XuLei Cao received the B.E. degree in computer science and technology from Wuhan University of Technology, Wuhan, China, in 2012 and the M.E. degree in computer science and technology from the University of Science and Technology of China, Hefei, China, in 2015, where he is currently pursuing the Ph.D. degree with the School of Computer Science and Technology. His research interests include machine learning, data mining, and wireless networks.