首页|APPROACHES FOR FREEWAY WORK ZONE CAPACITY ESTIMATION: INCORPORATING PROBE VEHICLE DATA

APPROACHES FOR FREEWAY WORK ZONE CAPACITY ESTIMATION: INCORPORATING PROBE VEHICLE DATA

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This study presents an Artificial Neural Network (ANN) model for estimating work zone capacity by taking into consideration various factors affecting the capacity, such as approaching traffic volume, average work zone speed, and travel time。 To overcome the deficiencies of the existing parametric model-based approaches, probe vehicle data are incorporated into the work zone capacity estimation procedure。 Exploiting a VISSIM-based hypothetical work zone environment on a freeway, the accuracy of estimated capacity produced by the ANN model with and without probe vehicle data is examined。 Simulation results show that the accuracy of estimated capacity incorporating probe-based travel time is improved up to 5%。

Work zoneCapacityArtificial neural networkProbe vehicle data

Bo Du、Joyoung Lee、Branislav Dimitrijevic、Kitae Kim、Steven Chien

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Interdisciplinary Program in Transportation New Jersey Institute of Technology, Newark, NJ 07102

Department of Civil and Environmental Engineering New Jersey Institute of Technology, Newark, NJ 07102

World congress on intelligent transport systems;ITS America annual meeting

Detroit, MI(US)

Reinventing transportation in our connected world

4701-4710

2014