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Related papers: Harmonic Adversarial Attack Method

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A single perturbation can pose the most natural images to be misclassified by classifiers. In black-box setting, current universal adversarial attack methods utilize substitute models to generate the perturbation, then apply the…

Computer Vision and Pattern Recognition · Computer Science 2021-01-06 Jing Wu , Mingyi Zhou , Shuaicheng Liu , Yipeng Liu , Ce Zhu

Fooling people with highly realistic fake images generated with Deepfake or GANs brings a great social disturbance to our society. Many methods have been proposed to detect fake images, but they are vulnerable to adversarial perturbations…

Computer Vision and Pattern Recognition · Computer Science 2021-06-04 Quanyu Liao , Yuezun Li , Xin Wang , Bin Kong , Bin Zhu , Siwei Lyu , Youbing Yin , Qi Song , Xi Wu

Image classification currently faces significant security challenges due to adversarial attacks, which consist of intentional alterations designed to deceive classification models based on artificial intelligence. This article explores an…

Neural and Evolutionary Computing · Computer Science 2025-07-18 Sergio Nesmachnow , Jamal Toutouh

The diffusion-based adversarial purification methods attempt to drown adversarial perturbations into a part of isotropic noise through the forward process, and then recover the clean images through the reverse process. Due to the lack of…

Computer Vision and Pattern Recognition · Computer Science 2025-12-09 Gaozheng Pei , Ke Ma , Yingfei Sun , Qianqian Xu , Qingming Huang

Generating adversarial examples is an intriguing problem and an important way of understanding the working mechanism of deep neural networks. Most existing approaches generated perturbations in the image space, i.e., each pixel can be…

Computer Vision and Pattern Recognition · Computer Science 2019-04-09 Xiaohui Zeng , Chenxi Liu , Yu-Siang Wang , Weichao Qiu , Lingxi Xie , Yu-Wing Tai , Chi Keung Tang , Alan L. Yuille

Adversarial attacks dramatically change the output of an otherwise accurate learning system using a seemingly inconsequential modification to a piece of input data. Paradoxically, empirical evidence indicates that even systems which are…

Machine Learning · Computer Science 2024-09-13 Oliver J. Sutton , Qinghua Zhou , Ivan Y. Tyukin , Alexander N. Gorban , Alexander Bastounis , Desmond J. Higham

Image matting and image harmonization are two important tasks in image composition. Image matting, aiming to achieve foreground boundary details, and image harmonization, aiming to make the background compatible with the foreground, are…

Computer Vision and Pattern Recognition · Computer Science 2021-08-16 Xuqian Ren , Yifan Liu , Chunlei Song

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…

Computer Vision and Pattern Recognition · Computer Science 2019-11-25 Haichao Zhang , Jianyu Wang

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…

Computer Vision and Pattern Recognition · Computer Science 2023-11-28 Sitong Liu , Zhichao Lian , Shuangquan Zhang , Liang Xiao

Face manipulation methods can be misused to affect an individual's privacy or to spread disinformation. To this end, we introduce a novel data-driven approach that produces image-specific perturbations which are embedded in the original…

Computer Vision and Pattern Recognition · Computer Science 2022-07-27 Shivangi Aneja , Lev Markhasin , Matthias Niessner

Convolutional neural networks have recently advanced the state of the art in many tasks including edge and object boundary detection. However, in this paper, we demonstrate that these edge detectors inherit a troubling property of neural…

Computer Vision and Pattern Recognition · Computer Science 2019-06-04 Christian Cosgrove , Alan L. Yuille

Adversarial perturbations are critical for certifying the robustness of deep learning models. A universal adversarial perturbation (UAP) can simultaneously attack multiple images, and thus offers a more unified threat model, obviating an…

Machine Learning · Computer Science 2022-08-19 Pu Zhao , Parikshit Ram , Songtao Lu , Yuguang Yao , Djallel Bouneffouf , Xue Lin , Sijia Liu

Recent studies show that well-devised perturbations on graph structures or node features can mislead trained Graph Neural Network (GNN) models. However, these methods often overlook practical assumptions, over-rely on heuristics, or…

Machine Learning · Computer Science 2024-08-21 Xiaodong Yang , Xiaoting Li , Huiyuan Chen , Yiwei Cai

It is not fully understood why adversarial examples can deceive neural networks and transfer between different networks. To elucidate this, several studies have hypothesized that adversarial perturbations, while appearing as noises, contain…

Machine Learning · Computer Science 2024-02-19 Soichiro Kumano , Hiroshi Kera , Toshihiko Yamasaki

Hashing images with a perceptual algorithm is a common approach to solving duplicate image detection problems. However, perceptual image hashing algorithms are differentiable, and are thus vulnerable to gradient-based adversarial attacks.…

Computer Vision and Pattern Recognition · Computer Science 2020-11-19 Brian Dolhansky , Cristian Canton Ferrer

We propose a novel approach for generating unrestricted adversarial examples by manipulating fine-grained aspects of image generation. Unlike existing unrestricted attacks that typically hand-craft geometric transformations, we learn…

Computer Vision and Pattern Recognition · Computer Science 2020-10-23 Omid Poursaeed , Tianxing Jiang , Yordanos Goshu , Harry Yang , Serge Belongie , Ser-Nam Lim

Machine learning systems based on deep neural networks, being able to produce state-of-the-art results on various perception tasks, have gained mainstream adoption in many applications. However, they are shown to be vulnerable to…

Machine Learning · Computer Science 2018-01-16 Bo Luo , Yannan Liu , Lingxiao Wei , Qiang Xu

We introduce a new attack paradigm that embeds hidden adversarial capabilities directly into diffusion models via fine-tuning, without altering their observable behavior or requiring modifications during inference. Unlike prior approaches…

Machine Learning · Computer Science 2025-04-15 Lucas Beerens , Desmond J. Higham

Adversarial attack is commonly regarded as a huge threat to neural networks because of misleading behavior. This paper presents an opposite perspective: adversarial attacks can be harnessed to improve neural models if amended correctly.…

Artificial Intelligence · Computer Science 2023-05-19 Chong Yu , Tao Chen , Zhongxue Gan

Images perturbed subtly to be misclassified by neural networks, called adversarial examples, have emerged as a technically deep challenge and an important concern for several application domains. Most research on adversarial examples takes…

Computer Vision and Pattern Recognition · Computer Science 2019-04-05 Mahmood Sharif , Sruti Bhagavatula , Lujo Bauer , Michael K. Reiter