1. Shenzhen Key Laboratory of Spatial Smart Sensing and Services, Shenzhen University, Shenzhen, China
2. Department of Urban Informatics, School of Architecture and Urban Planning, Shenzhen University, Shenzhen, China
3. Department of Urban Planning and Design, The University of Hong Kong, Hong Kong SAR, China
4. State Key Laboratory of Information Engineering in Surveying, Mapping and Remote Sensing, Wuhan University, Wuhan, China