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相关论文: Real-world Adversarial Defense against Patch Attac…

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Facial attribute editing aims to modify target attributes while preserving attribute-irrelevant content and overall image fidelity. Existing GAN-based methods provide favorable controllability, but often suffer from weak alignment between…

计算机视觉与模式识别 · 计算机科学 2026-04-24 Wenmin Huang , Weiqi Luo , Xiaochun Cao , Jiwu Huang

Deep neural networks have been shown vulnerable toadversarial patches, where exotic patterns can resultin models wrong prediction. Nevertheless, existing ap-proaches to adversarial patch generation hardly con-sider the contextual…

计算机视觉与模式识别 · 计算机科学 2021-04-28 Jinqi Luo , Tao Bai , Jun Zhao

Recent developments in text-to-image models, particularly Stable Diffusion, have marked significant achievements in various applications. With these advancements, there are growing safety concerns about the vulnerability of the model that…

计算机视觉与模式识别 · 计算机科学 2024-01-18 Chenyu Zhang , Lanjun Wang , Anan Liu

Adversarial attacks induce misclassification by introducing subtle perturbations. Recently, diffusion models are applied to the image classifiers to improve adversarial robustness through adversarial training or by purifying adversarial…

计算机视觉与模式识别 · 计算机科学 2024-05-21 Yujie Li , Yanbin Wang , Haitao Xu , Bin Liu , Jianguo Sun , Zhenhao Guo , Wenrui Ma

Machine learning with deep neural networks (DNNs) has become one of the foundation techniques in many safety-critical systems, such as autonomous vehicles and medical diagnosis systems. DNN-based systems, however, are known to be vulnerable…

密码学与安全 · 计算机科学 2022-01-25 Yijun Yang , Ruiyuan Gao , Yu Li , Qiuxia Lai , Qiang Xu

Adversarial attacks have the potential to mislead deep neural network classifiers by introducing slight perturbations. Developing algorithms that can mitigate the effects of these attacks is crucial for ensuring the safe use of artificial…

机器学习 · 计算机科学 2023-10-31 Boya Zhang , Weijian Luo , Zhihua Zhang

Adversarial patch attacks are among one of the most practical threat models against real-world computer vision systems. This paper studies certified and empirical defenses against patch attacks. We begin with a set of experiments showing…

密码学与安全 · 计算机科学 2020-09-28 Ping-Yeh Chiang , Renkun Ni , Ahmed Abdelkader , Chen Zhu , Christoph Studer , Tom Goldstein

Anomaly detection in complex, high-dimensional data, such as UAV sensor readings, is essential for operational safety but challenging for existing methods due to their limited sensitivity, scalability, and inability to capture intricate…

机器学习 · 计算机科学 2025-10-28 Mingze Gong , Juan Du , Jianbang You

Anomaly detection in multivariate time series data is of paramount importance for ensuring the efficient operation of large-scale systems across diverse domains. However, accurately detecting anomalies in such data poses significant…

Physical adversarial attacks have put a severe threat to DNN-based object detectors. To enhance security, a combination of visible and infrared sensors is deployed in various scenarios, which has proven effective in disabling existing…

计算机视觉与模式识别 · 计算机科学 2023-07-28 Xingxing Wei , Yao Huang , Yitong Sun , Jie Yu

Face recognition (FR) systems powered by deep learning have become widely used in various applications. However, they are vulnerable to adversarial attacks, especially those based on local adversarial patches that can be physically applied…

计算机视觉与模式识别 · 计算机科学 2023-11-30 Xiaoliang Liu , Furao Shen , Jian Zhao , Changhai Nie

To assess the vulnerability of deep learning in the physical world, recent works introduce adversarial patches and apply them on different tasks. In this paper, we propose another kind of adversarial patch: the Meaningful Adversarial…

计算机视觉与模式识别 · 计算机科学 2022-12-20 Xingxing Wei , Ying Guo , Jie Yu

Recent studies show that diffusion models (DMs) are vulnerable to backdoor attacks. Existing backdoor attacks impose unconcealed triggers (e.g., a gray box and eyeglasses) that contain evident patterns, rendering remarkable attack effects…

密码学与安全 · 计算机科学 2025-03-03 Yuning Han , Bingyin Zhao , Rui Chu , Feng Luo , Biplab Sikdar , Yingjie Lao

The success of diffusion models has enabled effortless, high-quality image modifications that precisely align with users' intentions, thereby raising concerns about their potential misuse by malicious actors. Previous studies have attempted…

计算机视觉与模式识别 · 计算机科学 2025-08-25 Hohyun Na , Seunghoo Hong , Simon S. Woo

Ensuring the reliability of face recognition systems against presentation attacks necessitates the deployment of face anti-spoofing techniques. Despite considerable advancements in this domain, the ability of even the most state-of-the-art…

计算机视觉与模式识别 · 计算机科学 2024-04-26 Jiawei Chen , Xiao Yang , Heng Yin , Mingzhi Ma , Bihui Chen , Jianteng Peng , Yandong Guo , Zhaoxia Yin , Hang Su

It has been recognized that the data generated by the denoising diffusion probabilistic model (DDPM) improves adversarial training. After two years of rapid development in diffusion models, a question naturally arises: can better diffusion…

计算机视觉与模式识别 · 计算机科学 2023-06-02 Zekai Wang , Tianyu Pang , Chao Du , Min Lin , Weiwei Liu , Shuicheng Yan

The rapid evolution of deepfake technologies demands robust and reliable face forgery detection algorithms. While determining whether an image has been manipulated remains essential, the ability to precisely localize forgery clues is also…

计算机视觉与模式识别 · 计算机科学 2025-12-01 Siran Peng , Haoyuan Zhang , Li Gao , Tianshuo Zhang , Xiangyu Zhu , Bao Li , Weisong Zhao , Zhen Lei

Deep Neural Networks (DNNs) have recently made significant progress in many fields. However, studies have shown that DNNs are vulnerable to adversarial examples, where imperceptible perturbations can greatly mislead DNNs even if the full…

计算机视觉与模式识别 · 计算机科学 2023-05-09 Zhaoxia Yin , Shaowei Zhu , Hang Su , Jianteng Peng , Wanli Lyu , Bin Luo

This paper presents a novel patch-based adversarial attack pipeline that trains adversarial patches on 3D human meshes. We sample triangular faces on a reference human mesh, and create an adversarial texture atlas over those faces. The…

计算机视觉与模式识别 · 计算机科学 2021-04-23 Arman Maesumi , Mingkang Zhu , Yi Wang , Tianlong Chen , Zhangyang Wang , Chandrajit Bajaj

Security concerns surrounding text-to-image diffusion models have driven researchers to unlearn inappropriate concepts through fine-tuning. Recent fine-tuning methods typically align the prediction distributions of unsafe prompts with those…

机器学习 · 计算机科学 2025-01-03 Mengnan Zhao , Lihe Zhang , Xingyi Yang , Tianhang Zheng , Baocai Yin