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Neural networks are susceptible to adversarial examples-small input perturbations that cause models to fail. Adversarial training is one of the solutions that stops adversarial examples; models are exposed to attacks during training and…

机器学习 · 计算机科学 2022-07-05 Maximilian Kaufmann , Yiren Zhao , Ilia Shumailov , Robert Mullins , Nicolas Papernot

We have widely observed that neural networks are vulnerable to small additive perturbations to the input causing misclassification. In this paper, we focus on the $\ell_0$-bounded adversarial attacks, and aim to theoretically characterize…

机器学习 · 计算机科学 2024-02-07 Payam Delgosha , Hamed Hassani , Ramtin Pedarsani

Adversarial attacks have been shown to be highly effective at degrading the performance of deep neural networks (DNNs). The most prominent defense is adversarial training, a method for learning a robust model. Nevertheless, adversarial…

计算机视觉与模式识别 · 计算机科学 2021-09-07 Uriya Pesso , Koby Bibas , Meir Feder

Adversarial training is a widely used method to improve the robustness of deep neural networks (DNNs) over adversarial perturbations. However, it is empirically observed that adversarial training on over-parameterized networks often suffers…

机器学习 · 统计学 2024-01-25 Zhongjie Shi , Fanghui Liu , Yuan Cao , Johan A. K. Suykens

Adversarial training has proven to be effective in hardening networks against adversarial examples. However, the gained robustness is limited by network capacity and number of training samples. Consequently, to build more robust models, it…

机器学习 · 计算机科学 2020-06-02 Zheng Xu , Ali Shafahi , Tom Goldstein

Adversarial examples are a pervasive phenomenon of machine learning models where seemingly imperceptible perturbations to the input lead to misclassifications for otherwise statistically accurate models. We propose a geometric framework,…

机器学习 · 计算机科学 2019-05-06 Marc Khoury , Dylan Hadfield-Menell

Stability analysis is an essential aspect of studying the generalization ability of deep learning, as it involves deriving generalization bounds for stochastic gradient descent-based training algorithms. Adversarial training is the most…

机器学习 · 计算机科学 2024-01-09 Yihan Wang , Shuang Liu , Xiao-Shan Gao

Adversarial examples are carefully perturbed in-puts for fooling machine learning models. A well-acknowledged defense method against such examples is adversarial training, where adversarial examples are injected into training data to…

机器学习 · 计算机科学 2019-05-17 Bai Li , Changyou Chen , Wenlin Wang , Lawrence Carin

Neural networks have a number of shortcomings. Amongst the severest ones is the sensitivity to distribution shifts which allows models to be easily fooled into wrong predictions by small perturbations to inputs that are often imperceivable…

计算机视觉与模式识别 · 计算机科学 2023-03-23 Paul Gavrikov , Janis Keuper , Margret Keuper

To train a deep neural network to mimic the outcomes of processing sequences, a version of Conditional Generalized Adversarial Network (CGAN) can be used. It has been observed by others that CGAN can help to improve the results even for…

Adversarial examples are maliciously tweaked images that can easily fool machine learning techniques, such as neural networks, but they are normally not visually distinguishable for human beings. One of the main approaches to solve this…

计算机视觉与模式识别 · 计算机科学 2018-09-11 Zukang Liao

Modern machine learning and deep learning models are shown to be vulnerable when testing data are slightly perturbed. Existing theoretical studies of adversarial training algorithms mostly focus on either adversarial training losses or…

机器学习 · 统计学 2021-04-07 Yue Xing , Qifan Song , Guang Cheng

Deep neural networks (DNNs) have set benchmarks on a wide array of supervised learning tasks. Trained DNNs, however, often lack robustness to minor adversarial perturbations to the input, which undermines their true practicality. Recent…

机器学习 · 计算机科学 2018-11-20 Farzan Farnia , Jesse M. Zhang , David Tse

Most previous works usually explained adversarial examples from several specific perspectives, lacking relatively integral comprehension about this problem. In this paper, we present a systematic study on adversarial examples from three…

机器学习 · 计算机科学 2019-03-01 Ke Sun , Zhanxing Zhu , Zhouchen Lin

Adversarial training provides a means of regularizing supervised learning algorithms while virtual adversarial training is able to extend supervised learning algorithms to the semi-supervised setting. However, both methods require making…

机器学习 · 统计学 2021-11-17 Takeru Miyato , Andrew M. Dai , Ian Goodfellow

Adversarial training is an effective method to train deep learning models that are resilient to norm-bounded perturbations, with the cost of nominal performance drop. While adversarial training appears to enhance the robustness and safety…

机器学习 · 计算机科学 2021-03-16 Mathias Lechner , Ramin Hasani , Radu Grosu , Daniela Rus , Thomas A. Henzinger

The field of adversarial robustness has attracted significant attention in machine learning. Contrary to the common approach of training models that are accurate in average case, it aims at training models that are accurate for worst case…

机器学习 · 计算机科学 2020-10-12 Oriol Barbany Mayor

Deep networks are well-known to be fragile to adversarial attacks, and adversarial training is one of the most popular methods used to train a robust model. To take advantage of unlabeled data, recent works have applied adversarial training…

机器学习 · 计算机科学 2023-02-22 Xin Zou , Weiwei Liu

While adversarial training methods have significantly improved the robustness of deep neural networks against norm-bounded adversarial perturbations, the generalization gap between their performance on training and test data is considerably…

机器学习 · 计算机科学 2025-01-08 Xiwei Cheng , Kexin Fu , Farzan Farnia

Adversarial training is by far the most successful strategy for improving robustness of neural networks to adversarial attacks. Despite its success as a defense mechanism, adversarial training fails to generalize well to unperturbed test…

机器学习 · 计算机科学 2019-10-18 Yogesh Balaji , Tom Goldstein , Judy Hoffman