Institution: | (1) Department of Electron Science, Nankai University, Tianjin, 300071, People's Republic of China;(2) Teach Research Department of Tian-jin Education Committee, Tianjin, 300060, People's Republic of China;(3) Institute of Digital Media, Peking University, Fouder R&D Center, Institute of Computer Science and Technology, Peking University, Beijing, 100871, People's Republic of China |