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Quote: high precision if narrow query, low precision if wide query

topics > all references > references sa-sz > QuoteRef: saltG7_1986 , p. 651



Topic:
problems with information retrieval
Topic:
information retrieval with queries

Quotation Skeleton

In presenting the results [of the Medlars' study], Lancaster notes that … or less specific query formulations. The average performance … high-precision/low-recall end [80% vs. 19% for 30-40 items] of the performance spectrum, and … [20% vs. 89% for 135 relevant retrieved items] as query formulations broadened.   Google-1   Google-2

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Topic: problems with information retrieval (51 items)
Topic: information retrieval with queries (18 items)

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