Lei Jianjun received the Ph.D. degree in signal and information processing from Beijing University of Posts and Telecommunications, Beijing, China, in 2007. He is currently a Professor with Tianjin University, Tianjin, China. He was a Visiting Researcher at the Department of Electrical Engineering, University of Washington, Seattle, WA, from August 2012 to August 2013. He has published more than 80 technical papers in journals and conferences. His research interests include multimedia communication, 3D video processing, virtual reality, artificial intelligence, and pattern recognition.