Department Traffic Management Engineering, Shandong Police College, Jinan 250014, China;
School of Economics and Management, China University of Geosciences, Wuhan 430074, China;
School of Automation and Electronic Engineering, Qingdao University of Science and Technology, Qingdao 266042, China;
School of Traffic and Transportation, Beijing Jiaotong University, Beijing 100044, China;
School of Transportation, Southeast University, Nanjing 210096, China;