1. Department of Advanced Design and Systems Engineering, City University of Hong Kong, Kowloon Tong, Hong Kong
2. Shenzhen Key Laboratory of Digital Creative Technology, the Guangdong Province Engineering Laboratory for Digital Creative Technology, College of Electronics and Information Engineering, Shenzhen University, Shenzhen, China
3. ZJU-UIUC Institute, Zhejiang University, Hangzhou, China
4. James Watt School of Engineering, University of Glasgow, Glasgow, U.K.
5. AIATOR Company Ltd., Shenzhen, China
6. Technical Management Center, China Media Group, Beijing, China
7. Key Laboratory of the Universal Wireless Communications, Beijing University of Posts and Telecommunications, Beijing, China
8. Department of Electrical and Computer Engineering, University of Delaware, Newark, DE, USA