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Related papers: Diffusion Models for Adversarial Purification

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Recently, text-to-image generative models have been misused to create unauthorized malicious images of individuals, posing a growing social problem. Previous solutions, such as Anti-DreamBooth, add adversarial noise to images to protect…

Computer Vision and Pattern Recognition · Computer Science 2024-11-05 Takuto Onikubo , Yusuke Matsui

Deep learning models are known to be vulnerable to adversarial attacks by injecting sophisticated designed perturbations to input data. Training-time defenses still exhibit a significant performance gap between natural accuracy and robust…

Machine Learning · Computer Science 2025-05-20 Cheng-Han Yeh , Kuanchun Yu , Chun-Shien Lu

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

The global deployment of the phasor measurement units (PMUs) enables real-time monitoring of the power system, which has stimulated considerable research into machine learning-based models for event detection and classification. However,…

Systems and Control · Electrical Eng. & Systems 2023-11-14 Yuanbin Cheng , Koji Yamashita , Jim Follum , Nanpeng Yu

Adversarial purification is a successful defense mechanism against adversarial attacks without requiring knowledge of the form of the incoming attack. Generally, adversarial purification aims to remove the adversarial perturbations…

Computation and Language · Computer Science 2023-05-04 Linyang Li , Demin Song , Xipeng Qiu

Deep learning models are vulnerable to adversarial examples and make incomprehensible mistakes, which puts a threat on their real-world deployment. Combined with the idea of adversarial training, preprocessing-based defenses are popular and…

Computer Vision and Pattern Recognition · Computer Science 2021-10-18 Tao Bai , Jun Zhao , Lanqing Guo , Bihan Wen

Unrestricted adversarial attacks present a serious threat to deep learning models and adversarial defense techniques. They pose severe security problems for deep learning applications because they can effectively bypass defense mechanisms.…

Machine Learning · Computer Science 2024-07-16 Xuelong Dai , Kaisheng Liang , Bin Xiao

Diffusion models like Stable Diffusion have become prominent in visual synthesis tasks due to their powerful customization capabilities, which also introduce significant security risks, including deepfakes and copyright infringement. In…

Computer Vision and Pattern Recognition · Computer Science 2025-09-22 Wenkui Yang , Jie Cao , Junxian Duan , Ran He

Adversarial purification has achieved great success in combating adversarial image perturbations, which are usually assumed to be additive. However, non-additive adversarial perturbations such as blur, occlusion, and distortion are also…

Computer Vision and Pattern Recognition · Computer Science 2025-10-17 Junjie Nan , Jianing Li , Wei Chen , Mingkun Zhang , Xueqi Cheng

Adversarial evasion attacks pose significant threats to graph learning, with lines of studies that have improved the robustness of Graph Neural Networks (GNNs). However, existing works rely on priors about clean graphs or attacking…

Machine Learning · Computer Science 2025-02-10 Jiayi Luo , Qingyun Sun , Haonan Yuan , Xingcheng Fu , Jianxin Li

Diffusion models have been applied to improve adversarial robustness of image classifiers by purifying the adversarial noises or generating realistic data for adversarial training. However, diffusion-based purification can be evaded by…

Computer Vision and Pattern Recognition · Computer Science 2024-05-22 Huanran Chen , Yinpeng Dong , Zhengyi Wang , Xiao Yang , Chengqi Duan , Hang Su , Jun Zhu

We introduce the concept of deceptive diffusion -- training a generative AI model to produce adversarial images. Whereas a traditional adversarial attack algorithm aims to perturb an existing image to induce a misclassificaton, the…

Machine Learning · Computer Science 2024-07-01 Lucas Beerens , Catherine F. Higham , Desmond J. Higham

Deep Neural Networks (DNNs) are highly sensitive to imperceptible malicious perturbations, known as adversarial attacks. Following the discovery of this vulnerability in real-world imaging and vision applications, the associated safety…

Computer Vision and Pattern Recognition · Computer Science 2022-07-19 Tsachi Blau , Roy Ganz , Bahjat Kawar , Alex Bronstein , Michael Elad

Despite significant advances in the area, adversarial robustness remains a critical challenge in systems employing machine learning models. The removal of adversarial perturbations at inference time, known as adversarial purification, has…

Machine Learning · Computer Science 2026-03-31 Elias Collaert , Abel Rodríguez , Sander Joos , Lieven Desmet , Vera Rimmer

The presence of adversarial examples poses a significant threat to deep learning models and their applications. Existing defense methods provide certain resilience against adversarial examples, but often suffer from decreased accuracy and…

Cryptography and Security · Computer Science 2023-11-27 Jiahao Chen , Diqun Yan , Li Dong

Due to their powerful image generation capabilities, diffusion-based adversarial example generation methods through image editing are rapidly gaining popularity. However, due to reliance on the discriminative capability of the diffusion…

Computer Vision and Pattern Recognition · Computer Science 2025-07-01 Gaozheng Pei , Ke Ma , Dongpeng Zhang , Chengzhi Sun , Qianqian Xu , Qingming Huang

Adversarial attack methods for 3D point cloud classification reveal the vulnerabilities of point cloud recognition models. This vulnerability could lead to safety risks in critical applications that use deep learning models, such as…

Cryptography and Security · Computer Science 2025-07-30 Ruiyang Zhao , Bingbing Zhu , Chuxuan Tong , Xiaoyi Zhou , Xi Zheng

Diffusion models have recently gained traction as a powerful class of deep generative priors, excelling in a wide range of image restoration tasks due to their exceptional ability to model data distributions. To solve image restoration…

Image and Video Processing · Electrical Eng. & Systems 2025-06-10 Xiang Li , Soo Min Kwon , Shijun Liang , Ismail R. Alkhouri , Saiprasad Ravishankar , Qing Qu

Deep learning-based industrial anomaly detection models have achieved remarkably high accuracy on commonly used benchmark datasets. However, the robustness of those models may not be satisfactory due to the existence of adversarial…

Machine Learning · Computer Science 2024-08-12 Yuanpu Cao , Lu Lin , Jinghui Chen

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…

Cryptography and Security · Computer Science 2024-10-30 Hanrui Wang , Ruoxi Sun , Cunjian Chen , Minhui Xue , Lay-Ki Soon , Shuo Wang , Zhe Jin