1. College of Computer and Information, Hohai University, Nanjing, People’s Republic of China
2. Key Laboratory of Optical Engineering, Xi’an Research Institute of High Technology, Xi’an, People’s Republic of China
3. The First Military Representative Office of Military Representative Bureau of Army Equipment Department in Nanjing, Nanjing Military Representative Bureau, Armament Department of the PLAA, Nanjing, People’s Republic of China
4. Key Laboratory of Computational Optical Imaging Technology, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, People’s Republic of China
5. Key Laboratory of Digital Earth Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, People’s Republic of China
6. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing, People’s Republic of China