1. School of Civil Engineering and Transportation, South China University of Technology, Guangzhou, People's Republic of China
2. General Courses Department, Military Transportation University, Tianjin, People’s Republic of China
3. Department of Civil Engineering, The University of Hong Kong, Hong Kong, People’s Republic of China
4. School of Civil Engineering and Transportation, South China University of Technology, Guangzhou, People’s Republic of China
5. Jiangsu Province Collaborative Innovation Center of Modern Urban Traffic Technologies, Southeast University, Nanjing, People’s Republic of China
6. Urban Transport Research Center, School of Traffic and Transportation Engineering, Central South University, Changsha, People’s Republic of China
7. Department of Automation, Tsinghua University, Beijing, People’s Republic of China