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Author SHA1 Message Date
liwenyun 8bb9ef837f 添加 mlp_mix.py 2024-11-13 17:58:14 +08:00
liwenyun fca1280172 更新 cifar10.py 2024-10-29 09:52:50 +08:00
liwenyun e61c116f1d add cifar100.py 2024-10-28 19:28:53 +08:00
liwenyun 888abd05b1 更新 svhn_at.py 2024-10-28 19:01:32 +08:00
liwenyun e67581ad23 更新 svhn_at.py 2024-10-28 19:00:41 +08:00
liwenyun 2025b5476c 添加 auto_cifar10.py 2024-10-23 20:09:41 +08:00
liwenyun 236b82169f 添加 svhn.py 2024-10-21 15:16:56 +08:00
liwenyun 75d95fea2c 更新 cifar10.py 2024-10-19 19:27:46 +08:00
liwenyun 45ae150791 更新 cifar10.py 2024-10-15 10:32:11 +08:00
liwenyun 79f0ecad93 添加 cifar10.py 2024-10-15 10:31:54 +08:00
Li Wenyun 873bfd0462 a 2024-07-09 18:52:41 +08:00
Li Wenyun ad01bb4f0e up 2024-07-04 10:33:33 +08:00
Li Wenyun 321817c86f new text attack 2024-06-27 21:44:48 +08:00
Li Wenyun ca75f34880 text attack 2024-06-27 18:01:28 +08:00
Li Wenyun ebc17c80dc remove non-exist key in edncoder 2024-06-26 16:48:08 +08:00
Li Wenyun 1b7f952c39 change to bertattack 2024-06-24 15:10:10 +08:00
22 changed files with 1820 additions and 301 deletions

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# Default ignored files
/shelf/
/workspace.xml

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import warnings
import torchvision.datasets
warnings.filterwarnings('ignore')
from PIL import Image
import torch
import timm
import requests
import numpy as np
import torchvision.transforms as transforms
from torch import nn
from timm.data.constants import IMAGENET_DEFAULT_MEAN, IMAGENET_DEFAULT_STD
from torch.utils.data import Dataset, DataLoader
import copy
from art.estimators.classification import PyTorchClassifier
from art.data_generators import PyTorchDataGenerator
from art.utils import load_cifar10
from art.attacks.evasion import ProjectedGradientDescent ,AutoProjectedGradientDescent
from art.defences.trainer import AdversarialTrainer
model = timm.create_model("timm/vit_base_patch16_224.orig_in21k_ft_in1k", pretrained=False)
model.head = nn.Linear(model.head.in_features, 10)
state_dict = torch.load('/home/leewlving/.cache/torch/hub/checkpoints/vit_base_patch16_224_in21k_ft_cifar10.pth')
model.load_state_dict(state_dict)
# model.load_state_dict(
# torch.hub.load_state_dict_from_url(
# "https://huggingface.co/edadaltocg/vit_base_patch16_224_in21k_ft_cifar10/resolve/main/pytorch_model.bin",
# map_location="cuda",
# file_name="vit_base_patch16_224_in21k_ft_cifar10.pth",
# )
# )
model.eval()
DEFAULT_MEAN = (0.485, 0.456, 0.406)
DEFAULT_STD = (0.229, 0.224, 0.225)
transform = transforms.Compose([
transforms.Resize(256, interpolation=3),
transforms.CenterCrop(224),
transforms.ToTensor(),
transforms.Normalize(DEFAULT_MEAN, DEFAULT_STD),
])
class CIFAR10_dataset(Dataset):
def __init__(self, data, targets, transform=None):
self.data = data
self.targets = torch.LongTensor(targets)
self.transform = transform
def __getitem__(self, index):
x = Image.fromarray(((self.data[index] * 255).round()).astype(np.uint8).transpose(1, 2, 0))
x = self.transform(x)
y = self.targets[index]
return x, y
def __len__(self):
return len(self.data)
# (x_train, y_train), (x_test, y_test), min_pixel_value, max_pixel_value = load_cifar10()
# print(max_pixel_value)
# x_train = x_train.transpose(0, 3, 1, 2).astype("float32")
# x_test = x_test.transpose(0, 3, 1, 2).astype("float32")
train_dataset = torchvision.datasets.SVHN(root='./svhn',split='train',download=True,transform=transform)
test_dataset= torchvision.datasets.SVHN(root='./svhn',split='test',download=True,transform=transform)
# dataset = CIFAR10_dataset(x_train, y_train, transform=transform)
dataloader = DataLoader(train_dataset, batch_size=64, shuffle=True)
test_dataloader =DataLoader(test_dataset, batch_size=64, shuffle=False)
opt = torch.optim.Adam(model.parameters(), lr=0.01)
criterion = nn.CrossEntropyLoss()
classifier = PyTorchClassifier(
model=model,
clip_values=(0.0, 1.0),
loss=criterion,
optimizer=opt,
input_shape=(3, 224, 224),
nb_classes=10,
)
attack= AutoProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=10,
targeted=False,
batch_size=64,
verbose=False
)
# attack = ProjectedGradientDescent(
# classifier,
# norm=np.inf,
# eps=8.0 / 255.0,
# eps_step=2.0 / 255.0,
# max_iter=10,
# targeted=False,
# num_random_init=1,
# batch_size=64,
# verbose=False,
# )
trainer = AdversarialTrainer(
classifier, attack
)
art_datagen = PyTorchDataGenerator(iterator=dataloader, size=len(train_dataset), batch_size=64)
trainer.fit_generator(art_datagen, nb_epochs=1)
# for i, data in enumerate(test_dataloader):
# x, y = data
# x = x.numpy()
# y = y.numpy()
# # print(x.shape)
# # print(y.shape)
# x_test_pred = np.argmax(classifier.predict(x), axis=1)
# print(
# "Accuracy on benign test samples after adversarial training: %.2f%%"
# % (np.sum(x_test_pred == np.argmax(y, axis=1)) / x.shape[0] * 100)
# )export https_proxy=http://127.0.0.1:7897 http_proxy=http://127.0.0.1:7897 all_proxy=socks5://127.0.0.1:7897
# trainer.classifier.save('AT-cifar10.pth')
torch.save(trainer.classifier.model.state_dict(), 'AT-svhn.pth')

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from PIL import Image
import numpy as np
import timm
import torch
import torch.nn as nn
import torch.nn.functional as F
import torchvision.transforms as transforms
from torch.utils.data import Dataset, DataLoader
from torch.optim.lr_scheduler import MultiStepLR, StepLR
from art.estimators.classification import PyTorchClassifier
from art.data_generators import PyTorchDataGenerator
from art.defences.trainer import AdversarialTrainer
from art.attacks.evasion import ProjectedGradientDescent
from datasets import load_dataset
from torchvision.transforms import (CenterCrop,
Compose,
Normalize,
RandomHorizontalFlip,
RandomResizedCrop,
Resize,
ToTensor)
from tensorflow.keras.utils import to_categorical
from transformers import ViTImageProcessor
processor = ViTImageProcessor.from_pretrained("google/vit-base-patch16-224-in21k")
IMAGENET_DEFAULT_MEAN = processor.image_mean
IMAGENET_DEFAULT_STD = processor.image_std
size = processor.size["height"]
"""
For this example we choose the ResNet18 model as used in the paper (https://proceedings.mlr.press/v97/zhang19p.html)
The code for the model architecture has been adopted from
https://github.com/yaodongyu/TRADES/blob/master/models/resnet.py
"""
model = timm.create_model("timm/vit_base_patch16_224.orig_in21k_ft_in1k", pretrained=False)
model.head = nn.Linear(model.head.in_features, 10)
model.load_state_dict(
torch.hub.load_state_dict_from_url(
"https://huggingface.co/edadaltocg/vit_base_patch16_224_in21k_ft_cifar10/resolve/main/pytorch_model.bin",
map_location="cuda",
file_name="vit_base_patch16_224_in21k_ft_cifar10.pth",
)
)
# Step 1: Load the CIFAR10 dataset
train_ds, test_ds = load_dataset('cifar10', split=['train[:5000]', 'test[:2000]'])
splits = train_ds.train_test_split(test_size=0.1)
train_ds = splits['train']
val_ds = splits['test']
train_size=len(train_ds)
test_size=len(test_ds)
normalize = Normalize(mean=IMAGENET_DEFAULT_MEAN, std=IMAGENET_DEFAULT_STD)
_train_transforms = Compose(
[
RandomResizedCrop(size),
RandomHorizontalFlip(),
ToTensor(),
normalize,
]
)
_val_transforms = Compose(
[
Resize(size),
CenterCrop(size),
ToTensor(),
normalize,
]
)
def train_transforms(examples):
examples['pixel_values'] = [_train_transforms(image.convert("RGB")) for image in examples['img']]
return examples
def val_transforms(examples):
examples['pixel_values'] = [_val_transforms(image.convert("RGB")) for image in examples['img']]
return examples
train_ds.set_transform(train_transforms)
val_ds.set_transform(val_transforms)
test_ds.set_transform(val_transforms)
def collate_fn(examples):
pixel_values = torch.stack([example["pixel_values"] for example in examples])
labels = torch.tensor([example["label"] for example in examples])
return pixel_values,labels
train_batch_size = 32
eval_batch_size = 32
def dataset2np(dataset):
X = []
Y = []
for i in range(int(2000)):
x,y = dataset[i]["pixel_values"], dataset[i]["label"]
y=to_categorical(y,num_classes=10)
X.append(x.detach().numpy())
Y.append(y)
X = np.array(X).astype("float32")
Y = np.array(Y).astype("float32")
return X,Y
train_dataloader = DataLoader(train_ds, shuffle=True, collate_fn=collate_fn, batch_size=train_batch_size)
val_dataloader = DataLoader(val_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
test_dataloader = DataLoader(test_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
x_test, y_test=dataset2np(test_ds)
opt = torch.optim.SGD(model.parameters(), lr=0.1, momentum=0.9, weight_decay=2e-4)
lr_scheduler = StepLR(opt, step_size=3, gamma=0.1)
criterion = nn.CrossEntropyLoss()
# Step 3: Create the ART classifier
classifier = PyTorchClassifier(
model=model,
clip_values=(0.0, 1.0),
loss=criterion,
optimizer=opt,
input_shape=(3, size, size),
nb_classes=10,
)
attack = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=10,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_clean_pred=np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on clean samples before adversarial training: %.2f%%"
% (np.sum(x_test_clean_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
# Step 4: Create the trainer object - AdversarialTrainerTRADESPyTorch
trainer = AdversarialTrainer(
classifier, attack
)
# Build a Keras image augmentation object and wrap it in ART
art_datagen = PyTorchDataGenerator(iterator=train_dataloader, size=train_size, batch_size=128)
# Step 5: fit the trainer
trainer.fit_generator(art_datagen, nb_epochs=50)
x_test_pred = np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on benign test samples after adversarial training: %.2f%%"
% (np.sum(x_test_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
attack_test = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=20,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_attack = attack_test.generate(x_test, y=y_test)
x_test_attack_pred = np.argmax(classifier.predict(x_test_attack), axis=1)
print(
"Accuracy on original PGD adversarial samples after adversarial training: %.2f%%"
% (np.sum(x_test_attack_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
torch.save(trainer.classifier.model.state_dict(), 'cifar10_pgd.pth')
print(
"Save the AT model! "
)

