ERIC Number: EJ053527
Record Type: CIJE
Publication Date: 1971
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Retrieval Efficiency from Titles and the Cost of Indexing
Tell, Bjorn V.
Information Storage and Retrieval, 7, 5, 241-243, Dec 71
Three experiments were made by a flexible machine search system to test the retrieval efficiency of searching free text and keywords. Results based upon relevance judgements of users indicate that titles and abstracts are good index material which can be used for machine searching without human indexing. (Author/SJ)
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