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Controlled Vocabularies

Vocabulary control comes in many shapes and sizes. At its most vague, it consists of any defined subset of natural language. At its simplest, a controlled vocabulary is a list of equivalent terms in the form of a synonym ring, or a list of preferred terms in the form of an authority file. Define relationships between terms (e.g., broader, narrower), and you’ve got a classification scheme. Model associative relationships between concepts (e.g., See Also, See Related), and you’re working on a thesaurus. Figure 10-1 illustrates the relationships between different types of contr...


Cover of Information Architecture, 4th Edition


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