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相关论文: Pre-trained Adversarial Perturbations

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Despite the recent advances of graph neural networks (GNNs) in modeling graph data, the training of GNNs on large datasets is notoriously hard due to the overfitting. Adversarial training, which augments data with the worst-case adversarial…

机器学习 · 计算机科学 2021-10-29 Haotian Xue , Kaixiong Zhou , Tianlong Chen , Kai Guo , Xia Hu , Yi Chang , Xin Wang

With the rise of powerful foundation models, a pre-training-fine-tuning paradigm becomes increasingly popular these days: A foundation model is pre-trained using a huge amount of data from various sources, and then the downstream users only…

机器学习 · 计算机科学 2025-04-16 Meiqi Liu , Zhuoqun Huang , Yue Xing

Adversarial examples are perturbed inputs designed to fool machine learning models. Adversarial training injects such examples into training data to increase robustness. To scale this technique to large datasets, perturbations are crafted…

Deep neural networks (DNNs) are susceptible to Universal Adversarial Perturbations (UAPs), which are instance agnostic perturbations that can deceive a target model across a wide range of samples. Unlike instance-specific adversarial…

机器学习 · 计算机科学 2025-03-31 YangTian Yan , Jinyu Tian

We introduce a new attack paradigm that embeds hidden adversarial capabilities directly into diffusion models via fine-tuning, without altering their observable behavior or requiring modifications during inference. Unlike prior approaches…

机器学习 · 计算机科学 2025-04-15 Lucas Beerens , Desmond J. Higham

Deep neural networks (DNNs) have significantly boosted the performance of many challenging tasks. Despite the great development, DNNs have also exposed their vulnerability. Recent studies have shown that adversaries can manipulate the…

密码学与安全 · 计算机科学 2024-08-06 Liang-bo Ning , Zeyu Dai , Wenqi Fan , Jingran Su , Chao Pan , Luning Wang , Qing Li

Large visual language models (LVLMs) have demonstrated excellent instruction-following capabilities, yet remain vulnerable to stealthy backdoor attacks when finetuned using contaminated data. Existing backdoor defense techniques are usually…

密码学与安全 · 计算机科学 2025-06-09 Yuan Xun , Siyuan Liang , Xiaojun Jia , Xinwei Liu , Xiaochun Cao

Adversarial examples are perturbed inputs which can cause a serious threat for machine learning models. Finding these perturbations is such a hard task that we can only use the iterative methods to traverse. For computational efficiency,…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Xiaofeng Mao , Yuefeng Chen , Yuhong Li , Yuan He , Hui Xue

Deep neural networks have been proven to be vulnerable to adversarial examples and various methods have been proposed to defend against adversarial attacks for natural language processing tasks. However, previous defense methods have…

机器学习 · 计算机科学 2024-03-01 Fangyuan Zhang , Huichi Zhou , Shuangjiao Li , Hongtao Wang

Deep neural networks (DNNs) offer significant promise for improving breast cancer diagnosis in medical imaging. However, these models are highly susceptible to adversarial attacks--small, imperceptible changes that can mislead…

计算机视觉与模式识别 · 计算机科学 2024-12-16 Yasamin Medghalchi , Moein Heidari , Clayton Allard , Leonid Sigal , Ilker Hacihaliloglu

Deep learning models are vulnerable to adversarial examples and make incomprehensible mistakes, which puts a threat on their real-world deployment. Combined with the idea of adversarial training, preprocessing-based defenses are popular and…

计算机视觉与模式识别 · 计算机科学 2021-10-18 Tao Bai , Jun Zhao , Lanqing Guo , Bihan Wen

Adversarial perturbations pose a significant threat to deep learning models. Adversarial Training (AT), the predominant defense method, faces challenges of high computational costs and a degradation in standard performance. While data…

计算机视觉与模式识别 · 计算机科学 2025-11-13 Wang Yu-Hang , Shiwei Li , Jianxiang Liao , Li Bohan , Jian Liu , Wenfei Yin

Owing to the susceptibility of deep learning systems to adversarial attacks, there has been a great deal of work in developing (both empirically and certifiably) robust classifiers. While most work has defended against a single type of…

机器学习 · 计算机科学 2020-07-30 Pratyush Maini , Eric Wong , J. Zico Kolter

Recently, the topic of table pre-training has attracted considerable research interest. However, how to employ table pre-training to boost the performance of tabular prediction remains an open challenge. In this paper, we propose TapTap,…

机器学习 · 计算机科学 2023-05-18 Tianping Zhang , Shaowen Wang , Shuicheng Yan , Jian Li , Qian Liu

Adversarial attack has recently become a tremendous threat to deep learning models. To improve the robustness of machine learning models, adversarial training, formulated as a minimax optimization problem, has been recognized as one of the…

机器学习 · 计算机科学 2020-04-28 Yuanhao Xiong , Cho-Jui Hsieh

Fine-tuning pretrained language models (PLMs) on downstream tasks has become common practice in natural language processing. However, most of the PLMs are vulnerable, e.g., they are brittle under adversarial attacks or imbalanced data,…

计算与语言 · 计算机科学 2022-05-03 Shoujie Tong , Qingxiu Dong , Damai Dai , Yifan song , Tianyu Liu , Baobao Chang , Zhifang Sui

Generalization and robustness are both key desiderata for designing machine learning methods. Adversarial training can enhance robustness, but past work often finds it hurts generalization. In natural language processing (NLP), pre-training…

计算与语言 · 计算机科学 2020-05-01 Xiaodong Liu , Hao Cheng , Pengcheng He , Weizhu Chen , Yu Wang , Hoifung Poon , Jianfeng Gao

Practical natural language processing (NLP) tasks are commonly long-tailed with noisy labels. Those problems challenge the generalization and robustness of complex models such as Deep Neural Networks (DNNs). Some commonly used resampling…

计算与语言 · 计算机科学 2023-05-04 Sunyi Chi , Bo Dong , Yiming Xu , Zhenyu Shi , Zheng Du

With the rapid advancement of deep learning, the model robustness has become a significant research hotspot, \ie, adversarial attacks on deep neural networks. Existing works primarily focus on image classification tasks, aiming to alter the…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Yufei Song , Ziqi Zhou , Minghui Li , Xianlong Wang , Hangtao Zhang , Menghao Deng , Wei Wan , Shengshan Hu , Leo Yu Zhang

In this work, we explore the potential of self-supervised learning with Generative Adversarial Networks (GANs) for electron microscopy datasets. We show how self-supervised pretraining facilitates efficient fine-tuning for a spectrum of…

计算机视觉与模式识别 · 计算机科学 2024-07-19 Bashir Kazimi , Karina Ruzaeva , Stefan Sandfeld