1. Guangdong Key Laboratory for Urbanization and Geo-simulation, School of Geography and Planning,Sun Yat-sen University, Guangzhou, PR China
2. School of Geography and Information Engineering, China University of Geosciences, Wuhan, Hubei Province, China
3. Guangzhou Landtu Geographic Information Technology Co., Ltd., Guangzhou, PR China
4. Department of Geography and Planning, University of Toronto, Toronto, ON, Canada
5. South China Institute of Environmental Science. MEE, Guangzhou, China