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Re: Linked Data

From: Michael Hausenblas <michael.hausenblas@deri.org>
Date: Fri, 19 Mar 2010 00:01:38 +0100
To: Cory Casanave <cory-c@modeldriven.com>, Gannon Dick <gannon_dick@yahoo.com>
CC: <public-egov-ig@w3.org>
Message-ID: <C7C86F62.E5ED%michael.hausenblas@deri.org>

> Given a linked data URI, how do I find the VoiD resource that describes
> it?

Initially, we suggested to reuse the dcterms:isPartOf property [1], however
due to various reasons we will introduce a dedicated property in voiD 2.0
called void:inDataset [2].

Cheers,
      Michael

[1] http://rdfs.org/ns/void-guide#sec_4_2_Back-links

-- 
Dr. Michael Hausenblas
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



> From: Cory Casanave <cory-c@modeldriven.com>
> Date: Thu, 18 Mar 2010 18:50:38 -0400
> To: Michael Hausenblas <michael.hausenblas@deri.org>, Gannon Dick
> <gannon_dick@yahoo.com>
> Cc: <public-egov-ig@w3.org>
> Subject: RE: Linked Data
> 
> Given a linked data URI, how do I find the VoiD resource that describes
> it?
> 
> -----Original Message-----
> From: public-egov-ig-request@w3.org
> [mailto:public-egov-ig-request@w3.org] On Behalf Of Michael Hausenblas
> Sent: Thursday, March 18, 2010 6:28 PM
> To: Gannon Dick
> Cc: public-egov-ig@w3.org
> Subject: Re: Linked Data
> 
> 
> Gannon,
> 
> Not sure I totally understand the issue you seem to raise, but if I
> understand you correctly the solution is simple: voiD (vocabulary of
> interlinked datasets) [1]-[4].
> 
> Cheers,
>       Michael
> 
> [1] http://semanticweb.org/wiki/VoiD
> [2] http://rdfs.org/ns/void-guide
> [3] http://rdfs.org/ns/void
> [4] http://sw-app.org/pub/ldow09-void.pdf
> 
> -- 
> Dr. Michael Hausenblas
> 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
> 
> 
> 
>> From: Gannon Dick <gannon_dick@yahoo.com>
>> Date: Thu, 18 Mar 2010 15:05:28 -0700 (PDT)
>> To: <public-egov-ig@w3.org>
>> Subject: Linked Data
>> Resent-From: <public-egov-ig@w3.org>
>> Resent-Date: Thu, 18 Mar 2010 22:06:04 +0000
>> 
>> CC wrote:
>> On the demo call today we discussed a couple of technical issues that
>> impact but are not specific to government.  These are:
>> 
>> 1)       That given a data URI, there is no standard way to
>> programmatically access the metadata about the resource.
>> 
>> Sandro wrote: (can't find the exact quote)
>> -The RDF model is the only one we (the W3C) have.-
>> 
>> I also looked at the DERI.ORG sitemap extensions.  The explanations
> were well
>> worth the read.  The potential problem I see with extending sitemap is
> that it
>> disconnects linked data from it's RDF and (Collection of) Human
> Readable HTML
>> parts - 1 site=1 Database - and if you had more than one <owl:Thing>
> to share
>> it could get very complicated.  Therein lies the rub.
>> 
>> For reasons stated here:
>> http://www.rustprivacy.org/2010/meta/linked-data.pdf
>> with an example here:
>> http://www.rustprivacy.org/2010/meta/linked-data.xml
>> or for the bold:
>> http://www.rustprivacy.org/2010/meta/linked-data.xsl (on valid XHTML)
>> 
>> I think the complexity is in the nature of meta data and not in the
> sitemap
>> mechanism.  However, I could really, really really use some feedback
> from the
>> W3C and deri.org.
>> 
>> --Gannon 
>> 
>> 
>>       
>> 
> 
> 
> 
Received on Thursday, 18 March 2010 23:02:19 GMT

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