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Given the increasing threat of adversarial attacks on deep neural networks (DNNs), research on efficient detection methods is more important than ever. In this work, we take a closer look at adversarial attack detection based on the class…

机器学习 · 计算机科学 2021-07-12 Tobias Uelwer , Felix Michels , Oliver De Candido

Deep learning-based malware detectors have been shown to be susceptible to adversarial malware examples, i.e. malware examples that have been deliberately manipulated in order to avoid detection. In light of the vulnerability of deep…

密码学与安全 · 计算机科学 2024-04-30 Daniel Gibert , Giulio Zizzo , Quan Le , Jordi Planes

Convolutional neural networks have outperformed humans in image recognition tasks, but they remain vulnerable to attacks from adversarial examples. Since these data are crafted by adding imperceptible noise to normal images, their existence…

计算机视觉与模式识别 · 计算机科学 2021-06-10 Heng Yin , Hengwei Zhang , Jindong Wang , Ruiyu Dou

Energy-based models parameterize the unnormalized log-probability of data samples, but there is a lack of guidance on how to construct the "energy". In this paper, we propose a Denoising-EBM which decomposes the image energy into "semantic…

计算机视觉与模式识别 · 计算机科学 2023-03-08 Weili Zeng

It is well known that a determined adversary can fool a neural network by making imperceptible adversarial perturbations to an image. Recent studies have shown that these perturbations can be detected even without information about the…

计算机视觉与模式识别 · 计算机科学 2018-07-30 Siddharth Krishna Kumar

We introduce an adversarial sample detection algorithm based on image residuals, specifically designed to guard against patch-based attacks. The image residual is obtained as the difference between an input image and a denoised version of…

计算机视觉与模式识别 · 计算机科学 2020-03-03 Marius Arvinte , Ahmed Tewfik , Sriram Vishwanath

Face authentication systems have brought significant convenience and advanced developments, yet they have become unreliable due to their sensitivity to inconspicuous perturbations, such as adversarial attacks. Existing defenses often…

密码学与安全 · 计算机科学 2024-10-30 Hanrui Wang , Ruoxi Sun , Cunjian Chen , Minhui Xue , Lay-Ki Soon , Shuo Wang , Zhe Jin

Artificial intelligence (AI) has been a topic of major research for many years. Especially, with the emergence of deep neural network (DNN), these studies have been tremendously successful. Today machines are capable of making faster, more…

计算机视觉与模式识别 · 计算机科学 2020-01-28 Ibrahim Yilmaz

We propose a test-time defense mechanism against adversarial attacks: imperceptible image perturbations that significantly alter the predictions of a model. Unlike existing methods that rely on feature filtering or smoothing, which can lead…

计算机视觉与模式识别 · 计算机科学 2025-10-06 Dong Lao , Yuxiang Zhang , Haniyeh Ehsani Oskouie , Yangchao Wu , Alex Wong , Stefano Soatto

Adversarial patch attacks pose a significant threat to the practical deployment of deep learning systems. However, existing research primarily focuses on image pre-processing defenses, which often result in reduced classification accuracy…

计算机视觉与模式识别 · 计算机科学 2024-02-12 Nandish Chattopadhyay , Amira Guesmi , Muhammad Shafique

Recently, researchers have started decomposing deep neural network models according to their semantics or functions. Recent work has shown the effectiveness of decomposed functional blocks for defending adversarial attacks, which add small…

机器学习 · 计算机科学 2019-05-10 Yuxian Qiu , Jingwen Leng , Cong Guo , Quan Chen , Chao Li , Minyi Guo , Yuhao Zhu

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

Target detection systems identify targets by localizing their coordinates on the input image of interest. This is ideally achieved by labeling each pixel in an image as a background or a potential target pixel. Deep Convolutional Neural…

人工智能 · 计算机科学 2021-08-31 Uche M. Osahor , Nasser M. Nasrabadi

Deep neural networks (DNNs) have risen to prominence as key solutions in numerous AI applications for earth observation (AI4EO). However, their susceptibility to adversarial examples poses a critical challenge, compromising the reliability…

计算机视觉与模式识别 · 计算机科学 2024-05-28 Weikang Yu , Yonghao Xu , Pedram Ghamisi

Deep neural networks (DNNs) have shown superior performance comparing to traditional image denoising algorithms. However, DNNs are inevitably vulnerable while facing adversarial attacks. In this paper, we propose an adversarial attack…

计算机视觉与模式识别 · 计算机科学 2026-05-01 Jie Ning , Jiebao Sun , Yao Li , Zhichang Guo , Wangmeng Zuo

Stable Diffusion (SD) often produces degraded outputs when the training dataset contains adversarial noise. Adversarial purification offers a promising solution by removing adversarial noise from contaminated data. However, existing…

计算机视觉与模式识别 · 计算机科学 2026-01-13 Li Zheng , Liangbin Xie , Jiantao Zhou , He YiMin

The convolutional neural network is the crucial tool for the recent success of deep learning based methods on various computer vision tasks like classification, segmentation, and detection. Convolutional neural networks achieved…

计算机视觉与模式识别 · 计算机科学 2019-03-28 Md Ashraful Alam Milton

Adversarial examples are perturbed inputs designed to fool machine learning models. Adversarial training injects such examples into training data to increase robustness. To scale this technique to large datasets, perturbations are crafted…

Vision Language Models (VLMs) have shown remarkable capabilities in multimodal understanding, yet their susceptibility to perturbations poses a significant threat to their reliability in real-world applications. Despite often being…

计算机视觉与模式识别 · 计算机科学 2025-06-05 Jia Fu , Yongtao Wu , Yihang Chen , Kunyu Peng , Xiao Zhang , Volkan Cevher , Sepideh Pashami , Anders Holst

This brief sketches initial progress towards a unified energy-based solution for the semi-supervised visual anomaly detection and localization problem. In this setup, we have access to only anomaly-free training data and want to detect and…

机器学习 · 计算机科学 2021-05-10 Ergin Utku Genc , Nilesh Ahuja , Ibrahima J Ndiour , Omesh Tickoo