[Liu, Xiang; Lv, Pengxiang; Liu, Xiao] Cent South Univ, Minist Educ, Sch Traff & Transportat Engn, Key Lab Traff Safety Track, Changsha 410075, Peoples R China.
[Liu, Xiang; Lv, Pengxiang; Liu, Xiao] Cent South Univ, Joint Int Res Lab Key Technol Rail Traff Safety, Changsha, Peoples R China.
[Liu, Xiang; Lv, Pengxiang; Liu, Xiao] Cent South Univ, Natl & Local Joint Engn Res Ctr Safety Technol Rai, Changsha, Peoples R China.
[Liu, Xiao] Changsha Univ Sci & Technol, Sch Automot & Mech Engn, Changsha, Peoples R China.