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Re: What do the ontologists want

From: Jim Hendler <jhendler@darpa.mil>
Date: Mon, 21 May 2001 12:08:36 -0400
Message-Id: <v04220816b72eedbd1649@[]>
To: "Peter F. Patel-Schneider" <pfps@research.bell-labs.com>, GK@ninebynine.org
Cc: www-rdf-logic@w3.org
At 11:58 AM -0400 5/21/01, Peter F. Patel-Schneider wrote:
>In defense of stripped-down RDF, there is nothing technically wrong with a
>logical formalism that can represent only positive ground triples.  Such a
>formalism can certainly convey some useful semantic information.
>It is just that such a representation formalism cannot be used to
>*represent* anything more than positive ground triples.  Using positive
>ground triples to encode a more-expressive formalism requires encoding, which
>requires a new semantics, defined on top of the semantics for the positive
>ground triples, and makes it essentially impossible to use the semantics
>for the positive ground triples to represent domain information.
>Peter F. Patel-Schneider
>Bell Labs Research

In other words, if someone built an ontology language on top of an 
RDF-like langauge we could do important things with it.  Gee, why 
didn't I think of that?

Dr. James Hendler		jhendler@darpa.mil
Chief Scientist, DARPA/ISO	703-696-2238 (phone)
3701 N. Fairfax Dr.		703-696-2201 (Fax)
Arlington, VA 22203		http://www.cs.umd.edu/~hendler
Received on Monday, 21 May 2001 12:08:20 UTC

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