Archive For April 2010

There is no “other” category: When to avoid “miscellaneous”

on April 20, 2010 by Duncan Hull and Robert Stevens in Under Review, Comments (0)

It is often tempting when describing a series of subclasses that you know are not exhaustive to add a class labelled as “Other” or “Miscellaneous”. This is generally seen […]

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Defining Definitions

on by Duncan Hull and Robert Stevens in Under Review, Comments (1)

Ontology can be thought of as the definition of entities in a domain of interest. It is useful, however, to talk about the word definition in a little more […]

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Separating Concepts from Labels

on by Duncan Hull and Robert Stevens in Under Review, Comments (0)

When creating ontologies it is good practice to separate the concept and the label or term used to refer to that concept. Take the category or class that the […]

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What is an upper level ontology?

on April 13, 2010 by Robert Hoehndorf in Reviewed, Comments (2)

Abstract:Upper level ontologies are used to facilitate the semantic integration of domain ontologies and guide the development of new ontologies. For this purpose, they contain general categories that are […]

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The overuse of is-a relation

on by Larisa Soldatova in Under Review, Comments (1)

Abstract The is-a relation is often overused by ontology developers. Also, the is-a relation sometimes is confused with other relations. This article explains why it may happen and how […]

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