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The adversarial vulnerability of deep neural networks (DNNs) has been actively investigated in the past several years. This paper investigates the scale-variant property of cross-entropy loss, which is the most commonly used loss function…

机器学习 · 计算机科学 2022-10-12 Ziquan Liu , Antoni B. Chan

According to recent studies, the vulnerability of state-of-the-art Neural Networks to adversarial input samples has increased drastically. A neural network is an intermediate path or technique by which a computer learns to perform tasks…

计算机视觉与模式识别 · 计算机科学 2022-03-22 Anirudh Yadav , Ashutosh Upadhyay , S. Sharanya

Neural networks are vulnerable to adversarial examples and researchers have proposed many heuristic attack and defense mechanisms. We address this problem through the principled lens of distributionally robust optimization, which guarantees…

机器学习 · 统计学 2020-05-04 Aman Sinha , Hongseok Namkoong , Riccardo Volpi , John Duchi

Machine learning is becoming ubiquitous. From finance to medicine, machine learning models are boosting decision-making processes and even outperforming humans in some tasks. This huge progress in terms of prediction quality does not…

Robustness against adversarial attack in neural networks is an important research topic in the machine learning community. We observe one major source of vulnerability of neural nets is from overparameterized fully-connected layers. In this…

机器学习 · 计算机科学 2021-02-01 Bingyuan Liu , Christopher Malon , Lingzhou Xue , Erik Kruus

Recurrent Neural Networks (RNNs) yield attractive properties for constructing Intrusion Detection Systems (IDSs) for network data. With the rise of ubiquitous Machine Learning (ML) systems, malicious actors have been catching up quickly to…

机器学习 · 计算机科学 2020-10-16 Alexander Hartl , Maximilian Bachl , Joachim Fabini , Tanja Zseby

We investigate the role of transferability of adversarial attacks in the observed vulnerabilities of Deep Neural Networks (DNNs). We demonstrate that introducing randomness to the DNN models is sufficient to defeat adversarial attacks,…

密码学与安全 · 计算机科学 2018-06-19 Yan Zhou , Murat Kantarcioglu , Bowei Xi

Following the recent adoption of deep neural networks (DNN) accross a wide range of applications, adversarial attacks against these models have proven to be an indisputable threat. Adversarial samples are crafted with a deliberate intention…

机器学习 · 计算机科学 2017-08-31 Valentina Zantedeschi , Maria-Irina Nicolae , Ambrish Rawat

Recent work on deep neural network pruning has shown there exist sparse subnetworks that achieve equal or improved accuracy, training time, and loss using fewer network parameters when compared to their dense counterparts. Orthogonal to…

机器学习 · 计算机科学 2019-12-06 Justin Cosentino , Federico Zaiter , Dan Pei , Jun Zhu

Neural networks have been shown vulnerable to a variety of adversarial algorithms. A crucial step to understanding the rationale for this lack of robustness is to assess the potential of the neural networks' representation to encode the…

计算机视觉与模式识别 · 计算机科学 2020-07-17 Shashank Kotyan , Danilo Vasconcellos Vargas , Moe Matsuki

A range of defense methods have been proposed to improve the robustness of neural networks on adversarial examples, among which provable defense methods have been demonstrated to be effective to train neural networks that are certifiably…

机器学习 · 计算机科学 2021-01-21 Mengting Xu , Tao Zhang , Zhongnian Li , Daoqiang Zhang

Adversarial attacks against neural networks in a regression setting are a critical yet understudied problem. In this work, we advance the state of the art by investigating adversarial attacks against regression networks and by formulating a…

机器学习 · 计算机科学 2018-12-10 Andre T. Nguyen , Edward Raff

With the increasing amount of available data and advances in computing capabilities, deep neural networks (DNNs) have been successfully employed to solve challenging tasks in various areas, including healthcare, climate, and finance.…

机器学习 · 计算机科学 2023-01-12 Marcele O. K. Mendonça , Javier Maroto , Pascal Frossard , Paulo S. R. Diniz

Recent studies have shown that attackers can catastrophically reduce the performance of GNNs by maliciously modifying the graph structure or node features on the graph. Adversarial training, which has been shown to be one of the most…

机器学习 · 计算机科学 2023-12-11 Xiaobing Pei , Haoran Yang , Gang Shen

Recent works have shown that deep neural networks are vulnerable to adversarial examples that find samples close to the original image but can make the model misclassify. Even with access only to the model's output, an attacker can employ…

机器学习 · 计算机科学 2023-10-03 Quang H. Nguyen , Yingjie Lao , Tung Pham , Kok-Seng Wong , Khoa D. Doan

Deep Learning (DL) is increasingly used in safety-critical applications, raising concerns about its reliability. DL suffers from a well-known problem of lacking robustness, especially when faced with adversarial perturbations known as…

软件工程 · 计算机科学 2023-09-06 Wei Huang , Xingyu Zhao , Alec Banks , Victoria Cox , Xiaowei Huang

Machine learning-based hardware malware detectors (HMDs) offer a potential game changing advantage in defending systems against malware. However, HMDs suffer from adversarial attacks, can be effectively reverse-engineered and subsequently…

密码学与安全 · 计算机科学 2021-03-15 Md Shohidul Islam , Ihsen Alouani , Khaled N. Khasawneh

As Dynamic Random Access Memories (DRAM) scale, they are becoming increasingly susceptible to Row Hammer. By rapidly activating rows of DRAM cells (aggressor rows), attackers can exploit inter-cell interference through Row Hammer to flip…

密码学与安全 · 计算机科学 2024-03-19 Jeonghyun Woo , Gururaj Saileshwar , Prashant J. Nair

The language models, especially the basic text classification models, have been shown to be susceptible to textual adversarial attacks such as synonym substitution and word insertion attacks. To defend against such attacks, a growing body…

密码学与安全 · 计算机科学 2024-06-12 Xinyu Zhang , Hanbin Hong , Yuan Hong , Peng Huang , Binghui Wang , Zhongjie Ba , Kui Ren

Implicit models such as Deep Equilibrium Models (DEQs) have emerged as promising alternative approaches for building deep neural networks. Their certified robustness has gained increasing research attention due to security concerns.…

机器学习 · 计算机科学 2024-11-05 Weizhi Gao , Zhichao Hou , Han Xu , Xiaorui Liu