Thesaurus Design and
Development
Review
Types of Indexing Languages
Uses of Controlled
Vocabularies
Indexing Languages
Classification Systems
Automatic Indexing and
Classification
Clustering
Automatic Class Assignment
Today
Developing Controlled
Vocabularies
Origins
Origins
Origins
Structure of an IR System
What is a “Controlled
Vocabulary”
Thesauri
Thesauri (cont.)
Thesauri (cont.)
Why develop a thesaurus?
Why develop a thesaurus?
Preliminary considerations
Preliminary Considerations
Development of a Thesaurus
Flow of Work in Thesaurus
Construction
1. Term Selection
1.1 Kinds of Sources
1.1 Kinds of Sources
Selection of sources
Selection of Sources
Selection of Terms
Selection of Terms
2. Merging and Development
of Concept Classes
3. Definition of Broad
Subject Fields and Subfields
4. Development of
Classificatory Structure
5. Final Stages
Review
Review (cont.)
Testing a Thesaurus
The Indexing Process
Application: The Indexing
Process (Manual)
Thesaurus Revision and
Updates
References