Similarity measures in scientometric research: The Jaccard index versus Salton's cosine formula

It is shown that in most practical cases Salton's cosine formula yields a numerical value that is twice Jaccard's index.

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Bibliographic Details
Published in:Information processing & management 1989, Vol.25 (3), p.315-318
Main Authors: Hamers, Lieve, Hemeryck, Yves, Herweyers, Guido, Janssen, Marc, Keters, Hans, Rousseau, Ronald, Vanhoutte, André
Format: Article
Language:English
Subjects:
Analysis
Bibliometrics
Bibliometrics. Scientometrics. Evaluation
Classification
Computer graphics
Content analysis
Exact sciences and technology
Information and communication sciences
Information and document structure and analysis
Information processing and retrieval
Information retrieval
Information science. Documentation
Jaccard Index
Library and information science. General aspects
Library materials
Mathematical models
Salton's Cosine Formula
Sciences and techniques of general use
Scientometrics
Similarity measures
Specialized information sources
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Description
Summary:It is shown that in most practical cases Salton's cosine formula yields a numerical value that is twice Jaccard's index.
ISSN:0306-4573
1873-5371
DOI:10.1016/0306-4573(89)90048-4