1. State Key Laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, China, College of Resources and Environment, University of Chinese Academy of Sciences, China, and Lancaster Environment Center, Faculty of Science and Technology, Lancaster University, UK
2. State Key Laboratory of Resources and Environmental Information System, Institute of Geographic Sciences and Natural Resources Research, Chinese Academy of Sciences, China, College of Resources and Environment, University of Chinese Academy of Sciences, China
3. School of Computer and Information Technology, Shanxi University, China
4. School of Geographic and Biologic Information, Nanjing University of Posts and Telecommunications, China, and Smart Health Big Data Analysis and Location Services Engineering Lab of Jiangsu Province, China
5. Faculty of Geo-information Science and Earth Observation, University of Twente, Netherlands
6. Lancaster Environment Center, Faculty of Science and Technology, Lancaster University, UK