1. Associate Professor, Dept. of Transportation, Beijing Univ. of Civil Engineering and Architecture, Beijing 102616, China; mailing address: No. 15 YongYuan Rd., Daxing District, Beijing 102616, China (corresponding author). ORCID: .
2. Master’s Student, Dept. of Transportation, Beijing Univ. of Civil Engineering and Architecture, Beijing 102616, China; mailing address: No. 15 YongYuan Rd., Daxing District, Beijing 102616, China. ORCID: .
3. Associate Professor, Dept. of Industrial Engineering, Purdue Univ., West Lafayette, IN 47907; Associate Professor, Dept. of Environmental and Ecological Engineering, Purdue Univ., West Lafayette, IN 47907; mailing address: 315 N. Grant St., West Lafayette, IN 47907-2023.
4. Engineer and Assistant Professor, Research and Development Center, Beijing Transport Institute, Beijing 100073, China; mailing address: No. 9 Liuliqiao South Rd., Fengtai District, Beijing 100073, China.