1. State Key Laboratory of Rail Traffic Control and SafetyBeijing Jiaotong University Beijing People’s Republic of China
2. Department of Urban Rail Traffic, School of Traffic and TransportationBeijing Jiaotong University
3 Shang Yuan Cun, Hai Dian District
100044 Beijing People’s Republic of China
3. Transportation Research Centre, Department of Civil and Environmental Engineering, 20 Symonds StreetUniversity of Auckland Auckland New Zealand
4. Technion-Israel Institute of Technology Haifa Israel