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Combined model for time-dependent trip distribution and traffic assignment Li, Yue ; Ziliaskopoulos, Thanasis ; Boyce, David

By: Li, YueContributor(s): Ziliaskopoulos, Thanasis | Boyce, DavidPublication details: Transportation Research Record, 2002Description: nr 1783, s. 98-110Subject(s): USA | Mathematical model | Traffic assignment | Origin destination traffic | Journey time | 25Bibl.nr: VTI P8169:2002 RefLocation: Abstract: A combined model for time-dependent trip distribution and traffic assignment is proposed. The model assumes known time-dependent departure rates from origins and overall arrival rates at destinations, and it then seeks to estimate the origin-destination matrix according to the observed entropy value and to minimize the total system travel time. A solution algorithm is proposed based on the Dantzig-Wolfe decomposition principle and a Lagrangian relaxation approach. Computational results on a test network are also presented and discussed.
Item type: Reports, conferences, monographs
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A combined model for time-dependent trip distribution and traffic assignment is proposed. The model assumes known time-dependent departure rates from origins and overall arrival rates at destinations, and it then seeks to estimate the origin-destination matrix according to the observed entropy value and to minimize the total system travel time. A solution algorithm is proposed based on the Dantzig-Wolfe decomposition principle and a Lagrangian relaxation approach. Computational results on a test network are also presented and discussed.

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