- From: Richard Cyganiak <richard@cyganiak.de>
- Date: Tue, 26 Mar 2013 08:45:01 +0000
- To: Stasinos Konstantopoulos <konstant@iit.demokritos.gr>
- Cc: John Erickson <olyerickson@gmail.com>, Makx Dekkers <makx@makxdekkers.com>, Public GLD WG <public-gld-wg@w3.org>
On 26 Mar 2013, at 00:29, "Stasinos Konstantopoulos" <konstant@iit.demokritos.gr> wrote: > On the other hand, Richard's assertion that: > >>> the LoC URIs whose use we recommend are not typed as >>> dct:LinguisticSystem. > > is not accurate; LoC URIs (639-1 as well as 639-2 ones) are typed as > madsrdf:Language, which is equivalent to dct:LinguisticSystem: > > http://www.loc.gov/standards/mads/rdf/v1.html#Language That's interesting. I didn't know that. This slightly reduces my aversion against stating the range as dct:LinguisticSystem. Thanks Stasinos! Richard > > Best, > Stasinos > > > > > > John Erickson wrote: >> Again I support Richard's argument; I think that changing the >> suggested range of dct:language to dct:LinguisticSystem would only >> confuse the majority of potential adopters at this stage. >> >> Furthermore, at this stage of he game I think any stakeholder >> community that is creating apps which care whether the range of >> dct:language is dct:LinguisticSystem is (arguably) sophisticated >> enough to deal with any ambiguities that may arise if it isn't so >> tightly constrained... >> >> On Mon, Mar 25, 2013 at 7:01 PM, Richard Cyganiak <richard@cyganiak.de> >> wrote: >>> On 25 Mar 2013, at 16:03, "Makx Dekkers" <makx@makxdekkers.com> wrote: >>>> Property dct:language >>>> (http://www.w3.org/TR/2013/WD-vocab-dcat-20130312/#Property:catalog_language, >>>> >>>> http://www.w3.org/TR/2013/WD-vocab-dcat-20130312/#Property:dataset_language) >>>> is defined with range rdfs:Resource, while >>>> athttp://dublincore.org/documents/dcmi-terms/#terms-language, the range >>>> is defined as dct:LinguisticSystem. Shouldn�t DCAT inherit the >>>> (narrower) range as defined by DCMI? >>> >>> If we specify the range that way, Then people will get scared because >>> the LoC URIs whose use we recommend are not typed as >>> dct:LinguisticSystem. Lots of RDF users don't understand that classes >>> may be overlapping, and that rdfs:range is descriptive rather than >>> prescriptive. >>> >>> Given that rdfs:Resource is pretty much the set of everything, the >>> statement that dct:language has range rdfs:Resource is trivially >>> correct. >>> >>> IMHO it would be better to drop the rdfs:Resource range, and leave only >>> the LoC recommendation in the range box, than saying that the range is >>> dct:LinguisticSystem. >>> >>> Best, >>> Richard >>> >>> >>> >>>> >>>> Makx. >>>> >>>> >>>> Makx Dekkers >>>> makx@makxdekkers.com >>>> +34 639 26 11 46 >> >> >> >> -- >> John S. Erickson, Ph.D. >> Director, Web Science Operations >> Tetherless World Constellation (RPI) >> <http://tw.rpi.edu> <olyerickson@gmail.com> >> Twitter & Skype: olyerickson > >
Received on Tuesday, 26 March 2013 08:45:23 UTC