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RE: Spatial datatypes in OWL/RDF

From: John Goodwin <John.Goodwin@ordnancesurvey.co.uk>
Date: Tue, 15 Apr 2008 15:20:30 +0100
Message-ID: <6A035FEF345E064E893D784097F8BC7F024A1B58@OSMAIL.ordsvy.gov.uk>
To: "Kendall Grant Clark" <kendall@clarkparsia.com>
Cc: "public-owl-dev" <public-owl-dev@w3.org>

> John, et. al.,
> 
> We have some plans to extend our DL-Lite reasoner, Owlgres, with a
> temporal logic, DLR, which I think we could use to provide
> spatio-temporal reasoning of the sort you refer to, John. This would
> give -- hand-waving a bit here -- the RCC8 operators for
> spatio-temporal units.

Would be interesting to see how this works. Any thoughts on whether this
will use spatial datatypes like points, line, polygons or "simply" apply
RCC8 semantics to assertions like:

a EC b
b NTPP c
c EQ d

etc...?

> But, again, hand-wave, hand-wave...Someone who works with me who
> really understands this stuff will have to say more about it. :>

I'm sure ;) Actually I really need to get some requirements/ideas sent
to Bijan ASAP.

John
.


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Received on Tuesday, 15 April 2008 14:21:04 GMT

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