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道路连通性信息是指与道路相交的其他路段的信息,是专题道路交通信息的重要组成部分,良好的连通性信息能够为经济建设、城市规划、环境保护提供有效的数据服务。文章提出了基于基础地理信息数据的道路连通性信息自动提取算法,并将其应用在专题交通信息道路连通性信息提取之中,取得了较好的效果。
Road connectivity information refers to the information of other road sections intersecting with the road and is an important part of the road traffic information. Good connectivity information can provide effective data services for economic construction, urban planning and environmental protection. This paper presents an algorithm of automatic extraction of road connectivity information based on basic geographic information data, which is applied in the extraction of road connectivity information of the topic traffic information and achieves good results.