1. State Key Laboratory of Robotics, Shenyang Institute of Automation, Chinese Academy of Sciences, Shenyang, China.
2. Institutes for Robotics and Intelligent Manufacturing, Chinese Academy of Sciences, Shenyang, China.
3. University of Chinese Academy of Sciences, Beijing, China.
4. Department of Electrical and Electronic Engineering, University of Hong Kong, Hong Kong, China.
5. Emerging Technologies Institute, Department of Industrial and Manufacturing Systems Engineering, University of Hong Kong, Hong Kong, China.