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from PIL import Image
import numpy as np
import timm
import torch
import torch.nn as nn
import torch.nn.functional as F
import torchvision.transforms as transforms
from torch.utils.data import Dataset, DataLoader
from torch.optim.lr_scheduler import MultiStepLR, StepLR
from art.estimators.classification import PyTorchClassifier
from art.data_generators import PyTorchDataGenerator
from art.defences.trainer import AdversarialTrainer
from art.attacks.evasion import ProjectedGradientDescent
from datasets import load_dataset
from torchvision.transforms import (CenterCrop,
Compose,
Normalize,
RandomHorizontalFlip,
RandomResizedCrop,
Resize,
ToTensor)
from tensorflow.keras.utils import to_categorical
from transformers import ViTImageProcessor
processor = ViTImageProcessor.from_pretrained("google/vit-base-patch16-224-in21k")
IMAGENET_DEFAULT_MEAN = processor.image_mean
IMAGENET_DEFAULT_STD = processor.image_std
size = processor.size["height"]
model = timm.create_model("timm/vit_base_patch16_224.orig_in21k_ft_in1k",
pretrained=False)
model.head = nn.Linear(model.head.in_features, 100)
model.load_state_dict(
torch.hub.load_state_dict_from_url(
"https://huggingface.co/edadaltocg/vit_base_patch16_224_in21k_ft_cifar100/resolve/main/pytorch_model.bin",
map_location="cuda",
file_name="vit_base_patch16_224_in21k_ft_cifar100.pth",
)
)
train_ds = load_dataset("uoft-cs/cifar100",split='train')
test_ds = load_dataset("uoft-cs/cifar100",split='test')
splits = train_ds.train_test_split(test_size=0.1)
train_ds = splits['train']
val_ds = splits['test']
train_size=len(train_ds)
test_size=len(test_ds)
normalize = Normalize(mean=IMAGENET_DEFAULT_MEAN, std=IMAGENET_DEFAULT_STD)
_train_transforms = Compose(
[
RandomResizedCrop(size),
RandomHorizontalFlip(),
ToTensor(),
normalize,
]
)
_val_transforms = Compose(
[
Resize(size),
CenterCrop(size),
ToTensor(),
normalize,
]
)
def train_transforms(examples):
examples['pixel_values'] = [_train_transforms(image.convert("RGB")) for image in examples['img']]
return examples
def val_transforms(examples):
examples['pixel_values'] = [_val_transforms(image.convert("RGB")) for image in examples['img']]
return examples
train_ds.set_transform(train_transforms)
val_ds.set_transform(val_transforms)
test_ds.set_transform(val_transforms)
def collate_fn(examples):
pixel_values = torch.stack([example["pixel_values"] for example in examples])
labels = torch.tensor([example["fine_label"] for example in examples])
return pixel_values,labels
train_batch_size = 64
eval_batch_size = 64
def dataset2np(dataset):
X = []
Y = []
for i in range(int(2000)):
x,y = dataset[i]["pixel_values"], dataset[i]["fine_label"]
y=to_categorical(y,num_classes=100)
X.append(x.detach().numpy())
Y.append(y)
X = np.array(X).astype("float32")
Y = np.array(Y).astype("float32")
return X,Y
train_dataloader = DataLoader(train_ds, shuffle=True, collate_fn=collate_fn, batch_size=train_batch_size)
val_dataloader = DataLoader(val_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
test_dataloader = DataLoader(test_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
x_test, y_test=dataset2np(test_ds)
opt = torch.optim.SGD(model.parameters(), lr=0.1, momentum=0.9, weight_decay=2e-4)
lr_scheduler = StepLR(opt, step_size=3, gamma=0.1)
criterion = nn.CrossEntropyLoss()
# Step 3: Create the ART classifier
classifier = PyTorchClassifier(
model=model,
clip_values=(0.0, 1.0),
loss=criterion,
optimizer=opt,
input_shape=(3, size, size),
nb_classes=100,
)
attack = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=10,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_clean_pred=np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on clean samples before adversarial training: %.2f%%"
% (np.sum(x_test_clean_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
# Step 4: Create the trainer object - AdversarialTrainerTRADESPyTorch
trainer = AdversarialTrainer(
classifier, attack
)
# Build a Keras image augmentation object and wrap it in ART
art_datagen = PyTorchDataGenerator(iterator=train_dataloader, size=train_size, batch_size=128)
# Step 5: fit the trainer
trainer.fit_generator(art_datagen, nb_epochs=50)
x_test_pred = np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on benign test samples after adversarial training: %.2f%%"
% (np.sum(x_test_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
attack_test = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=20,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_attack = attack_test.generate(x_test, y=y_test)
x_test_attack_pred = np.argmax(classifier.predict(x_test_attack), axis=1)
print(
"Accuracy on original PGD adversarial samples after adversarial training: %.2f%%"
% (np.sum(x_test_attack_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
torch.save(trainer.classifier.model.state_dict(), 'cifar100-pgd.pth')
print(
"Save the AT model! "
)

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@ -8,8 +8,8 @@ import torch
import random
from PIL import Image
from torchvision.transforms import Compose, Resize, CenterCrop, ToTensor, Normalize
from model.simple_tokenizer import SimpleTokenizer as Tokenizer
# from model.simple_tokenizer import SimpleTokenizer as Tokenizer
from transformers import AutoTokenizer
class BaseDataset(Dataset):
@ -19,7 +19,7 @@ class BaseDataset(Dataset):
indexs: dict,
labels: dict,
is_train=True,
tokenizer=Tokenizer(),
tokenizer=AutoTokenizer.from_pretrained("openai/clip-vit-base-patch32", model_max_length=77, truncation=True),
maxWords=32,
imageResolution=224,
npy=False):

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@ -10,7 +10,7 @@ def split_data(captions, indexs, labels, query_num=5000, train_num=10000, seed=N
random_index = np.random.permutation(range(len(indexs)))
query_index = random_index[: query_num]
train_index = random_index[query_num: query_num + train_num]
retrieval_index = random_index[query_num:]
retrieval_index = random_index[query_num:-100000]
query_indexs = indexs[query_index]
query_captions = captions[query_index]

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@ -1,107 +0,0 @@
import os
import scipy.io as scio
import numpy as np
# mkdir mat
# mv make_nuswide.py mat
# python make_nuswide.py
root_dir = "PATH/TO/YOUR/DOWNLOAD/DIR/"
imageListFile = os.path.join(root_dir, "/Low-Level-Features/ImageList/Imagelist.txt")
labelPath = os.path.join(root_dir, "/nuswide/Groundtruth/AllLabels")
textFile = os.path.join(root_dir, "/Low-Level-Features/NUS_WID_Tags/All_Tags.txt")
classIndexFile = os.path.join(root_dir, "/Low-Level-Features/Concepts81.txt")
# you can use the image urls to download images
imagePath = os.path.join(root_dir, "nuswide/Flickr")
with open(imageListFile, "r") as f:
indexs = f.readlines()
indexs = [os.path.join(imagePath, item.strip().replace("\\", "/")) for item in indexs]
print("indexs length:", len(indexs))
#class_index = {}
#with open(classIndexFile, "r") as f:
# data = f.readlines()
#
#for i, item in enumerate(data):
# class_index.update({item.strip(): i})
captions = []
with open(textFile, "r") as f:
for line in f:
if len(line.strip()) == 0:
print("some line empty!")
continue
caption = line.split()[1:]
caption = " ".join(caption).strip()
if len(caption) == 0:
caption = "123456"
captions.append(caption)
print("captions length:", len(captions))
#labels = np.zeros([len(indexs), len(class_index)], dtype=np.int8)
# label_lists = os.listdir(labelPath)
with open(os.path.join(root_dir, "/nuswide/Groundtruth/used_label.txt")) as f:
label_lists = f.readlines()
label_lists = [item.strip() for item in label_lists]
class_index = {}
for i, item in enumerate(label_lists):
class_index.update({item: i})
labels = np.zeros([len(indexs), len(class_index)], dtype=np.int8)
for item in label_lists:
path = os.path.join(labelPath, item)
class_label = item# .split(".")[0].split("_")[-1]
with open(path, "r") as f:
data = f.readlines()
for i, val in enumerate(data):
labels[i][class_index[class_label]] = 1 if val.strip() == "1" else 0
print("labels sum:", labels.sum())
not_used_id = []
with open(os.path.join(root_dir, "/nuswide/Groundtruth/not_used_id.txt")) as f:
not_used_id = f.readlines()
not_used_id = [int(item.strip()) for item in not_used_id]
# for item in not_used_id:
# indexs.pop(item)
# captions.pop(item)
# labels = np.delete(labels, item, 0)
ind = list(range(len(indexs)))
for item in not_used_id:
ind.remove(item)
indexs[item] = ""
captions[item] = ""
indexs = [item for item in indexs if item != ""]
captions = [item for item in captions if item != ""]
ind = np.asarray(ind)
labels = labels[ind]
# ind = range(len(indexs))
print("indexs length:", len(indexs))
print("captions length:", len(captions))
print("labels shape:", labels.shape)
indexs = {"index": indexs}
captions = {"caption": captions}
labels = {"category": labels}
scio.savemat(os.path.join(root_dir, "/mat/index.mat"), indexs)
# scio.savemat("caption.mat", captions)
scio.savemat(os.path.join(root_dir, "/mat/label.mat"), labels)
captions = [item + "\n" for item in captions["caption"]]
with open(os.path.join(root_dir, "/mat/caption.txt"), "w") as f:
f.writelines(captions)
print("finished!")

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@ -1,5 +1,5 @@
from train.hash_train import Trainer
from train.text_train import Trainer
# from train.hash_train import Trainer
if __name__ == "__main__":

92
mlp_mix.py Normal file
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import typing as tp
import jax
import jax.numpy as jnp
from einops import rearrange
from functools import partial
from flax import nnx
class FeedForward(nnx.Module):
def __init__(self, dim, hidden_dim, dropout , rngs: nnx.Rngs):
self.net=nnx.Sequential(
nnx.Linear(dim, hidden_dim , rngs=rngs),
partial(nnx.gelu),
nnx.Dropout(dropout , rngs=rngs),
nnx.Linear(hidden_dim, dim , rngs=rngs),
nnx.Dropout(dropout , rngs=rngs)
)
def __call__(self, x):
return self.net(x)
class MixerBlock(nnx.Module):
def __init__(self, dim, num_patch, token_dim, channel_dim, dropout , rngs: nnx.Rngs):
super().__init__()
self.ln1=nnx.LayerNorm(dim, rngs=rngs)
self.ffn1=FeedForward(num_patch,token_dim,dropout,rngs=rngs)
self.ln2=nnx.LayerNorm(dim, rngs=rngs)
self.ffn2=FeedForward(dim, channel_dim, dropout, rngs=rngs)
def __call__(self, x):
# print(x.shape)
x = x + self.ffn1(self.ln1(x))
x = x + self.ffn2(self.ln2(x))
return x
class MLPMixer(nnx.Module):
def __init__(self, in_channels, dim, num_classes, patch_size,dropout, image_size, depth, token_dim, channel_dim, rngs: nnx.Rngs):
super().__init__()
assert image_size % patch_size == 0, 'Image dimensions must be divisible by the patch size.'
self.num_patch = (image_size// patch_size) ** 2
self.to_patch_embedding = nnx.Sequential(
nnx.Conv(in_channels, dim, kernel_size=(patch_size, patch_size), rngs=rngs),
)
self.mixer_blocks=[]
for _ in range(depth):
self.mixer_blocks.append(MixerBlock(dim, self.num_patch, token_dim, channel_dim,dropout, rngs=rngs))
self.layer_norm = nnx.LayerNorm(dim, rngs=rngs)
self.mlp_head = nnx.Sequential(
nnx.Linear(dim, num_classes, rngs=rngs)
)
def __call__(self, x):
x = self.to_patch_embedding(x)
for mixer_block in self.mixer_blocks:
x = mixer_block(x)
x = self.layer_norm(x)
x = jnp.mean(x, axis=1)
return self.mlp_head(x)
if __name__ == "__main__":
img = jnp.ones([1, 3, 224, 224])
model = MLPMixer(in_channels=3, image_size=224, patch_size=16,dropout=0.2, num_classes=1000,
dim=512, depth=8, token_dim=256, channel_dim=2048,rngs=nnx.Rngs(0))
# nnx.display(model)
out_img = model(jnp.ones((1, 224, 224,3)))
print("Shape of out :", out_img.shape) # [B, in_channels, image_size, image_size]

