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Adversarial training is a technique for training robust machine learning models. To encourage robustness, it iteratively computes adversarial examples for the model, and then re-trains on these examples via some update rule. This work…

机器学习 · 计算机科学 2019-05-23 Zachary Charles , Shashank Rajput , Stephen Wright , Dimitris Papailiopoulos

Many state-of-the-art adversarial training methods for deep learning leverage upper bounds of the adversarial loss to provide security guarantees against adversarial attacks. Yet, these methods rely on convex relaxations to propagate lower…

机器学习 · 计算机科学 2023-04-07 Dimitris Bertsimas , Xavier Boix , Kimberly Villalobos Carballo , Dick den Hertog

Adversarial training, which is to enhance robustness against adversarial attacks, has received much attention because it is easy to generate human-imperceptible perturbations of data to deceive a given deep neural network. In this paper, we…

机器学习 · 统计学 2023-06-02 Dongyoon Yang , Insung Kong , Yongdai Kim

Neural retrieval models have acquired significant effectiveness gains over the last few years compared to term-based methods. Nevertheless, those models may be brittle when faced to typos, distribution shifts or vulnerable to malicious…

信息检索 · 计算机科学 2023-01-26 Simon Lupart , Stéphane Clinchant

Deep neural network models are used today in various applications of artificial intelligence, the strengthening of which, in the face of adversarial attacks is of particular importance. An appropriate solution to adversarial attacks is…

计算机视觉与模式识别 · 计算机科学 2022-02-16 Mohammad Khalooei , Mohammad Mehdi Homayounpour , Maryam Amirmazlaghani

Adversarial training (AT) methods are effective against adversarial attacks, yet they introduce severe disparity of accuracy and robustness between different classes, known as the robust fairness problem. Previously proposed Fair Robust…

机器学习 · 计算机科学 2022-09-19 Chunyu Sun , Chenye Xu , Chengyuan Yao , Siyuan Liang , Yichao Wu , Ding Liang , XiangLong Liu , Aishan Liu

Adversarial training based on the minimax formulation is necessary for obtaining adversarial robustness of trained models. However, it is conservative or even pessimistic so that it sometimes hurts the natural generalization. In this paper,…

机器学习 · 计算机科学 2020-09-08 Jingfeng Zhang , Xilie Xu , Bo Han , Gang Niu , Lizhen Cui , Masashi Sugiyama , Mohan Kankanhalli

As powerful Large Language Models (LLMs) are now widely used for numerous practical applications, their safety is of critical importance. While alignment techniques have significantly improved overall safety, LLMs remain vulnerable to…

机器学习 · 计算机科学 2024-10-28 Samuel Jacob Chacko , Sajib Biswas , Chashi Mahiul Islam , Fatema Tabassum Liza , Xiuwen Liu

Despite remarkable achievements in deep learning across various domains, its inherent vulnerability to adversarial examples still remains a critical concern for practical deployment. Adversarial training has emerged as one of the most…

机器学习 · 计算机科学 2024-11-06 Junhao Dong , Xinghua Qu , Z. Jane Wang , Yew-Soon Ong

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

Noisy labels (NL) and adversarial examples both undermine trained models, but interestingly they have hitherto been studied independently. A recent adversarial training (AT) study showed that the number of projected gradient descent (PGD)…

机器学习 · 计算机科学 2021-02-10 Jianing Zhu , Jingfeng Zhang , Bo Han , Tongliang Liu , Gang Niu , Hongxia Yang , Mohan Kankanhalli , Masashi Sugiyama

How can we make machine learning provably robust against adversarial examples in a scalable way? Since certified defense methods, which ensure $\epsilon$-robust, consume huge resources, they can only achieve small degree of robustness in…

机器学习 · 计算机科学 2018-11-21 Hajime Ono , Tsubasa Takahashi , Kazuya Kakizaki

Adversarially robust models are locally smooth around each data sample so that small perturbations cannot drastically change model outputs. In modern systems, such smoothness is usually obtained via Adversarial Training, which explicitly…

机器学习 · 计算机科学 2024-10-01 Adrián Rodríguez-Muñoz , Tongzhou Wang , Antonio Torralba

Owing to security implications of adversarial vulnerability, adversarial robustness of deep metric learning models has to be improved. In order to avoid model collapse due to excessively hard examples, the existing defenses dismiss the…

机器学习 · 计算机科学 2022-03-04 Mo Zhou , Vishal M. Patel

Adversarial training is a widely used strategy for making neural networks resistant to adversarial perturbations. For a neural network of width $m$, $n$ input training data in $d$ dimension, it takes $\Omega(mnd)$ time cost per training…

机器学习 · 计算机科学 2022-08-11 Yeqi Gao , Lianke Qin , Zhao Song , Yitan Wang

Existing models that achieve state-of-the-art (SOTA) performance on both clean and adversarially-perturbed images rely on convolution operations conditioned with feature-wise linear modulation (FiLM) layers. These layers require many new…

计算机视觉与模式识别 · 计算机科学 2022-04-04 Souvik Kundu , Sairam Sundaresan , Massoud Pedram , Peter A. Beerel

Conventional adversarial training methods using attacks that manipulate the pixel value directly and individually, leading to models that are less robust in face of spatial transformation-based attacks. In this paper, we propose a joint…

计算机视觉与模式识别 · 计算机科学 2019-08-01 Haichao Zhang , Jianyu Wang

Adversarial training methods commonly generate independent initial perturbation for adversarial samples from a simple uniform distribution, and obtain the training batch for the classifier without selection. In this work, we propose a…

机器学习 · 计算机科学 2024-06-07 Yinting Wu , Pai Peng , Bo Cai , Le Li , .

We introduce a feature scattering-based adversarial training approach for improving model robustness against adversarial attacks. Conventional adversarial training approaches leverage a supervised scheme (either targeted or non-targeted) in…

计算机视觉与模式识别 · 计算机科学 2019-11-25 Haichao Zhang , Jianyu Wang

It has been demonstrated that very simple attacks can fool highly-sophisticated neural network architectures. In particular, so-called adversarial examples, constructed from perturbations of input data that are small or imperceptible to…

密码学与安全 · 计算机科学 2019-04-09 N. Benjamin Erichson , Zhewei Yao , Michael W. Mahoney