作者机构:[1]College of Electronic Information and Control Engineering, Beijing University of Technology, Beijing 100124, China
相关基金:Project supported by the National Natural Science Foundation of China (Nos. 61006044, 60776051, 61006059), the Beijing Municipal Natural Science Foundation, China (Nos. 4122014, 4082007), the Beijing Municipal Education Committee, China (Nos. KM200910005001, KM20070005015), and the Funding Project for Academic Human Resources Development in Institutions of Higher Learning under the Jurisdiction of Beijing Municipality.