摘要
从分析当前书目数据库的特征入手,依次对题名、主题、分类号等项目的数据质量和标引特征进行分析,得出在现有的书目数据质量情况下,几乎没有一条提高查全率和查准率的综合性检索途径的结论。针对现状,指出提高书目数据库检索效果和检索精度的必要性,并对如何提高检索质量的问题进行研究,研究内容包括检索语言兼容性和检索方法的扩展性,并为提高书目数据检索的综合质量、增加书目检索系统的开放性探索提供方案。
This paper analyzes the features of bibliographic databases in China, including the data quality and indexing characteristics of the title, subject and classification number, etc. Then it draws a conclusion that no effective search ways have been found at present that will improve both recall ratio and precision ratio according to the current data quality. In addition, this paper also shows the significance of promoting the retrieval result and efficiency of the bibliographic databases, and makes some research on the compatibility of retrieval language and the retrieval mode extending. Furthermore, the paper puts forward a feasibility plan to improve the retrieval quality of bibliographic data and the opening of the bibliographic retrieval system.
出处
《图书情报工作》
CSSCI
北大核心
2006年第7期68-72,共5页
Library and Information Service
基金
本文系国家社会科学基金资助项目"书目数据库检索系统中具有检索语言兼容性的‘集成词表’的开发与检索方式扩展研究"(项目编号:4401-2-010)的研究成果之一
