Joint 3D trajectory and phase shift optimization via deep reinforcement learning for RIS-assisted UAV communication systems.

Runzhi Tang Junxuan Wang Fan Jiang 0002 Xuewei Zhang Jianbo Du Joint 3D trajectory and phase shift optimization via deep reinforcement learning for RIS-assisted UAV communication systems. 102456 2024 66 Phys. Commun. https://doi.org/10.1016/j.phycom.2024.102456 db/journals/phycomm/phycomm66.html#TangWJZD24 streams/journals/phycomm