1. Associate Professor, Faculty of Transportation Engineering, Kunming Univ. of Science and Technology, Jingming South Rd. 727, Kunming 650500, China. ORCID: .
2. Graduate Student, Faculty of Transportation Engineering, Kunming Univ. of Science and Technology, Jingming South Rd. 727, Kunming 650500, China.
3. Professor and Director, Faculty of Transportation Engineering, Kunming Univ. of Science and Technology, Jingming South Rd. 727, Kunming 650500, China.
4. Associate Professor, Faculty of Transportation Engineering, Kunming Univ. of Science and Technology, Jingming South Rd. 727, Kunming 650500, China (corresponding author). ORCID: .