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AA_eval.py
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AA_eval.py
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import torch
from torchvision import models
import torch.nn as nn
from timm.models import create_model
from torchvision import datasets, transforms
import math
import argparse
import os
import sys
sys.path.insert(0,'..')
import json
import robustbench
import numpy as np
from autoattack import AutoAttack
from robustbench.utils import clean_accuracy
from main import BlurPoolConv2d, PREC_DICT, IMAGENET_MEAN, \
IMAGENET_STD
from utils_architecture import normalize_model, get_new_model, interpolate_pos_encoding
from ptflops import get_model_complexity_info
from fvcore.nn import FlopCountAnalysis, flop_count_table, flop_count_str
def sizeof_fmt(num, suffix="Flops"):
for unit in ["", "Ki", "Mi", "G", "T"]:
if abs(num) < 1000.0:
return f"{num:3.3f}{unit}{suffix}"
num /= 1000.0
return f"{num:.1f}Yi{suffix}"
eps_dict = {'imagenet': {'Linf': 4. / 255., 'L2': 2., 'L1': 75.}}
class Logger():
def __init__(self, log_path):
self.log_path = log_path
def log(self, str_to_log, verbose=False):
print(str_to_log)
if not self.log_path is None:
with open(self.log_path, 'a') as f:
f.write(str_to_log)
f.write('\n')
if verbose:
f.flush()
def format(value):
return "%.3f" % value
def makedir(path):
if not os.path.exists(path):
os.makedirs(path)
def get_args_parser():
parser = argparse.ArgumentParser()
parser.add_argument('--batch_size', default=200, type=int)
parser.add_argument('--model', default='convnext_tiny_convmlp_nolayerscale', type=str)
parser.add_argument('--n_ex', type=int, default=5000)
parser.add_argument('--norm', type=str)
parser.add_argument('--eps', type=float)
parser.add_argument('--data_dir', type=str, default='/scratch/fcroce42/ffcv_imagenet_data')
parser.add_argument('--only_clean', action='store_true')
parser.add_argument('--save_imgs', action='store_true')
parser.add_argument('--precision', type=str, default='fp32')
parser.add_argument('--ckpt_path', type=str, default='/scratch/nsingh/ImageNet_Arch/model_2022-12-04 14:36:56_convnext_iso_iso_0_not_orig_0_pre_1_aug_0_adv__50_at_crop_flip/weights_18.pt')
parser.add_argument('--mod', type=str)
parser.add_argument('--model_in', nargs='+')
parser.add_argument('--full_aa', type=int, default=0)
parser.add_argument('--init', type=str)
parser.add_argument('--add_normalization', action='store_true', default=False)
parser.add_argument('--l_norms', type=str)
parser.add_argument('--l_epss', type=str)
parser.add_argument('--get_stats', action='store_true')
parser.add_argument('--use_fixed_val_set', action='store_true', default=False)
parser.add_argument('--img_size', type=int, help='resolution to test the evaluataion for, default: 224', default=224)
parser.add_argument('--not_channel_last', action='store_false')
parser.add_argument('--not-original', type=int, default=1)
parser.add_argument('--updated', action='store_true', help='Patched models?', default=False)
args = parser.parse_args()
return args
def main():
args = get_args_parser()
mods = [args.mod]
nots = [bool(args.not_original)]
args.model_in = ' '.join(args.model_in)
ll = [args.model_in]
args.ckpt_path = args.model_in
data_path = 'patch_to_imagenet_validataion_set'
device = 'cuda'
assert len(mods) == len(nots) == len(ll)
print('using fixed val set')
crop_pct = 0.875
img_size = args.img_size
scale_size = int(math.floor(img_size / crop_pct))
trans = transforms.Compose([
transforms.Resize(
scale_size,
interpolation=transforms.InterpolationMode("bicubic")),
transforms.CenterCrop(img_size),
transforms.ToTensor()
])
x_test_val, y_test_val = robustbench.data.load_imagenet(5000, data_dir=data_path,
transforms_test = trans)
print(f"{args.mod} has resolution : {img_size}")
for idx, modd in enumerate(ll):
args.ckpt_path += "/weights_20.pt"
args.model = mods[idx]
args.not_original = nots[idx]
if not args.ckpt_path is None:
# assert os.path.exists(args.ckpt_path), f'{args.ckpt_path} not found'
args.savedir = '/'.join(args.ckpt_path.split('/')[:-1])
print(args.savedir)
# ep = args.ckpt_path.split('/')[-1].split('.pt')[0]
with open(f'{args.savedir}/params.json', 'r') as f:
params = json.load(f)
args.use_blurpool = params['training.use_blurpool'] == 1
if 'model.add_normalization' in params.keys():
args.add_normalization = params['model.add_normalization'] == 1
args.model = args.model #params['model.arch']
else:
args.savedir = './results/'
makedir(args.savedir)
args.n_cls = 1000
args.num_workers = 1
if not args.eps is None and args.eps > 1 and args.norm == 'Linf':
args.eps /= 255.
