- From: Jim McCusker <mccusj@rpi.edu>
- Date: Mon, 2 Apr 2012 13:32:45 -0400
- To: Luc Moreau <L.Moreau@ecs.soton.ac.uk>
- Cc: Paul Groth <p.t.groth@vu.nl>, Stian Soiland-Reyes <soiland-reyes@cs.manchester.ac.uk>, Timothy Lebo <lebot@rpi.edu>, ProvenanceWorking Group WG <public-prov-wg@w3.org>
- Message-ID: <CAAtgn=Rg1U98zmiiFeSHL1gWn+Y063n7ga1LWopnyaBRs+vbqA@mail.gmail.com>
Why are we bringing time into it? What's the objection to using specialization as its basis? Jim On Mon, Apr 2, 2012 at 1:28 PM, Luc Moreau <L.Moreau@ecs.soton.ac.uk> wrote: > Dear all, > > To align prov-dm with the semantics, I am suggesting to use the > following definition > > *Two entities are alternates if they refer to the same thing at > overlapping times, * > > > instead of the one referring to specialisation. Objection? > > > > > Professor Luc Moreau > Electronics and Computer Science > University of Southampton > Southampton SO17 1BJ > United Kingdom > > On 24 Mar 2012, at 21:06, "Jim McCusker" <mccusj@rpi.edu> wrote: > > Refer is fine, but there may be people in the semantics community who > will be more picky. Refer also has a specific meaning in HTTP. If others > think that denote is too technical, we can try refer or represent and see > what feedback we get from the community. > > Jim > > On Sat, Mar 24, 2012 at 1:34 PM, Paul Groth <p.t.groth@vu.nl> wrote: > >> What about using using "refer" ? >> >> But I'm fine with denote if that's the best word. >> >> Cheers >> Paul >> >> >> Sent from my iPad >> >> On Mar 24, 2012, at 13:49, Jim McCusker <mccusj@rpi.edu> wrote: >> >> The intent is that alternative of is defined in terms of >> specialization. Using examples may clear up any confusion. >> >> The use of denote is taken from the RDF spec. We need something to >> distinguish between the symbols and the things themselves here, since we >> are saying that two symbols stand for the same common thing. "denote" is >> the best technical word, but maybe we need a less technical explanation >> after the definition. >> >> Jim >> >> On Sat, Mar 24, 2012 at 2:41 AM, Paul Groth <p.t.groth@vu.nl> wrote: >> >>> Hi >>> I'm worried that using specialization in the definition of alternate. It >>> might confuse people or is the intent that alternate is built on >>> specialization? >>> >>> Also the use of denote doesn't seem to have that common sense ease >>> that the other definitions have. >>> >>> Any thoughts? >>> >>> Thanks >>> Paul >>> >>> >>> On Mar 24, 2012, at 2:19, Timothy Lebo <lebot@rpi.edu> wrote: >>> >>> >>> On Mar 23, 2012, at 8:59 PM, Jim McCusker wrote: >>> >>> >>> On Mar 23, 2012 6:32 PM, "Stian Soiland-Reyes" < >>> soiland-reyes@cs.manchester.ac.uk> wrote: >>> > >>> > On Fri, Mar 23, 2012 at 16:44, Jim McCusker <mccusj@rpi.edu> wrote: >>> > >>> >>> > .. not sure if we should include "roles" here as it would be >>> confusing >>> > with prov:hadRole (the old EntityInRole discussion). >>> >>> My intention is to use this to provide roles to entities within a >>> particular context. We could leave this out, if it's too confusing. >>> >>> >>> I'd suggest dropping this from the definition and just using it in >>> your application. >>> >>> > The current example of Bob with Facebook account is not very good. >>> Why >>> > would bobWithFacebook be an alternative of bobWithTwitter? Just >>> > because they share bob as a parent specialization? Why would you form >>> > such entities? >>> >>> >>> Because Bob exhibits different sets of behaviors in each of these >>> environments. >>> He might be more casual on Facebook, but maintain a professional >>> demeanor on Twitter. You're getting to know "two different people" (two >>> altOf), even if they are the same person (the common specOf) >>> >>> Even if you know the Bob behind Facebook, you may not know the Bob >>> behind Twitter. >>> >>> BTW, I added an example that uses alt and spec for real. >>> http://www.w3.org/2011/prov/wiki/Eg-19-derived-named-graph-attribution >>> >>> JimAtYale and JimAtRPI being specializations of JimMcCusker (in >>> general) are better examples, probably. >>> >>> > The BBC News home page today is a specialization of the BBC home page. >>> > That could be a good one. >>> > >>> > >>> > >>> > The BBC news home page today is a specialization of the BBC news page >>> > in general. BBC does not provide a URI for a given day's news page, so >>> > we mint our own: >>> > >>> > >>> > specializationOf(bbcNews2012-03-23, <http://www.bbc.co.uk/news/>) >>> > >>> > >>> > The mobile news page is an alternative of the desktop news page. They >>> > are both specialization of (here unspecified) entity. >>> > >>> > alternativeOf(<http://www.bbc.co.uk/news/mobile/>, < >>> http://www.bbc.co.uk/news/>) >>> >>> This is a perfect example. >>> >>> >>> +10000 >>> >>> -Tim >>> >>> > The mobile news page of today is a specialization of the mobile news >>> page: >>> > >>> > specializationOf(bbcNewsMobile2012-03-23, < >>> http://www.bbc.co.uk/news/mobile/>) >>> > >>> > >>> > This implies (as /news/mobile and /news/ have a common specialization): >>> > >>> > alternativeOf(bbcNews2012-03-23, bbcNewsMobile2012-03-23) >>> >>> Yes, this all correctly follows. >>> >>> Jim >>> >>> >>> >> >> >> -- >> Jim McCusker >> Programmer Analyst >> Krauthammer Lab, Pathology Informatics >> Yale School of Medicine >> james.mccusker@yale.edu | (203) 785-6330 >> http://krauthammerlab.med.yale.edu >> >> PhD Student >> Tetherless World Constellation >> Rensselaer Polytechnic Institute >> mccusj@cs.rpi.edu >> http://tw.rpi.edu >> >> > > > -- > Jim McCusker > Programmer Analyst > Krauthammer Lab, Pathology Informatics > Yale School of Medicine > james.mccusker@yale.edu | (203) 785-6330 > http://krauthammerlab.med.yale.edu > > PhD Student > Tetherless World Constellation > Rensselaer Polytechnic Institute > mccusj@cs.rpi.edu > http://tw.rpi.edu > > -- Jim McCusker Programmer Analyst Krauthammer Lab, Pathology Informatics Yale School of Medicine james.mccusker@yale.edu | (203) 785-6330 http://krauthammerlab.med.yale.edu PhD Student Tetherless World Constellation Rensselaer Polytechnic Institute mccusj@cs.rpi.edu http://tw.rpi.edu
Received on Monday, 2 April 2012 17:33:44 UTC