نتایج جستجو برای: traffic network equilibrium problem

تعداد نتایج: 1618073  

2003
Fumitaka KURAUCHI Agachai SUMALEE Yasunori IIDA

This paper proposes the methodology to evaluate the road network anti-hazardous ability by the concept of network capacity reliability. The methodology proposed here considers the area-traffic regulation, which may be implemented when a large disaster occurs in Japan. The model to calculate entry permission rates is formulated as MPEC (Mathematical Programming with Equilibrium Constraints) in w...

Journal: :Transportation Science 1990
Fred Mannering Sameer A. Abu-Eisheh Audur T. Arnadottir

A procedure is developed to simulate the spatial and temporal distribution of traffic flows on a simplified highway network for home-to-work commuter trips. The procedure is based on a discrete/ continuous econometric frq,mework in which travelers' choices of route and departure time are modeled. Equilibrium traffic flows are determined using the estimated econometric models in a classic supply...

2001
Zhangxi Lin Dale O. Stahl Andrew B. Whinston

Extended Abstract Dynamic network traffic pricing has been considered a promising economic approach to solving network traffic congestion problem that has been diminishing the benefit of the Internet from e-businesses. This paper presents a traffic-pricing model for the packet-switching network that uses prioritized round-robin bandwidth allocation. We are exploring the scheme in which localize...

Journal: :CoRR 2014
Tobias Kretz Karsten Lehmann Ingmar Hofsäß

In vehicular traffic planning it is a long standing problem how to assign demand such on the available model of a road network that an equilibrium with regard to travel time or generalized costs is realized. For pedestrian traffic this question can be asked as well. However, as the infrastructure of pedestrian dynamics is not a network (a graph), but two-dimensional, there is in principle an in...

D. M. Shirazi H. Poorzahedy,

This study is devoted to the formulation of the network design problem of one-way streets and the application of simulated annealing (SA) algorithm to solve this problem for a large real network. It discusses some points of views on one-way street networks, the objective function used for design, the way in which design constraints may be considered, and the traffic problems concerning one-way ...

2005
Huey-Kuo CHEN Wu-Chuan Li Huey-Wen CHOU

An origin-based solution algorithm, named OBTAIN (origin-based traffic assignment for infrastructure networks), was recently developed for solving the traffic assignment problems (Bar-Gera and Boyce, 2003). This algorithm defines the solution variables in an intermediate way between links and routes, and has been proven to be superior to the link-based Frank-Wolfe method in both computational t...

Journal: :J. Intellig. Transport. Systems 2014
Luc J. J. Wismans Eric C. Van Berkum Michiel C. J. Bliemer

Multi objective optimization of externalities of traffic solving a network design problem in which Dynamic Traffic Management measures are used, is time consuming while heuristics are needed and solving the lower level requires solving the dynamic user equilibrium problem. Use of response surface methods in combination with evolutionary algorithms could accelerate the determination of the Paret...

2011
Luc J.J. Wismans Eric C. van Berkum

Multi objective optimization of externalities of traffic solving a network design problem in which Dynamic Traffic Management measures are used, is time consuming while heuristics are needed and solving the lower level requires solving the dynamic user equilibrium problem. Use of response surface methods in combination with evolutionary algorithms could accelerate the determination of the Paret...

2007
Andy H. F. Chow

This paper develops a comprehensive framework for analysing and calculating user equilibrium, system optimum, and externalities in time-dependent road networks. Under dynamic user equilibrium, traffic is assigned such that for each origin-destination pair in the network, the individual travel costs experienced by each traveller, no matter which combination of travel route and departure time he/...

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