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RE: [ontolog] Large Ontologies in Use

To: "'ontolog@xxxxxxxxxxxxxxx'" <ontolog@xxxxxxxxxxxxxxx>
Cc: "Jones, David H" <david.h.jones@xxxxxxxxxx>
From: "Uschold, Michael F" <michael.f.uschold@xxxxxxxxxx>
Date: Wed, 13 Nov 2002 15:43:10 -0800
Message-id: <823043AB1B52784D97754D186877B6CF01E74F69@xxxxxxxxxxxxxxxxxxxxxxxxxxx>

I am aware of Cyc,  If anyone knows of any documented cases of Cyc being in routine use in significant industrial applications, please forward them to me. I am not aware of any.





-----Original Message-----
From: owner-ontology_site22@xxxxxxxxxxxxx [mailto:owner-ontology_site22@xxxxxxxxxxxxx]On Behalf Of MDaconta@xxxxxxx
Sent: Wednesday, November 13, 2002 3:09 PM
To: ontolog@xxxxxxxxxxxxxxx
Subject: Re: [ontolog] Large Ontologies in Use


In a message dated 11/13/2002 1:39:44 PM US Mountain Standard Time, michael.f.uschold@xxxxxxxxxx writes:

Can anyone point to some very large ontologies that are in routine use? I
know there are some in the medical informatics area, but am unsure of what
they are called.  One is on the order of 35K items, perhaps in genetics.

Hi Mike,

I've read that CYC is one of the largest general ontologies:

www.opencyc.org (an open source version).

- Mike
Michael C. Daconta
Director, Web & Technology Services

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