Discrete Dynamics in Nature and Society
Volume 2012 (2012), Article ID 103582, 8 pages
Research Article

Comprehensive Evaluation of Driver's Propensity Based on Evidence Theory

1School of Transportation and Vehicle Engineering, Shandong University of Technology, Zibo 255091, China
2Department of Civil and Environmental Engineering, School of Engineering, Rensselaer Polytechnic Institute, Troy, NY 12180, USA

Received 17 August 2012; Revised 29 November 2012; Accepted 2 December 2012

Academic Editor: Wuhong Wang

Copyright © 2012 Jinglei Zhang et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.


Traffic safety is related closely with driver’s physiological and psychological characteristics. And the influence on traffic safety is represented as driver’s propensity. Evidence theory is introduced to the evaluation system of driver’s propensity in this paper, and it is utilized to combine the expert opinions, which can eliminate unavoidable uncertain elements in the traditional appraisal methods. The appraisal problems of subjective index can also be resolved by this method in the appraisal system. Results show that the method is objective and reasonable, and driver’s propensity can be evaluated effectively.