1. Professor, State Key Laboratory of Subtropical Building and Urban Science, School of Civil Engineering and Transportation, South China Univ. of Technology, Guangzhou 510641, China; Pazhou Lab, Guangzhou 510330, China.
2. Ph.D. Student, School of Civil Engineering and Transportation, South China Univ. of Technology, Guangzhou 510641, China.
3. Professor, Dept. of Public Security, Guangdong Police College, Guangzhou 510230, China.
4. Engineer, Foshan Urban Planning and Design Institute, Foshan 528000, China (corresponding author).