1. State Key Laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, Beijing, People’s Republic of China
2. College of Resources and Environment, University of Chinese Academy of Sciences, Beijing, People’s Republic of China
3. School of Geography and Information Engineering, China University of Geosciences (Wuhan), Wuhan, People’s Republic of China
4. College of Land Science and Technology, China Agricultural University, Beijing, People’s Republic of China
5. School of Surveying and Land Information Engineering, Henan Polytechnic University, Jiaozuo, People’s Republic of China
6. School of Remote Sensing and Geomatics Engineering, NUIST, Nanjing, People’s Republic of China