摘要
分析了传统异构数据集成中存在的困难,给出一个改进的基于本体的异构数据集成方法。该方法采用本体描述信息源领域中的概念,通过构建语义映射关系,解决数据集成中存在的语义异构问题。
The difficulties of traditional integration approaches of heterogeneous data resource are analyzed, and an improved integration method based on ontology is presented. The goal of this method is to hold the semantic consistency of integration of heterogeneous data through describing the concept of domain by ontology and constructing semantic mapping relations,
出处
《计算机应用与软件》
CSCD
北大核心
2007年第9期30-32,65,共4页
Computer Applications and Software
基金
国家自然科学基金项目(60372072)
关键词
本体
异构数据源
映射关系
Ontology Heterogeneous data resource Mapping relations
