3 papers
eess.SP2025
Multiple Source Localization via Local Radio Map Construction in Urban Environments
Qilu Zhang, Hongying Tang, Wen Chen +2
Accurately and efficiently addressing the multiple source localization (MSL) problem in urban environments, particularly designing a general method adaptable to an arbitrary number…
eess.SY2025
Green Emergency Communications in RIS- and MA-Assisted Multi-UAV SAGINs: A Partially Observable Reinforcement Learning Approach
Liangshun Wu, Wen Chen, Shunqing Zhang +2
In post-disaster space-air-ground integrated networks (SAGINs), terrestrial infrastructure is often impaired, and unmanned aerial vehicles (UAVs) must rapidly restore connectivity…
cs.IT2025
RIS Codebook Index Assignment under Imperfect Control Links Using TSP-Inspired Optimization
Liangshun Wu, Wen Chen, Qingqing Wu +2
Reconfigurable Intelligent Surfaces (RIS) promise transformative gains in wireless communications by enabling programmable control of the propagation environment through discrete p…