摘要： 随着语义Web的产生和发展，人-机及机-机间的交流与协作将变得更加方便。该文从介绍语义Web概念及体系结构入手，对关键技术XML, RDF及Ontology进行了对比分析说明，同时研究了其逻辑基础(描述逻辑)，分析了其语法语义及推理任务。对语义Web的未来发展热点问题进行了展望。

关键词: 语义网, 描述逻辑, 本体, 可扩展标识语言, 资源描述框架

Abstract: With the birth and development of semantic Web, the communication and cooperation between human and computer or computer and computer become more and more convenient. This paper introduces the concept of semantic Web and its architecture, then analyses the key-techniques including XML, Resource Description Framework(RDF) and Ontology contrastively. After that, logic foundations(description logics) of semantic Web is researched, as well as its syntax, semantics and reasoning tasks. And a prospect of the hotspot in the future of semantic Web is given.

Key words: semantic Web, description logics, Ontology, XML, Resource Description Framework(RDF)

中图分类号: 

• TP391