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测绘学报  2014 

基于SPARQL查询的地理语义空间索引构建方法

, PP. 193-199

Keywords: 空间四元组,地理语义空间索引,SPARQL,地理语义空间查询

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Abstract:

为了实现地理语义数据的快速有效的空间查询,通过分析传统RDF索引方法和空间索引方法的不足,结合两者提出一种基于空间四元组(GeoQuad)的地理语义空间索引构建方法,并基本该方法利用Jena和ARQ实现基于SPARQL语法的地理语义空间查询。实验表明,方法高效可行,不仅能够快速定位空间RDF节点,而且能够快速进行RDF空间查询并返回RDF结果。

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