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Re: The Open world assumption shoe does not always fit - was: RE: [ontolog-forum] Fwd: Ontolog invited speaker session - Dr. Mark Greaves on the Halo Project - Thu 2008.06.19

From: Bob Futrelle <bob.futrelle@gmail.com>
Date: Thu, 26 Jun 2008 22:35:54 -0400
Message-ID: <71d02ff70806261935j6ab547ech5ec71e935d86873c@mail.gmail.com>
To: "Pat Hayes" <phayes@ihmc.us>
Cc: "Ogbuji, Chimezie" <OGBUJIC@ccf.org>, "Adrian Walker" <adriandwalker@gmail.com>, "[ontolog-forum]" <ontolog-forum@ontolog.cim3.net>, "John F. Sowa" <sowa@bestweb.net>, welty@watson.ibm.com, semantic_web@googlegroups.com, "public-semweb-lifesci hcls" <public-semweb-lifesci@w3.org>, semanticweb@yahoogroups.com 

If I have a database of *all* employees in a company and a query for a
person returns nothing, then that failure allows me to assert that
that person is not an employee. It's a matter of deciding what your
universe of discourse is, is it not?

 - Bob Futrelle
Received on Friday, 27 June 2008 02:36:31 GMT

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