【摘要】 从逆向工程角度出发,对领域本体模型的创建方法进行研究。以关系数据模型为对象,分析了如何从遗留系统中识别关系模式的结构信息,利用扩展的关系实体图EER获取关系模式的语义信息,并以此来建立领域本体模型。更多还原

【Abstract】 This paper researches the development method of domain ontology from the point of view of reverse engineering.It analyzes how to identify the structural information of relationship mode from the legacy system taking the relationship data mo-del as the object.And then,the paper obtains the semantic information of the relationship mode making use of the Extended Entity Relationship(EER) figure and establishes the domain ontology model.更多还原