1. Wuhan University, State Key Laboratory of Information Engineering in Surveying, Mapping, and Remote Sensing, No. 129 Luoyu Road, Wuhan 430079, China
2. Wuhan University, State Key Laboratory of Information Engineering in Surveying, Mapping, and Remote Sensing, No. 129 Luoyu Road, Wuhan 430079, ChinabWuhan University, Collaborative Innovation Center for Geospatial Technology, No. 129 Luoyu Road, Wuhan 430079, China