Search Results for author: Wenhe Liu

Found 5 papers, 2 papers with code

Efficient LLM Jailbreak via Adaptive Dense-to-sparse Constrained Optimization

no code implementations15 May 2024 Kai Hu, Weichen Yu, Tianjun Yao, Xiang Li, Wenhe Liu, Lijun Yu, Yining Li, Kai Chen, Zhiqiang Shen, Matt Fredrikson

Our approach relaxes the discrete jailbreak optimization into a continuous optimization and progressively increases the sparsity of the optimizing vectors.

Argus++: Robust Real-time Activity Detection for Unconstrained Video Streams with Overlapping Cube Proposals

no code implementations14 Jan 2022 Lijun Yu, Yijun Qian, Wenhe Liu, Alexander G. Hauptmann

Activity detection is one of the attractive computer vision tasks to exploit the video streams captured by widely installed cameras.

Action Detection Activity Detection

Training-free Monocular 3D Event Detection System for Traffic Surveillance

no code implementations1 Feb 2020 Lijun Yu, Peng Chen, Wenhe Liu, Guoliang Kang, Alexander G. Hauptmann

To deal with the aforementioned problems, in this paper, we propose a training-free monocular 3D event detection system for traffic surveillance.

Event Detection

Cannot find the paper you are looking for? You can Submit a new open access paper.