Deep learning empowered trajectory and passive beamforming design in UAV-RIS enabled secure cognitive non-terrestrial networks

Y Liu, C Huang, G Chen, R Song… - IEEE Wireless …, 2023 - ieeexplore.ieee.org
This letter proposes learning-based joint optimization of unmanned aerial vehicle (UAV)
trajectory and reconfigurable intelligent surface (RIS) reflection coefficients in UAV-RIS …