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dynamic traffic
    The purpose of the thesis is to provide technical instruction for the development of OGE, to provide a Map-Matching algorithm, and to provide mathematical analysis and expirical value of necessary probes and report frequency for dynamic traffic data collection.
    本文的研究目的是为车载诱导装置的开发提供技术指导,为如何实现地图匹配提供实用的地图匹配算法,为基于车载诱导装置进行动态交通数据采集所必需的探测车百分比和报告频率提供数学分析与经验值。
    Provides the mathematical analysis and empirical value for probe vehicle counts and reporting frequency for dynamic traffic data collection.
    对利用探测车进行路网动态交通信息采集所必需的探测车数量百分比和报告频率进行数学分析,并给出了经验值。
    Dynamic Traffic Assignment (DTA), which is to determine the network traffic pattern over time as a result of dynamic supply and demand interactions, is an important research area because DTA models have a wide range of applications in 1) real-time traffic control and management, and 2) off-line network planning and policy evaluations.
    动态交通分配(Dynamic Traffic Assignment)是解决在具有动态交通供求和时变条件下道路网的交通流分配问题。 DTA的主要应用范围有以下两个方面:1)实时交通控制和管理:2)离线网络规划和政策评估。
    We present an discrete users equilibrium (UE) assignment model for dynamic traffic network. This model is a dynamic generalization of UE model for static traffic network assignment.
    提出一种离散的动态交通网络用户均衡配流模型 ,它是静态UE模型的一种推广 .
    By analyzing the freeway macroscopic dynamic traffic flow model, the paper presents a neural network model for traffic flow.
    通过对高速公路宏观动态交通流模型的分析 ,提出了动态交通流的神经网络模型 .
    Dynamic Traffic Assignment modeling fundamental combined with urban congestion analysis method is studied. Three methods are erected on congestion analysis, especially the stochastic user optimal DTA models is considered.
    通过对动态交通分配模型建模的依据和原则进行探讨 ,提出了应用动态分配模型进行拥挤机理分析的三种途径 ,尤其讨论了如何用随机型瞬时动态用户最优分配模型进行交通拥挤机理分析 .
    Short-term traffic flow prediction is the basis of dynamic traffic control and guidance.
    短时交通流预测是动态交通控制和诱导的前提。
    From the viewpoint of macro dynamic characteristics of freeway traffic flow, this paper classifies the freeway, gives a nonlinear macro dynamic traffic flow model of freeway using density and speed as state variables and then identifies the parameters by using searching approach step by step, finally gives an identification instance.
    从高速公路交通流的宏观特性和动态特性出发 ,对高速公路进行了两级分段 ,以车流密度和车流速度作为状态变量 ,给出了高速公路非线性的宏观动态交通流模型 ,进而采用直接搜索法对模型中的参数进行了分段辨识 ,并给出了辨识实例 .
    In order to improve the accuracy of freeway traffic flow modeling,the discrete mathematical model of freeway dynamic traffic flow was analyzed, and a traffic flow model of recurrent neural network was built based on the principle of Elman network.
    为了提高高速公路交通流建模的精度,分析了离散的高速公路动态交通流数学模型,基于Elman网络原理,建立了回归神经网络交通流模型。
    Aimed at the more complex road traffic system,the paper investigates its dynamic traffic planning problem for the purpose of rational planning of the traffic.
    针对越来越复杂的道路交通系统,研究其中的动态交通规划问题,以达到对交通进行合理规划的目的。
    It constructs a dynamic traffic planning model based on computer simulation technology,and then applies the ant colony algorithm to solve the optimization problem of the dynamic traffic planning model.
    采用计算机仿真技术构建动态交通规划模型,应用蚁群算法解决基于仿真的动态交通规划优化问题。
    On the basis of the discussion of dynamic traffic assignment and traffic detector optimization by use of dynamic OD estimation,the traffic detector location principle with the dynamic OD estimation method based on dynamic traffic assignment are brought forward.
    论文在探讨了动态交通分配和动态OD估计背景下的交通检测器优化问题的基础上,提出了基于DTA的动态OD估计方法的交通检测器布置原则;
    It takes the expressway macro dynamic traffic flow model as prototype and analyzes the characteristics of expressway traffic flow with "Segment Identification Method".
    以高速公路宏观动态交通流模型为原型,利用分段辨识法分析了高速公路交通流特性。
 

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