543
model/bert_tokenizer.py Normal file
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@ -0,0 +1,543 @@
# coding=utf-8
# Copyright 2018 The Google AI Language Team Authors and The HuggingFace Inc. team.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Tokenization classes for Bert."""
import collections
import os
import unicodedata
from typing import List, Optional, Tuple
from transformers.tokenization_utils import PreTrainedTokenizer, _is_control, _is_punctuation, _is_whitespace
from transformers.utils import logging
logger = logging.get_logger(__name__)
VOCAB_FILES_NAMES = {"vocab_file": "vocab.txt"}
PRETRAINED_VOCAB_FILES_MAP = {
"vocab_file": {
"bert-base-uncased": "https://huggingface.co/bert-base-uncased/resolve/main/vocab.txt",
"bert-large-uncased": "https://huggingface.co/bert-large-uncased/resolve/main/vocab.txt",
"bert-base-cased": "https://huggingface.co/bert-base-cased/resolve/main/vocab.txt",
"bert-large-cased": "https://huggingface.co/bert-large-cased/resolve/main/vocab.txt",
"bert-base-multilingual-uncased": "https://huggingface.co/bert-base-multilingual-uncased/resolve/main/vocab.txt",
"bert-base-multilingual-cased": "https://huggingface.co/bert-base-multilingual-cased/resolve/main/vocab.txt",
"bert-base-chinese": "https://huggingface.co/bert-base-chinese/resolve/main/vocab.txt",
"bert-base-german-cased": "https://huggingface.co/bert-base-german-cased/resolve/main/vocab.txt",
"bert-large-uncased-whole-word-masking": "https://huggingface.co/bert-large-uncased-whole-word-masking/resolve/main/vocab.txt",
"bert-large-cased-whole-word-masking": "https://huggingface.co/bert-large-cased-whole-word-masking/resolve/main/vocab.txt",
"bert-large-uncased-whole-word-masking-finetuned-squad": "https://huggingface.co/bert-large-uncased-whole-word-masking-finetuned-squad/resolve/main/vocab.txt",
"bert-large-cased-whole-word-masking-finetuned-squad": "https://huggingface.co/bert-large-cased-whole-word-masking-finetuned-squad/resolve/main/vocab.txt",
"bert-base-cased-finetuned-mrpc": "https://huggingface.co/bert-base-cased-finetuned-mrpc/resolve/main/vocab.txt",
"bert-base-german-dbmdz-cased": "https://huggingface.co/bert-base-german-dbmdz-cased/resolve/main/vocab.txt",
"bert-base-german-dbmdz-uncased": "https://huggingface.co/bert-base-german-dbmdz-uncased/resolve/main/vocab.txt",
"TurkuNLP/bert-base-finnish-cased-v1": "https://huggingface.co/TurkuNLP/bert-base-finnish-cased-v1/resolve/main/vocab.txt",
"TurkuNLP/bert-base-finnish-uncased-v1": "https://huggingface.co/TurkuNLP/bert-base-finnish-uncased-v1/resolve/main/vocab.txt",
"wietsedv/bert-base-dutch-cased": "https://huggingface.co/wietsedv/bert-base-dutch-cased/resolve/main/vocab.txt",
}
}
PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES = {
"bert-base-uncased": 512,
"bert-large-uncased": 512,
"bert-base-cased": 512,
"bert-large-cased": 512,
"bert-base-multilingual-uncased": 512,
"bert-base-multilingual-cased": 512,
"bert-base-chinese": 512,
"bert-base-german-cased": 512,
"bert-large-uncased-whole-word-masking": 512,
"bert-large-cased-whole-word-masking": 512,
"bert-large-uncased-whole-word-masking-finetuned-squad": 512,
"bert-large-cased-whole-word-masking-finetuned-squad": 512,
"bert-base-cased-finetuned-mrpc": 512,
"bert-base-german-dbmdz-cased": 512,
"bert-base-german-dbmdz-uncased": 512,
"TurkuNLP/bert-base-finnish-cased-v1": 512,
"TurkuNLP/bert-base-finnish-uncased-v1": 512,
"wietsedv/bert-base-dutch-cased": 512,
}
PRETRAINED_INIT_CONFIGURATION = {
"bert-base-uncased": {"do_lower_case": True},
"bert-large-uncased": {"do_lower_case": True},
"bert-base-cased": {"do_lower_case": False},
"bert-large-cased": {"do_lower_case": False},
"bert-base-multilingual-uncased": {"do_lower_case": True},
"bert-base-multilingual-cased": {"do_lower_case": False},
"bert-base-chinese": {"do_lower_case": False},
"bert-base-german-cased": {"do_lower_case": False},
"bert-large-uncased-whole-word-masking": {"do_lower_case": True},
"bert-large-cased-whole-word-masking": {"do_lower_case": False},
"bert-large-uncased-whole-word-masking-finetuned-squad": {"do_lower_case": True},
"bert-large-cased-whole-word-masking-finetuned-squad": {"do_lower_case": False},
"bert-base-cased-finetuned-mrpc": {"do_lower_case": False},
"bert-base-german-dbmdz-cased": {"do_lower_case": False},
"bert-base-german-dbmdz-uncased": {"do_lower_case": True},
"TurkuNLP/bert-base-finnish-cased-v1": {"do_lower_case": False},
"TurkuNLP/bert-base-finnish-uncased-v1": {"do_lower_case": True},
"wietsedv/bert-base-dutch-cased": {"do_lower_case": False},
}
def load_vocab(vocab_file):
"""Loads a vocabulary file into a dictionary."""
vocab = collections.OrderedDict()
with open(vocab_file, "r", encoding="utf-8") as reader:
tokens = reader.readlines()
for index, token in enumerate(tokens):
token = token.rstrip("\n")
vocab[token] = index
return vocab
def whitespace_tokenize(text):
"""Runs basic whitespace cleaning and splitting on a piece of text."""
text = text.strip()
if not text:
return []
tokens = text.split()
return tokens
class BertTokenizer(PreTrainedTokenizer):
r"""
Construct a BERT tokenizer. Based on WordPiece.
This tokenizer inherits from :class:`~transformers.PreTrainedTokenizer` which contains most of the main methods.
Users should refer to this superclass for more information regarding those methods.
Args:
vocab_file (:obj:`str`):
File containing the vocabulary.
do_lower_case (:obj:`bool`, `optional`, defaults to :obj:`True`):
Whether or not to lowercase the input when tokenizing.
do_basic_tokenize (:obj:`bool`, `optional`, defaults to :obj:`True`):
Whether or not to do basic tokenization before WordPiece.
never_split (:obj:`Iterable`, `optional`):
Collection of tokens which will never be split during tokenization. Only has an effect when
:obj:`do_basic_tokenize=True`
unk_token (:obj:`str`, `optional`, defaults to :obj:`"[UNK]"`):
The unknown token. A token that is not in the vocabulary cannot be converted to an ID and is set to be this
token instead.
sep_token (:obj:`str`, `optional`, defaults to :obj:`"[SEP]"`):
The separator token, which is used when building a sequence from multiple sequences, e.g. two sequences for
sequence classification or for a text and a question for question answering. It is also used as the last
token of a sequence built with special tokens.
pad_token (:obj:`str`, `optional`, defaults to :obj:`"[PAD]"`):
The token used for padding, for example when batching sequences of different lengths.
cls_token (:obj:`str`, `optional`, defaults to :obj:`"[CLS]"`):
The classifier token which is used when doing sequence classification (classification of the whole sequence
instead of per-token classification). It is the first token of the sequence when built with special tokens.
mask_token (:obj:`str`, `optional`, defaults to :obj:`"[MASK]"`):
The token used for masking values. This is the token used when training this model with masked language
modeling. This is the token which the model will try to predict.
tokenize_chinese_chars (:obj:`bool`, `optional`, defaults to :obj:`True`):
Whether or not to tokenize Chinese characters.
This should likely be deactivated for Japanese (see this `issue
<https://github.com/huggingface/transformers/issues/328>`__).
strip_accents: (:obj:`bool`, `optional`):
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
value for :obj:`lowercase` (as in the original BERT).
"""
vocab_files_names = VOCAB_FILES_NAMES
pretrained_vocab_files_map = PRETRAINED_VOCAB_FILES_MAP
pretrained_init_configuration = PRETRAINED_INIT_CONFIGURATION
max_model_input_sizes = PRETRAINED_POSITIONAL_EMBEDDINGS_SIZES
def __init__(
self,
vocab_file,
do_lower_case=True,
do_basic_tokenize=True,
never_split=None,
unk_token="[UNK]",
sep_token="[SEP]",
pad_token="[PAD]",
cls_token="[CLS]",
mask_token="[MASK]",
tokenize_chinese_chars=True,
strip_accents=None,
**kwargs
):
super().__init__(
do_lower_case=do_lower_case,
do_basic_tokenize=do_basic_tokenize,
never_split=never_split,
unk_token=unk_token,
sep_token=sep_token,
pad_token=pad_token,
cls_token=cls_token,
mask_token=mask_token,
tokenize_chinese_chars=tokenize_chinese_chars,
strip_accents=strip_accents,
**kwargs,
)
if not os.path.isfile(vocab_file):
raise ValueError(
"Can't find a vocabulary file at path '{}'. To load the vocabulary from a Google pretrained "
"model use `tokenizer = BertTokenizer.from_pretrained(PRETRAINED_MODEL_NAME)`".format(vocab_file)
)
self.vocab = load_vocab(vocab_file)
self.ids_to_tokens = collections.OrderedDict([(ids, tok) for tok, ids in self.vocab.items()])
self.do_basic_tokenize = do_basic_tokenize
if do_basic_tokenize:
self.basic_tokenizer = BasicTokenizer(
do_lower_case=do_lower_case,
never_split=never_split,
tokenize_chinese_chars=tokenize_chinese_chars,
strip_accents=strip_accents,
)
self.wordpiece_tokenizer = WordpieceTokenizer(vocab=self.vocab, unk_token=self.unk_token)
@property
def do_lower_case(self):
return self.basic_tokenizer.do_lower_case
@property
def vocab_size(self):
return len(self.vocab)
def get_vocab(self):
return dict(self.vocab, **self.added_tokens_encoder)
def _tokenize(self, text):
split_tokens = []
if self.do_basic_tokenize:
for token in self.basic_tokenizer.tokenize(text, never_split=self.all_special_tokens):
# If the token is part of the never_split set
if token in self.basic_tokenizer.never_split:
split_tokens.append(token)
else:
split_tokens += self.wordpiece_tokenizer.tokenize(token)
else:
split_tokens = self.wordpiece_tokenizer.tokenize(text)
return split_tokens
def _convert_token_to_id(self, token):
""" Converts a token (str) in an id using the vocab. """
return self.vocab.get(token, self.vocab.get(self.unk_token))
# def _convert_tokens_to_ids(self, tokens):
# """ Converts a token (str) in an id using the vocab. """
# return [self._convert_token_to_id(token) for token in tokens]
def _convert_id_to_token(self, index):
"""Converts an index (integer) in a token (str) using the vocab."""
return self.ids_to_tokens.get(index, self.unk_token)
def convert_tokens_to_string(self, tokens):
