Xin PEI, Ph.D.

Lecturer, Institute of System Engineering

Department of Automation, Tsinghua University

Beijing 100084, China

Tel: +86 (10) 6279 5043


Education background

B.S. in Automation, Department of Automation, Tsinghua University, 2005

M.S. in Transportation Planning and Management, Department of Civil Engineering, Tsinghua University, 2007

Ph.D. in Transportation engineering, Department of Civil Engineering, Hong Kong University, 2011


Lecturer, Department of Automation, Tsinghua University, 2013.11-

Postdoctoral Fellow, Department of Automation, Tsinghua University, 2011.11-2013.11

Visiting Scholar, Hong Kong University, 2012.10-2013.2

Research Assistant, Hong Kong University, 2011.9-2011.11

Concurrent Academic

Road safety analysis, including safety evaluation, injury prevention and statistical modeling

Driving behavior analysis

Intelligent vehicle and infrastructure cooperation systems (i-VICS)

Transportation planning

Social service

Reviewer of International Journals

Accident Analysis and Prevention

Journal of Transportation Engineering –ASCE

Journal of Advanced Transportation

Journal of Transportation Safety & Security

Reviewer of International Conferences

Transportation Research Board (TRB) Annual Meeting

COTA International Conference of Transportation Professionals (CICTP)

Scientific Officer, Community for road safety (Hong Kong), 2010.10-

Research Status

Grants and Contracts / Research Projects


Full Bayesian approach to safety analysis for road junctions. National Natural Science Foundation of China, Principal investigator, 2014-2016.


Road safety analysis for different type of crashes on urban and rural roads. National Postdoctoral Science Foundation, Principal investigator, 2011-2013

Effects of street patterns on crash occurrence and severity in traffic zones. National Postdoctoral Science Special Foundation, Principal investigator, 2012-2013

National 863 Program: Intelligent Vehicle and Infrastructure Cooperation Systems (i-VICS), Ministry of Science and Technology, Participant, 2011-2013

Honors And Awards

Pei, X. (2008), Analysis of association between traffic exposure and accident risk in Hong Kong, Outstanding student paper award (1st runner up) at the 13th HKSTS International Conference, 13-15 Dec, Hong Kong.

Academic Achievement


[1] Pei, X. (2013) Full Bayesian approach to road safety analysis, Beijing Jiaotong University Press, Beijing.

Peer-Reviewed International Journal Papers

[1] Pei, X., Wong, S.C. and Sze, N.N. (2012) The roles of exposure and speed in road safety analysis. Accident Analysis and Prevention (SSCI), 48, 464-471.

[2] Pei, X., Wong, S.C. and Sze, N.N. (2011) A joint-probability approach to crash prediction model. Accident Analysis and Prevention (SSCI), 43(3), 1160-1166.

[3] Sze, N.N., Wong, S.C., Pei, X., Choi, P.W. and Lo, Y.K. (2011) Is a combined enforcement and penalty strategy effective in combating red light violations? An aggregate model of violation behavior in Hong Kong. Accident Analysis and Prevention (SSCI) 43(1), 265-271.

[4] Pei, X., Wong, S.C., Li, Y.C. and Sze, N.N. (2012) Full Bayesian method for the development of speed models: Applications of GPS probe data. ASCE Journal of Transportation Engineering (SCI), 138, 1188-1195.

Peer-Reviewed International Conference Papers

[1] Pei, X., Wong, S.C, Sze, N.N. and Yao, D. (2014) Differences in the effects on different crash types in Hong Kong: application of Bootstrap resampling approach. The 92nd Transportation Research Board (TRB) Annual Meeting, 12-16 Jan, Washington D.C., USA.

[2] Pei, X., Wong, S.C, Sze, N.N. and Yao, D. (2013) Disaggregated crash prediction models for different crash types using joint-probability model. The 2nd International Conference on Transportation Information and Safety (EI), 28, Jun-1, Jul, Wuhan, China

[3] Pei, X., Wong, S.C, Sze, N.N. and Yao, D. (2012) Disaggregated crash prediction models for different crash types. The 17th HKSTS International Conference, 15-17, Dec, Hong Kong,

[4] Pei, X., Wong, S.C. and Sze, N.N. (2011) A joint-probability model for crash occurrence and crash severity at signalized intersection. The 22nd World Congress of International Traffic Medicine Association, 13-16 May, Chongqing, China.

[5] Pei, X., Wong, S.C. and Sze, N.N. (2010) Negative binomial regression model for road accidents analysis in Hong Kong. The 89th Transportation Research Board (TRB) Annual Meeting, 10-14 Jan, Washington D.C., USA

[6] Pei, X., Wong S.C. and Sze N.N. (2009) Negative binomial regression model for disaggregate analysis of road accidents in Hong Kong. Paper presented at the 14th HKSTS International Conference, 10-12 Dec, Hong Kong.

[7] Pei, X., Wong S.C., Ai X. and Shi W. (2009) Estimation of speed distribution using floating car survey method. Paper presented at the 8th International Conference on Traffic and Granular Flow (TGF), 22-24 Jun, Shanghai, China.

[8] Pei, X., Lu, Huapu, Wong, S.C. (2008) Optimization of public service facility distribution based on pedestrian accessibility, Paper presented at the 10th International Conference on Application of Advanced Technologies in Transportation (AATT), 27-31 May,  Athens, Greece

[9] Pei X., Lu, Huapu (2007) The development of sustainable transportation system in urban conservation district, Proceeding of the 1st International Conference on Transportation Engineering  (EI), 22-24, Jul, Chengdu, China

[10] Pei, X., Lu, Huapu (2007), The Sustainable Civilization Supported by Urban Transportation System on a case study of Pedestrian System in Gulangyu, China, the 11th World Conference of Transportation Research (WCTRS), 24-28 Jun, Berkeley, USA