The route planning algorithm is the core issue of Vehicle Location and Navigation System.
路径规划算法是车载导航的核心问题。
In allusion to some problems of existing route planning algorithm of large area, a multi-scale optimal route planning algorithm within restricted searching area was proposed.
针对现有大区域范围路径规划算法存在的一些问题，提出一种限制搜索区域的多比例尺最优路径规划算法。
Road network data organization is essential to design route-planning algorithm.
路网的数据组织是路径规划算法设计的基础。
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