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A positive model of route choice behavior and value of time calculation using longitudinal GPS survey data.

机译:使用纵向GPS调查数据的路径选择行为和时间计算值的正模型。

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摘要

This thesis approaches the topic of value of time calculation and route choice behavior with a new and innovative methodology using a survey dataset that was uniquely designed and implemented for this purpose. The survey is a 70 day, 218 participant GPS travel survey used to track individual location constantly at one minute intervals. Using a positive behavior theory framework, an in depth knowledge database for each user is created that iteratively updates the learned behavior and experienced travel conditions for each trip the user takes. A new approach for calculating value of time is presented; using the cost and trip duration of previous trips. The bounds (or caps and floors) are averaged to achieve the individual's value of time based upon their route (and therefore cost) decisions. Also using this updating knowledge base, route decision rules are derived using machine learning algorithms to tell why a user has decided to take the toll road option for certain days, and under what conditions the user will not take the toll road option. The final contribution is a model that fully takes advantage of longitudinal GPS data to create an adaptive system for value of time calculation and positive route decision making.
机译:本论文采用一种新颖的创新方法,使用为此目的而专门设计和实施的调查数据集,探讨了时间计算和路线选择行为的价值这一主题。这项调查是一项70天,218名参与者的GPS旅行调查,用于每隔一分钟不断跟踪各个位置。使用积极的行为理论框架,将为每个用户创建一个深入的知识数据库,该数据库可迭代地更新用户每次旅行的学习行为和经历的旅行条件。提出了一种计算时间值的新方法。使用先前行程的费用和行程时间。将界限(或上限和下限)进行平均,以根据其路线(以及成本)决策来获得个人的时间价值。同样使用此更新的知识库,使用机器学习算法导出路线决策规则,以告诉用户为什么决定在某些天选择收费公路选项,以及在什么条件下用户将不选择收费公路选项。最后的贡献是一个模型,该模型充分利用纵向GPS数据来创建自适应系统,以进行时间计算和确定路线的价值。

著录项

  • 作者

    Krause, Cory.;

  • 作者单位

    University of Maryland, College Park.;

  • 授予单位 University of Maryland, College Park.;
  • 学科 Engineering Civil.
  • 学位 M.S.
  • 年度 2012
  • 页码 133 p.
  • 总页数 133
  • 原文格式 PDF
  • 正文语种 eng
  • 中图分类
  • 关键词

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