Sum rate optimizing for multi-IRS-assisted UAV downlink transmission system using deep reinforcement learning 
龙源 何小利 叶杨 张博
Sum rate optimizing for multi-IRS-assisted UAV downlink transmission system using deep reinforcement learning
中国邮电高校学报(英文) . 2024, (5): 23 -33 .  DOI: 10.19682/j.cnki.1005-8885.2024.0021