Inclusion of Relevance Information in the Term Discrimination Model.

Biru, Tesfaye; And Others

Notes FAQ Contact Us

Back to results

Peer reviewed

ERIC Number: EJ401000

Record Type: Journal

Publication Date: 1989

Pages: N/A

Abstractor: N/A

ISBN: N/A

ISSN: N/A

EISSN: N/A

Available Date: N/A

Inclusion of Relevance Information in the Term Discrimination Model.

Biru, Tesfaye; And Others

Journal of Documentation, v45 n2 p85-109 Jun 1989

Discusses the effect of including relevance data on the calculation of term discrimination values in bibliographic databases. Algorithms that calculate the ability of index terms to discriminate between relevant and non-relevant documents are described and tested. The results are discussed in terms of the relationship between term frequency and term discrimination values. (22 references) (CLB)

Descriptors: Algorithms, Automatic Indexing, Bibliographic Databases, Mathematical Models, Relevance (Information Retrieval), Statistical Distributions, Subject Index Terms

Publication Type: Journal Articles; Reports - Research

Education Level: N/A

Audience: N/A

Language: English

Sponsor: N/A

Authoring Institution: N/A

Grant or Contract Numbers: N/A

Author Affiliations: N/A