1. International Research Center of Big Data for Sustainable Development Goals, Beijing, China
2. Key Laboratory of Digital Earth Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China
3. University of Chinese Academy of Sciences, Beijing, China
4. State Key Laboratory of Remote Sensing Science, Aerospace Information Research Institute, Chinese Academy of Sciences, Beijing, China
5. Pattern Recognition and Intelligence Vision Lab, Beijing University of Posts and Telecommunications, Beijing, China
6. College of Computer Science and Technology, Zhejiang University of Technology, Hangzhou, China