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RE: First Order Logic and Semantic Web RE: NPR, Godel, Semantic W eb
- From: "Bullard, Claude L (Len)" <clbullar@ingr.com>
- To: Joel Rees <rees@mediafusion.co.jp>, Jeff Lowery <jlowery@scenicsoft.com>
- Date: Tue, 15 May 2001 08:45:52 -0500
If a semantic service is considered a service, say
something at the end of a SOAP call, then you can
set the loop up as you wish. The ontology layer
looks straightforward. The logic that works with
it, the subject of a different post, has to deal
with assertions that may or may not be provable,
may be in conflict with other systems, etc. We
explored a lot of this last year on XML-Dev and
the papers out there that dealt with these systems
before suggest that operational issues of quality
control over the ontology were critical to using
it. If the ontology is a means for the local
system to reason over its own information (not
a web oracle but a local advisor), then the local
system builder will work hard to make sure it is
consistent with the goals of the local service.
I believe the QOS is important to establishing
authority. We can't just use frequency or
location of citation, or interreference, etc.
These are too easy to game. I think it is like
comparing the OED to the Winn-Dixie Websters
Dictionary. Money gets quality but cannot
eliminate all bias. Therefore, one is careful
about the transactions committed, tests the
connections, and rates the service. Legitimate
authority is a different issue and has more to
do with formal policy for decision making (whose
shot is it to call).
The web is an amplifier. Deal with it accordingly.
Y'all can kick Gates and MS at will but my experience
is that they will do this as well or better than
anyone else. They have to sell a lot of copies of
software to survive and even if the rental model
is lucrative (doubtful because it works against
the economic model of the customer even if it works
for the vendor), they then have to thrive on the
highest quality because switching services is
easier (it is easier to get out of a lease than
a mortgage).
Len
http://www.mp3.com/LenBullard
Ekam sat.h, Vipraah bahudhaa vadanti.
Daamyata. Datta. Dayadhvam.h
-----Original Message-----
From: Joel Rees [mailto:rees@server.mediafusion.co.jp]
I guess I asked a different question from I thought. What I had in mind was
to suggest (question?) the possibility of designing SW so that any semantic
loop that formed would be subject to human judgment on its validity as long
as it exists. A required timeout mechanism would also be useful. But I don't
think it would be possible to enforce.