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NAS-sharing-parameters support 3 datasets / update ops / update pypi

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D-X-Y
2020-01-11 00:19:58 +11:00
parent 96152a9904
commit c66afa4df8
17 changed files with 192 additions and 153 deletions
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2
LICENSE.md
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@@ -1,6 +1,6 @@
MIT License
Copyright (c) 2019 Xuanyi Dong (GitHub: https://github.com/D-X-Y)
Copyright (c) 2018-2020 Xuanyi Dong (GitHub: https://github.com/D-X-Y)
Permission is hereby granted, free of charge, to any person obtaining a copy
of this software and associated documentation files (the "Software"), to deal

18
NAS-Bench-102.md
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@@ -12,6 +12,10 @@ In this Markdown file, we provide:
Note: please use `PyTorch >= 1.2.0` and `Python >= 3.6.0`.
Simply type `pip install nas-bench-102` to install our api.
If you have any questions or issues, please post it at [here](https://github.com/D-X-Y/NAS-Projects/issues) or email me.
### Preparation and Download
The benchmark file of NAS-Bench-102 can be downloaded from [Google Drive](https://drive.google.com/open?id=1SKW0Cu0u8-gb18zDpaAGi0f74UdXeGKs) or [Baidu-Wangpan (code:6u5d)](https://pan.baidu.com/s/1CiaNH6C12zuZf7q-Ilm09w).
@@ -179,3 +183,17 @@ If researchers can provide better results with different hyper-parameters, we ar
- [8] `bash ./scripts-search/algos/Random.sh -1`
- [9] `bash ./scripts-search/algos/REINFORCE.sh -1`
- [10] `bash ./scripts-search/algos/BOHB.sh -1`
# Citation
If you find that NAS-Bench-102 helps your research, please consider citing it:
```
@inproceedings{dong2020nasbench102,
title = {NAS-Bench-102: Extending the Scope of Reproducible Neural Architecture Search},
author = {Dong, Xuanyi and Yang, Yi},
booktitle = {International Conference on Learning Representations (ICLR)},
year = {2020}
}
```

2
README.md
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@@ -34,6 +34,8 @@ We build a new benchmark for neural architecture search, please see more details
The benchmark data file (v1.0) is `NAS-Bench-102-v1_0-e61699.pth`, which can be downloaded from [Google Drive](https://drive.google.com/open?id=1SKW0Cu0u8-gb18zDpaAGi0f74UdXeGKs).
Now you can simply use our API by `pip install nas-bench-102`.
## [Network Pruning via Transformable Architecture Search](https://arxiv.org/abs/1905.09717)
[![PWC](https://img.shields.io/endpoint.svg?url=https://paperswithcode.com/badge/network-pruning-via-transformable/network-pruning-on-cifar-100)](https://paperswithcode.com/sota/network-pruning-on-cifar-100?p=network-pruning-via-transformable)

28
exps/NAS-Bench-102/dist-setup.py Normal file
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@@ -0,0 +1,28 @@
import os
from setuptools import setup
def read(fname='README.md'):
with open(os.path.join(os.path.dirname(__file__), fname), encoding='utf-8') as cfile:
return cfile.read()
setup(
name = "nas_bench_102",
version = "1.0",
author = "Xuanyi Dong",
author_email = "dongxuanyi888@gmail.com",
description = "API for NAS-Bench-102 (a benchmark for neural architecture search).",
license = "MIT",
keywords = "NAS Dataset API DeepLearning",
url = "https://github.com/D-X-Y/NAS-Projects",
packages=['nas_102_api'],
long_description=read('README.md'),
long_description_content_type='text/markdown',
classifiers=[
"Programming Language :: Python",
"Topic :: Database",
"Topic :: Scientific/Engineering :: Artificial Intelligence",
"License :: OSI Approved :: MIT License",
],
)

10
exps/NAS-Bench-102/main.py
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@@ -1,8 +1,8 @@
##################################################
# NAS-Bench-102 ##################################
##################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2019 #
##################################################
###############################################################
# NAS-Bench-102, ICLR 2020 (https://arxiv.org/abs/2001.00326) #
###############################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2019-2020 #
###############################################################
import os, sys, time, torch, random, argparse
from PIL import ImageFile
ImageFile.LOAD_TRUNCATED_IMAGES = True

