __sample__(self, idx): | ||
img = Image.open(os.path.join(self.data_dir, self.data[idx])).convert('RGB') | ||
label = np.asarray([self.targets[idx]]).astype('float32') | ||
return img, label | ||
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def get_agedb(args, alg, name=None, num_labels=1000, num_classes=1, data_dir='./data', include_lb_to_ulb=True): | ||
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data_dir = os.path.join(data_dir, 'agedb') | ||
df = pd.read_csv(os.path.join(data_dir, "agedb.csv")) | ||
df_train, df_val, df_test = df[df['split'] == 'train'], df[df['split'] == 'val'], df[df['split'] == 'test'] | ||
train_labels, train_data = df_train['age'].tolist(), df_train['path'].tolist() | ||
test_labels, test_data = df_test['age'].tolist(), df_test['path'].tolist() | ||
# print(df_train['age'].shape, df_test['age'].shape) # (12208,) (2140,) | ||
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imgnet_mean = (0.485, 0.456, 0.406) | ||
imgnet_std = (0.229, 0.224, 0.225) | ||
img_size = args.img_size | ||
crop_ratio = args.crop_ratio | ||
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transform_weak = transforms.Compose([ | ||
transforms.Resize((img_size, img_size)), | ||
transforms.RandomCrop(img_size, padding=16, padding_mode="reflect"), | ||
transforms.RandomHorizontalFlip(), | ||
transforms.ToTensor(), | ||
transforms.Normalize(imgnet_mean, imgnet_std), | ||
]) | ||
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transform_strong = transforms.Compose([ | ||
transforms.Resize(int(math.floor(img_size / crop_ratio))), | ||
RandomResizedCropAndInterpolation((img_size, img_size), scale=(0.2, 1.)), | ||
transforms.RandomHorizontalFlip(), | ||
RandAugment(3, 10), | ||
transforms.ToTensor(), | ||
transforms.Normalize(imgnet_mean, imgnet_std) | ||
]) | ||
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transform_val = transforms.Compose([ | ||
transforms.Resize((img_size, img_size)), | ||
transforms.ToTensor(), | ||
transforms.Normalize(imgnet_mean, imgnet_std), | ||
]) | ||
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lb_data, lb_targets, ulb_data, ulb_targets = split_ssl_data(args, train_data, train_labels, num_classes=1, | ||
lb_num_labels=num_labels, | ||
ulb_num_labels=args.ulb_num_labels, | ||
lb_imbalance_ratio=args.lb_imb_ratio, | ||
ulb_imbalance_ratio=args.ulb_imb_ratio, | ||
include_lb_to_ulb=include_lb_to_ulb) | ||
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if alg == 'fullysupervised': | ||
lb_data = train_data | ||
lb_targets = train_labels | ||
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lb_dset = AgeDBIDataset(alg, lb_data, lb_targets, num_classes, | ||
transform_weak, False, None, False, data_dir=data_dir) | ||
ulb_dset = AgeDBIDataset(alg, ulb_data, ulb_targets, num_classes, | ||
transform_weak, True, transform_strong, False, data_dir=data_dir) | ||
eval_dset = AgeDBIDataset(alg, test_data, test_labels, num_classes, | ||
transform_val, False, None, False, data_dir=data_dir) | ||
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return lb_dset, ulb_dset, eval_dset |