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adaptive_attack_eval.py
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adaptive_attack_eval.py
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import os
import argparse
import torch
from torch.utils.data import DataLoader
from torchvision.transforms import *
import torchaudio
from robustness_eval.black_box_attack import *
import utils
if __name__ == '__main__':
parser = argparse.ArgumentParser(description=__doc__, formatter_class=argparse.ArgumentDefaultsHelpFormatter)
'''SC09 classifier arguments'''
parser.add_argument("--data_path", help='sc09 dataset folder')
parser.add_argument("--classifier_path", help='dir of saved classifier model')
parser.add_argument("--classifier_input", choices=['mel32'], default='mel32', help='input of NN')
parser.add_argument("--num_per_class", type=int, default=10)
'''DiffWave-VPSDE arguments'''
parser.add_argument('--ddpm_config', type=str, default='configs/config.json', help='JSON file for configuration')
parser.add_argument('--ddpm_path', type=str, help='dir of diffusion model checkpoint')
parser.add_argument('--sample_step', type=int, default=1, help='Total sampling steps')
parser.add_argument('--t', type=int, default=3, help='diffusion steps, control the sampling noise scale')
parser.add_argument('--t_delta', type=int, default=0, help='perturbation range of sampling noise scale; set to 0 by default')
parser.add_argument('--rand_t', action='store_true', default=False, help='decide if randomize sampling noise scale')
parser.add_argument('--diffusion_type', type=str, default='ddpm', help='[ddpm, sde]')
parser.add_argument('--score_type', type=str, default='guided_diffusion', help='[guided_diffusion, score_sde, ddpm]')
parser.add_argument('--use_bm', action='store_true', default=False, help='whether to use brownian motion')
'''attack arguments'''
parser.add_argument('--attack', type=str, choices=['PGD', 'FAKEBOB'], default='PGD')
parser.add_argument('--defense', type=str, choices=['Diffusion', 'DiffSpec', 'AS', 'MS', 'DS', 'LPF', 'BPF', 'None'], default='None')
parser.add_argument('--bound_norm', type=str, choices=['linf', 'l2'], default='linf')
parser.add_argument('--eps', type=float, default=0.002)
parser.add_argument('--max_iter_1', type=int, default=70)
parser.add_argument('--max_iter_2', type=int, default=0)
parser.add_argument('--eot_attack_size', type=int, default=1, help='EOT size of attack')
parser.add_argument('--eot_defense_size', type=int, default=1)
parser.add_argument('--verbose', type=int, default=0)
'''device arguments'''
parser.add_argument("--dataload_workers_nums", type=int, default=8, help='number of workers for dataloader')
parser.add_argument("--batch_size", type=int, default=10, help='batch size')
parser.add_argument('--gpu', type=int, default=0)
'''file saving arguments'''
parser.add_argument('--save_path', default=None)
args = parser.parse_args()
'''device setting'''
os.environ["CUDA_VISIBLE_DEVICES"] = str(args.gpu)
use_gpu = torch.cuda.is_available()
print('use_gpu', use_gpu)
print('gpu id: {}'.format(args.gpu))
'''SC09 classifier setting'''
from transforms import *
from datasets.sc_dataset import *
from audio_models.create_model import *
print('create classifier from {}'.format(args.classifier_path))
Classifier = create_model(args.classifier_path)
if use_gpu:
torch.backends.cudnn.benchmark = True
Classifier.cuda()
transform = Compose([LoadAudio(), FixAudioLength()])
test_dataset = SC09Dataset(folder=args.data_path, transform=transform, num_per_class=args.num_per_class)
test_dataset.data = test_dataset.data[args.idx_start:args.idx_end]
test_dataloader = DataLoader(test_dataset, batch_size=args.batch_size, sampler=None, shuffle=False,
pin_memory=use_gpu, num_workers=args.dataload_workers_nums)
criterion = torch.nn.CrossEntropyLoss()
'''preprocessing setting (if use acoustic features like mel-spectrogram)'''
n_mels = 32
if args.classifier_input == 'mel40':