32
exps/algos/DARTS-V1.py
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@@ -12,7 +12,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config, configure2str
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -107,35 +107,7 @@ def main(xargs):
train_data, valid_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
#config_path = 'configs/nas-benchmark/algos/DARTS.config'
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
if xargs.dataset == 'cifar10':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid # search over the proposed training and validation set
logger.log('Load split file from {:}'.format(split_Fpath)) # they are two disjoint groups in the original CIFAR-10 training set
# To split data
train_data_v2 = deepcopy(train_data)
train_data_v2.transform = valid_data.transform
valid_data = train_data_v2
search_data = SearchDataset(xargs.dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data , batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=xargs.workers, pin_memory=True)
elif xargs.dataset == 'cifar100':
cifar100_test_split = load_config('configs/nas-benchmark/cifar100-test-split.txt', None, None)
search_train_data = train_data
search_valid_data = deepcopy(valid_data) ; search_valid_data.transform = train_data.transform
search_data = SearchDataset(xargs.dataset, [search_train_data,search_valid_data], list(range(len(search_train_data))), cifar100_test_split.xvalid)
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data , batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(cifar100_test_split.xvalid), num_workers=xargs.workers, pin_memory=True)
elif xargs.dataset == 'ImageNet16-120':
imagenet_test_split = load_config('configs/nas-benchmark/imagenet-16-120-test-split.txt', None, None)
search_train_data = train_data
search_valid_data = deepcopy(valid_data) ; search_valid_data.transform = train_data.transform
search_data = SearchDataset(xargs.dataset, [search_train_data,search_valid_data], list(range(len(search_train_data))), imagenet_test_split.xvalid)
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data , batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(imagenet_test_split.xvalid), num_workers=xargs.workers, pin_memory=True)
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
search_loader, _, valid_loader = get_nas_search_loaders(train_data, valid_data, xargs.dataset, 'configs/nas-benchmark/', config.batch_size, xargs.workers)
logger.log('||||||| {:10s} ||||||| Search-Loader-Num={:}, Valid-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(search_loader), len(valid_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))

24
exps/algos/DARTS-V2.py
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@@ -12,7 +12,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config, configure2str
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -169,28 +169,8 @@ def main(xargs):
logger = prepare_logger(args)
train_data, valid_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
if xargs.dataset == 'cifar10' or xargs.dataset == 'cifar100':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
elif xargs.dataset.startswith('ImageNet16'):
split_Fpath = 'configs/nas-benchmark/{:}-split.txt'.format(xargs.dataset)
imagenet16_split = load_config(split_Fpath, None, None)
train_split, valid_split = imagenet16_split.train, imagenet16_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
#config_path = 'configs/nas-benchmark/algos/DARTS.config'
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
# To split data
train_data_v2 = deepcopy(train_data)
train_data_v2.transform = valid_data.transform
valid_data = train_data_v2
search_data = SearchDataset(xargs.dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data, batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=xargs.workers, pin_memory=True)
search_loader, _, valid_loader = get_nas_search_loaders(train_data, valid_data, xargs.dataset, 'configs/nas-benchmark/', config.batch_size, xargs.workers)
logger.log('||||||| {:10s} ||||||| Search-Loader-Num={:}, Valid-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(search_loader), len(valid_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))

27
exps/algos/ENAS.py
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@@ -10,7 +10,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config, configure2str
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -184,29 +184,14 @@ def main(xargs):
logger = prepare_logger(args)
train_data, test_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
assert xargs.dataset == 'cifar10', 'currently only support CIFAR-10'
if xargs.dataset == 'cifar10' or xargs.dataset == 'cifar100':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
elif xargs.dataset.startswith('ImageNet16'):
split_Fpath = 'configs/nas-benchmark/{:}-split.txt'.format(xargs.dataset)
imagenet16_split = load_config(split_Fpath, None, None)
train_split, valid_split = imagenet16_split.train, imagenet16_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
logger.log('use config from : {:}'.format(xargs.config_path))
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
logger.log('config: {:}'.format(config))
# To split data
train_data_v2 = deepcopy(train_data)
train_data_v2.transform = test_data.transform
valid_data = train_data_v2
_, train_loader, valid_loader = get_nas_search_loaders(train_data, test_data, xargs.dataset, 'configs/nas-benchmark/', config.batch_size, xargs.workers)
# since ENAS will train the controller on valid-loader, we need to use train transformation for valid-loader
valid_loader.dataset.transform = deepcopy(train_loader.dataset.transform)
if hasattr(valid_loader.dataset, 'transforms'):
valid_loader.dataset.transforms = deepcopy(train_loader.dataset.transforms)
# data loader
train_loader = torch.utils.data.DataLoader(train_data, batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(train_split), num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data, batch_size=config.batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=xargs.workers, pin_memory=True)
logger.log('||||||| {:10s} ||||||| Train-Loader-Num={:}, Valid-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(train_loader), len(valid_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))

