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基于本体分割的本体映射算法

, PP. 243-248

Keywords: 本体映射,本体分割,聚类,向量空间模型

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Abstract:

映射效率对于Web服务发现和组合、智能空间上下文感知等领域的动态映射至关重要。现有方法对相似度计算方法加以简化来提升效率,但当候选匹配实体对的数目随本体的规模增大而急剧增加时,就无法有效地处理。文中提出一种基于本体分割的高效本体映射算法。通过自下而上的聚类,将本体划分为一组大小合适的本体块。然后基于向量空间算法进行块映射,并从块映射结果中选取实体映射的候选匹配对,从而削减其数量,达到减少时间复杂度的目的。实验表明,文中方法显著提升运行时本体映射的效率,比Falcon-AO本体映射方法快6倍。

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