1. Postgraduate Student, School of Transportation and Logistics, Southwest Jiaotong Univ., Chengdu 611756, China.
2. Professor, School of Transportation and Logistics, Southwest Jiaotong Univ., Chengdu 611756, China.
3. Professor, School of Transportation and Logistics, Southwest Jiaotong Univ., Chengdu 611756, China. ORCID: .
4. Associate Professor, School of Transportation and Logistics, Southwest Jiaotong Univ., Chengdu 611756, China (corresponding author). ORCID: .