1. Associate Professor, Key Laboratory of Earthquake Engineering and Applied Technique of Guangdong Province, Guangzhou Univ., Guangzhou 501405, China; and State Key Laboratory of Subtropical Building Science, South China Univ. of Technology, Guangzhou 510640, China.
2. Associate Professor, School of Engineering, Univ. of British Columbia, Kelowna, Canada V1V 1V7 (corresponding author).
3. Professor, Dept. of Civil Engineering, Univ. of British Columbia, Vancouver, Canada V6T 1Z4.
4. Professor, Key Laboratory of Earthquake Engineering and Applied Technique of Guangdong Province, Guangzhou Univ., Guangzhou 501405, China.