2 papers
cs.CV2025
Exploring Spatial-Temporal Representation via Star Graph for mmWave Radar-based Human Activity Recognition
Senhao Gao, Junqing Zhang, Luoyu Mei +2
Human activity recognition (HAR) requires extracting accurate spatial-temporal features with human movements. A mmWave radar point cloud-based HAR system suffers from sparsity and…
cs.CR2024
mmSpyVR: Exploiting mmWave Radar for Penetrating Obstacles to Uncover Privacy Vulnerability of Virtual Reality
Luoyu Mei, Ruofeng Liu, Zhimeng Yin +5
Virtual reality (VR), while enhancing user experiences, introduces significant privacy risks. This paper reveals a novel vulnerability in VR systems that allows attackers to captur…