- From: Martin Hepp <martin.hepp@ebusiness-unibw.org>
- Date: Thu, 9 Jun 2011 21:16:34 +0200
- To: Giovanni Tummarello <giovanni.tummarello@deri.org>
- Cc: Patrick Logan <patrickdlogan@gmail.com>, Michael Hausenblas <michael.hausenblas@deri.org>, Bernard Vatant <bernard.vatant@mondeca.com>, Linked Data community <public-lod@w3.org>
I totally agree with Giovanni. But the key question will be real deployment - how much actual content will you contribute as compared to all non-academic Web developers. On Jun 9, 2011, at 10:54 AM, Giovanni Tummarello wrote: > my2c > > i would seriously advice against using triples with http://schema.rdfs.org . > > That would be totally and entirely validating their claim that either > you impose things or fragmentation will distroy everything and that > talking to the community is a waste of time. > > For how little this matters really - i'd really advice anyone wanting > to produce RDFa of schema to live with it and use direct > http://schema.org uris as per their example in RDFa. > > Gio > > On Tue, Jun 7, 2011 at 9:49 AM, Patrick Logan <patrickdlogan@gmail.com> wrote: >> Would it be reasonable to use http://schema.rdfs.org rather than >> http://schema.org in the URIs? Essentially mirror what one might hope >> for schema.org to become. Then if it does become that, link the two >> together? >> >> >> On Tue, Jun 7, 2011 at 1:22 AM, Michael Hausenblas >> <michael.hausenblas@deri.org> wrote: >>>> Something I don't understand. If I read well all savvy discussions so far, >>>> publishers behind http://schema.org URIs are unlikely to ever provide any >>>> RDF description, >>> >>> What makes you so sure about that not one day in the (near?) future the >>> Schema.org URIs will serve RDF or JSON, FWIW, additionally to HTML? ;) >>> >>> Cheers, >>> Michael >>> -- >>> Dr. Michael Hausenblas, Research Fellow >>> LiDRC - Linked Data Research Centre >>> DERI - Digital Enterprise Research Institute >>> NUIG - National University of Ireland, Galway >>> Ireland, Europe >>> Tel. +353 91 495730 >>> http://linkeddata.deri.ie/ >>> http://sw-app.org/about.html >>> >>> On 7 Jun 2011, at 08:44, Bernard Vatant wrote: >>> >>>> Hi all >>>> >>>> Something I don't understand. If I read well all savvy discussions so far, >>>> publishers behind http://schema.org URIs are unlikely to ever provide any >>>> RDF description, so why are those URIs declared as identifiers of RDFS >>>> classes in the http://schema.rdfs.org/all.rdf. For all I can see, >>>> http://schema.org/Person is the URI of an information resource, not of a >>>> class. >>>> So I would rather have expected mirroring of the schema.org URIs by >>>> schema.rdfs.org URIs, the later fully dereferencable proper RDFS classes >>>> expliciting the semantics of the former, while keeping the reference to the >>>> source in some dcterms:source element. >>>> >>>> Example, instead of ... >>>> >>>> <rdf:Description rdf:about="http://schema.org/Person"> >>>> <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Class"/> >>>> <rdfs:label xml:lang="en">Person</rdfs:label> >>>> <rdfs:comment xml:lang="en">A person (alive, dead, undead, or >>>> fictional).</rdfs:comment> >>>> <rdfs:subClassOf rdf:resource="http://schema.org/Thing"/> >>>> <rdfs:isDefinedBy rdf:resource="http://schema.org/Person"/> >>>> </rdf:Description> >>>> >>>> where I see a clear abuse of rdfs:isDefinedBy, since if you dereference >>>> the said URI, you don't find any explicit RDF definition ... >>>> >>>> I would rather have the following >>>> >>>> <rdf:Description rdf:about="http://schema.rdfs.org/Person"> >>>> <rdf:type rdf:resource="http://www.w3.org/2000/01/rdf-schema#Class"/> >>>> <rdfs:label xml:lang="en">Person</rdfs:label> >>>> <rdfs:comment xml:lang="en">A person (alive, dead, undead, or >>>> fictional).</rdfs:comment> >>>> <rdfs:subClassOf rdf:resource="http://schema.rdfs.org/Thing"/> >>>> <dcterms:source rdf:resource="http://schema.org/Person"/> >>>> </rdf:Description> >>>> >>>> To the latter declaration, one could safely add statements like >>>> >>>> schema.rdfs:Person rdfs:subClassOf foaf:Person >>>> >>>> etc >>>> >>>> Or do I miss the point? >>>> >>>> Bernard >>>> >>>> 2011/6/3 Michael Hausenblas <michael.hausenblas@deri.org> >>>> >>>> http://schema.rdfs.org >>>> >>>> ... is now available - we're sorry for the delay ;) >>>> >>>> Cheers, >>>> Michael >>>> -- >>>> Dr. Michael Hausenblas, Research Fellow >>>> LiDRC - Linked Data Research Centre >>>> DERI - Digital Enterprise Research Institute >>>> NUIG - National University of Ireland, Galway >>>> Ireland, Europe >>>> Tel. +353 91 495730 >>>> http://linkeddata.deri.ie/ >>>> http://sw-app.org/about.html >>>> >>>> >>>> >>>> >>>> >>>> -- >>>> Bernard Vatant >>>> Senior Consultant >>>> Vocabulary & Data Integration >>>> Tel: +33 (0) 971 488 459 >>>> Mail: bernard.vatant@mondeca.com >>>> ---------------------------------------------------- >>>> Mondeca >>>> 3, cité Nollez 75018 Paris France >>>> Web: http://www.mondeca.com >>>> Blog: http://mondeca.wordpress.com >>>> ---------------------------------------------------- >>> >>> >>> >> >> >
Received on Thursday, 9 June 2011 19:17:02 UTC