4 papers · 1 filter
Multi-Agent Reinforcement Learning for Movable Antenna-aided Cell-Free Massive MIMO Systems
Bokai Xu, Jiayi Zhang, Shuaifei Chen +4
The inherent non-convex minimum-separation constraints introduced by movable antennas present a formidable challenge to the joint optimization of antenna positions and transmission…
Low-Complexity Multi-Agent Continual Learning for Stacked Intelligent Metasurface-Assisted Secure Communications
Enyu Shi, Yiyang Zhu, Jiayi Zhang +6
Stacked intelligent metasurfaces (SIMs), composed of multiple layers of reconfigurable transmissive metasurfaces, are gaining prominence as a transformative technology for future w…
Energy-Efficient Hybrid Beamfocusing for Near-Field Integrated Sensing and Communication
Wenhao Hu, Zhenyao He, Wei Xu +3
Integrated sensing and communication (ISAC) is a pivotal component of sixth-generation (6G) wireless networks, leveraging high-frequency bands and massive multiple-input multiple-o…
Secrecy Energy Efficiency Maximization in IRS-Assisted VLC MISO Networks with RSMA: A DS-PPO approach
Yangbo Guo, Jianhui Fan, Ruichen Zhang +4
This paper investigates intelligent reflecting surface (IRS)-assisted multiple-input single-output (MISO) visible light communication (VLC) networks utilizing the rate-splitting mu…