1. CAS Key Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China
2. School of Mechanical Engineering and Automation, Harbin Institute of Technology, Shenzhen, China
3. Guangdong-Hong Kong-Macao Joint Laboratory of Human-Machine Intelligence-Synergy Systems, Shenzhen Institute of Advanced Technology, Chinese Academy of Sciences, Shenzhen, China
4. Department of Informatics, University of Hamburg, Hamburg, Germany
5. Department of Spine Surgery, Beijing Jishuitan Hospital, Beijing, China