From: Graham Klyne (gk@ninebynine.org)
Date: 12/04/03
Yes, you're right. My apologies to Jeff, who was very helpful in clarifying some questions for me. #g -- At 21:10 03/12/03 +0000, Ian Horrocks wrote: >I would like to point out that this is joint work with Jeff Pan, and >that if any credit is due, then much of it should go to Jeff. > >Ian > >On December 3, Graham Klyne writes: > > At 17:31 02/12/03 -0500, Benjamin Grosof wrote: > > >relevant paper to read for next week: > > >paper by Ian Horrocks et al on datatype groups > > >from ISWC-2003, is on Ian's webpage > > > > FWIW, I've implemented two approaches to incorporating datatypes into RDF > > inference processes. The software is not yet documented or released (but > > will be soon, I hope). Some notes are at [1]. > > - one is based on ideas from Ian's paper. All test cases from [1] have > > been passed (except that I take a different approach to cardinality > > constraints). > > - the other is based on adding a "variable binding modifier" to > > conventional Horn-like rule. > > > > So far, my intuition is that Ian's GeneralRestriction class approach > > integrates more smoothly with general RDF -- the datatypes can be built > > into the software, and accessed/used within the RDF syntactic > > framework. I've yet to see how this plays out in a real application. > > > > #g > > -- > > > > [1] http://www.ninebynine.org/RDFNotes/RDF-Datatype-inference.html > > > > > > > > ------------ > > Graham Klyne > > For email: > > http://www.ninebynine.org/#Contact > > ------------ Graham Klyne For email: http://www.ninebynine.org/#Contact
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