- From: Jim Hendler <hendler@cs.umd.edu>
- Date: Thu, 29 May 2003 15:32:15 -0400
- To: "Peter F. Patel-Schneider" <pfps@research.bell-labs.com>, schreiber@swi.psy.uva.nl
- Cc: jjc@hplb.hpl.hp.com, www-webont-wg@w3.org
At 1:24 PM -0400 5/29/03, Peter F. Patel-Schneider wrote: >I am not convinced that there has been a decision on whether owl:sameAs is >in OWL DL. > >peter Peter, I would hope that your disagreement with the chair on this issue was backed up with something -- Guus seems to have quoted appropriate sources and to have stated that he is not revisiting the decision. I don't see anything saying he is suggesting this as a personal prefence, so it appears that it was sent in his chair's role. Short of showing he's wrong, "I'm not convinced" doesn't seem to me to overrule such a decision... -JH the "other" chair. > > >From: Guus Schreiber <schreiber@swi.psy.uva.nl> >Subject: Re: owl:sameAs confusion (Ref and Guide) >Date: Wed, 28 May 2003 14:17:52 +0200 > >> >> [reposted from my old address, for some reason my first reply did not >> make it to the list] >> >> Jeremy Carroll wrote: >> > >> > >> > The HP team report that we have had difficulty working on owl:sameAs >> > because different team members are working from different documents. >> > >> > S&AS excludes owl:sameAs from OWL DL and OWL Lite. >> >> >> This looks to me like a bug. The final resolution on Issue 4.6 >> (EquivalentTo) >> >> http://www.w3.org/2001/sw/WebOnt/webont-issues.html#I4.6-EquivalentTo >> >> states clearly that sameAs is a synonym for sameIndividualAs and says >> nothing about it only being in Full. The minutes of the relevant telecon >> (Nov 11) contain a suggested methodological guideline that sameAs may >> typically be used in Full when the types of the subject/object are >> unknown, but that's something different. >> >> > Guide recommends not using owl:sameAs (ever), but states that it is >> > synonymous with owl:sameIndividualAs, and suggests that using >> > owl:sameAs between classes is in full. >> > Ref is more positive about owl:sameAs. >> > >> > It would be helpful if the story were clearer, in particular Ref and >> > Guide should say that all uses of owl:sameAs are in Full >> >> Not true, see above. >> >> > (personally, I would not mind simply dropping owl:sameAs). >> >> The introduction of the synonym was part of a WG compromise (some >> preferred sameAs instead of sameIndividualAs). I see no reason to >> revisit this decision. >> >> I propose the S&AS, Guide and Ref editors take actions to ensure their >> documents are consistent with the current resolution. >> >> Guus >> >> > >> > Jeremy >> > >> > >> >> -- >> Free University Amsterdam, Computer Science >> De Boelelaan 1081a, 1081 HV Amsterdam, The Netherlands >> Tel: +31 20 444 7739/7718 >> E-mail: schreiber@cs.vu.nl >> Home page: http://www.cs.vu.nl/~guus/ >> >> -- 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 Thursday, 29 May 2003 15:36:08 UTC