23
exps/algos/GDAS.py
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@@ -12,7 +12,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -80,25 +80,10 @@ def main(xargs):
prepare_seed(xargs.rand_seed)
logger = prepare_logger(args)
train_data, _, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
assert xargs.dataset == 'cifar10', 'currently only support CIFAR-10'
if xargs.dataset == 'cifar10' or xargs.dataset == 'cifar100':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
elif xargs.dataset.startswith('ImageNet16'):
split_Fpath = 'configs/nas-benchmark/{:}-split.txt'.format(xargs.dataset)
imagenet16_split = load_config(split_Fpath, None, None)
train_split, valid_split = imagenet16_split.train, imagenet16_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
train_data, valid_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
#config_path = 'configs/nas-benchmark/algos/GDAS.config'
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
search_data = SearchDataset(xargs.dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
search_loader, _, valid_loader = get_nas_search_loaders(train_data, valid_data, xargs.dataset, 'configs/nas-benchmark/', config.batch_size, xargs.workers)
logger.log('||||||| {:10s} ||||||| Search-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(search_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))
@@ -143,7 +128,7 @@ def main(xargs):
logger.log("=> loading checkpoint of the last-info '{:}' start with {:}-th epoch.".format(last_info, start_epoch))
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch, valid_accuracies, genotypes = 0, {'best': -1}, {}
start_epoch, valid_accuracies, genotypes = 0, {'best': -1}, {-1: search_model.genotype()}
# start training
start_time, search_time, epoch_time, total_epoch = time.time(), AverageMeter(), AverageMeter(), config.epochs + config.warmup

29
exps/algos/RANDOM-NAS.py
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@@ -10,7 +10,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config, configure2str
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -117,32 +117,9 @@ def main(xargs):
logger = prepare_logger(args)
train_data, valid_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
if xargs.dataset == 'cifar10' or xargs.dataset == 'cifar100':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
#elif xargs.dataset.startswith('ImageNet16'):
# # all_indexes = list(range(len(train_data))) ; random.seed(111) ; random.shuffle(all_indexes)
# # train_split, valid_split = sorted(all_indexes[: len(train_data)//2]), sorted(all_indexes[len(train_data)//2 :])
# # imagenet16_split = dict2config({'train': train_split, 'valid': valid_split}, None)
# # _ = configure2str(imagenet16_split, 'temp.txt')
# split_Fpath = 'configs/nas-benchmark/{:}-split.txt'.format(xargs.dataset)
# imagenet16_split = load_config(split_Fpath, None, None)
# train_split, valid_split = imagenet16_split.train, imagenet16_split.valid
# logger.log('Load split file from {:}'.format(split_Fpath))
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
logger.log('config : {:}'.format(config))
# To split data
train_data_v2 = deepcopy(train_data)
train_data_v2.transform = valid_data.transform
valid_data = train_data_v2
search_data = SearchDataset(xargs.dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data, batch_size=config.test_batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=xargs.workers, pin_memory=True)
search_loader, _, valid_loader = get_nas_search_loaders(train_data, valid_data, xargs.dataset, 'configs/nas-benchmark/', \
(config.batch_size, config.test_batch_size), xargs.workers)
logger.log('||||||| {:10s} ||||||| Search-Loader-Num={:}, Valid-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(search_loader), len(valid_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))