""" Converts a sequence of tokens (string) in a single string. """
out_string = " ".join(tokens).replace(" ##", "").strip()
return out_string
def build_inputs_with_special_tokens(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
"""
Build model inputs from a sequence or a pair of sequence for sequence classification tasks by concatenating and
adding special tokens. A BERT sequence has the following format:
- single sequence: ``[CLS] X ``
- pair of sequences: ``[CLS] A [SEP] B [SEP]``
Args:
token_ids_0 (:obj:`List[int]`):
List of IDs to which the special tokens will be added.
token_ids_1 (:obj:`List[int]`, `optional`):
Optional second list of IDs for sequence pairs.
Returns:
:obj:`List[int]`: List of `input IDs <../glossary.html#input-ids>`__ with the appropriate special tokens.
"""
if token_ids_1 is None:
return [self.cls_token_id] + token_ids_0
cls = [self.cls_token_id]
sep = [self.sep_token_id]
return cls + token_ids_0 + sep + token_ids_1 + sep
def get_special_tokens_mask(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None, already_has_special_tokens: bool = False
) -> List[int]:
"""
Retrieve sequence ids from a token list that has no special tokens added. This method is called when adding
special tokens using the tokenizer ``prepare_for_model`` method.
Args:
token_ids_0 (:obj:`List[int]`):
List of IDs.
token_ids_1 (:obj:`List[int]`, `optional`):
Optional second list of IDs for sequence pairs.
already_has_special_tokens (:obj:`bool`, `optional`, defaults to :obj:`False`):
Whether or not the token list is already formatted with special tokens for the model.
Returns:
:obj:`List[int]`: A list of integers in the range [0, 1]: 1 for a special token, 0 for a sequence token.
"""
if already_has_special_tokens:
if token_ids_1 is not None:
raise ValueError(
"You should not supply a second sequence if the provided sequence of "
"ids is already formatted with special tokens for the model."
)
return list(map(lambda x: 1 if x in [self.sep_token_id, self.cls_token_id] else 0, token_ids_0))
if token_ids_1 is not None:
return [1] + ([0] * len(token_ids_0)) + [1] + ([0] * len(token_ids_1)) + [1]
return [1] + ([0] * len(token_ids_0)) + [1]
def create_token_type_ids_from_sequences(
self, token_ids_0: List[int], token_ids_1: Optional[List[int]] = None
) -> List[int]:
"""
Create a mask from the two sequences passed to be used in a sequence-pair classification task. A BERT sequence
pair mask has the following format:
::
0 0 0 0 0 0 0 0 0 0 0 1 1 1 1 1 1 1 1 1
| first sequence | second sequence |
If :obj:`token_ids_1` is :obj:`None`, this method only returns the first portion of the mask (0s).
Args:
token_ids_0 (:obj:`List[int]`):
List of IDs.
token_ids_1 (:obj:`List[int]`, `optional`):
Optional second list of IDs for sequence pairs.
Returns:
:obj:`List[int]`: List of `token type IDs <../glossary.html#token-type-ids>`_ according to the given
sequence(s).
"""
sep = [self.sep_token_id]
cls = [self.cls_token_id]
if token_ids_1 is None:
return len(cls + token_ids_0 + sep) * [0]
return len(cls + token_ids_0 + sep) * [0] + len(token_ids_1 + sep) * [1]
def save_vocabulary(self, save_directory: str, filename_prefix: Optional[str] = None) -> Tuple[str]:
index = 0
if os.path.isdir(save_directory):
vocab_file = os.path.join(
save_directory, (filename_prefix + "-" if filename_prefix else "") + VOCAB_FILES_NAMES["vocab_file"]
)
else:
vocab_file = (filename_prefix + "-" if filename_prefix else "") + save_directory
with open(vocab_file, "w", encoding="utf-8") as writer:
for token, token_index in sorted(self.vocab.items(), key=lambda kv: kv[1]):
if index != token_index:
logger.warning(
"Saving vocabulary to {}: vocabulary indices are not consecutive."
" Please check that the vocabulary is not corrupted!".format(vocab_file)
)
index = token_index
writer.write(token + "\n")
index += 1
return (vocab_file,)
class BasicTokenizer(object):
"""
Constructs a BasicTokenizer that will run basic tokenization (punctuation splitting, lower casing, etc.).
Args:
do_lower_case (:obj:`bool`, `optional`, defaults to :obj:`True`):
Whether or not to lowercase the input when tokenizing.
never_split (:obj:`Iterable`, `optional`):
Collection of tokens which will never be split during tokenization. Only has an effect when
:obj:`do_basic_tokenize=True`
tokenize_chinese_chars (:obj:`bool`, `optional`, defaults to :obj:`True`):
Whether or not to tokenize Chinese characters.
This should likely be deactivated for Japanese (see this `issue
<https://github.com/huggingface/transformers/issues/328>`__).
strip_accents: (:obj:`bool`, `optional`):
Whether or not to strip all accents. If this option is not specified, then it will be determined by the
value for :obj:`lowercase` (as in the original BERT).
"""
def __init__(self, do_lower_case=True, never_split=None, tokenize_chinese_chars=True, strip_accents=None):
if never_split is None:
never_split = []
self.do_lower_case = do_lower_case
self.never_split = set(never_split)
self.tokenize_chinese_chars = tokenize_chinese_chars
self.strip_accents = strip_accents
def tokenize(self, text, never_split=None):
"""
Basic Tokenization of a piece of text. Split on "white spaces" only, for sub-word tokenization, see
WordPieceTokenizer.
Args:
**never_split**: (`optional`) list of str
Kept for backward compatibility purposes. Now implemented directly at the base class level (see
:func:`PreTrainedTokenizer.tokenize`) List of token not to split.
"""
# union() returns a new set by concatenating the two sets.
never_split = self.never_split.union(set(never_split)) if never_split else self.never_split
text = self._clean_text(text)
# This was added on November 1st, 2018 for the multilingual and Chinese
# models. This is also applied to the English models now, but it doesn't
# matter since the English models were not trained on any Chinese data
# and generally don't have any Chinese data in them (there are Chinese
# characters in the vocabulary because Wikipedia does have some Chinese
# words in the English Wikipedia.).
if self.tokenize_chinese_chars:
text = self._tokenize_chinese_chars(text)
orig_tokens = whitespace_tokenize(text)
split_tokens = []
for token in orig_tokens:
if token not in never_split:
if self.do_lower_case:
token = token.lower()
if self.strip_accents is not False:
token = self._run_strip_accents(token)
elif self.strip_accents:
token = self._run_strip_accents(token)
split_tokens.extend(self._run_split_on_punc(token, never_split))
output_tokens = whitespace_tokenize(" ".join(split_tokens))
return output_tokens
def _run_strip_accents(self, text):
"""Strips accents from a piece of text."""
text = unicodedata.normalize("NFD", text)
output = []
for char in text:
cat = unicodedata.category(char)
if cat == "Mn":
continue
output.append(char)
return "".join(output)
def _run_split_on_punc(self, text, never_split=None):
"""Splits punctuation on a piece of text."""
if never_split is not None and text in never_split:
return [text]
chars = list(text)
i = 0
start_new_word = True
output = []
while i < len(chars):
char = chars[i]
if _is_punctuation(char):
output.append([char])
start_new_word = True
else:
if start_new_word:
output.append([])
start_new_word = False
output[-1].append(char)
i += 1
return ["".join(x) for x in output]
def _tokenize_chinese_chars(self, text):
"""Adds whitespace around any CJK character."""
output = []
for char in text:
cp = ord(char)
if self._is_chinese_char(cp):
output.append(" ")
output.append(char)
output.append(" ")
else:
output.append(char)
return "".join(output)
def _is_chinese_char(self, cp):
"""Checks whether CP is the codepoint of a CJK character."""
# This defines a "chinese character" as anything in the CJK Unicode block:
# https://en.wikipedia.org/wiki/CJK_Unified_Ideographs_(Unicode_block)
#
# Note that the CJK Unicode block is NOT all Japanese and Korean characters,
# despite its name. The modern Korean Hangul alphabet is a different block,
# as is Japanese Hiragana and Katakana. Those alphabets are used to write
# space-separated words, so they are not treated specially and handled
# like the all of the other languages.
if (
(cp >= 0x4E00 and cp <= 0x9FFF)
or (cp >= 0x3400 and cp <= 0x4DBF) #
or (cp >= 0x20000 and cp <= 0x2A6DF) #
or (cp >= 0x2A700 and cp <= 0x2B73F) #
or (cp >= 0x2B740 and cp <= 0x2B81F) #
or (cp >= 0x2B820 and cp <= 0x2CEAF) #
or (cp >= 0xF900 and cp <= 0xFAFF)
or (cp >= 0x2F800 and cp <= 0x2FA1F) #
): #
return True
return False
def _clean_text(self, text):
"""Performs invalid character removal and whitespace cleanup on text."""
output = []
for char in text:
cp = ord(char)
if cp == 0 or cp == 0xFFFD or _is_control(char):
continue
if _is_whitespace(char):
output.append(" ")
else:
output.append(char)
return "".join(output)
class WordpieceTokenizer(object):
"""Runs WordPiece tokenization."""
def __init__(self, vocab, unk_token, max_input_chars_per_word=100):
self.vocab = vocab
self.unk_token = unk_token
self.max_input_chars_per_word = max_input_chars_per_word
def tokenize(self, text):
"""
Tokenizes a piece of text into its word pieces. This uses a greedy longest-match-first algorithm to perform
tokenization using the given vocabulary.
For example, :obj:`input = "unaffable"` wil return as output :obj:`["un", "##aff", "##able"]`.
Args:
text: A single token or whitespace separated tokens. This should have
already been passed through `BasicTokenizer`.
Returns:
A list of wordpiece tokens.
"""
output_tokens = []
for token in whitespace_tokenize(text):
chars = list(token)
if len(chars) > self.max_input_chars_per_word:
output_tokens.append(self.unk_token)
continue
is_bad = False
start = 0
sub_tokens = []
while start < len(chars):
end = len(chars)
cur_substr = None
while start < end:
substr = "".join(chars[start:end])
if start > 0:
substr = "##" + substr
if substr in self.vocab:
cur_substr = substr
break
end -= 1
if cur_substr is None:
is_bad = True
break
sub_tokens.append(cur_substr)
start = end
if is_bad:
output_tokens.append(self.unk_token)
else:
output_tokens.extend(sub_tokens)
return output_tokens

