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Re: [http-range14] how to publish RDF for Information Resources

From: Hugh Glaser <hg@ecs.soton.ac.uk>
Date: Fri, 17 Feb 2012 16:00:10 +0000
To: Leo Sauermann <leo.sauermann@gnowsis.com>
CC: "semantic-web@w3.org" <semantic-web@w3.org>
Message-ID: <EMEW3|33fa60ef06e12beb4251acb4c966a885o1GG0D02hg|ecs.soton.ac.uk|F04467DE-24BA-4039-8D58-6EF836FD1DF5@ecs.soton.ac.uk>
Does anyone have a more helpful response for Yang, perhaps pointing at some words Yang a section?

Hugh

On 17 Feb 2012, at 13:52, "Leo Sauermann" <leo.sauermann@gnowsis.com> wrote:

> as usually, I point to the paper explaining http-range14 decision:
> http://www.w3.org/TR/cooluris/
> 
> lg
> Leo
> 
> It was David Booth who said at the right time 17.02.2012 14:43 the
> following words:
>> The "Link:" header is another option:
>> http://www.w3.org/wiki/LinkHeader
>> http://tools.ietf.org/html/rfc5988
>> 
>> David
>> 
>> On Fri, 2012-02-17 at 02:21 +0000, Yang Squared wrote:
>>> Hi all, 
>>> 
>>> 
>>> I have a Web architecture question here. 
>>> 
>>> 
>>> Assume I have a information resource URI
>>> http://example.com/homepage.html
>>> 
>>> 
>>> I would like to publish a RDF metadata
>>> (http://example.com/data/homepagerdf) about this information resource
>>> (e.g. homepage isCreatedBy steve). What publishing mechanism can I
>>> use?
>>> 
>>> 
>>> since http://example.com/homepage.html is an Information Resource,
>>> when dereferencing it, we should get that homepage.html document
>>> returned. How can we possible redirect to a RDF?
>>> 
>>> 
>>> Content negotiation can use to serve two different representation of
>>> the resource, but both representation is for the same resource. So we
>>> cannot use it. 
>>> 
>>> 303 can redirect one information resources to another information
>>> resource, e.g. http://example.com/homepage.html
>>> --303--> http://example.com/data/homepagerdf --200-->RDF 
>>> 
>>> 
>>> but in this way, when I dereferencing the
>>> original http://example.com/homepage.html it did not result as a
>>> homepage.html itself and got a RDF. So there is a paradox here. 
>>> 
>>> 
>>> Can anyone please suggest anything? Or the conclusion is that the RDFa
>>> (or by using the link element to RDF) is the only way to publish RDF
>>> metadata for information resources?
>>> 
>>> 
>>> I am writing a paper and I would like to conclude that there will be
>>> no case that a hashURI publishing mechanism and 303 redirection can be
>>> used for Information Resource to publish RDF metadata. Do you have any
>>> object case?   
>>> 
>>> 
>>> ------------------------------
>>> One may recommend me to use RDFa. However, I consider that the RDFa is
>>> not ideal solution to publish Linked Data at all.  
>>> First of all, embedding metadata together with data prohibits the
>>> independent curation of data and metadata. Secondly, following the
>>> principles of the Web Architecture, any distinct resource of
>>> significance should be given a distinct URI, but in this approach a
>>> single URI is used to identify two information resources. In general,
>>> the RDFa embedded metadata approach can be replaced by using the
>>> <link> element href in XHTML to pointing to an external RDF document,
>>> where therel=”meta” attribute can be used to indicate a relationship
>>> between resources. 
>>> 
>>> 
>>> Thanks a lot,
>>> Yang Yang 
>>> 
>>> 
>>> -----------------------------------
>>> 
>>> Web and Internet Science
>>> 
>>> Room 3027 EEE Building
>>> 
>>> Electronics and Computer Science
>>> 
>>> University of Southampton, SO17 1BJ
>>> 
>>> 
>>> Tel: +44(0)23 8059 8346
>>> 
>>> twitter: @yang_squared
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> 
>>> -- 
>>> 
>>> 
>>> -----------------------------------
>>> 
>>> Web and Internet Science
>>> 
>>> Room 3027 EEE Building
>>> 
>>> Electronics and Computer Science
>>> 
>>> University of Southampton, SO17 1BJ
>>> 
>>> 
>>> Tel: +44(0)23 8059 8346
>>> 
>>> twitter: @yang_squared
>>> 
>>> 
> 
> -- 
> Leo Sauermann, Dr.
> CEO and Founder
> 
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Received on Friday, 17 February 2012 16:00:50 GMT

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