1. Thrust of Intelligent Transportation, The Hong Kong University of Science and Technology (Guangzhou), Guangzhou, China
2. Department of Civil and Environmental Engineering, The Hong Kong University of Science and Technology, Kowloon, Hong Kong, China
3. HKUST Shenzhen-Hong Kong Collaborative Innovation Research Institute, Shenzhen, Futian, China
4. School of Transportation, Southeast University, Nanjing, China