1. School of Traffic and Transportation Engineering, Changsha University of Science and Technology, Changsha 410114, China
2. Hunan Key Laboratory of Smart Roadway and Cooperative Vehicle-Infrastructure Systems, Changsha University of Science and Technology, Changsha 410114, China
3. Department of Aeronautical and Aviation Engineering, The Hong Kong Polytechnic University, Hong Kong 100872, China
4. School of Transportation and Logistics, Southwest Jiaotong University, Chengdu 610031, China
5. National Engineering Laboratory of Integrated Transportation Big Data Application Technology, Southwest Jiaotong University, Chengdu 611756, China