29
exps/algos/SETN.py
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@@ -12,7 +12,7 @@ from pathlib import Path
lib_dir = (Path(__file__).parent / '..' / '..' / 'lib').resolve()
if str(lib_dir) not in sys.path: sys.path.insert(0, str(lib_dir))
from config_utils import load_config, dict2config, configure2str
from datasets import get_datasets, SearchDataset
from datasets import get_datasets, get_nas_search_loaders
from procedures import prepare_seed, prepare_logger, save_checkpoint, copy_checkpoint, get_optim_scheduler
from utils import get_model_infos, obtain_accuracy
from log_utils import AverageMeter, time_string, convert_secs2time
@@ -135,29 +135,9 @@ def main(xargs):
logger = prepare_logger(args)
train_data, valid_data, xshape, class_num = get_datasets(xargs.dataset, xargs.data_path, -1)
assert xargs.dataset == 'cifar10', 'currently only support CIFAR-10'
if xargs.dataset == 'cifar10' or xargs.dataset == 'cifar100':
split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config(split_Fpath, None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
elif xargs.dataset.startswith('ImageNet16'):
split_Fpath = 'configs/nas-benchmark/{:}-split.txt'.format(xargs.dataset)
imagenet16_split = load_config(split_Fpath, None, None)
train_split, valid_split = imagenet16_split.train, imagenet16_split.valid
logger.log('Load split file from {:}'.format(split_Fpath))
else:
raise ValueError('invalid dataset : {:}'.format(xargs.dataset))
#config_path = 'configs/nas-benchmark/algos/SETN.config'
config = load_config(xargs.config_path, {'class_num': class_num, 'xshape': xshape}, logger)
# To split data
train_data_v2 = deepcopy(train_data)
train_data_v2.transform = valid_data.transform
valid_data = train_data_v2
search_data = SearchDataset(xargs.dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=config.batch_size, shuffle=True , num_workers=xargs.workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data, batch_size=config.test_batch_size, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=xargs.workers, pin_memory=True)
search_loader, _, valid_loader = get_nas_search_loaders(train_data, valid_data, xargs.dataset, 'configs/nas-benchmark/', \
(config.batch_size, config.test_batch_size), xargs.workers)
logger.log('||||||| {:10s} ||||||| Search-Loader-Num={:}, Valid-Loader-Num={:}, batch size={:}'.format(xargs.dataset, len(search_loader), len(valid_loader), config.batch_size))
logger.log('||||||| {:10s} ||||||| Config={:}'.format(xargs.dataset, config))
@@ -202,7 +182,8 @@ def main(xargs):
logger.log("=> loading checkpoint of the last-info '{:}' start with {:}-th epoch.".format(last_info, start_epoch))
else:
logger.log("=> do not find the last-info file : {:}".format(last_info))
start_epoch, valid_accuracies, genotypes = 0, {'best': -1}, {}
init_genotype, _ = get_best_arch(valid_loader, network, xargs.select_num)
start_epoch, valid_accuracies, genotypes = 0, {'best': -1}, {-1: init_genotype}
# start training
start_time, search_time, epoch_time, total_epoch = time.time(), AverageMeter(), AverageMeter(), config.epochs + config.warmup

2
lib/datasets/__init__.py
View File

@@ -1,5 +1,5 @@
##################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2019 #
##################################################
from .get_dataset_with_transform import get_datasets
from .get_dataset_with_transform import get_datasets, get_nas_search_loaders
from .SearchDatasetWrap import SearchDataset

