1. School of Artificial Intelligence and Automation, Key Laboratory of Image Processing and Intelligent Control, Huazhong University of Science and Technology, Wuhan, China
2. School of Electrical and Electronic Engineering, Nanyang Technological University, Singapore
3. School of Mechanical Science and Engineering, State Key Lab of Digital Manufacturing Equipment and Technology, Huazhong University of Science and Technology, Wuhan, China
4. Department of Electronic and Computer Engineering, Hong Kong University of Science and Technology, Clear Water Bay, China