【摘要】 介绍了基于本体和XML的数据交换系统的构造方法,通过用本体描述特定领域中的概念及其之间的关系,并用本体信息标记数据模型,使数据模型不仅具有结构信息,还具有了语义信息,为实现语义完整的数据转换提供了支持并方便了数据转换中的查询重组处理。更多还原

【Abstract】 A data exchange system based on ontology and XML is introduced,which uses ontology to describe the concepts and their relationships in a specific domain,and annotate the data models with it,making the data model has structural information as well as semantic information.In this way,data transformation in a semantic consistent way is supported and query reformulation is facilitated in the process.更多还原