By referring the Ontology generator Proté gé, the thesis made an extensible support to
semantic description of resources by implementing a semantic metadata generation
module. The module includes almost all the relational verbs in OWL language and is
implemented with the Jena reasoning machine.
摘 要 ..............................................................................................................................................1
Abstract.............................................................................................................................................2
1 绪论.............................................................................................................................................5
1.1 研究背景..........................................................................................................................5
1.2 项目背景..........................................................................................................................6
1.3 相关领域的研究现状......................................................................................................6
1.4 本人的工作......................................................................................................................7
2 网格语义元数据服务系统概述.................................................................................................8
2.1 系统架构..........................................................................................................................8
2.2 子系统的设计特色和要点..............................................................................................9
2.2.1 动态元数据管理框架...........................................................................................9
2.2.2 语义元数据生成模块.........................................................................................11
3 动态元数据管理框架的设计和实现.......................................................................................12
3.1 基于网格监控体系结构 GMA 的系统设计.................................................................12
3.2 基于 OAI-PMH 的元数据互操作框架.........................................................................13
3.2.1 OAI-PMH 元数据发布－收割原理...................................................................13
3.2.2 语义元数据发布－收割的协议设计.................................................................14
3.3 动态元数据管理框架....................................................................................................17
3.3.1 语义元数据发布的设计与实现.........................................................................17
3.3.2 元数据服务提供者的设计与实现.....................................................................20
3.3.3 增值服务例析.....................................................................................................22
4 语义元数据生成模块的设计和实现.......................................................................................23
4.1 基于语义元数据的资源描述模型................................................................................23
4.2 语义元数据生成模块的设计........................................................................................23
4.2.1 Ontology 生成工具 Protégé 简介.......................................................................23
