1. Engineer, Beijing Research Institute of Mechanical Equipment, Yongdinglu Rd. 50, Haidian District, Beijing 100854, China.
2. Lecturer, School of Automation, Beijing Institute of Technology, 5 South Zhongguancun St., Haidian District, Beijing 100081, China (corresponding author).
3. Professor, Key Laboratory for Intelligent Control and Decision of Complex Systems, School of Automation, Beijing Institute of Technology, Beijing 100081, China.