1. M.S. Candidate, State Key Lab of Rail Traffic Control and Safety, Beijing Jiaotong Univ., Haidian District, Beijing 100044, PR China.
2. Associate Professor, State Key Lab of Rail Traffic Control and Safety, Beijing Jiaotong Univ., Haidian District, Beijing 100044, PR China (corresponding author). ORCID: .
3. Ph.D. Student, State Key Lab of Rail Traffic Control and Safety, Beijing Jiaotong Univ., Haidian District, Beijing 100044, PR China.