45
lib/datasets/get_dataset_with_transform.py
View File

@@ -6,8 +6,12 @@ import os.path as osp
import numpy as np
import torchvision.datasets as dset
import torchvision.transforms as transforms
from copy import deepcopy
from PIL import Image
from .DownsampledImageNet import ImageNet16
from .SearchDatasetWrap import SearchDataset
from config_utils import load_config
Dataset2Class = {'cifar10' : 10,
@@ -177,6 +181,47 @@ def get_datasets(name, root, cutout):
class_num = Dataset2Class[name]
return train_data, test_data, xshape, class_num
def get_nas_search_loaders(train_data, valid_data, dataset, config_root, batch_size, workers):
if isinstance(batch_size, (list,tuple)):
batch, test_batch = batch_size
else:
batch, test_batch = batch_size, batch_size
if dataset == 'cifar10':
#split_Fpath = 'configs/nas-benchmark/cifar-split.txt'
cifar_split = load_config('{:}/cifar-split.txt'.format(config_root), None, None)
train_split, valid_split = cifar_split.train, cifar_split.valid # search over the proposed training and validation set
#logger.log('Load split file from {:}'.format(split_Fpath)) # they are two disjoint groups in the original CIFAR-10 training set
# To split data
xvalid_data = deepcopy(train_data)
if hasattr(xvalid_data, 'transforms'): # to avoid a print issue
xvalid_data.transforms = valid_data.transform
xvalid_data.transform = deepcopy( valid_data.transform )
search_data = SearchDataset(dataset, train_data, train_split, valid_split)
# data loader
search_loader = torch.utils.data.DataLoader(search_data, batch_size=batch, shuffle=True , num_workers=workers, pin_memory=True)
train_loader = torch.utils.data.DataLoader(train_data , batch_size=batch, sampler=torch.utils.data.sampler.SubsetRandomSampler(train_split), num_workers=workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(xvalid_data, batch_size=test_batch, sampler=torch.utils.data.sampler.SubsetRandomSampler(valid_split), num_workers=workers, pin_memory=True)
elif dataset == 'cifar100':
cifar100_test_split = load_config('{:}/cifar100-test-split.txt'.format(config_root), None, None)
search_train_data = train_data
search_valid_data = deepcopy(valid_data) ; search_valid_data.transform = train_data.transform
search_data = SearchDataset(dataset, [search_train_data,search_valid_data], list(range(len(search_train_data))), cifar100_test_split.xvalid)
search_loader = torch.utils.data.DataLoader(search_data, batch_size=batch, shuffle=True , num_workers=workers, pin_memory=True)
train_loader = torch.utils.data.DataLoader(train_data , batch_size=batch, shuffle=True , num_workers=workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data , batch_size=test_batch, sampler=torch.utils.data.sampler.SubsetRandomSampler(cifar100_test_split.xvalid), num_workers=workers, pin_memory=True)
elif dataset == 'ImageNet16-120':
imagenet_test_split = load_config('{:}/imagenet-16-120-test-split.txt'.format(config_root), None, None)
search_train_data = train_data
search_valid_data = deepcopy(valid_data) ; search_valid_data.transform = train_data.transform
search_data = SearchDataset(dataset, [search_train_data,search_valid_data], list(range(len(search_train_data))), imagenet_test_split.xvalid)
search_loader = torch.utils.data.DataLoader(search_data, batch_size=batch, shuffle=True , num_workers=workers, pin_memory=True)
train_loader = torch.utils.data.DataLoader(train_data , batch_size=batch, shuffle=True , num_workers=workers, pin_memory=True)
valid_loader = torch.utils.data.DataLoader(valid_data , batch_size=test_batch, sampler=torch.utils.data.sampler.SubsetRandomSampler(imagenet_test_split.xvalid), num_workers=workers, pin_memory=True)
else:
raise ValueError('invalid dataset : {:}'.format(dataset))
return search_loader, train_loader, valid_loader
#if __name__ == '__main__':
# train_data, test_data, xshape, class_num = dataset = get_datasets('cifar10', '/data02/dongxuanyi/.torch/cifar.python/', -1)
# import pdb; pdb.set_trace()

