【摘要】 语义元数据在语义网格中扮演着关键的角色,它为实现服务的查找、匹配、发现过程提供必要的信息描述和决策支持。探讨了语义元数据的产生背景、功能分类以及基于本体的语义元数据的管理需求和通用框架,然后对现有典型系统的基于本体的语义元数据管理进行了深入地分析和比较,提出了基于本体的语义元数据管理未来研究内容。更多还原

【Abstract】 Semantic metadata has played a significant role on semantic grid management owing to information description and decision making.The background about the semantic metadata creation,function classification,and management requirement,universal framework of semantic metadata based on ontology is discussed.Then the comparison between different typical systems is given.At last,a concise conclusion on semantic metadata management is drawn.更多还原