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Adversarial training is wildly considered as one of the most effective way to defend against adversarial examples. However, existing adversarial training methods consume unbearable time, due to the fact that they need to generate…

机器学习 · 计算机科学 2021-03-10 Yaguan Qian , Qiqi Shao , Tengteng Yao , Bin Wang , Shouling Ji , Shaoning Zeng , Zhaoquan Gu , Wassim Swaileh

Despite extensive diagnostics and debugging by developers, AI systems sometimes exhibit harmful unintended behaviors. Finding and fixing these is challenging because the attack surface is so large -- it is not tractable to exhaustively…

密码学与安全 · 计算机科学 2025-07-30 Stephen Casper , Lennart Schulze , Oam Patel , Dylan Hadfield-Menell

In response to the threat of adversarial examples, adversarial training provides an attractive option for enhancing the model robustness by training models on online-augmented adversarial examples. However, most of the existing adversarial…

计算机视觉与模式识别 · 计算机科学 2021-12-02 Jia-Li Yin , Lehui Xie , Wanqing Zhu , Ximeng Liu , Bo-Hao Chen

Recent studies have found that removing the norm-bounded projection and increasing search steps in adversarial training can significantly improve robustness. However, we observe that a too large number of search steps can hurt accuracy. We…

计算与语言 · 计算机科学 2022-04-29 Bin Zhu , Zhaoquan Gu , Le Wang , Jinyin Chen , Qi Xuan

The fine-tuning of pre-trained language models has a great success in many NLP fields. Yet, it is strikingly vulnerable to adversarial examples, e.g., word substitution attacks using only synonyms can easily fool a BERT-based sentiment…

计算与语言 · 计算机科学 2021-12-23 Xinhsuai Dong , Luu Anh Tuan , Min Lin , Shuicheng Yan , Hanwang Zhang

In this paper, we study fast training of adversarially robust models. From the analyses of the state-of-the-art defense method, i.e., the multi-step adversarial training, we hypothesize that the gradient magnitude links to the model…

计算机视觉与模式识别 · 计算机科学 2019-08-02 Jianyu Wang , Haichao Zhang

Neural networks are vulnerable to adversarial attacks -- small visually imperceptible crafted noise which when added to the input drastically changes the output. The most effective method of defending against these adversarial attacks is to…

Adversarial Training (AT) has been shown to significantly enhance adversarial robustness via a min-max optimization approach. However, its effectiveness in video recognition tasks is hampered by two main challenges. First, fast adversarial…

计算机视觉与模式识别 · 计算机科学 2025-04-24 Songping Wang , Hanqing Liu , Yueming Lyu , Xiantao Hu , Ziwen He , Wei Wang , Caifeng Shan , Liang Wang

Adversarial training (AT) refers to integrating adversarial examples -- inputs altered with imperceptible perturbations that can significantly impact model predictions -- into the training process. Recent studies have demonstrated the…

机器学习 · 计算机科学 2024-10-22 Mengnan Zhao , Lihe Zhang , Jingwen Ye , Huchuan Lu , Baocai Yin , Xinchao Wang

Adversarial training is an effective defense method to protect classification models against adversarial attacks. However, one limitation of this approach is that it can require orders of magnitude additional training time due to high cost…

机器学习 · 计算机科学 2020-07-03 Haizhong Zheng , Ziqi Zhang , Juncheng Gu , Honglak Lee , Atul Prakash

Federated learning (FL) is one of the most important paradigms addressing privacy and data governance issues in machine learning (ML). Adversarial training has emerged, so far, as the most promising approach against evasion threats on ML…

机器学习 · 计算机科学 2020-12-04 Giulio Zizzo , Ambrish Rawat , Mathieu Sinn , Beat Buesser

Adversarial training is an approach of increasing the robustness of models to adversarial attacks by including adversarial examples in the training set. One major challenge of producing adversarial examples is to contain sufficient…

机器学习 · 计算机科学 2021-10-13 Tianjin Huang , Vlado Menkovski , Yulong Pei , Mykola Pechenizkiy

Despite federated learning endows distributed clients with a cooperative training mode under the premise of protecting data privacy and security, the clients are still vulnerable when encountering adversarial samples due to the lack of…

机器学习 · 计算机科学 2021-10-29 Shuang Luo , Didi Zhu , Zexi Li , Chao Wu

The vulnerability of deep neural network models to adversarial example attacks is a practical challenge in many artificial intelligence applications. A recent line of work shows that the use of randomization in adversarial training is the…

机器学习 · 计算机科学 2023-06-30 Jiahao Xie , Chao Zhang , Weijie Liu , Wensong Bai , Hui Qian

Adversarial training has become one of the most effective methods for improving robustness of neural networks. However, it often suffers from poor generalization on both clean and perturbed data. In this paper, we propose a new algorithm,…

机器学习 · 计算机科学 2020-02-19 Minhao Cheng , Qi Lei , Pin-Yu Chen , Inderjit Dhillon , Cho-Jui Hsieh

Adversarial training has achieved remarkable advancements in defending against adversarial attacks. Among them, fast adversarial training (FAT) is gaining attention for its ability to achieve competitive robustness with fewer computing…

计算机视觉与模式识别 · 计算机科学 2024-09-27 Chengze Jiang , Junkai Wang , Minjing Dong , Jie Gui , Xinli Shi , Yuan Cao , Yuan Yan Tang , James Tin-Yau Kwok

Federated Adversarial Training (FAT) can supplement robustness against adversarial examples to Federated Learning (FL), promoting a meaningful step toward trustworthy AI. However, FAT requires large models to preserve high accuracy while…

机器学习 · 计算机科学 2025-04-16 Minxue Tang , Yitu Wang , Jingyang Zhang , Louis DiValentin , Aolin Ding , Amin Hass , Yiran Chen , Hai "Helen" Li

Adversarial training, in which a network is trained on both adversarial and clean examples, is one of the most trusted defense methods against adversarial attacks. However, there are three major practical difficulties in implementing and…

机器学习 · 计算机科学 2019-10-11 Shixian Wen , Laurent Itti

Recent work has proposed several efficient approaches for generating gradient-based adversarial perturbations on embeddings and proved that the model's performance and robustness can be improved when they are trained with these contaminated…

计算与语言 · 计算机科学 2021-09-15 Yao Qiu , Jinchao Zhang , Jie Zhou

Adversarial training is widely acknowledged as the most effective defense against adversarial attacks. However, it is also well established that achieving both robustness and generalization in adversarially trained models involves a…

计算与语言 · 计算机科学 2023-12-12 Enes Altinisik , Hassan Sajjad , Husrev Taha Sencar , Safa Messaoud , Sanjay Chawla