[1] Wei LIU, Tao ZHANG, Shengjun HUANG et al. A hybrid optimization framework for UAV reconnaissance mission planning. Computers & Industrial Engineering, 173, 108653(2022).

[2] M BIANCHI, T D BARFOOT. UAV localization using autoencoded satellite images. IEEE Robotics and Automation Letters, 6, 1761-1768(2021).

[3] Xin LIU, Zhanyue ZHANG. A vision‐based target detection, tracking, and positioning algorithm for unmanned aerial vehicle. Wireless Communications and Mobile Computing, 2021, 5565589(2021).

[4] Jie GONG, Tsunghui CHANG, Chao SHEN et al. Flight time minimization of UAV for data collection over wireless sensor networks. IEEE Journal on Selected Areas in Communications, 36, 1942-1954(2018).

[5] Qiongshan PAN, Xiuwen FU. Fresh data collection for UAV-assisted IoTs based on proximity-remote region collaboration. Ad Hoc Networks, 146, 103182(2023).

[6] Chao WANG, Jian WANG, Jingjing WANG et al. Deep-reinforcement-learning-based autonomous UAV navigation with sparse rewards. IEEE Internet of Things Journal, 7, 6180-6190(2020).

[7] Wenqi ZHANG, Qiang WANG, Xiao LIU et al. Three-dimension trajectory design for multi-UAV wireless network with deep reinforcement learning. IEEE Transactions on Vehicular Technology, 70, 600-612(2020).

[8] Y M PARK, S S HASSAN, Y K TUN et al. Joint trajectory and resource optimization of MEC-assisted UAVs in sub-THz networks: a resources-based multi-agent proximal policy optimization DRL with attention mechanism. IEEE Transactions on Vehicular Technology, 73, 2003-2016(2023).

[9] N H CHU, D T HOANG, D N NGUYEN et al. Joint speed control and energy replenishment optimization for UAV-assisted IoT data collection with deep reinforcement transfer learning. IEEE Internet of Things Journal, 10, 5778-5793(2022).

[10] Liyuan DENG, Wei GONG, Minghui LIWANG et al. Towards intelligent mobile crowdsensing with task state information sharing over edge-assisted UAV networks. IEEE Transactions on Vehicular Technology, 73, 11773-11788(2024).

[11] Yu YU, Jie TANG, Jiayi HUANG et al. Multi-objective optimization for UAV-assisted wireless powered IoT networks based on extended DDPG algorithm. IEEE Transactions on Communications, 69, 6361-6374(2021).

[12] Guozhi CHEN, Tianfeng WU, Fang YANG et al. Ultraviolet-based UAV swarm communications: Potentials and challenges. IEEE Wireless Communications, 29, 84-90(2022).

[13] Zhengyuan XU, Haipeng DING, B M SADLER et al. Analytical performance study of solar blind non-line-of-sight ultraviolet short-range communication links. Optics Letters, 33, 1860-1862(2008).

[14] Gang CHEN, Zhengyuan XU, Haipeng DING et al. Path loss modeling and performance trade-off study for short-range non-line-of-sight ultraviolet communications. Optics Express, 17, 3929-3940(2009).

[15] H TADAYYONI, M H ARDAKANI, A R HEIDARPOUR et al. Ultraviolet communications for unmanned aerial vehicle networks. IEEE Wireless Communications Letters, 11, 178-182(2021).

[16] Chang LUO. The study of signal processing and design of base band system for non-line-of-sight optical communication(2012).

[17] Yong ZUO, Houfei XIAO, Wenbo ZHANG et al. Approximate performance study of non-line-of-sight ultraviolet communication links in noncoplanar geometry, 296-300(2012).

[18] Changxin FAN. Communication principles tutorial(2012).

[19] Yong ZENG, Jie XU, Rui ZHANG. Energy minimization for wireless communication with rotary-wing UAV. IEEE Transactions on Wireless Communications, 18, 2329-2345(2019).

[20] V MNIH, K KAVUKCUOGLU, D SILVER et al. Human-level control through deep reinforcement learning. Nature, 518, 529-533(2015).

[21] H H VAN, A GUEZ, D SILVER. Deep reinforcement learning with double q-learning(2016).

[22] Ziyu WANG, T SCHAUL, M HESSEL et al. Dueling network architectures for deep reinforcement learning, 1995-2003(2016).

[23] T SCHAUL, J QUAN, I ANTONOGLOU et al. Prioritized experience replay. arXiv preprint arXiv(2015).