1. School of Geomatics and Urban Spatial Informatics, Beijing University of Civil Engineering and Architecture, Beijing, People’s Republic of China
2. Key Laboratory for Urban Spatial Information of the Ministry of Natural Resources, Beijing, People’s Republic of China
3. Beijing Key Laboratory for Architectural Heritage Fine Reconstruction & Health Monitoring, Beijing, People’s Republic of China
4. Guangzhou Panyu Polytechnic, Guangzhou, People’s Republic of China