Controlled Terms or Free Terms? A JavaScript Library to Utilize Subject Headings and Thesauri on the Web
There are two types of keywords used as metadata: controlled terms and free terms. Free terms have the advantage that metadata creators can freely select keywords, but there also exists a disadvantage that the information retrieval recall ratio might be reduced. The recall ratio can be improved b...
Main Authors: | , , , |
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Format: | Article |
Language: | English |
Published: |
Code4Lib
2011-10-01
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Series: | Code4Lib Journal |
Online Access: | http://journal.code4lib.org/articles/5994 |