- From: <frozados@fibertel.com.ar>
- Date: Tue, 13 Jan 2004 11:59:37 -0300
- To: "Charles McCathieNevile" <charles@w3.org>, "Jeroen Budts" <jeroen@lightyear.be>
- Cc: www-rdf-interest@w3.org
Hello. I couldn't underestand the usability of XFN. I read some articles about XFN from http://gmpg.org/xfn/join. I read a few articles about FOAF and i underestand the usability but i couldn't the matching between FOAF and XFN. thanks, Federico. >-- Mensaje original -- >Date: Tue, 13 Jan 2004 08:04:20 -0500 (EST) >From: Charles McCathieNevile <charles@w3.org> >To: Jeroen Budts <jeroen@lightyear.be> >Cc: www-rdf-interest@w3.org >Subject: Re: [www-rdf-interest] <none> > > > >On Mon, 12 Jan 2004, Jeroen Budts wrote: >>I'm still working on my FOAF file and have another question. To give >>some extra information about the persons I know (foaf:knows) I want to >>add XFN [1]. XFN describes some values which can be used in the @rel >>attribute of XHTML elements. I know the rel attribute, as XFN uses it, >>is http://gmpg.org/xfn/1#rel. So is it valid then to declare a prefix, >>by example xfn, for the namespace http://gmpg.org/xfn/1 and use >>xfn:rel as a property for a foaf:Person? > >Yes, I think you can do this. It seems to be what the document you referred >to suggests in its last paragraph. (Assuming that it is a sensible use of >the >rel property :-) > >An interesting problem is whether to adapt something like this, or to >re-define it yourself. If you take the former appraoch then you either don't >write a schema, so people can't find what you did, or you have the >possibility that several people will each write a schema for a term whose >URI >they don't own, and there may be conflicting statements. > >If you make up your own version, we end up with a million schemas which are >likely to have ppor interoperability - even with the core elements of dublin >core we can see that establishing interoperability among a large group of >humans is difficult. If they all invent their own somewhat nuanced terms >and >claim they are "similarTo" something else, we will have a very fuzzy semantic >web. That may be a good thing of course - the knowledge we try to represent >is, except in a few cases, somewhat fuzzy itself. > >Cheers > >Chaals > ________________________________________ FiberTel, el nombre de la banda ancha http://www.fibertel.com.ar
Received on Tuesday, 13 January 2004 10:02:03 UTC