Dr Yiying ZHANG received the B.S. degree from Yanshan University, Qinhuangdao, China, in 2014, the M.S. degree from Harbin Institute of Technology, Harbin, China, in 2016, and the Ph.D. degree from Tianjin University, Tianjin, China, in 2021, all in information and communication engineering. He is currently a postdoctoral fellow of the Hong Kong Polytechnic University. His research interests include machine learning, evolutionary computation, and path planning of unmanned aerial vehicles.