A logit-based stochastic user equilibrium model with asymmetric travel costs

Chao Yang, Anthony Chen, Xiao Hong Chen

Research output: Chapter in book / Conference proceedingConference article published in proceeding or bookAcademic researchpeer-review

Abstract

In most logit-based stochastic user equilibrium (SUE) models, the Jacobian of link cost function is required to be either diagonal or symmetrical. Due to this assumption, applications of the SUE model in evaluating network flow pattern are limited. In this paper, a logit-based SUE model with asymmetric travel costs (ATC) is proposed, which is formulated as a nonlinear complementarity problem (NCP). By assuming that the feasible path set satisfies the Markov property, the proposed NCP-SUE-ATC model is defined in the commodity-based link-flow space to avoid path enumeration. Qualitative analysis of the proposed NCP-SUE-ATC model is given. Quantitative numerical examples using a PATH solver in the GAMS software are also presented to demonstrate the feasibility of the proposed model.
Original languageEnglish
Title of host publicationTransportation and the Economy - Proceedings of the 10th International Conference of Hong Kong Society for Transportation Studies, HKSTS 2005
Pages278-286
Number of pages9
Publication statusPublished - 1 Dec 2005
Externally publishedYes
Event10th International Conference of Hong Kong Society for Transportation Studies: Transportation and the Economy, HKSTS 2005 - Kowloon, Hong Kong
Duration: 10 Dec 200510 Dec 2005

Conference

Conference10th International Conference of Hong Kong Society for Transportation Studies: Transportation and the Economy, HKSTS 2005
Country/TerritoryHong Kong
CityKowloon
Period10/12/0510/12/05

Keywords

  • Nonlinear complementarity problem
  • Stochastic user equilibrium
  • Traffic assignment

ASJC Scopus subject areas

  • Automotive Engineering
  • Civil and Structural Engineering
  • Mechanical Engineering
  • Safety, Risk, Reliability and Quality

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