View File

@ -130,6 +130,17 @@ class SimpleTokenizer(object):
text = ''.join([self.decoder[token] for token in tokens])
text = bytearray([self.byte_decoder[c] for c in text]).decode('utf-8', errors="replace").replace('</w>', ' ')
return text
# def my_decode(self, tokens):
# print(tokens)
# tem_token=[]
# for i in tokens:
# if i in self.decoder.keys():
# tem_token.append(self.decoder[i])
# print(tem_token)
# text = ''.join(tem_token)
# text = bytearray([self.byte_decoder[c] for c in text]).decode('utf-8', errors="replace").replace('</w>', ' ')
# return text
def tokenize(self, text):
tokens = []
@ -141,3 +152,6 @@ class SimpleTokenizer(object):
def convert_tokens_to_ids(self, tokens):
return [self.encoder[bpe_token] for bpe_token in tokens]
def convert_ids_to_tokens(self, ids):
return [self.decoder[id] for id in ids]

10
run.sh Normal file
View File

@ -0,0 +1,10 @@
#!/bin/bash
set -e
export https_proxy=http://127.0.0.1:7897 http_proxy=http://127.0.0.1:7897 all_proxy=socks5://127.0.0.1:7897
# CUDA_VISIBLE_DEVICES=0 python main.py --method CSQ --bit 32
# CUDA_VISIBLE_DEVICES=0 python main.py --method CSQ --bit 64
CUDA_VISIBLE_DEVICES=0 python main.py --victim ViT-B/16 --output-dim 512
CUDA_VISIBLE_DEVICES=0 python main.py --victim ViT-B/32 --output-dim 512
CUDA_VISIBLE_DEVICES=0 python main.py --victim RN101 --output-dim 512

182
svhn_at.py Normal file
View File

@ -0,0 +1,182 @@
from PIL import Image
import numpy as np
import timm
import torch
import torch.nn as nn
import torch.nn.functional as F
import torchvision.transforms as transforms
from torch.utils.data import Dataset, DataLoader
from torch.optim.lr_scheduler import MultiStepLR, StepLR
from art.estimators.classification import PyTorchClassifier
from art.data_generators import PyTorchDataGenerator
from art.defences.trainer import AdversarialTrainer
from art.attacks.evasion import ProjectedGradientDescent
from datasets import load_dataset
from torchvision.transforms import (CenterCrop,
Compose,
Normalize,
RandomHorizontalFlip,
RandomResizedCrop,
Resize,
ToTensor)
from tensorflow.keras.utils import to_categorical
from transformers import ViTImageProcessor
processor = ViTImageProcessor.from_pretrained("google/vit-base-patch16-224-in21k")
IMAGENET_DEFAULT_MEAN = processor.image_mean
IMAGENET_DEFAULT_STD = processor.image_std
size = processor.size["height"]
model = timm.create_model("timm/vit_base_patch16_224.orig_in21k_ft_in1k",
pretrained=False)
model.head = nn.Linear(model.head.in_features, 10)
model.load_state_dict(
torch.hub.load_state_dict_from_url(
"https://huggingface.co/edadaltocg/vit_base_patch16_224_in21k_ft_svhn/resolve/main/pytorch_model.bin",
map_location="cuda",
file_name="vit_base_patch16_224_in21k_ft_svhn.pth",
)
)
train_ds = load_dataset('ufldl-stanford/svhn', "cropped_digits", split="train")
test_ds = load_dataset('ufldl-stanford/svhn', "cropped_digits", split="test")
splits = train_ds.train_test_split(test_size=0.1)
train_ds = splits['train']
val_ds = splits['test']
train_size=len(train_ds)
test_size=len(test_ds)
normalize = Normalize(mean=IMAGENET_DEFAULT_MEAN, std=IMAGENET_DEFAULT_STD)
_train_transforms = Compose(
[
RandomResizedCrop(size),
RandomHorizontalFlip(),
ToTensor(),
normalize,
]
)
_val_transforms = Compose(
[
Resize(size),
CenterCrop(size),
ToTensor(),
normalize,
]
)
def train_transforms(examples):
examples['pixel_values'] = [_train_transforms(image.convert("RGB")) for image in examples['image']]
return examples
def val_transforms(examples):
examples['pixel_values'] = [_val_transforms(image.convert("RGB")) for image in examples['image']]
return examples
train_ds.set_transform(train_transforms)
val_ds.set_transform(val_transforms)
test_ds.set_transform(val_transforms)
def collate_fn(examples):
pixel_values = torch.stack([example["pixel_values"] for example in examples])
labels = torch.tensor([example["label"] for example in examples])
return pixel_values,labels
train_batch_size = 32
eval_batch_size = 32
def dataset2np(dataset):
X = []
Y = []
for i in range(int(2000)):
x,y = dataset[i]["pixel_values"], dataset[i]["label"]
y=to_categorical(y,num_classes=10)
X.append(x.detach().numpy())
Y.append(y)
X = np.array(X).astype("float32")
Y = np.array(Y).astype("float32")
return X,Y
train_dataloader = DataLoader(train_ds, shuffle=True, collate_fn=collate_fn, batch_size=train_batch_size)
val_dataloader = DataLoader(val_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
test_dataloader = DataLoader(test_ds, collate_fn=collate_fn, batch_size=eval_batch_size)
x_test, y_test=dataset2np(test_ds)
opt = torch.optim.SGD(model.parameters(), lr=0.1, momentum=0.9, weight_decay=2e-4)
lr_scheduler = StepLR(opt, step_size=3, gamma=0.1)
criterion = nn.CrossEntropyLoss()
# Step 3: Create the ART classifier
classifier = PyTorchClassifier(
model=model,
clip_values=(0.0, 1.0),
loss=criterion,
optimizer=opt,
input_shape=(3, size, size),
nb_classes=10,
)
attack = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=10,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_clean_pred=np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on clean samples before adversarial training: %.2f%%"
% (np.sum(x_test_clean_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
# Step 4: Create the trainer object - AdversarialTrainerTRADESPyTorch
trainer = AdversarialTrainer(
classifier, attack
)
# Build a Keras image augmentation object and wrap it in ART
art_datagen = PyTorchDataGenerator(iterator=train_dataloader, size=train_size, batch_size=128)
# Step 5: fit the trainer
trainer.fit_generator(art_datagen, nb_epochs=50)
x_test_pred = np.argmax(classifier.predict(x_test), axis=1)
print(
"Accuracy on benign test samples after adversarial training: %.2f%%"
% (np.sum(x_test_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
attack_test = ProjectedGradientDescent(
classifier,
norm=np.inf,
eps=8.0 / 255.0,
eps_step=2.0 / 255.0,
max_iter=20,
targeted=False,
num_random_init=1,
batch_size=128,
verbose=False,
)
x_test_attack = attack_test.generate(x_test, y=y_test)
x_test_attack_pred = np.argmax(classifier.predict(x_test_attack), axis=1)
print(
"Accuracy on original PGD adversarial samples after adversarial training: %.2f%%"
% (np.sum(x_test_attack_pred == np.argmax(y_test, axis=1)) / x_test.shape[0] * 100)
)
torch.save(trainer.classifier.model.state_dict(), 'svhn-pgd.pth')
print(
"Save the AT model! "
)

View File

@ -116,8 +116,6 @@ class Trainer(TrainBase):
beta=10 ,epsilon=0.03125, alpha=3/255, num_iter=1500, temperature=0.05):
delta = torch.zeros_like(image,requires_grad=True)
# one=torch.zeros_like(positive)
# alienation_loss = nn.TripletMarginLoss(margin=1.0, p=2, eps=1e-7)
for i in range(num_iter):
self.model.zero_grad()
anchor=self.model.encode_image(image+delta)
@ -185,18 +183,18 @@ class Trainer(TrainBase):
mAP_t=cal_map(adv_img,adv_labels,retrieval_txt,retrieval_labels)
# pr=cal_pr(retrieval_txt,adv_img,query_labels,retrieval_labels)
# pr_t=cal_pr(retrieval_txt,adv_img,adv_labels,retrieval_labels)
pr_t=cal_pr(retrieval_txt,adv_img,retrieval_labels,adv_labels)
self.logger.info(f">>>>>> MAP_t: {mAP_t}")
result_dict = {
'adv_img': adv_img,
'r_txt': retrieval_txt,
'adv_l': adv_labels,
'r_l': retrieval_labels
'r_l': retrieval_labels,
# 'q_l':query_labels
# 'pr': pr,
# 'pr_t': pr_t
'pr_t': pr_t
}
scio.savemat(os.path.join(save_dir, str(self.args.output_dim) + "-adv-" + self.args.dataset + ".mat"), result_dict)
scio.savemat(os.path.join(save_dir, str(self.args.victim).replace("/", "_") + "-adv-" + self.args.dataset + ".mat"), result_dict)
self.logger.info(">>>>>> save all data!")
@ -269,8 +267,8 @@ class Trainer(TrainBase):
retrieval_labels = self.retrieval_labels.numpy()
mAPi2t = cal_map(query_img,query_labels,retrieval_txt,retrieval_labels)
mAPt2i =cal_map(query_txt,query_labels,retrieval_img,retrieval_labels)
# pr_i2t=cal_pr(retrieval_txt,query_img,query_labels,retrieval_labels)
# pr_t2i=cal_pr(retrieval_img,query_txt,query_labels,retrieval_labels)
pr_i2t=cal_pr(retrieval_txt,query_img,retrieval_labels,query_labels)
pr_t2i=cal_pr(retrieval_img,query_txt,retrieval_labels,query_labels)
self.max_mapt2i = max(self.max_mapt2i, mAPi2t)
self.logger.info(f">>>>>> MAP(i->t): {mAPi2t}, MAP(t->i): {mAPt2i}")
result_dict = {
@ -279,35 +277,14 @@ class Trainer(TrainBase):
'r_img': retrieval_img,
'r_txt': retrieval_txt,
'q_l': query_labels,
'r_l': retrieval_labels
# 'pr_i2t': pr_i2t,
# 'pr_t2i': pr_t2i
'r_l': retrieval_labels,
'pr_i2t': pr_i2t,
'pr_t2i': pr_t2i
}
scio.savemat(os.path.join(save_dir, str(self.args.output_dim) + "-ours-" + self.args.dataset + ".mat"), result_dict)
scio.savemat(os.path.join(save_dir, str(self.args.victim).replace("/", "_") + "-ours-" + self.args.dataset + ".mat"), result_dict)
self.logger.info(">>>>>> save all data!")
# def valid(self, epoch):
# self.logger.info("Valid.")
# self.change_state(mode="valid")
# query_img, query_txt = self.get_code(self.query_loader, self.args.query_num) if self.args.hash_layer == "select" else super().get_code(self.query_loader, self.args.query_num)
# retrieval_img, retrieval_txt = self.get_code(self.retrieval_loader, self.args.retrieval_num) if self.args.hash_layer == "select" else super().get_code(self.retrieval_loader, self.args.retrieval_num)
# # print("get all code")
# mAPi2t = calc_map_k(query_img, retrieval_txt, self.query_labels, self.retrieval_labels, None, self.rank)
# # print("map map")
# mAPt2i = calc_map_k(query_txt, retrieval_img, self.query_labels, self.retrieval_labels, None, self.rank)
# mAPi2i = calc_map_k(query_img, retrieval_img, self.query_labels, self.retrieval_labels, None, self.rank)
# mAPt2t = calc_map_k(query_txt, retrieval_txt, self.query_labels, self.retrieval_labels, None, self.rank)
# if self.max_mapi2t < mAPi2t:
# self.best_epoch_i = epoch
# self.save_mat(query_img, query_txt, retrieval_img, retrieval_txt, mode_name="i2t")
# self.max_mapi2t = max(self.max_mapi2t, mAPi2t)
# if self.max_mapt2i < mAPt2i:
# self.best_epoch_t = epoch
# self.save_mat(query_img, query_txt, retrieval_img, retrieval_txt, mode_name="t2i")
# self.max_mapt2i = max(self.max_mapt2i, mAPt2i)
# self.logger.info(f">>>>>> [{epoch}/{self.args.epochs}], MAP(i->t): {mAPi2t}, MAP(t->i): {mAPt2i}, MAP(t->t): {mAPt2t}, MAP(i->i): {mAPi2i}, \
# MAX MAP(i->t): {self.max_mapi2t}, MAX MAP(t->i): {self.max_mapt2i}")
def save_mat(self, query_img, query_txt, retrieval_img, retrieval_txt, mode_name="i2t"):

