Search Results for author: Jiafeng Wang

Found 4 papers, 1 papers with code

Efficient Decision-based Black-box Patch Attacks on Video Recognition

no code implementations ICCV 2023 Kaixun Jiang, Zhaoyu Chen, Hao Huang, Jiafeng Wang, Dingkang Yang, Bo Li, Yan Wang, Wenqiang Zhang

First, STDE introduces target videos as patch textures and only adds patches on keyframes that are adaptively selected by temporal difference.

Video Recognition

Boosting the Transferability of Adversarial Attacks with Global Momentum Initialization

2 code implementations21 Nov 2022 Jiafeng Wang, Zhaoyu Chen, Kaixun Jiang, Dingkang Yang, Lingyi Hong, Pinxue Guo, Haijing Guo, Wenqiang Zhang

To tackle these issues, we propose Global Momentum Initialization (GI) to suppress gradient elimination and help search for the global optimum.

Efficient universal shuffle attack for visual object tracking

no code implementations14 Mar 2022 Siao Liu, Zhaoyu Chen, Wei Li, Jiwei Zhu, Jiafeng Wang, Wenqiang Zhang, Zhongxue Gan

Recently, adversarial attacks have been applied in visual object tracking to deceive deep trackers by injecting imperceptible perturbations into video frames.

Adversarial Attack Computational Efficiency +2

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