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ERIC Number: EJ344229
Record Type: Journal
Publication Date: 1986
Pages: N/A
Abstractor: N/A
ISBN: N/A
ISSN: N/A
EISSN: N/A
On Relevance Weight Estimation and Query Expansion.
Robertson, S. E.
Journal of Documentation, v42 n3 p182-88 Sep 1986
A Bayesian argument is used to suggest modifications to the Robertson and Jones relevance weighting formula to accommodate the addition to the query of terms taken from the relevant documents identified during the search. (Author)
Descriptors: Bayesian Statistics, Information Retrieval, Mathematical Formulas, Online Systems, Relevance (Information Retrieval), Subject Index Terms, Theories
Publication Type: Journal Articles; Opinion Papers; Reports - Descriptive
Education Level: N/A
Audience: Researchers
Language: English
Sponsor: N/A
Authoring Institution: N/A
Grant or Contract Numbers: N/A