【摘要】 互联网信息数据数量的不断增加,改变了数据的分类和访问形式。如何提高数字图书馆对网络数字资源的分类、定位和获取能力是数字图书馆建设的一个重要指标。以语义Web数字图书馆CallimachusDL为研究对象,整合了数字图书馆、语义Web和多媒体数据,并存储在以语义标注的数据库中。语义导航可以方面地浏览,分面检索的应用则加强了数字图书馆的检索效率。更多还原

【Abstract】 The constantly increasing volume of information available on the Internet is changing the forms of classification and access to data.One goal of digital library is to provide effective information classifying,locating and accessing knowledge through network.In this paper,CallimachusDL is taken as the example.Semantics-based digital library represents a novel approach to digital libraries,integrating social web and multimedia elements in a semantically annotated repository.The introduction of the semantic navigation can make it easy to browsed,and the application of the faceted search can enhance retrieval efficiency of the model.更多还原