1. Research Center for Geotechnical Engineering and Information Technology, Building 235, Southeastern District, Sun Yat-Sen University, #135, Xingang Xi Rd., Haizhu District, Guangzhou, Guangdong 510275, China, https://orcid.org/0000-0003-0083-8754 (Z.L.)
2. Research Center for Geotechnical Engineering and Information Technology, Building 235, Southeastern District, Sun Yat-Sen University, #135, Xingang Xi Rd., Haizhu District, Guangzhou, Guangdong 510275, China (Corresponding author), e-mail: zhoucy@mail.sysu.edu.cn
3. Department of Infrastructure Engineering, The University of Melbourne, Engineering Block D, Room D210, Parkville, Victoria 3010, Australia