This achievement can realize the real-time positioning and map-matching, and provide the foundation for dynamic vehicle navigation.

该成果能够实现车辆行驶过程中的实时定位与匹配，为实现动态车辆导航奠定了基础。

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The key problems of vehicle navigation dynamic path planning are traffic network model, path planning algorithm and traffic flow prediction.

交通网络模型、路径规划算法以及交通流预测是车辆导航动态路径规划需要解决的重点问题。

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At present, dynamic vehicle route planning based on real-time traffic information prediction is a difficult problem in the development of intelligent vehicle navigation system.

目前，车辆智能导航系统开发的一个难点是基于实时交通信息预测的动态路径规划。

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