1. School of Control Science and Engineering, Shandong University, Jinan, China
2. Department of Electronic Engineering, The Chinese University of Hong Kong, Hong Kong, China
3. Department of Land Surveying and Geo-Informatics, The Hong Kong Polytechnic University, Hong Kong, China
4. School of Mechanical Engineering and Automation, Harbin Institute of Technology (Shenzhen), Shenzhen, China
5. Department of Electronic Engineering and the Shun Hing Institute of Advanced Engineering, The Chinese University of Hong Kong, Hong Kong, China
6. Department of Electronic and Electrical Engineering, Southern University of Science and Technology, Shenzhen, China