ON RELEVANCE WEIGHT ESTIMATION AND QUERY EXPANSION
- 1 March 1986
- journal article
- review article
- Published by Emerald in Journal of Documentation
- Vol. 42 (3), 182-188
- https://doi.org/10.1108/eb026792
Abstract
A Bayesian argument is used to suggest modifications to the Robertson/Sparck Jones relevance weighting formula, to accommodate the addition to the query of terms taken from the relevant documents identified during the search.Keywords
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