Xinyue Hu 0001 Yibo Yi Kun Li Hongwei Zhang Caihong Kai Active Reconfigurable Intelligent Surface Aided Surveillance Scheme. 2022 abs/2210.13010 CoRR https://doi.org/10.48550/arXiv.2210.13010 db/journals/corr/corr2210.html#abs-2210-13010