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Adversarial examples are typically constructed by perturbing an existing data point within a small matrix norm, and current defense methods are focused on guarding against this type of attack. In this paper, we propose unrestricted…

机器学习 · 计算机科学 2018-12-04 Yang Song , Rui Shu , Nate Kushman , Stefano Ermon

Adversarial attacks involve adding, small, often imperceptible, perturbations to inputs with the goal of getting a machine learning model to misclassifying them. While many different adversarial attack strategies have been proposed on image…

计算机视觉与模式识别 · 计算机科学 2018-06-01 Avishek Joey Bose , Parham Aarabi

The deep neural network is vulnerable to adversarial examples. Adding imperceptible adversarial perturbations to images is enough to make them fail. Most existing research focuses on attacking image classifiers or anchor-based object…

计算机视觉与模式识别 · 计算机科学 2020-10-28 Quanyu Liao , Xin Wang , Bin Kong , Siwei Lyu , Youbing Yin , Qi Song , Xi Wu

Traditional adversarial examples are typically generated by adding perturbation noise to the input image within a small matrix norm. In practice, un-restricted adversarial attack has raised great concern and presented a new threat to the AI…

计算机视觉与模式识别 · 计算机科学 2021-08-26 Wenzhao Xiang , Chang Liu , Shibao Zheng

Machine learning models have demonstrated vulnerability to adversarial attacks, more specifically misclassification of adversarial examples. In this paper, we investigate an attack-agnostic defense against adversarial attacks on…

计算机视觉与模式识别 · 计算机科学 2022-03-07 Shuo Wang , Surya Nepal , Alsharif Abuadbba , Carsten Rudolph , Marthie Grobler

Recently, deep neural networks have significant progress and successful application in various fields, but they are found vulnerable to attack instances, e.g., adversarial examples. State-of-art attack methods can generate attack images by…

机器学习 · 计算机科学 2019-03-19 Ping Yu , Kaitao Song , Jianfeng Lu

In adversarial attacks intended to confound deep learning models, most studies have focused on limiting the magnitude of the modification so that humans do not notice the attack. On the other hand, during an attack against autonomous cars,…

机器学习 · 计算机科学 2019-11-21 Hiromu Yakura , Youhei Akimoto , Jun Sakuma

Deep learning is found to be vulnerable to adversarial examples. However, its adversarial susceptibility in image caption generation is under-explored. We study adversarial examples for vision and language models, which typically adopt an…

计算机视觉与模式识别 · 计算机科学 2021-07-08 Nayyer Aafaq , Naveed Akhtar , Wei Liu , Mubarak Shah , Ajmal Mian

We propose a new type of attack for finding adversarial examples for image classifiers. Our method exploits spanners, i.e. deep neural networks whose input space is low-dimensional and whose output range approximates the set of images of…

计算机视觉与模式识别 · 计算机科学 2019-07-11 Ajil Jalal , Andrew Ilyas , Constantinos Daskalakis , Alexandros G. Dimakis

Recent advances in mechanistic interpretability suggest that intermediate attention layers encode token-level hypotheses that are iteratively refined toward the final output. In this work, we exploit this property to generate adversarial…

计算与语言 · 计算机科学 2026-01-01 Kaustubh Dhole

Adversarial perturbation of images, in which a source image is deliberately modified with the intent of causing a classifier to misclassify the image, provides important insight into the robustness of image classifiers. In this work we…

计算机视觉与模式识别 · 计算机科学 2021-03-24 Robert Bassett , Mitchell Graves , Patrick Reilly

In this paper we investigate the vulnerability that facial recognition systems present to adversarial examples by introducing a new methodology from the attacker perspective. The technique is based on the use of the autoencoder latent…

计算机视觉与模式识别 · 计算机科学 2024-04-30 Marina Fuster , Ignacio Vidaurreta

It has been shown that most machine learning algorithms are susceptible to adversarial perturbations. Slightly perturbing an image in a carefully chosen direction in the image space may cause a trained neural network model to misclassify…

计算机视觉与模式识别 · 计算机科学 2017-07-13 Jiajun Lu , Hussein Sibai , Evan Fabry , David Forsyth

In spite of the enormous success of neural networks, adversarial examples remain a relatively weakly understood feature of deep learning systems. There is a considerable effort in both building more powerful adversarial attacks and…

机器学习 · 计算机科学 2022-08-16 Maciej Żelaszczyk , Jacek Mańdziuk

Compared with traditional machine learning models, deep neural networks perform better, especially in image classification tasks. However, they are vulnerable to adversarial examples. Adding small perturbations on examples causes a…

计算机视觉与模式识别 · 计算机科学 2020-06-24 Zifei Zhang , Kai Qiao , Lingyun Jiang , Linyuan Wang , Bin Yan

Adding perturbations via utilizing auxiliary gradient information or discarding existing details of the benign images are two common approaches for generating adversarial examples. Though visual imperceptibility is the desired property of…

计算机视觉与模式识别 · 计算机科学 2023-01-18 Zihan Chen , Ziyue Wang , Junjie Huang , Wentao Zhao , Xiao Liu , Dejian Guan

Adversarial examples are perturbed inputs which can cause a serious threat for machine learning models. Finding these perturbations is such a hard task that we can only use the iterative methods to traverse. For computational efficiency,…

计算机视觉与模式识别 · 计算机科学 2020-06-11 Xiaofeng Mao , Yuefeng Chen , Yuhong Li , Yuan He , Hui Xue

The great success of convolutional neural networks has caused a massive spread of the use of such models in a large variety of Computer Vision applications. However, these models are vulnerable to certain inputs, the adversarial examples,…

计算机视觉与模式识别 · 计算机科学 2018-12-11 Stefanos Pertigkiozoglou , Petros Maragos

In predictive process monitoring, predictive models are vulnerable to adversarial attacks, where input perturbations can lead to incorrect predictions. Unlike in computer vision, where these perturbations are designed to be imperceptible to…

机器学习 · 计算机科学 2024-11-22 Alexander Stevens , Jari Peeperkorn , Johannes De Smedt , Jochen De Weerdt

Neural network based classifiers are still prone to manipulation through adversarial perturbations. State of the art attacks can overcome most of the defense or detection mechanisms suggested so far, and adversaries have the upper hand in…

机器学习 · 计算机科学 2018-12-05 Ziv Katzir , Yuval Elovici