1. State Key Lab 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. University of the Chinese Academy of Sciences, Beijing People’s Republic of China
3. Fujian Collaborative Innovation Center for Big Data Applications in Governments, Fuzhou People’s Republic of China
4. Jiangsu Center for Collaborative Innovation in Geographical Information Resource Development and Application, Nanjing People’s Republic of China