36
lib/models/cell_operations.py
View File

@@ -13,16 +13,22 @@ OPS = {
'nor_conv_7x7' : lambda C_in, C_out, stride, affine, track_running_stats: ReLUConvBN(C_in, C_out, (7,7), (stride,stride), (3,3), (1,1), affine, track_running_stats),
'nor_conv_3x3' : lambda C_in, C_out, stride, affine, track_running_stats: ReLUConvBN(C_in, C_out, (3,3), (stride,stride), (1,1), (1,1), affine, track_running_stats),
'nor_conv_1x1' : lambda C_in, C_out, stride, affine, track_running_stats: ReLUConvBN(C_in, C_out, (1,1), (stride,stride), (0,0), (1,1), affine, track_running_stats),
'dua_sepc_3x3' : lambda C_in, C_out, stride, affine, track_running_stats: DualSepConv(C_in, C_out, (3,3), (stride,stride), (1,1), (1,1), affine, track_running_stats),
'dua_sepc_5x5' : lambda C_in, C_out, stride, affine, track_running_stats: DualSepConv(C_in, C_out, (5,5), (stride,stride), (2,2), (1,1), affine, track_running_stats),
'dil_sepc_3x3' : lambda C_in, C_out, stride, affine, track_running_stats: SepConv(C_in, C_out, (3,3), (stride,stride), (2,2), (2,2), affine, track_running_stats),
'dil_sepc_5x5' : lambda C_in, C_out, stride, affine, track_running_stats: SepConv(C_in, C_out, (5,5), (stride,stride), (4,4), (2,2), affine, track_running_stats),
'skip_connect' : lambda C_in, C_out, stride, affine, track_running_stats: Identity() if stride == 1 and C_in == C_out else FactorizedReduce(C_in, C_out, stride, affine, track_running_stats),
}
CONNECT_NAS_BENCHMARK = ['none', 'skip_connect', 'nor_conv_3x3']
NAS_BENCH_102 = ['none', 'skip_connect', 'nor_conv_1x1', 'nor_conv_3x3', 'avg_pool_3x3']
DARTS_SPACE = ['none', 'skip_connect', 'dua_sepc_3x3', 'dua_sepc_5x5', 'dil_sepc_3x3', 'dil_sepc_5x5', 'avg_pool_3x3', 'max_pool_3x3']
SearchSpaceNames = {'connect-nas' : CONNECT_NAS_BENCHMARK,
'aa-nas' : NAS_BENCH_102,
'nas-bench-102': NAS_BENCH_102,
'full' : sorted(list(OPS.keys()))}
'darts' : DARTS_SPACE}
#'full' : sorted(list(OPS.keys()))}
class ReLUConvBN(nn.Module):
@@ -39,6 +45,34 @@ class ReLUConvBN(nn.Module):
return self.op(x)
class SepConv(nn.Module):
def __init__(self, C_in, C_out, kernel_size, stride, padding, dilation, affine, track_running_stats=True):
super(SepConv, self).__init__()
self.op = nn.Sequential(
nn.ReLU(inplace=False),
nn.Conv2d(C_in, C_in, kernel_size=kernel_size, stride=stride, padding=padding, dilation=dilation, groups=C_in, bias=False),
nn.Conv2d(C_in, C_out, kernel_size=1, padding=0, bias=False),
nn.BatchNorm2d(C_out, affine=affine, track_running_stats=track_running_stats),
)
def forward(self, x):
return self.op(x)
class DualSepConv(nn.Module):
def __init__(self, C_in, C_out, kernel_size, stride, padding, dilation, affine, track_running_stats=True):
super(DualSepConv, self).__init__()
self.op_a = SepConv(C_in, C_in , kernel_size, stride, padding, dilation, affine, track_running_stats)
self.op_b = SepConv(C_in, C_out, kernel_size, 1, padding, dilation, affine, track_running_stats)
def forward(self, x):
x = self.op_a(x)
x = self.op_b(x)
return x
class ResNetBasicblock(nn.Module):
def __init__(self, inplanes, planes, stride, affine=True):

2
lib/nas_102_api/__init__.py
View File

@@ -3,3 +3,5 @@
##################################################
from .api import NASBench102API
from .api import ArchResults, ResultsCount
NAS_BENCH_102_API_VERSION="v1.0"

10
lib/nas_102_api/api.py
View File

@@ -1,8 +1,12 @@
##################################################
# Copyright (c) Xuanyi Dong [GitHub D-X-Y], 2019 #
#################################################################################
# NAS-Bench-102: Extending the Scope of Reproducible Neural Architecture Search #
#################################################################################
############################################################################################
# NAS-Bench-102: Extending the Scope of Reproducible Neural Architecture Search, ICLR 2020 #
############################################################################################
# NAS-Bench-102-v1_0-e61699.pth : 6219 architectures are trained once, 1621 architectures are trained twice, 7785 architectures are trained three times. `LESS` only supports CIFAR10-VALID.
#
#
#
import os, sys, copy, random, torch, numpy as np
from collections import OrderedDict, defaultdict

26
scripts-search/NAS-Bench-102/build.sh Normal file
View File

@@ -0,0 +1,26 @@
#!/bin/bash
# bash scripts-search/NAS-Bench-102/build.sh
echo script name: $0
echo $# arguments
if [ "$#" -ne 0 ] ;then
echo "Input illegal number of parameters " $#
echo "Need 0 parameters"
exit 1
fi
save_dir=./output/nas_bench_102_package
echo "Prepare to build the package in ${save_dir}"
rm -rf ${save_dir}
mkdir -p ${save_dir}
#cp NAS-Bench-102.md ${save_dir}/README.md
sed '125,187d' NAS-Bench-102.md > ${save_dir}/README.md
cp LICENSE.md ${save_dir}/LICENSE.md
cp -r lib/nas_102_api ${save_dir}/
rm -rf ${save_dir}/nas_102_api/__pycache__
cp exps/NAS-Bench-102/dist-setup.py ${save_dir}/setup.py
cd ${save_dir}
# python setup.py sdist bdist_wheel
# twine upload --repository-url https://test.pypi.org/legacy/ dist/*
# twine upload dist/*