1. Department of Urban Planning and Design, Shenzhen Graduate School, Peking University, Shenzhen 518055, China
2. Key Laboratory of Earth Surface System and Human-Earth Relations of Ministry of Natural Resources of China, Shenzhen 518055, China
3. School of Urban and Environmental Sciences, Peking University, Beijing 100091, China
4. Department of Computer Science and Engineering, The Hong Kong University of Science and Technology, Hong Kong, China
5. Institute of Remote Sensing and Geographical Information System, School of Earth and Space Sciences, Peking University, Beijing 100091, China