- From: Jim Hendler <hendler@cs.umd.edu>
- Date: Fri, 6 Dec 2002 14:25:58 -0500
- To: "Jeremy Carroll" <jjc@hplb.hpl.hp.com>, <www-webont-wg@w3.org>
At 7:51 PM +0100 12/6/02, Jeremy Carroll wrote: >In the current semantics draft, OWL Lite just gets the same semantics as OWL >DL on the syntactic subset. >It would be possible in our one-dimensional layering to give OWL Lite a >reduced semantics. > >This has the following advantages: >- clearly differentiation between the two >- much easier to implement OWL Lite so it really becomes an entry level > >I attach a modified version of section 5 of the semantics doc that changes a >few iffs to if-then's, and drops comprehension. > >As far as I can tell, teh vast majority of the entailments discussed in the >feature synopsis under OWL Lite are preserved, at much easier >implementability. > >Also we can add hasValue without any difficulty. > >It permits a conformance statement, in a subsequent e-mail, that has no >leeway, but is truely Lite. > >Jeremy > Jeremy - this is a very nice contribution and I think the WG should consider it very seriously - it addresses some comments we've received about OWL Lite still being too heavy (mostly because of the iffs) -JH -- Professor James Hendler hendler@cs.umd.edu Director, Semantic Web and Agent Technologies 301-405-2696 Maryland Information and Network Dynamics Lab. 301-405-6707 (Fax) Univ of Maryland, College Park, MD 20742 240-731-3822 (Cell) http://www.cs.umd.edu/users/hendler
Received on Friday, 6 December 2002 14:26:07 UTC