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Deep neural networks obtain state-of-the-art performance on a series of tasks. However, they are easily fooled by adding a small adversarial perturbation to input. The perturbation is often human imperceptible on image data. We observe a…

机器学习 · 计算机科学 2019-06-11 Puyudi Yang , Jianbo Chen , Cho-Jui Hsieh , Jane-Ling Wang , Michael I. Jordan

Recent model inversion attack algorithms permit adversaries to reconstruct a neural network's private and potentially sensitive training data by repeatedly querying the network. In this work, we develop a novel network architecture that…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Sayanton V. Dibbo , Adam Breuer , Juston Moore , Michael Teti

Adversarial attacks on deep neural networks traditionally rely on a constrained optimization paradigm, where an optimization procedure is used to obtain a single adversarial perturbation for a given input example. In this work we frame the…

机器学习 · 计算机科学 2020-01-22 Avishek Joey Bose , Andre Cianflone , William L. Hamilton

White box adversarial perturbations are generated via iterative optimization algorithms most often by minimizing an adversarial loss on a $\ell_p$ neighborhood of the original image, the so-called distortion set. Constraining the…

机器学习 · 计算机科学 2021-02-16 Ehsan Kazemi , Thomas Kerdreux , Liquang Wang

Existing adversarial attacks often neglect perturbation sparsity, limiting their ability to model structural changes and to explain how deep neural networks (DNNs) process meaningful input patterns. We propose ATOS (Attack Through…

密码学与安全 · 计算机科学 2025-10-21 Alireza Heshmati , Saman Soleimani Roudi , Sajjad Amini , Shahrokh Ghaemmaghami , Farokh Marvasti

Deep neural networks are vulnerable to adversarial attacks, which can fool them by adding minuscule perturbations to the input images. The robustness of existing defenses suffers greatly under white-box attack settings, where an adversary…

计算机视觉与模式识别 · 计算机科学 2019-07-30 Aamir Mustafa , Salman Khan , Munawar Hayat , Roland Goecke , Jianbing Shen , Ling Shao

With the rapid advancement of deep learning, the model robustness has become a significant research hotspot, \ie, adversarial attacks on deep neural networks. Existing works primarily focus on image classification tasks, aiming to alter the…

计算机视觉与模式识别 · 计算机科学 2025-01-06 Yufei Song , Ziqi Zhou , Minghui Li , Xianlong Wang , Hangtao Zhang , Menghao Deng , Wei Wan , Shengshan Hu , Leo Yu Zhang

Nowadays, Deep learning techniques show dramatic performance on computer vision area, and they even outperform human. But it is also vulnerable to some small perturbation called an adversarial attack. This is a problem combined with the…

计算机视觉与模式识别 · 计算机科学 2020-04-08 Seungju Cho , Tae Joon Jun , Byungsoo Oh , Daeyoung Kim

Despite the great success of deep neural networks, the adversarial attack can cheat some well-trained classifiers by small permutations. In this paper, we propose another type of adversarial attack that can cheat classifiers by significant…

机器学习 · 计算机科学 2019-07-23 Sanli Tang , Xiaolin Huang , Mingjian Chen , Chengjin Sun , Jie Yang

Deep neural networks have been successfully applied in various machine learning tasks. However, studies show that neural networks are susceptible to adversarial attacks. This exposes a potential threat to neural network-based intelligent…

计算机视觉与模式识别 · 计算机科学 2024-01-30 Haimin Zhang , Min Xu

Image denoising can remove natural noise that widely exists in images captured by multimedia devices due to low-quality imaging sensors, unstable image transmission processes, or low light conditions. Recent works also find that image…

计算机视觉与模式识别 · 计算机科学 2021-08-25 Yupeng Cheng , Qing Guo , Felix Juefei-Xu , Wei Feng , Shang-Wei Lin , Weisi Lin , Yang Liu

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

Adversarial attacks meticulously generate minuscule, imperceptible perturbations to images to deceive neural networks. Counteracting these, adversarial purification methods seek to transform adversarial input samples into clean output…

计算机视觉与模式识别 · 计算机科学 2023-11-28 Sitong Liu , Zhichao Lian , Shuangquan Zhang , Liang Xiao

Deep neural networks are vulnerable to adversarial attacks. Most $L_{0}$-norm based white-box attacks craft perturbations by the gradient of models to the input. Since the computation cost and memory limitation of calculating the Hessian…

密码学与安全 · 计算机科学 2023-04-10 Jiebao Zhang , Wenhua Qian , Rencan Nie , Jinde Cao , Dan Xu

Deep neural networks are capable of state-of-the-art performance in many classification tasks. However, they are known to be vulnerable to adversarial attacks -- small perturbations to the input that lead to a change in classification. We…

人工智能 · 计算机科学 2023-06-06 Lucas Beerens , Desmond J. Higham

The research on the single image dehazing task has been widely explored. However, as far as we know, no comprehensive study has been conducted on the robustness of the well-trained dehazing models. Therefore, there is no evidence that the…

计算机视觉与模式识别 · 计算机科学 2024-02-16 Jie Gui , Xiaofeng Cong , Chengwei Peng , Yuan Yan Tang , James Tin-Yau Kwok

In recent years, adversarial attacks have drawn more attention for their value on evaluating and improving the robustness of machine learning models, especially, neural network models. However, previous attack methods have mainly focused on…

计算机视觉与模式识别 · 计算机科学 2021-04-29 Ruijun Gao , Qing Guo , Felix Juefei-Xu , Hongkai Yu , Wei Feng

Adversarial classification is the task of performing robust classification in the presence of a strategic attacker. Originating from information hiding and multimedia forensics, adversarial classification recently received a lot of…

密码学与安全 · 计算机科学 2018-03-12 Pascal Schöttle , Alexander Schlögl , Cecilia Pasquini , Rainer Böhme

Deep Neural Networks have demonstrated remarkable success in various domains but remain susceptible to adversarial examples, which are slightly altered inputs designed to induce misclassification. While adversarial attacks typically…

机器学习 · 计算机科学 2024-08-29 Weiyou Liu , Zhenyang Li , Weitong Chen

This is Btech thesis report on detection and purification of adverserially attacked images. A deep learning model is trained on certain training examples for various tasks such as classification, regression etc. By training, weights are…

机器学习 · 计算机科学 2022-05-18 Dvij Kalaria