1. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, PR China
2. Collaborative Innovation Center of Geospatial Technology, Wuhan, PR China
3. Shenzhen Key Laboratory of Spatial Information Smart Sensing and Services, Shenzhen University, Shenzhen, PR China
4. School of Computer Science and Technology, Wuhan University of Technology, Wuhan, PR China