Professor Bai-gen Cai
Prof. Bai-gen Cai

School of Computer and Information Technology/

School of Electronic and Information Engineering

Beijing Jiaotong University

Collaborative Innovation Center of Rail Traffic Safety



Bai-gen Cai received the B.Sc., M.Sc. and Ph.D. degrees in Beijing Jiaotong University in 1987, 1990, and 2010, respectively. Since 1990, he has been a faculty member at School of Electronic and Information Engineering, Beijing Jiaotong University. He was a Visiting Scholar with the Ohio State University from 1998 to 1999. He is currently a professor and the Dean of the School of Computer and Information Technology, Beijing Jiaotong University. He is the leader of Laboratory of Satellite Navigation for Railway, and the director of Collaborative Innovation Center of Rail Traffic Safety. His research interests include satellite-based positioning & navigation, multi-sensor information fusion, intelligent transportation system, intelligent traffic control, network and information security, and system modeling and simulation. He has published more than 180 books, book chapters and research papers in those areas. He holds several national and international cooperation research and development projects.


Prof. Cai is IEEE senior member, IEEE ITSS (Intelligent Transportation System Society) member, IRSE (Institute of Railway Signal Engineers) member. Currently, he holds the positions as technical committee member of Chinese Association of Automation on Process Control and Industrial Control System Information, and Chinese Association for Artificial Intelligence on Intelligent Transportation System. He is also the technical committee member on Intelligent Command and Dispatching at Chinese Institute of Command and Control, Institute of Railway Signal Engineers China Section, and Communication and Signaling Chapter of China Railway Society. He won the National Prize for Progress in Science and Technology in 2017, and the first prize of Science and Technology Award of China Railway Society in 2014, 2019 and 2020..


Key Technologies and Application of Trustworthy Train Positioning based on BeiDou Navigation Satellite System (BDS) and Multi-sensor Fusion