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基于累积前景理论的随机网络用户均衡模型
  • 摘要

    出行者行为假设对交通网络用户均衡建模具有重要影响,更符合人们的真实决策行为的累积前景理论,为随机交通网络中的路径选择行为研究提供了新的分析框架.基于累积前景理论,将出行者的路径选择决策与网络的随机性相结合,建立了随机网络用户均衡的等价变分不等式模型;提出了求解模型的算法,通过简单的算例对模型和算法的合理性进行验证.通过对参数进行灵敏度分析,发现模型可以较好的反映出行者的风险态度、出行者对网络服务水平的预期以及出行流量波动大小对网络均衡状态的影响.

  • 作者

    徐红利  周晶  徐薇  XU Hong-li  ZHOU Jing  XU Wei 

  • 作者单位

    南京大学工程管理学院,南京,210093

  • 刊期

    2011年7期 ISTIC PKU CSSCI

  • 关键词

    城市交通  随机网络  用户均衡  累积前景理论 

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