n_mels = 40
MelSpecTrans = torchaudio.transforms.MelSpectrogram(n_fft=2048, hop_length=512, n_mels=n_mels, norm='slaney', pad_mode='constant', mel_scale='slaney')
Amp2DB = torchaudio.transforms.AmplitudeToDB(stype='power')
Wave2Spect = Compose([MelSpecTrans.cuda(), Amp2DB.cuda()])
'''defense setting'''
from acoustic_system import AcousticSystem
if args.defense == 'None':
if Classifier._get_name() == 'M5': # M5Net takes the raw audio as input
AS_MODEL = AcousticSystem(classifier=Classifier, transform=None, defender=None)
else:
AS_MODEL = AcousticSystem(classifier=Classifier, transform=Wave2Spect, defender=None)
print('classifier model: {}'.format(Classifier._get_name()))
print('defense: None')
else:
if args.defense == 'Diffusion':
from diffusion_models.diffwave_sde import *
Defender = RevDiffWave(args)
defense_type = 'wave'
elif args.defense == 'DiffSpec':
from diffusion_models.improved_diffusion_sde import *
Defender = RevImprovedDiffusion(args)
defense_type = 'spec'
elif args.defense == 'AS':
from transforms.time_defense import *
Defender = TimeDomainDefense(defense_type='AS')
defense_type = 'wave'
elif args.defense == 'MS':
from transforms.time_defense import *
Defender = TimeDomainDefense(defense_type='MS')
defense_type = 'wave'
elif args.defense == 'DS':
from transforms.frequency_defense import *
Defender = FreqDomainDefense(defense_type='DS')
defense_type = 'wave'
elif args.defense == 'LPF':
from transforms.frequency_defense import *
Defender = FreqDomainDefense(defense_type='LPF')
defense_type = 'wave'
elif args.defense == 'BPF':
from transforms.frequency_defense import *
Defender = FreqDomainDefense(defense_type='BPF')
defense_type = 'wave'
else:
raise NotImplementedError(f'Unknown defense: {args.defense}!')
if Classifier._get_name() == 'M5':
AS_MODEL = AcousticSystem(classifier=Classifier, transform=None, defender=Defender, defense_type=defense_type)
else:
AS_MODEL = AcousticSystem(classifier=Classifier, transform=Wave2Spect, defender=Defender, defense_type=defense_type)
print('classifier model: {}'.format(Classifier._get_name()))
if args.defense == 'Diffusion':
print('defense: {} with t={}'.format(Defender._get_name(), args.t))
else:
print('defense: {}'.format(Defender._get_name()))
AS_MODEL.eval()
'''attack setting'''
from robustness_eval.white_box_attack import *
if args.attack == 'PGD':
Attacker = AudioAttack(model=AS_MODEL,
eps=args.eps, norm=args.bound_norm,
max_iter_1=args.max_iter_1, max_iter_2=0,
learning_rate_1=args.eps/5 if args.bound_norm=='linf' else args.eps/2,
eot_attack_size=args.eot_attack_size,
eot_defense_size=args.eot_defense_size,
verbose=args.verbose)
print('attack: {} with {}_eps={} & iter={} & eot={}-{}\n'\
.format(args.attack, args.bound_norm, args.eps, args.max_iter_1, args.eot_attack_size, args.eot_defense_size))
elif args.attack == 'FAKEBOB':
eps = args.eps
confidence = 0.5
max_iter = 200
samples_per_draw = 200
samples_per_draw_batch_size = 50
Attacker = FAKEBOB(model=AS_MODEL, task='SCR', targeted=False, verbose=args.verbose,
confidence=confidence, epsilon=eps, max_lr=0.001, min_lr=1e-6,
max_iter=max_iter, samples_per_draw=samples_per_draw, samples_per_draw_batch_size=samples_per_draw_batch_size, batch_size=args.batch_size)
print('attack: {} with eps={} & confidence={} & iter={} & samples_per_draw={}\n'\
.format(args.attack, eps, confidence, max_iter, samples_per_draw))
else:
raise AttributeError("this version does not support '{}' at present".format(args.attack))
'''robustness eval'''
from tqdm import tqdm
pbar = tqdm(test_dataloader, unit="audios", unit_scale=test_dataloader.batch_size)
correct_orig = 0
correct_orig_denoised = 0
correct_adv_1 = 0
total = 0
for batch in pbar:
waveforms = batch['samples']
waveforms = torch.unsqueeze(waveforms, 1)
targets = batch['target']
waveforms = waveforms.cuda()
targets = targets.cuda()
'''original audio'''
pred_clean = AS_MODEL(waveforms, False).max(1, keepdim=True)[1].squeeze()
