[Mo, Ran;Jiang, Fu;Zhao, Xiaoshuai;Liu, Weirong;Peng, Jun] Cent South Univ, Sch Comp Sci & Engn, Changsha, Peoples R China.^[Liu, Jianfeng;Gu, Xin] Cent South Univ, Sch Automat, Changsha, Peoples R China.^[Yu, Wentao] Cent South Univ Forestry & Technol, Coll Comp & Informat Engn, Changsha, Peoples R China.^[Mo, Ran;Liu, Jianfeng;Yu, Wentao;Jiang, Fu;Gu, Xin;Zhao, Xiaoshuai;Liu, Weirong;Peng, Jun] Hunan Engn Lab Rail Vehicles Braking Technol, Changsha, Peoples R China.