1. Associate Professor, College of Transportation, Nanjing Univ. of Technology, No. 200 Zhongshan Rd., Nanjing, 210009, China (corresponding author).
2. Associate Researcher, Traffic Management Research Institute of Public Security Ministry, No. 88 Qianrong Rd., Wuxi, China.
3. Professor, School of Transportation, Southeast Univ., No. 2, Sipailou, 210096, Nanjing, China.
4. Professor, Dept. of Civil and Environmental Engineering, Wonkwang Univ., Iksan, Jeonbuk-do, 570-749, South Korea.