View File

@ -1,3 +1,4 @@
import copy
from torch.nn.modules import loss
# from model.hash_model import DCMHT as DCMHT
import os
@ -11,38 +12,107 @@ import numpy as np
from .base import TrainBase
from torch.nn import functional as F
from utils import get_args, calc_neighbor, cosine_similarity, euclidean_similarity,find_indices
from utils import get_args, calc_neighbor, cosine_similarity, euclidean_similarity, find_indices
from utils.calc_utils import cal_map, cal_pr
from dataset.dataloader import dataloader
import clip
# from transformers import BertModel
import re
from transformers import BertForMaskedLM
from model.bert_tokenizer import BertTokenizer
from transformers import AutoTokenizer
device = torch.device("cuda:0" if torch.cuda.is_available() else "cpu")
def clamp(delta, clean_imgs):
filter_words = ['a', 'about', 'above', 'across', 'after', 'afterwards', 'again', 'against', 'ain', 'all', 'almost',
'alone', 'along', 'already', 'also', 'although', 'am', 'among', 'amongst', 'an', 'and', 'another',
'any', 'anyhow', 'anyone', 'anything', 'anyway', 'anywhere', 'are', 'aren', "aren't", 'around', 'as',
'at', 'back', 'been', 'before', 'beforehand', 'behind', 'being', 'below', 'beside', 'besides',
'between', 'beyond', 'both', 'but', 'by', 'can', 'cannot', 'could', 'couldn', "couldn't", 'd', 'didn',
"didn't", 'doesn', "doesn't", 'don', "don't", 'down', 'due', 'during', 'either', 'else', 'elsewhere',
'empty', 'enough', 'even', 'ever', 'everyone', 'everything', 'everywhere', 'except', 'first', 'for',
'former', 'formerly', 'from', 'hadn', "hadn't", 'hasn', "hasn't", 'haven', "haven't", 'he', 'hence',
'her', 'here', 'hereafter', 'hereby', 'herein', 'hereupon', 'hers', 'herself', 'him', 'himself', 'his',
'how', 'however', 'hundred', 'i', 'if', 'in', 'indeed', 'into', 'is', 'isn', "isn't", 'it', "it's",
'its', 'itself', 'just', 'latter', 'latterly', 'least', 'll', 'may', 'me', 'meanwhile', 'mightn',
"mightn't", 'mine', 'more', 'moreover', 'most', 'mostly', 'must', 'mustn', "mustn't", 'my', 'myself',
'namely', 'needn', "needn't", 'neither', 'never', 'nevertheless', 'next', 'no', 'nobody', 'none',
'noone', 'nor', 'not', 'nothing', 'now', 'nowhere', 'o', 'of', 'off', 'on', 'once', 'one', 'only',
'onto', 'or', 'other', 'others', 'otherwise', 'our', 'ours', 'ourselves', 'out', 'over', 'per',
'please', 's', 'same', 'shan', "shan't", 'she', "she's", "should've", 'shouldn', "shouldn't", 'somehow',
'something', 'sometime', 'somewhere', 'such', 't', 'than', 'that', "that'll", 'the', 'their', 'theirs',
'them', 'themselves', 'then', 'thence', 'there', 'thereafter', 'thereby', 'therefore', 'therein',
'thereupon', 'these', 'they', 'this', 'those', 'through', 'throughout', 'thru', 'thus', 'to', 'too',
'toward', 'towards', 'under', 'unless', 'until', 'up', 'upon', 'used', 've', 'was', 'wasn', "wasn't",
'we', 'were', 'weren', "weren't", 'what', 'whatever', 'when', 'whence', 'whenever', 'where',
'whereafter', 'whereas', 'whereby', 'wherein', 'whereupon', 'wherever', 'whether', 'which', 'while',
'whither', 'who', 'whoever', 'whole', 'whom', 'whose', 'why', 'with', 'within', 'without', 'won',
"won't", 'would', 'wouldn', "wouldn't", 'y', 'yet', 'you', "you'd", "you'll", "you're", "you've",
'your', 'yours', 'yourself', 'yourselves', '.', '-', 'a the', '/', '?', 'some', '"', ',', 'b', '&', '!',
'@', '%', '^', '*', '(', ')', "-", '-', '+', '=', '<', '>', '|', ':', ";", '', '·']
filter_words = set(filter_words)
clamp_imgs = (delta.data + clean_imgs.data).clamp(0, 1)
clamp_delta = clamp_imgs - clean_imgs.data
return clamp_delta
def text_filter(text):
text = re.findall(r"<|startoftext|>(.+)<|endoftext|>", text)
text = text[2]
text = re.sub(r'</w>', ' ', text)
return text
class GoalFunctionStatus(object):
SUCCEEDED = 0 # attack succeeded
SEARCHING = 1 # In process of searching for a success
FAILED = 2 # attack failed
class GoalFunctionResult(object):
goal_score = 1
def __init__(self, text, score=0, similarity=None):
self.status = GoalFunctionStatus.SEARCHING
self.text = text
self.score = score
self.similarity = similarity
@property
def score(self):
return self.__score
@score.setter
def score(self, value):
self.__score = value
if value >= self.goal_score:
self.status = GoalFunctionStatus.SUCCEEDED
def __eq__(self, __o):
return self.text == __o.text
def __hash__(self):
return hash(self.text)
class Trainer(TrainBase):
def __init__(self,
rank=0):
rank=0):
args = get_args()
super(Trainer, self).__init__(args, rank)
self.logger.info("dataset len: {}".format(len(self.train_loader.dataset)))
image_mean, image_var=self.generate_mapping()
self.image_mean=image_mean
self.image_var=image_var
self.device=rank
image_mean, image_var = self.generate_mapping()
self.image_mean = image_mean
self.image_var = image_var
self.device = rank
self.clip_tokenizer = AutoTokenizer.from_pretrained("openai/clip-vit-base-patch32", model_max_length=77,
truncation=True)
self.bert_tokenizer = BertTokenizer.from_pretrained(self.args.text_encoder, do_lower_case=True)
self.ref_net = BertForMaskedLM.from_pretrained(self.args.text_encoder).to(device)
self.attack_thred = self.args.attack_thred
# self.run()
def _init_model(self):
self.logger.info("init model.")
model_clip, preprocess = clip.load(self.args.victim, device=device)
self.model= model_clip
self.model = model_clip
self.model.eval()
self.model.float()
@ -52,14 +122,14 @@ class Trainer(TrainBase):
self.args.index_file = os.path.join("./dataset", self.args.dataset, self.args.index_file)
self.args.caption_file = os.path.join("./dataset", self.args.dataset, self.args.caption_file)
self.args.label_file = os.path.join("./dataset", self.args.dataset, self.args.label_file)
train_data, query_data, retrieval_data = dataloader(captionFile=self.args.caption_file,
indexFile=self.args.index_file,
labelFile=self.args.label_file,
maxWords=self.args.max_words,
imageResolution=self.args.resolution,
query_num=self.args.query_num,
train_num=self.args.train_num,
seed=self.args.seed)
train_data, query_data, retrieval_data = dataloader(captionFile=self.args.caption_file,
indexFile=self.args.index_file,
labelFile=self.args.label_file,
maxWords=self.args.max_words,
imageResolution=self.args.resolution,
query_num=self.args.query_num,
train_num=self.args.train_num,
seed=self.args.seed)
self.train_labels = train_data.get_all_label()
self.query_labels = query_data.get_all_label()
self.retrieval_labels = retrieval_data.get_all_label()
@ -67,125 +137,313 @@ class Trainer(TrainBase):
self.logger.info(f"query shape: {self.query_labels.shape}")
self.logger.info(f"retrieval shape: {self.retrieval_labels.shape}")
self.train_loader = DataLoader(
dataset=train_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
dataset=train_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
self.query_loader = DataLoader(
dataset=query_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
dataset=query_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
self.retrieval_loader = DataLoader(
dataset=retrieval_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
self.train_data=train_data
dataset=retrieval_data,
batch_size=self.args.batch_size,
num_workers=self.args.num_workers,
pin_memory=True,
shuffle=True
)
self.train_data = train_data
def _tokenize(self, text):
words = text.split(' ')
sub_words = []
keys = []
index = 0
for word in words:
sub = self.bert_tokenizer.tokenize(word)
sub_words += sub
keys.append([index, index + len(sub)])
index += len(sub)
return words, sub_words, keys
def get_important_scores(self, text, origin_embeds, batch_size, max_length):
# device = origin_embeds.device
masked_words = self._get_masked(text)
masked_texts = [' '.join(words) for words in masked_words] # list of text of masked words
masked_embeds = []
for i in range(0, len(masked_texts), batch_size):
masked_text_input = self.bert_tokenizer(masked_texts[i:i + batch_size], padding='max_length',
truncation=True, max_length=max_length, return_tensors='pt').to(
device)
masked_embed = self.ref_net(masked_text_input.text_inputs, attention_mask=masked_text_input.attention_mask)
masked_embeds.append(masked_embed)
masked_embeds = torch.cat(masked_embeds, dim=0)
criterion = torch.nn.KLDivLoss(reduction='none')
import_scores = criterion(masked_embeds.log_softmax(dim=-1),
origin_embeds.softmax(dim=-1).repeat(len(masked_texts), 1))
return import_scores.sum(dim=-1)
def _get_masked(self, text):
words = text.split(' ')
len_text = len(words)
masked_words = []
for i in range(len_text):
masked_words.append(words[0:i] + ['[UNK]'] + words[i + 1:])
# list of words
return masked_words
def get_transformations(self, text, idx, substitutes):
words = text.split(' ')
trans_text = []
for sub in substitutes:
words[idx] = sub
trans_text.append(' '.join(words))
return trans_text
def get_word_predictions(self, text):
_, _, keys = self._tokenize(text)
inputs = self.bert_tokenizer.encode_plus(text, add_special_tokens=True, max_length=self.args.max_words,
truncation=True, return_tensors="pt")
input_ids = inputs["input_ids"].to(self.device)
attention_mask = inputs['attention_mask']
with torch.no_grad():
word_predictions = self.ref_net(input_ids)['logits'].squeeze(0) # (seq_len, vocab_size)
# print(self.ref_net(input_ids)['logits'].shape)
word_pred_scores_all, word_predictions = torch.topk(word_predictions, self.args.max_candidate, -1)
word_predictions = word_predictions[1:-1, :] # remove [CLS] and [SEP]
word_pred_scores_all = word_pred_scores_all[1:-1, :]
return keys, word_predictions, word_pred_scores_all, attention_mask
def get_bpe_substitutes(self, substitutes):
# substitutes L, k
substitutes = substitutes[0:12, 0:4] # maximum BPE candidates
# find all possible candidates
all_substitutes = []
for i in range(substitutes.size(0)):
if len(all_substitutes) == 0:
lev_i = substitutes[i]
all_substitutes = [[int(c)] for c in lev_i]
else:
lev_i = []
for all_sub in all_substitutes:
for j in substitutes[i]:
lev_i.append(all_sub + [int(j)])
all_substitutes = lev_i
# all substitutes: list of list of token-id (all candidates)
cross_entropy_loss = nn.CrossEntropyLoss(reduction='none')
word_list = []
all_substitutes = torch.tensor(all_substitutes) # [ N, L ]
all_substitutes = all_substitutes[:24].to(self.device)
N, L = all_substitutes.size()
word_predictions = self.ref_net(all_substitutes)[0] # N L vocab-size
ppl = cross_entropy_loss(word_predictions.view(N * L, -1), all_substitutes.view(-1)) # [ N*L ]
ppl = torch.exp(torch.mean(ppl.view(N, L), dim=-1)) # N
_, word_list = torch.sort(ppl)
word_list = [all_substitutes[i] for i in word_list]
final_words = []
for word in word_list:
tokens = [self.bert_tokenizer.convert_ids_to_tokens(int(i)) for i in word]
text = ' '.join([t.strip() for t in tokens])
final_words.append(text)
return final_words
def get_substitutes(self, substitutes, substitutes_score, threshold=3.0):
ret = []
num_sub, _ = substitutes.size()
if num_sub == 0:
ret = []
elif num_sub == 1:
for id, score in zip(substitutes[0], substitutes_score[0]):
if threshold != 0 and score < threshold:
break
ret.append(self.bert_tokenizer.convert_ids_to_tokens(int(id)))
elif self.args.enable_bpe:
ret = self.get_bpe_substitutes(substitutes)
return ret
def filter_substitutes(self, substitues):
ret = []
for word in substitues:
if word.lower() in filter_words:
continue
if '##' in word:
continue
ret.append(word)
return ret
def get_goal_results(self, trans_texts, negetive_code, negetive_mean, negative_var, positive_code, positive_mean,
positive_var, beta=10, temperature=0.05):
# print(trans_texts)
trans_feature = clip.tokenize(trans_texts,context_length=77,truncate=True).to(device)
anchor = self.model.encode_text(trans_feature)
batch_size=anchor.shape[0]
loss1 = F.triplet_margin_with_distance_loss(anchor, positive_code.repeat(batch_size, 1), negetive_code.repeat(batch_size, 1),
distance_function=nn.CosineSimilarity(), reduction='none')
sim=F.cosine_similarity(anchor,positive_code.unsqueeze(0), dim=1, eps=1e-8).unsqueeze(1)
negative_dist = (anchor - negetive_mean) ** 2 / (negative_var+ 1e-5)
positive_dist = (anchor - positive_mean) ** 2 / (positive_var+ 1e-5)
negatives = torch.exp(negative_dist / temperature)
positives = torch.exp(positive_dist / temperature)
loss = torch.log(positives / (positives + negatives)).mean(dim=1, keepdim=True) + beta * loss1
results = []
# print(loss.shape)
for i in range(len(trans_texts)):
if loss[i].shape[0] >1 or sim[i] >self.args.sim_threshold:
continue
results.append(GoalFunctionResult(trans_texts[i], score=loss[i], similarity=sim[i]))
return results
def generate_mapping(self):
image_train=[]
label_train=[]
image_train = []
label_train = []
for image, text, label, index in self.train_loader:
image=image.to(device, non_blocking=True)
# raw_text=[self.clip_tokenizer.decode(token) for token in text]
image = image.to(device, non_blocking=True)
# print(self.model.vocab_size)
temp_image=self.model.encode_image(image)
temp_image = self.model.encode_image(image)
image_train.append(temp_image.cpu().detach().numpy())
label_train.append(label.detach().numpy())
image_train=np.concatenate(image_train, axis=0)
label_train=np.concatenate(label_train, axis=0)
label_unipue=np.unique(label_train,axis=0)
