Affiliation: | 1. School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China;Department of Electronic and Information Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China 2. Department of Electronic and Information Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong, China 3. School of Information and Electronics, Beijing Institute of Technology, Beijing 100081, China |