1. Ph.D. Candidate, Key Laboratory of Transport Industry of Big Data Application Technologies for Comprehensive Transport, School of Traffic and Transportation, Beijing Jiaotong Univ., Beijing, China; Dept. of Civil Engineering, Univ. of Colorado Denver, Denver, CO.
2. Key Laboratory of Transport Industry of Big Data Application Technologies for Comprehensive Transport, School of Traffic and Transportation, Beijing Jiaotong Univ., Beijing, China.
3. Dept. of Civil Engineering, Univ. of Colorado Denver, Denver, CO.
4. Ph.D. Candidate, Key Laboratory of Transport Industry of Big Data Application Technologies for Comprehensive Transport, School of Traffic and Transportation, Beijing Jiaotong Univ., Beijing, China; Dept. of Civil and Environmental Engineering, Univ. of Washington, Seattle, WA.