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Fast Adversarial Training (FAT) not only improves the model robustness but also reduces the training cost of standard adversarial training. However, fast adversarial training often suffers from Catastrophic Overfitting (CO), which results…

计算机视觉与模式识别 · 计算机科学 2023-08-23 Xiaojun Jia , Yuefeng Chen , Xiaofeng Mao , Ranjie Duan , Jindong Gu , Rong Zhang , Hui Xue , Xiaochun Cao

Fast adversarial training (FAT) is an efficient method to improve robustness. However, the original FAT suffers from catastrophic overfitting, which dramatically and suddenly reduces robustness after a few training epochs. Although various…

机器学习 · 计算机科学 2023-04-07 Xiaojun Jia , Yong Zhang , Xingxing Wei , Baoyuan Wu , Ke Ma , Jue Wang , Xiaochun Cao

Fast Adversarial Training (FAT) has gained increasing attention within the research community owing to its efficacy in improving adversarial robustness. Particularly noteworthy is the challenge posed by catastrophic overfitting (CO) in this…

机器学习 · 计算机科学 2024-02-29 Mengnan Zhao , Lihe Zhang , Yuqiu Kong , Baocai Yin

Fast adversarial training (FAT) effectively improves the efficiency of standard adversarial training (SAT). However, initial FAT encounters catastrophic overfitting, i.e.,the robust accuracy against adversarial attacks suddenly and…

计算机视觉与模式识别 · 计算机科学 2022-07-20 Xiaojun Jia , Yong Zhang , Xingxing Wei , Baoyuan Wu , Ke Ma , Jue Wang , Xiaochun Cao

Fast Adversarial Training (FAT) has attracted significant attention due to its efficiency in enhancing neural network robustness against adversarial attacks. However, FAT is prone to catastrophic overfitting (CO), wherein models overfit to…

机器学习 · 计算机科学 2026-04-28 Mengnan Zhao , Lihe Zhang , Tianhang Zheng , Bo Wang , Baocai Yin

While adversarial training is an effective defense method against adversarial attacks, it notably increases the training cost. To this end, fast adversarial training (FAT) is presented for efficient training and has become a hot research…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Jie Gui , Chengze Jiang , Minjing Dong , Kun Tong , Xinli Shi , Yuan Yan Tang , Dacheng Tao

Fast adversarial training (FAT) is beneficial for improving the adversarial robustness of neural networks. However, previous FAT work has encountered a significant issue known as catastrophic overfitting when dealing with large perturbation…

机器学习 · 计算机科学 2023-08-25 Mengnan Zhao , Lihe Zhang , Yuqiu Kong , Baocai Yin

Recently, FGSM adversarial training is found to be able to train a robust model which is comparable to the one trained by PGD but an order of magnitude faster. However, there is a failure mode called catastrophic overfitting (CO) that the…

机器学习 · 计算机科学 2021-05-10 Peilin Kang , Seyed-Mohsen Moosavi-Dezfooli

Despite the remarkable success achieved by deep learning algorithms in various domains, such as computer vision, they remain vulnerable to adversarial perturbations. Adversarial Training (AT) stands out as one of the most effective…

While adversarial training and its variants have shown to be the most effective algorithms to defend against adversarial attacks, their extremely slow training process makes it hard to scale to large datasets like ImageNet. The key idea of…

机器学习 · 计算机科学 2022-06-07 Zhichao Huang , Yanbo Fan , Chen Liu , Weizhong Zhang , Yong Zhang , Mathieu Salzmann , Sabine Süsstrunk , Jue Wang

Single-step adversarial training (SSAT) has demonstrated the potential to achieve both efficiency and robustness. However, SSAT suffers from catastrophic overfitting (CO), a phenomenon that leads to a severely distorted classifier, making…

机器学习 · 计算机科学 2024-09-17 Runqi Lin , Chaojian Yu , Tongliang Liu

Although fast adversarial training has demonstrated both robustness and efficiency, the problem of "catastrophic overfitting" has been observed. This is a phenomenon in which, during single-step adversarial training, the robust accuracy…

机器学习 · 计算机科学 2020-12-16 Hoki Kim , Woojin Lee , Jaewook Lee

Adversarial training (AT) with samples generated by Fast Gradient Sign Method (FGSM), also known as FGSM-AT, is a computationally simple method to train robust networks. However, during its training procedure, an unstable mode of…

计算机视觉与模式识别 · 计算机科学 2022-09-07 Zichao Li , Li Liu , Zeyu Wang , Yuyin Zhou , Cihang Xie

There has been a recent surge in single-step adversarial training as it shows robustness and efficiency. However, a phenomenon referred to as ``catastrophic overfitting" has been observed, which is prevalent in single-step defenses and may…

机器学习 · 计算机科学 2022-10-12 Zhuorong Li , Daiwei Yu

Deep neural networks are easily fooled by small perturbations known as adversarial attacks. Adversarial Training (AT) is a technique that approximately solves a robust optimization problem to minimize the worst-case loss and is widely…

机器学习 · 计算机科学 2022-03-28 Theodoros Tsiligkaridis , Jay Roberts

Although fast adversarial training provides an efficient approach for building robust networks, it may suffer from a serious problem known as catastrophic overfitting (CO), where multi-step robust accuracy suddenly collapses to zero. In…

机器学习 · 计算机科学 2023-03-27 Zhengbao He , Tao Li , Sizhe Chen , Xiaolin Huang

Adversarial training (AT) is a widely recognized defense mechanism to gain the robustness of deep neural networks against adversarial attacks. It is built on min-max optimization (MMO), where the minimizer (i.e., defender) seeks a robust…

机器学习 · 计算机科学 2022-10-06 Yihua Zhang , Guanhua Zhang , Prashant Khanduri , Mingyi Hong , Shiyu Chang , Sijia Liu

Adversarial training is a cornerstone of robust deep learning, but fast methods like the Fast Gradient Sign Method (FGSM) often suffer from Catastrophic Overfitting (CO), where models become robust to single-step attacks but fail against…

机器学习 · 计算机科学 2026-05-19 Fares B. Mehouachi , Saif Eddin Jabari

Many adversarial defense methods have been proposed to enhance the adversarial robustness of natural language processing models. However, most of them introduce additional pre-set linguistic knowledge and assume that the synonym candidates…

计算与语言 · 计算机科学 2024-02-28 Yichen Yang , Xin Liu , Kun He

A recent line of work focused on making adversarial training computationally efficient for deep learning models. In particular, Wong et al. (2020) showed that $\ell_\infty$-adversarial training with fast gradient sign method (FGSM) can fail…

机器学习 · 计算机科学 2020-10-27 Maksym Andriushchenko , Nicolas Flammarion
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