1. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China
2. School of Remote Sensing and Information Engineering, Wuhan University, Wuhan, China
3. National Engineering Research Center for Multimedia Software, Institute of Artificial Intelligence, School of Computer Science, and the Hubei Key Laboratory of Multimedia and Network Communication Engineering, Wuhan University, Wuhan, China