image_centroids =np.stack([image_train[find_indices(label_train,label_unipue[i])].mean(axis=0) for i in range(len(label_unipue))], axis=0)
image_var=np.stack([image_train[find_indices(label_train,label_unipue[i])].var(axis=0) for i in range(len(label_unipue))], axis=0)
image_train = np.concatenate(image_train, axis=0)
label_train = np.concatenate(label_train, axis=0)
label_unipue = np.unique(label_train, axis=0)
image_centroids = np.stack(
[image_train[find_indices(label_train, label_unipue[i])].mean(axis=0) for i in range(len(label_unipue))],
axis=0)
image_var = np.stack(
[image_train[find_indices(label_train, label_unipue[i])].var(axis=0) for i in range(len(label_unipue))],
axis=0)
image_representation = {}
image_var_representation = {}
for i, centroid in enumerate(label_unipue):
image_representation[str(centroid.astype(int))] = image_centroids[i]
image_var_representation[str(centroid.astype(int))]= image_var[i]
return image_representation, image_var_representation
def target_adv(self, image, negetive_code,negetive_mean,negative_var, positive_code,positive_mean,positive_var,
beta=10 ,epsilon=0.03125, alpha=3/255, num_iter=1500, temperature=0.05):
image_var_representation[str(centroid.astype(int))] = image_var[i]
return image_representation, image_var_representation
def target_adv(self, raw_text, negetive_code, negetive_mean, negative_var, positive_code, positive_mean,
positive_var, beta=10, temperature=0.05):
# print(raw_text)
keys, word_predictions, word_pred_scores_all, mask = self.get_word_predictions(raw_text)
#clean state
# clean_embeds=self.ref_net(bert_inputs.input_ids, attention_mask=bert_inputs.attention_mask)
cur_result = GoalFunctionResult(raw_text)
mask_idx = np.where(mask.cpu().numpy() == 1)[0]
for idx in mask_idx:
predictions = word_predictions[keys[idx][0]: keys[idx][1]]
predictions_socre = word_pred_scores_all[keys[idx][0]: keys[idx][1]]
substitutes = self.get_substitutes(predictions, predictions_socre)
substitutes = self.filter_substitutes(substitutes)
trans_texts = self.get_transformations(raw_text, idx, substitutes)
if len(trans_texts) == 0:
continue
# loss function
results = self.get_goal_results(trans_texts, negetive_code, negetive_mean, negative_var, positive_code,
positive_mean, positive_var, beta, temperature)
results = sorted(results, key=lambda x: x.score, reverse=True)
if len(results) > 0 and results[0].score > cur_result.score:
cur_result = results[0]
else:
continue
if cur_result.status == GoalFunctionStatus.SUCCEEDED:
max_similarity = cur_result.similarity
if max_similarity is None:
# similarity is not calculated
continue
for result in results[1:]:
if result.status != GoalFunctionStatus.SUCCEEDED:
break
if result.similarity > max_similarity:
max_similarity = result.similarity
cur_result = result
return cur_result
if cur_result.status == GoalFunctionStatus.SEARCHING:
cur_result.status = GoalFunctionStatus.FAILED
return cur_result
delta = torch.zeros_like(image,requires_grad=True)
# one=torch.zeros_like(positive)
# alienation_loss = nn.TripletMarginLoss(margin=1.0, p=2, eps=1e-7)
for i in range(num_iter):
self.model.zero_grad()
anchor=self.model.encode_image(image+delta)
loss1=F.triplet_margin_with_distance_loss(anchor, positive_code,negetive_code, distance_function=nn.CosineSimilarity())
negative_dist=(anchor-negetive_mean)**2 / negative_var
positive_dist=(anchor-positive_mean)**2 /positive_var
negatives=torch.exp(negative_dist / temperature)
positives= torch.exp(positive_dist / temperature)
loss= torch.log(positives/(positives+negatives)).mean() + beta* loss1
loss.backward(retain_graph=True)
delta.data = delta - alpha * delta.grad.detach().sign()
delta.data =clamp(delta, image).clamp(-epsilon, epsilon)
delta.grad.zero_()
adv_code=self.model.encode_image(image+delta)
return delta.detach() , adv_code
def train_epoch(self):
self.change_state(mode="valid")
# self.change_state(mode="valid")
save_dir = os.path.join(self.args.save_dir, "adv_PR_cruve")
all_loss = 0
times = 0
adv_codes=[]
adv_label=[]
adv_codes = []
adv_label = []
for image, text, label, index in self.train_loader:
self.global_step += 1
times += 1
print(times)
image.float()
image = image.to(self.rank, non_blocking=True)
text = text.to(self.rank, non_blocking=True)
negetive_mean=np.stack([self.image_mean[str(i.astype(int))] for i in label.detach().cpu().numpy()])
negative_var=np.stack([self.image_var[str(i.astype(int))] for i in label.detach().cpu().numpy()])
negetive_mean=torch.from_numpy(negetive_mean).to(self.rank, non_blocking=True)
negative_var=torch.from_numpy(negative_var).to(self.rank, non_blocking=True)
negetive_code=self.model.encode_image(image)
negetive_mean = np.stack([self.image_mean[str(i.astype(int))] for i in label.detach().cpu().numpy()])
negative_var = np.stack([self.image_var[str(i.astype(int))] for i in label.detach().cpu().numpy()])
negetive_mean = torch.from_numpy(negetive_mean).to(self.rank, non_blocking=True)
negative_var = torch.from_numpy(negative_var).to(self.rank, non_blocking=True)
negetive_code = self.model.encode_image(image)
#targeted sample
np.random.seed(times)
select_index = np.random.choice(len(self.train_data), size=self.args.batch_size)
target_dataset = data.Subset(self.train_data, select_index)
target_subset = torch.utils.data.DataLoader(target_dataset, batch_size=self.args.batch_size)
target_image, _, target_label, _ = next(iter(target_subset))
target_image=target_image.to(self.rank, non_blocking=True)
positive_mean=np.stack([self.image_mean[str(i.astype(int))] for i in target_label.detach().cpu().numpy()])
positive_var=np.stack([self.image_var[str(i.astype(int))] for i in target_label.detach().cpu().numpy()])
positive_mean=torch.from_numpy(positive_mean).to(self.rank, non_blocking=True)
positive_var=torch.from_numpy(positive_var).to(self.rank, non_blocking=True)
positive_code=self.model.encode_image(target_image)
delta, adv_code=self.target_adv(image,negetive_code,negetive_mean,negative_var,
positive_code,positive_mean,positive_var)
target_image = target_image.to(self.rank, non_blocking=True)
positive_mean = np.stack([self.image_mean[str(i.astype(int))] for i in target_label.detach().cpu().numpy()])
positive_var = np.stack([self.image_var[str(i.astype(int))] for i in target_label.detach().cpu().numpy()])
positive_mean = torch.from_numpy(positive_mean).to(self.rank, non_blocking=True)
positive_var = torch.from_numpy(positive_var).to(self.rank, non_blocking=True)
positive_code = self.model.encode_image(target_image)
# print(self.clip_tokenizer.my_encode('This day is good!'))
raw_text = [self.clip_tokenizer.convert_ids_to_tokens(token.cpu()) for token in text]
raw_text = [text_filter(self.clip_tokenizer.convert_tokens_to_string(txt)) for txt in raw_text]
final_texts=[]
for i in range(self.args.batch_size):
adv_txt=self.target_adv( raw_text[i], negetive_code[i], negetive_mean[i], negative_var[i],
positive_code[i], positive_mean[i], positive_var[i])
final_texts.append(adv_txt.text)
# final_adverse = self.target_adv( raw_text, negetive_code, negetive_mean, negative_var,
# positive_code, positive_mean, positive_var)
final_text = clip.tokenize(final_texts,context_length=77,truncate=True).to(self.rank, non_blocking=True)
adv_code = self.model.encode_text(final_text)
adv_codes.append(adv_code.cpu().detach().numpy())
adv_label.append(target_label.numpy())
adv_img=np.concatenate(adv_codes)
adv_labels=np.concatenate(adv_label)
adv_img = np.concatenate(adv_codes)
adv_labels = np.concatenate(adv_label)
_, retrieval_txt = self.get_code(self.retrieval_loader, self.args.retrieval_num)
retrieval_img, retrieval_txt = self.get_code(self.retrieval_loader, self.args.retrieval_num)
retrieval_txt = retrieval_txt.cpu().detach().numpy()
retrieval_labels = self.retrieval_labels.numpy()
mAP_t=cal_map(adv_img,adv_labels,retrieval_txt,retrieval_labels)
# pr=cal_pr(retrieval_txt,adv_img,query_labels,retrieval_labels)
# pr_t=cal_pr(retrieval_txt,adv_img,adv_labels,retrieval_labels)
mAP_t = cal_map(adv_img, adv_labels, retrieval_txt, retrieval_labels)
self.logger.info(f">>>>>> MAP_t: {mAP_t}")
result_dict = {
'adv_img': adv_img,
@ -196,13 +454,9 @@ class Trainer(TrainBase):
# 'pr': pr,
# 'pr_t': pr_t
}
scio.savemat(os.path.join(save_dir, str(self.args.output_dim) + "-adv-" + self.args.dataset + ".mat"), result_dict)
scio.savemat(os.path.join(save_dir, str(self.args.victim).replace("/", "_") + "-adv-" + self.args.dataset + ".mat"),
result_dict)
self.logger.info(">>>>>> save all data!")
def train(self):
self.logger.info("Start train.")
@ -212,9 +466,8 @@ class Trainer(TrainBase):
self.valid(epoch)
self.save_model(epoch)
self.logger.info(f">>>>>>> FINISHED >>>>>> Best epoch, I-T: {self.best_epoch_i}, mAP: {self.max_mapi2t}, T-I: {self.best_epoch_t}, mAP: {self.max_mapt2i}")
self.logger.info(
f">>>>>>> FINISHED >>>>>> Best epoch, I-T: {self.best_epoch_i}, mAP: {self.max_mapi2t}, T-I: {self.best_epoch_t}, mAP: {self.max_mapt2i}")
def make_hash_code(self, code: list) -> torch.Tensor:
@ -241,25 +494,19 @@ class Trainer(TrainBase):
text_features = self.model.encode_text(text)
img_buffer[index, :] = image_feature.detach()
text_buffer[index, :] = text_features.detach()
return img_buffer, text_buffer# img_buffer.to(self.rank), text_buffer.to(self.rank)
def valid_attack(self,adv_images, texts, adv_labels):
return img_buffer, text_buffer # img_buffer.to(self.rank), text_buffer.to(self.rank)
def valid_attack(self, adv_images, texts, adv_labels):
save_dir = os.path.join(self.args.save_dir, "adv_PR_cruve")
os.makedirs(save_dir, exist_ok=True)
def test(self, mode_name="i2t"):
self.logger.info("Valid Clean.")
save_dir = os.path.join(self.args.save_dir, "PR_cruve")
os.makedirs(save_dir, exist_ok=True)
query_img, query_txt = self.get_code(self.query_loader, self.args.query_num)
query_img, query_txt = self.get_code(self.query_loader, self.args.query_num)
retrieval_img, retrieval_txt = self.get_code(self.retrieval_loader, self.args.retrieval_num)
query_img = query_img.cpu().detach().numpy()
query_txt = query_txt.cpu().detach().numpy()
@ -267,8 +514,8 @@ class Trainer(TrainBase):
retrieval_txt = retrieval_txt.cpu().detach().numpy()
query_labels = self.query_labels.numpy()
retrieval_labels = self.retrieval_labels.numpy()
mAPi2t = cal_map(query_img,query_labels,retrieval_txt,retrieval_labels)
mAPt2i =cal_map(query_txt,query_labels,retrieval_img,retrieval_labels)
mAPi2t = cal_map(query_img, query_labels, retrieval_txt, retrieval_labels)
mAPt2i = cal_map(query_txt, query_labels, retrieval_img, retrieval_labels)
# pr_i2t=cal_pr(retrieval_txt,query_img,query_labels,retrieval_labels)
# pr_t2i=cal_pr(retrieval_img,query_txt,query_labels,retrieval_labels)
self.max_mapt2i = max(self.max_mapt2i, mAPi2t)
@ -281,31 +528,11 @@ class Trainer(TrainBase):
'q_l': query_labels,
'r_l': retrieval_labels
}
scio.savemat(os.path.join(save_dir, str(self.args.output_dim) + "-ours-" + self.args.dataset + ".mat"), result_dict)
scio.savemat(os.path.join(save_dir, str(self.args.victim).replace("/", "_") + "-ours-" + self.args.dataset + ".mat"),
result_dict)
self.logger.info(">>>>>> save all data!")
# def valid(self, epoch):
# self.logger.info("Valid.")
# self.change_state(mode="valid")
# query_img, query_txt = self.get_code(self.query_loader, self.args.query_num) if self.args.hash_layer == "select" else super().get_code(self.query_loader, self.args.query_num)
# retrieval_img, retrieval_txt = self.get_code(self.retrieval_loader, self.args.retrieval_num) if self.args.hash_layer == "select" else super().get_code(self.retrieval_loader, self.args.retrieval_num)
# # print("get all code")
# mAPi2t = calc_map_k(query_img, retrieval_txt, self.query_labels, self.retrieval_labels, None, self.rank)
# # print("map map")
# mAPt2i = calc_map_k(query_txt, retrieval_img, self.query_labels, self.retrieval_labels, None, self.rank)
# mAPi2i = calc_map_k(query_img, retrieval_img, self.query_labels, self.retrieval_labels, None, self.rank)
# mAPt2t = calc_map_k(query_txt, retrieval_txt, self.query_labels, self.retrieval_labels, None, self.rank)
# if self.max_mapi2t < mAPi2t:
# self.best_epoch_i = epoch
# self.save_mat(query_img, query_txt, retrieval_img, retrieval_txt, mode_name="i2t")
# self.max_mapi2t = max(self.max_mapi2t, mAPi2t)
# if self.max_mapt2i < mAPt2i:
# self.best_epoch_t = epoch
# self.save_mat(query_img, query_txt, retrieval_img, retrieval_txt, mode_name="t2i")
# self.max_mapt2i = max(self.max_mapt2i, mAPt2i)
# self.logger.info(f">>>>>> [{epoch}/{self.args.epochs}], MAP(i->t): {mAPi2t}, MAP(t->i): {mAPt2i}, MAP(t->t): {mAPt2t}, MAP(i->i): {mAPi2i}, \
# MAX MAP(i->t): {self.max_mapi2t}, MAX MAP(t->i): {self.max_mapt2i}")
def save_mat(self, query_img, query_txt, retrieval_img, retrieval_txt, mode_name="i2t"):
@ -327,7 +554,7 @@ class Trainer(TrainBase):
'q_l': query_labels,
'r_l': retrieval_labels
}
scio.savemat(os.path.join(save_dir, str(self.args.output_dim) + "-ours-" + self.args.dataset + "-" + mode_name + ".mat"), result_dict)
scio.savemat(
os.path.join(save_dir, str(self.args.victim).replace("/", "_") + "-ours-" + self.args.dataset + "-" + mode_name + ".mat"),
result_dict)
self.logger.info(f">>>>>> save best {mode_name} data!")

