1. State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, Beijing 100044, China.
2. State Key Laboratory of Rail Traffic Control and Safety, Beijing Jiaotong University, Beijing 100044, China (e-mail: hrdong_iart@outlook.com)
3. Department of Dispatching, China Railway Beijing Group Company, Ltd., Beijing 100038, China.
4. State Key Laboratory of Management and Control for Complex Systems (SKL-MCCS), Institute of Automation, Chinese Academy of Sciences (CASIA), Beijing 100190, China, and also with the School of Economics and Management, University of Chinese Academy of Sciences, Beijing 100049, China.