1. Dept. of Land Surveying and Geo-Informatics, Hong Kong Polytechnic Univ., Hong Kong 100872, China. ORCID: .
2. School of Architecture, South China Univ. of Technology, Guangzhou 510641, China.
3. College of Architecture and Urban Planning, Tongji Univ., Shanghai 200092, China.
4. School of Architecture, South China Univ. of Technology, Guangzhou 510641.
5. School of Architecture, South China Univ. of Technology, No. 381, Wushan Rd., Tianhe District, Guangzhou, Guangdong 510641, China (corresponding author).