'''denoised original audio'''
if AS_MODEL.defense_type == 'wave':
if args.defense == 'None':
waveforms_defended = waveforms
else:
waveforms_defended = AS_MODEL.defender(waveforms)
pred_defended = AS_MODEL(waveforms_defended, False).max(1, keepdim=True)[1].squeeze()
elif AS_MODEL.defense_type == 'spec':
spectrogram = AS_MODEL.transform(waveforms)
if args.defense == 'None':
spectrogram_defended = spectrogram
else:
spectrogram_defended = AS_MODEL.defender(spectrogram)
pred_defended = AS_MODEL.classifier(spectrogram_defended).max(1, keepdim=True)[1].squeeze()
'''adversarial audio'''
waveforms_adv, attack_success = Attacker.generate(x=waveforms, y=targets, targeted=False)
if isinstance(waveforms_adv, np.ndarray):
if waveforms_adv.dtype == np.int16 and waveforms_adv.max() > 1 and waveforms_adv.min() < -1:
waveforms_adv = waveforms_adv / (2**15)
waveforms_adv = torch.tensor(waveforms_adv, dtype=waveforms.dtype).to(waveforms.device)
'''denoised adversarial audio'''
if AS_MODEL.defense_type == 'wave':
if args.defense == 'None':
waveforms_adv_defended = waveforms_adv
else:
waveforms_adv_defended = AS_MODEL.defender(waveforms_adv)
elif AS_MODEL.defense_type == 'spec':
spectrogram_adv = AS_MODEL.transform(waveforms_adv)
if args.defense == 'None':
spectrogram_adv_defended = spectrogram_adv
else:
spectrogram_adv_defended = AS_MODEL.defender(spectrogram_adv)
'''waveform/spectrogram saving'''
if args.save_path is not None:
clean_path = os.path.join(args.save_path,'clean')
adv_path = os.path.join(args.save_path,'adv')
if not os.path.exists(clean_path):
os.makedirs(clean_path)
if not os.path.exists(adv_path):
os.makedirs(adv_path)
for i in range(waveforms.shape[0]):
audio_id = str(total + i).zfill(3)
if AS_MODEL.defense_type == 'wave':
utils.audio_save(waveforms[i], path=clean_path,
name='{}_{}_clean.wav'.format(audio_id,targets[i].item()))
utils.audio_save(waveforms_defended[i], path=clean_path,
name='{}_{}_clean_purified.wav'.format(audio_id,targets[i].item()))
utils.audio_save(waveforms_adv[i], path=adv_path,
name='{}_{}_adv.wav'.format(audio_id,targets[i].item()))
utils.audio_save(waveforms_adv[i], path=adv_path,
name='{}_{}_adv_purified.wav'.format(audio_id,targets[i].item()))
elif AS_MODEL.defense_type == 'spec':
utils.spec_save(spectrogram[i], path=clean_path,
name='{}_{}_clean.png'.format(audio_id,targets[i].item()))
utils.spec_save(spectrogram_defended[i], path=clean_path,
name='{}_{}_clean_purified.png'.format(audio_id,targets[i].item()))
utils.spec_save(spectrogram_adv[i], path=adv_path,
name='{}_{}_adv.png'.format(audio_id,targets[i].item()))
utils.spec_save(spectrogram_adv_defended[i], path=adv_path,
name='{}_{}_adv_purified.png'.format(audio_id,targets[i].item()))
'''metrics output'''
total += waveforms.shape[0]
correct_orig += (pred_clean==targets).sum().item()
correct_orig_denoised += (pred_defended==targets).sum().item()
acc_orig = correct_orig / total * 100
acc_orig_denoised = correct_orig_denoised / total * 100
if isinstance(attack_success, tuple):
correct_adv_1 += waveforms.shape[0] - torch.tensor(attack_success[0]).sum().item()
acc_adv_1 = correct_adv_1 / total * 100
pbar_info = {
'orig clean acc: ': '{:.4f}%'.format(acc_orig),
'denoised clean acc: ': '{:.4f}%'.format(acc_orig_denoised),
'{} robust acc: '.format(args.attack): '{:.4f}%'.format(acc_adv_1)
}
else:
correct_adv_1 += waveforms.shape[0] - torch.tensor(attack_success).sum().item()
acc_adv_1 = correct_adv_1 / total * 100
pbar_info = {
'orig clean acc: ': '{:.4f}%'.format(acc_orig),
'denoised clean acc: ': '{:.4f}%'.format(acc_orig_denoised),
'{} robust acc: '.format(args.attack): '{:.4f}%'.format(acc_adv_1)
}
pbar.set_postfix(pbar_info)
pbar.update(1)
'''summary'''
print('on {} test examples: '.format(total))
print('original clean test accuracy: {:.4f}%'.format(acc_orig))
print('denoised clean test accuracy: {:.4f}%'.format(acc_orig_denoised))
print('{} robust test accuracy: {:.4f}%'.format(args.attack, acc_adv_1))