Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior

The objective of this paper is to study the effect of travel time information on day-to-day driver route choice behavior. A real-world experimental study is designed to have participants repeatedly choose between two alternative routes for five origin-destination pairs over multiple days after provi...

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Main Authors: Jinghui Wang, Hesham Rakha
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Sensors
Subjects:
Online Access:https://www.mdpi.com/1424-8220/20/11/3257
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author Jinghui Wang
Hesham Rakha
author_facet Jinghui Wang
Hesham Rakha
author_sort Jinghui Wang
collection DOAJ
description The objective of this paper is to study the effect of travel time information on day-to-day driver route choice behavior. A real-world experimental study is designed to have participants repeatedly choose between two alternative routes for five origin-destination pairs over multiple days after providing them with dynamically updated travel time information (average travel time and travel time variability). The results demonstrate that historical travel time information enhances behavioral rationality by 10% on average and reduces inertial tendencies to increase risk seeking in the gain domain. Furthermore, expected travel time information is demonstrated to be more effective than travel time variability information in enhancing rational behavior when drivers have limited experiences. After drivers gain sufficient knowledge of routes, however, the difference in behavior associated with the two information types becomes insignificant. The results also demonstrate that, when drivers lack experience, the faster less reliable route is more attractive than the slower more reliable route. However, with cumulative experiences, drivers become more willing to take the more reliable route given that they are reluctant to become risk seekers once experience is gained. Furthermore, the effect of information on driver behavior differs significantly by participant and trip, which is, to a large extent, dependent on personal traits and trip characteristics.
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spelling doaj.art-aa5e14797fda4c2d8a5082f727fd87d12023-11-20T03:08:57ZengMDPI AGSensors1424-82202020-06-012011325710.3390/s20113257Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice BehaviorJinghui Wang0Hesham Rakha1Center for Sustainable Mobility, Virginia Tech Transportation Institute, 3500 Transportation Research Drive, Blacksburg, VA 24061, USACenter for Sustainable Mobility, Virginia Tech Transportation Institute, 3500 Transportation Research Drive, Blacksburg, VA 24061, USAThe objective of this paper is to study the effect of travel time information on day-to-day driver route choice behavior. A real-world experimental study is designed to have participants repeatedly choose between two alternative routes for five origin-destination pairs over multiple days after providing them with dynamically updated travel time information (average travel time and travel time variability). The results demonstrate that historical travel time information enhances behavioral rationality by 10% on average and reduces inertial tendencies to increase risk seeking in the gain domain. Furthermore, expected travel time information is demonstrated to be more effective than travel time variability information in enhancing rational behavior when drivers have limited experiences. After drivers gain sufficient knowledge of routes, however, the difference in behavior associated with the two information types becomes insignificant. The results also demonstrate that, when drivers lack experience, the faster less reliable route is more attractive than the slower more reliable route. However, with cumulative experiences, drivers become more willing to take the more reliable route given that they are reluctant to become risk seekers once experience is gained. Furthermore, the effect of information on driver behavior differs significantly by participant and trip, which is, to a large extent, dependent on personal traits and trip characteristics.https://www.mdpi.com/1424-8220/20/11/3257route choice behaviorreal world experimentIntelligent Transportation Systems (ITS)advanced traveler information systems (ATIS)
spellingShingle Jinghui Wang
Hesham Rakha
Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
Sensors
route choice behavior
real world experiment
Intelligent Transportation Systems (ITS)
advanced traveler information systems (ATIS)
title Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
title_full Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
title_fullStr Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
title_full_unstemmed Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
title_short Empirical Study of Effect of Dynamic Travel Time Information on Driver Route Choice Behavior
title_sort empirical study of effect of dynamic travel time information on driver route choice behavior
topic route choice behavior
real world experiment
Intelligent Transportation Systems (ITS)
advanced traveler information systems (ATIS)
url https://www.mdpi.com/1424-8220/20/11/3257
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AT heshamrakha empiricalstudyofeffectofdynamictraveltimeinformationondriverroutechoicebehavior