Thanks John, that's probably one of the places I got it from :-) (01)
I was beginning to wonder with so many definitions and questions going
about, if I was taking something for granted. (02)
Mike (03)
John F. Sowa wrote:
> Mike,
>
> That is a commonly used distinction:
>
> MB> A distinction I find useful (though not very formal) is that
> > ontology (singular) is the study of what is, while ontologies
> > (plural) are the representations of reality that exist - whether
> > you know about it or not - within individual computer systems
> > and databases, i.e. the local representation of the reality
> > about which the computer is manipulating symbols, with varying
> > degrees of success.
>
> See below for the opening paragraph of one of my tutorials on
> ontology. The final section of that tutorial is a glossary.
>
> John
> __________________________________________________________________
>
> Source: http://www.jfsowa.com/ontology/ontoshar.htm
>
> 1. What is Ontology?
>
> The subject of _ontology_ is the study of the categories of things that
> exist or may exist in some domain. The product of such a study, called
> _an ontology_, is a catalog of the types of things that are assumed to
> exist in a domain of interest D from the perspective of a person who
> uses a language L for the purpose of talking about D. The types in the
> ontology represent the predicates, word senses, or concept and relation
> types of the language L when used to discuss topics in the domain D. An
> uninterpreted logic is ontologically neutral: It imposes no constraints
> on the subject matter or the way the subject is characterized. By
> itself, logic says nothing about anything, but the combination of logic
> with an ontology provides a language that can express relationships
> about the entities in the domain of interest.
>
> This is from the first article in the Guided Tour of Ontology:
>
> http://www.jfsowa.com/ontology/guided.htm
>
>
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>
> (04)
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