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Re: Extending RDFS, property-classes

From: Peter Ansell <ansell.peter@gmail.com>
Date: Tue, 10 Feb 2009 15:09:49 +1000
Message-ID: <a1be7e0e0902092109v6692e8baidef3a8259f7bf9f2@mail.gmail.com>
To: Alan Ruttenberg <alanruttenberg@gmail.com>
Cc: semantic-web@w3.org

2009/2/10 Alan Ruttenberg <alanruttenberg@gmail.com>:
> Hello Richard,
> I find your remark very odd, and more demonstrative of a lack of
> experience than an accurate perception of the state or vision of the
> Semantic Web. Certainly the lack of customers using OWL becomes a
> self-fulfilling prophecy when such a point of view is held.
> OWL is widely deployed in the area I work on the Semantic Web for
> science, with our own Neurocommons being a 400M triple store expressed
> in OWL and many other projects using OWL. Within biomedicine OWL is
> commonly used, with the OBO ontologies, the NCI thesaurus all
> available in OWL and SNOMED on the way. It would make no sense for any
> of these projects to use RDF or even RDFS. For one thing there is no
> way for anything to be incorrect (from a logical point of view) in
> RDFS, and you might be aware of a certain penchant scientists have for
> theories that can be refuted.

I was under the impression there was no way in OWL to say that
something was possibly incorrect? Could you give an example so I can
get my head around what you said more clearly?

> Even within RDF usage, there are bits of OWL vocabulary that are quite
> popular and are used extensively, for example (for better or worse)
> owl:sameAs and owl:inverseFunctionalProperty

Are people using these properties in applications without following
and/or understanding the complete OWL specification?


Received on Tuesday, 10 February 2009 05:22:32 UTC

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