1. School of Rail Transportation, Soochow University, Suzhou, Jiangsu, People’s Republic of China
2. Intelligent Urban Rail Engineering Research Center of Jiangsu Province, Soochow University, Suzhou, Jiangsu, People’s Republic of China
3. Suzhou Transportation Big Data Innovation & Application Laboratory, Suzhou, Jiangsu, People’s Republic of China
4. College of Transportation Engineering, Dalian Maritime University, Dalian, Liaoning, People’s Republic of China