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主题标引是根据文献具有检索意义的内容特征,赋予相应词语标识的过程,它具有专指、直接、灵活的优点,可将杂乱无序的文献资源转变为规范有序的文献检索体系,标引质量的高低直接影响到文献的检索和利用,本文就主题标引质量问题,谈几点认识。1 关于主题标引的专指性1.1 专指性,又称专指度,是指主题标识与文献主题概念的相符程度。它是根据对主题概念揭示的精度衡量标引质量的一个重要因素。较高的专指度,有助于提高检准率,满足用户对特定主题文献的查
Thematic indexing is a process of assigning the corresponding word identification according to the content features of the retrieval significance of the document. It has the advantages of being specific, direct and flexible, and can transform the disorderly and disorderly document resources into a standardized and orderly document retrieval system. Citing the level of quality directly affects the retrieval and use of the literature, this article on the quality of the subject indexing, to talk about some knowledge. 1 on thematic indexing refers to the specific 1.1 Specificity, also referred to as the degree of specific refers to the theme of identity and the theme of the literature the degree of agreement. It is an important factor in the quality of the citation based on the revealed accuracy of the topic concept. A higher degree of specific degrees, help to improve the accuracy rate, to meet the user’s investigation of a particular topic of literature