1. The Department of Institute of Cyberspace Security, Zhejiang University of Technology, Hangzhou, People's Republic of China
2. The Department of College of Information Engineering, Zhejiang University of Technology, Hangzhou, People's Republic of China
3. The Department of Beijing Key Laboratory of Traffic Engineering, Beijing University of Technology, Beijing, People's Republic of China
4. China Academy of Transportation Science (CATS), Beijing, People's Republic of China