1. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, People’s Republic of China
2. Hubei Provincial Engineering Research Center of Natural Resources Remote Sensing Monitoring, Wuhan University, Wuhan, People’s Republic of China
3. College of Computer Science, China University of Geosciences, Wuhan, People’s Republic of China
4. School of Information Engineering, Ningxia University, Yinchuan, People’s Republic of China