1. Key Laboratory of Geographic Information Science (Ministry of Education), East China Normal University, Shanghai, China
2. Key Laboratory of Geographic Information Science (Ministry of Education), the Shanghai Key Laboratory for Urban Ecological Processes and Eco-Restoration, and the Key Laboratory of Spatial-Temporal Big Data Analysis and Application of Natural Resources in Megacities (Ministry of Natural Resources), East China Normal University, Shanghai, China
3. Department of Transportation and Geotechnical Engineering, University of Dar es Salaam, Dar es Salaam, Tanzania
4. Shanghai Municipal Institute of Surveying and Mapping, Shanghai, China