device = 'cuda'
arch = args.model
pretrained = False
add_normalization = args.add_normalization
log_path = f'{args.savedir}/evaluated_logs_{args.l_norms}_{args.full_aa}_8_255.txt'
logger = Logger(log_path)
print(f"Creating model: {args.model}")
if not arch.startswith('timm_'):
model = get_new_model(arch, pretrained=False, not_original=args.not_original, updated=args.updated)
else:
try:
model = create_model(arch.replace('timm_', ''), pretrained=pretrained)
except:
model = get_new_model(arch.replace('timm_', ''))
if add_normalization:
print('add normalization layer')
model = normalize_model(model, IMAGENET_MEAN, IMAGENET_STD)
inpp = torch.rand(1, 3, 224, 224)
flops = FlopCountAnalysis(model, inpp)
val = flops.total()
print(sizeof_fmt(int(val)))
print(flop_count_table(flops, max_depth=2))
print(flops.by_operator())
accs = []
best_test_rob = 0.
for i in rann:
ckpt = torch.load(args.savedir + f"/model_file_name.pt", map_location='cpu') #['model']
# print(ckpt.keys())
ckpt = {k.replace('module.', ''): v for k, v in ckpt.items()}
ckpt = {k.replace('base_model.', ''): v for k, v in ckpt.items()}
ckpt = {k.replace('se_', 'se_module.'): v for k, v in ckpt.items()}
model.load_state_dict(ckpt)
model = model.to(device)
model.eval()
acc = clean_accuracy(model, x_test_val, y_test_val, batch_size=args.batch_size,
device=device)
print(f"clean {i} : {acc}")
img_sizer = [img_size, img_size]
if not args.ckpt_path is None:
## change the size of positional embedding in ViT if img_size>224 (training resolution).
if "vit" in arch:
old_shape = ckpt['pos_embed'].shape
ckpt['pos_embed'] = interpolate_pos_encoding(
ckpt['pos_embed'], new_img_size=img_sizer[0],
patch_size=model.patch_embed.patch_size[0])
new_shape = ckpt['pos_embed'].shape
print(old_shape, new_shape)
model.pos_embed = nn.Parameter(torch.zeros(new_shape, device=model.pos_embed.device))
model.patch_embed.img_size = img_sizer
model.patch_embed.num_patches = new_shape[1] - 1
model.patch_embed.grid_size = (
img_sizer[0] // model.patch_embed.patch_size[0],
img_sizer[1] // model.patch_embed.patch_size[1])
model.eval()
str_to_log = ''
logger = Logger(log_path)
logger.log(str_to_log)
all_norms = [args.l_norms] #
#all_norms = ['L2', 'L1', 'Linf']
l_epss = [eps_dict['imagenet'][c] for c in all_norms]
logger.log(all_norms, l_epss)
all_acs = []
for idx, nrm in enumerate(all_norms):
epss = l_epss[idx]
adversary = AutoAttack(model, norm=nrm, eps=epss,
version='standard', log_path=log_path)
str_to_log = ''
if not bool(args.full_aa):
adversary.attacks_to_run = ['apgd-ce', 'apgd-t']
str_to_log += f'norm={nrm} eps={l_epss[idx]:.5f}\n'
assert not model.training
with torch.no_grad():
x_adv = adversary.run_standard_evaluation(x_test_val,
y_test_val, bs=args.batch_size)
acc = clean_accuracy(model, x_adv, y_test_val, batch_size=args.batch_size,
device=device)
print('robust accuracy: {:.2%}'.format(acc))
str_to_log += 'robust accuracy: {:.2%}\n'.format(acc)
logger.log(str_to_log)
all_acs.append(acc)
if args.save_imgs:
valset = '_oldset' if args.use_fixed_val_set else ''
runname = f'aa_short_1_{args.n_ex}_{args.norm}_{args.eps:.5f}{valset}.pth'
savepath = f'{args.savedir}/{runname}'
torch.save(x_adv.cpu(), savepath)
if __name__ == '__main__':
main()