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Dillon, Martin; Wenzel, Patrick – Library Hi Tech, 1990
This study examined the contribution to retrieval effectiveness (measured by recall and precision) of adding content-bearing information such as abstracts and tables of contents to bibliographic records. It was found that the addition of content-bearing information improves overall retrieval effectiveness. Improvement was primarily in terms of…
Descriptors: Bibliographic Databases, Bibliographic Records, Information Retrieval, Relevance (Information Retrieval)