1. Collaborative Innovation Center of Railway Traffic Safety, School of Electronic and Information Engineering, Beijing Jiaotong University, Beijing, China
2. Department of Electrical and Computer Engineering, University of Windsor, Windsor, Canada
3. Beijing Key Laboratory of Transportation Data Analysis and Mining, School of Computer and Information Technology, Beijing Jiaotong University, Beijing, China
4. Frontiers Science Center for Smart High-Speed Railway System, School of Electronic and Information Engineering, State Key Laboratory of Rail Traffic Control, Beijing Jiaotong University, Beijing, China
5. Department of Electrical and Computer Engineering, University of Victoria, Victoria, Canada