1. State Key Laboratory of Remote Sensing Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China
2. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing, China
3. Department of Electrical and Computer Engineering, NYU Abu Dhabi, Abu Dhabi, United Arab Emirates
4. School of Computer Science, China University of Geosciences, Wuhan, China
5. Big Data Center of Geospatial and Nature Resources, Center of Geomatics and Natural Resources Comprehensive Survey of Qinghai Province, Xining, China