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Although deep learning-based visual tracking methods have made significant progress, they exhibit vulnerabilities when facing carefully designed adversarial attacks, which can lead to a sharp decline in tracking performance. To address this…

计算机视觉与模式识别 · 计算机科学 2025-06-03 Long Xu , Peng Gao , Wen-Jia Tang , Fei Wang , Ru-Yue Yuan

Deep neural networks have recently achieved promising performance in the vein recognition task and have shown an increasing application trend, however, they are prone to adversarial perturbation attacks by adding imperceptible perturbations…

计算机视觉与模式识别 · 计算机科学 2024-08-21 Huafeng Qin , Yuming Fu , Huiyan Zhang , Mounim A. El-Yacoubi , Xinbo Gao , Qun Song , Jun Wang

Video Diffusion Models (VDMs) can generate high-quality videos, but often struggle with producing temporally coherent motion. Optical flow supervision is a promising approach to address this, with prior works commonly employing…

计算机视觉与模式识别 · 计算机科学 2025-04-22 Kuanting Wu , Kei Ota , Asako Kanezaki

Autoregressive video generators are attractive for streaming, long-horizon, and interactive applications, but distilling strong black-box teachers into causal students remains difficult. The student must learn under its own rollout…

计算机视觉与模式识别 · 计算机科学 2026-05-26 Yang Luo , Shengju Qian , Xiaohang Tang , Zirui Zhu , Yong Liu , Xin Wang , Yang You

Neural networks have revolutionized numerous fields with their exceptional performance, yet they remain susceptible to adversarial attacks through subtle perturbations. While diffusion-based purification methods like DiffPure offer…

计算机视觉与模式识别 · 计算机科学 2025-03-24 Chun Tong Lei , Hon Ming Yam , Zhongliang Guo , Yifei Qian , Chun Pong Lau

Vision-language models (VLMs) could power real-time assistants and autonomous agents, but they face a critical challenge: understanding near-infinite video streams without escalating latency and memory usage. Processing entire videos with…

计算机视觉与模式识别 · 计算机科学 2025-10-13 Ruyi Xu , Guangxuan Xiao , Yukang Chen , Liuning He , Kelly Peng , Yao Lu , Song Han

Flow matching has emerged as a simulation-free alternative to diffusion-based generative modeling, producing samples by solving an ODE whose time-dependent velocity field is learned along an interpolation between a simple source…

机器学习 · 统计学 2026-04-10 Shivam Kumar , Yixin Wang , Lizhen Lin

Feature matching across video streams remains a cornerstone challenge in computer vision. Increasingly, robust multimodal matching has garnered interest in robotics, surveillance, remote sensing, and medical imaging. While traditional rely…

计算机视觉与模式识别 · 计算机科学 2025-04-17 Jie Wang , Chen Ye Gan , Caoqi Wei , Jiangtao Wen , Yuxing Han

Large language models have become increasingly prominent, also signaling a shift towards multimodality as the next frontier in artificial intelligence, where their embeddings are harnessed as prompts to generate textual content.…

计算机视觉与模式识别 · 计算机科学 2024-08-27 Jiachen Sun , Changsheng Wang , Jiongxiao Wang , Yiwei Zhang , Chaowei Xiao

This study delves into the enhancement of Under-Display Camera (UDC) image restoration models, focusing on their robustness against adversarial attacks. Despite its innovative approach to seamless display integration, UDC technology faces…

图像与视频处理 · 电气工程与系统科学 2024-11-04 Zhenbo Song , Zhenyuan Zhang , Kaihao Zhang , Zhaoxin Fan , Jianfeng Lu

Flow-based generative models leverage invertible generator functions to fit a distribution to the training data using maximum likelihood. Despite their use in several application domains, robustness of these models to adversarial attacks…

机器学习 · 计算机科学 2019-11-21 Phillip Pope , Yogesh Balaji , Soheil Feizi

Machine learning based intrusion detection systems are increasingly targeted by black box adversarial attacks, where attackers craft evasive inputs using indirect feedback such as binary outputs or behavioral signals like response time and…

密码学与安全 · 计算机科学 2025-12-16 Sabrine Ennaji , Elhadj Benkhelifa , Luigi Vincenzo Mancini

Recent progress in adversarial attacks on 3D point clouds, particularly in achieving spatial imperceptibility and high attack performance, presents significant challenges for defenders. Current defensive approaches remain cumbersome, often…

计算机视觉与模式识别 · 计算机科学 2026-02-04 Haoran Li , Renyang Liu , Hongjia Liu , Chen Wang , Long Yin , Jian Xu

Extensive studies have demonstrated that deep neural networks (DNNs) are vulnerable to adversarial attacks. Despite the significant progress in the attack success rate that has been made recently, the adversarial noise generated by most of…

计算机视觉与模式识别 · 计算机科学 2023-10-17 Renyang Liu , Jinhong Zhang , Haoran Li , Jin Zhang , Yuanyu Wang , Wei Zhou

This work introduces \textbf{VideoMark}, a distortion-free robust watermarking framework for video diffusion models. As diffusion models excel in generating realistic videos, reliable content attribution is increasingly critical. However,…

密码学与安全 · 计算机科学 2025-11-18 Xuming Hu , Hanqian Li , Jungang Li , Yu Huang , Shuliang Liu , Qi Zheng , Junhao Chen , Aiwei Liu

Adversarial purification using generative models demonstrates strong adversarial defense performance. These methods are classifier and attack-agnostic, making them versatile but often computationally intensive. Recent strides in diffusion…

机器学习 · 计算机科学 2026-04-10 Himanshu Singh , A V Subramanyam

We introduce Purrception, a variational flow matching approach for vector-quantized image generation that provides explicit categorical supervision while maintaining continuous transport dynamics. Our method adapts Variational Flow Matching…

A persistent challenge in text classification (TC) is that enhancing model robustness against adversarial attacks typically degrades performance on clean data. We argue that this challenge can be resolved by modeling the distribution of…

计算与语言 · 计算机科学 2026-02-02 Chenhao Dang , Jing Ma

The exponential surge in video traffic has intensified the imperative for Video Quality Assessment (VQA). Leveraging cutting-edge architectures, current VQA models have achieved human-comparable accuracy. However, recent studies have…

计算机视觉与模式识别 · 计算机科学 2025-06-30 Ao-Xiang Zhang , Yuan-Gen Wang , Yu Ran , Weixuan Tang , Qingxiao Guan , Chunsheng Yang

Conventional adversarial defenses reduce classification accuracy whether or not a model is under attacks. Moreover, most of image processing based defenses are defeated due to the problem of obfuscated gradients. In this paper, we propose a…

机器学习 · 计算机科学 2020-05-19 MaungMaung AprilPyone , Hitoshi Kiya