1. Assistant Professor, Dept. of Civil Engineering and Communication, North China Univ. of Water Resources and Electric Power, 36 Beihuan Rd., Zhengzhou 450045, China; formerly, Ph.D. Candidate, Dept. of Transportation Engineering, Dalian Maritime Univ., 1 Linghai Rd., Dalian 116026, China.
2. Professor, Dept. of Transportation Engineering, Dalian Maritime Univ., 1 Linghai Rd., Dalian 116026, China.
3. Postdoctoral Research Fellow, School of Transportation, Southeast Univ., 2 Southeast University Rd., Jiangsu 211189, China (corresponding author). ORCID: .
4. Professor, Dept. of Civil and Environmental Engineering, Hong Kong Polytechnic Univ., 11 Yuk Choi Rd., Kowloon 99907, Hong Kong.
5. Associate Professor, School of Transportation, Southeast Univ., 2 Southeast University Rd., Nanjing, Jiangsu 211189, China.