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What is Term Weighting

Chapter 386
Encyclopedia of Information Science and Technology, Third Edition
Determines the importance of a term for a document. Weights are calculated by many different formula which consider the frequency of each term in a document and in the collection as well as the length of the document and the average or maximum length of any document in the collection.
Published in Chapter:
Information Retrieval
Thomas Mandl (Universität Hildesheim, Germany) and Christa Womser-Hacker (Universität Hildesheim, Germany)
Copyright: © 2015 |Pages: 9
DOI: 10.4018/978-1-4666-5888-2.ch386
Full Text Chapter Download: US $37.50 Add to Cart
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Chapter 587
Technologies for Information Access and Knowledge Management
Weighting determines the importance of a term for a document. Weights are calculated by many different formulas that consider the frequency of each term in a document and in the collection, as well as the length of the document and the average or maximum length of any document in the collection.
Published in Chapter: Technologies for Information Access and Knowledge Management; From: Encyclopedia of Information Science and Technology, Second Edition
Full Text Chapter Download: US $37.50 Add to Cart
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