1. School of Engineering and Technology, China University of Geosciences, Beijing, China
2. Anhui Province Key Laboratory of Special Heavy Load Robot, Anhui University of Technology, Ma'anshan, China
3. State Key Laboratory of Intelligent Technology and Systems, Beijing National Research Center for Information Science and Technology, Department of Computer Science and Technology, Institute for Artificial Intelligence, Tsinghua University, Beijing, China
4. Institute of Engineering and Applied Technology, Fudan University, Shanghai, China
5. School of Artificial Intelligence, Beijing University of Posts and Telecommunications, Beijing, China