View File

@ -9,19 +9,22 @@ def get_args():
parser.add_argument("--save-dir", type=str, default="./result/64-bit")
parser.add_argument("--clip-path", type=str, default="./ViT-B-32.pt", help="pretrained clip path.")
parser.add_argument("--pretrained", type=str, default="")
parser.add_argument("--dataset", type=str, default="flickr25k", help="choise from [coco, mirflckr25k, nuswide]")
parser.add_argument("--dataset", type=str, default="coco", help="choise from [coco, mirflckr25k, nuswide]")
parser.add_argument("--index-file", type=str, default="index.mat")
parser.add_argument("--caption-file", type=str, default="caption.mat")
parser.add_argument("--label-file", type=str, default="label.mat")
parser.add_argument("--similarity-function", type=str, default="euclidean", help="choise form [cosine, euclidean]")
parser.add_argument("--loss-type", type=str, default="l2", help="choise form [l1, l2]")
parser.add_argument('--victim', default='ViT-B/16', choices=['ViT-L/14', 'ViT-B/16', 'ViT-B/32', 'RN50', 'RN101'])
# parser.add_argument("--test-caption-file", type=str, default="./data/test/captions.mat")
# parser.add_argument("--test-label-file", type=str, default="./data/test/label.mat")
parser.add_argument("--text_encoder", type=str, default="bert-base-uncased")
parser.add_argument("--topk", type=int, default=10)
parser.add_argument("--num-perturbation", type=int, default=3)
parser.add_argument("--txt-dim", type=int, default=1024)
parser.add_argument("--output-dim", type=int, default=512)
parser.add_argument("--epochs", type=int, default=100)
parser.add_argument("--max-words", type=int, default=77)
parser.add_argument("--max-candidate", type=int, default=7)
parser.add_argument("--enable-bpe", type=bool, default=False)
parser.add_argument("--resolution", type=int, default=224)
parser.add_argument("--batch-size", type=int, default=8)
parser.add_argument("--num-workers", type=int, default=4)
@ -30,7 +33,7 @@ def get_args():
parser.add_argument("--lr-decay-freq", type=int, default=5)
parser.add_argument("--display-step", type=int, default=50)
parser.add_argument("--seed", type=int, default=1814)
parser.add_argument("--attack-thred", type=float, default=0.05)
parser.add_argument("--lr", type=float, default=0.001)
parser.add_argument("--lr-decay", type=float, default=0.9)
parser.add_argument("--clip-lr", type=float, default=0.00001)