Controlled Vocabulary Thesaurus Design Types of Controlled Vocabularies

Controlled Vocabulary & Thesaurus Design Types of Controlled Vocabularies

The Goal The goal of a controlled vocabulary is to facilitate agreement between the concepts within the site and the vocabulary of the person using it. Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop 1, p. 1

Continuum of Vocabulary Control Synonym Ring List Less Ambiguity Control Hierarchy Complexity Synonym Control Ambiguity Control Synonym Control Hierarchical Relationships Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop Thesaurus More Ambiguity Control Synonym Control Hierarchical Relationships Associative Relationships 5. 4, p. 16

List Example 1 Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

List Example 2 a Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

List Example 2 b Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Synonym Ring Example 1 a Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Synonym Ring Example 1 b Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Synonym Ring Example 2 Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Hierarchy Example 1 a Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Hierarchy Example 1 b Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Hierarchy Example 2 a Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Hierarchy Example 2 b Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Hierarchy Example 2 c Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Thesaurus Example A Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Thesaurus Example B Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Thesaurus Example C Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Thesaurus Example D Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Other Means of Access § Folksonomies & tagging communities § § Technorati - tagging blog entries Digg - tagging webpages Flickr - tagging images Answerbag - folksonomy § Classification systems § Library of Congress Classification Outline § Universal Decimal Classification § Keyword extraction and search Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Flickr Example Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Google Coop Example Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Criteria for Selecting a CV Tool § Institutional requirements § Budget, time, manpower constraints § Purpose of the CV tool § Benefits to the user § Expected uses for the CV tool § Balancing ease of use and functionality Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop App. B, p. 135

Defining Scope & Users § Scope of the material § § § What What is your core topic or topics? are your surrounding topics? is there a need for? is already out there? do you have resources for? § User population § Who is intended user? § How and when will they use the CV tool? Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

Appropriate CV Applications § § § § Subject Genre Physical material Personal names Corporate/organization names Events What else? Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop

CV Tool Discussion § What is your topic? § Who is your intended audience? § What is your institution’s need for a CV tool? Developed by the Association of Library Collections & Technical Services and Library of Congress’s Cataloger’s Learning Workshop