- From: Martin Hepp <martin.hepp@ebusiness-unibw.org>
- Date: Mon, 31 Oct 2011 09:07:33 +0100
- To: Ivan Herman <ivan@w3.org>
- Cc: W3C Semantic Web IG <semantic-web@w3.org>, HTML Data Task Force WG <public-html-data-tf@w3.org>, W3C LOD Mailing List <public-lod@w3.org>
Hi Ivan: Frankly, I don't know. In general, if URIs are used as identifiers, the amount of canonicalization should be 1. limited to a minimum and 2. the same for Microdata/HTML, XML, and RDF. It can be fixed at either end, IMO. Martin On Oct 29, 2011, at 6:05 PM, Ivan Herman wrote: > Martin, > > I must admit I did not follow all the intricacies of the relative URI->full URI conversion, I usually rely on library functions (I know, I am lazy). But if what you say below is true, isn't that a bug in the microdata spec? > > Ivan > > On Oct 29, 2011, at 11:26 , Martin Hepp wrote: > >> Dear all: >> >> We had a longer discussion on URI comparison in RDF settings earlier this year. Note that when it comes to writing Microdata parsers, which will be a common thing for LOD architectures, there is a new spec to observe: >> >> http://www.whatwg.org/specs/web-apps/current-work/multipage/urls.html#resolve-a-url >> >> AFAIK, itemtype URIs are never resolved this way, but itemprop and href URIs will. >> >> This may result to different behaviors of queries in RDF settings if the same markup is used in Microdata vs. RDFa. >> >> Best >> >> Martin Hepp >> >> >> -------------------------------------------------------- >> martin hepp >> e-business & web science research group >> universitaet der bundeswehr muenchen >> >> e-mail: hepp@ebusiness-unibw.org >> phone: +49-(0)89-6004-4217 >> fax: +49-(0)89-6004-4620 >> www: http://www.unibw.de/ebusiness/ (group) >> http://www.heppnetz.de/ (personal) >> skype: mfhepp >> twitter: mfhepp >> >> Check out GoodRelations for E-Commerce on the Web of Linked Data! >> ================================================================= >> * Project Main Page: http://purl.org/goodrelations/ > > > ---- > Ivan Herman, W3C Semantic Web Activity Lead > Home: http://www.w3.org/People/Ivan/ > mobile: +31-641044153 > PGP Key: http://www.ivan-herman.net/pgpkey.html > FOAF: http://www.ivan-herman.net/foaf.rdf > > > > >
Received on Monday, 31 October 2011 08:08:15 UTC