作者机构:[1]State Key Laboratory of Robotics and System, Harbin Institute of Technology, Harbin 150001, P. R. China, [2]Institute of Intelligent Systems and Information Technology, University of Electronic Seience and Technology of China, Chengdu 610000, P.R. China, [3]Department of Electrical and Computer Engineering, the National University of Singapore, Singapore 117576, Singapore
相关基金:Acknowledgment This work was supported by the National Hi-tech Research and Development Program of China (863 Program, Grant No. 2011AA040701), and the National Natural Science Foundation of China (No. 61375097, No. 61175107)