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Re: ISSUE-131 draft response

From: Alistair Miles <alistair.miles@zoo.ox.ac.uk>
Date: Thu, 6 Nov 2008 17:58:14 +0000
To: public-swd-wg@w3.org
Message-ID: <20081106175813.GC6592@skiathos>

Hearing no objection, I have sent this response, I hope that's ok.

Cheers,

Alistair

On Wed, Oct 01, 2008 at 05:57:12PM +0100, Alistair Miles wrote:
> 
> Hi all,
> 
> Here is a draft response to Johan De Smedt on his las call comment,
> captured as ISSUE-131.
> 
> ---
> Dear Johan,
> 
> Many thanks for your comment and suggestions, your attention to detail
> is appreciated.
> 
> In respect of your comment:
> 
> """
> The mapping constructs are not practical for expressing the mapping between
> concepts in the following use case.
> (maybe this use case is not considered as part of the skos objective, then
> please ignore the remark)
> 
> - ConceptSchema csA, csB, ... are used to classify content
>   Typically csA, csB, ... are large and complex content schemes, used by
> experts and/or expert tools
> - Taxonomies tM, tN, ... are used in a an custom [i.e. target audience
> specific] application
>   Typically tM, tN, are made at hoc and are not used for direct content
> classification (This exclusion need not be absolute)
> - A seach expressed in terms/concepts of tM, tN, ... 
>   must be resolved by a one-way mapping (tN & tM & ...) ->
> boolean-expression-of(csA * csB * ... )
> 
> Multiple of these mappings allow content to be uniquely indexed (indexed
> over csA, cs B, ...)
> While supporting reuse of that indexed content in different search
> strategies for different audiences
> (user query specifies concepts from tM, tN, ...)
> 
> The current mapping does not address such mappings (with a boolean
> expression)
> """
> 
> The Working Group has considered mappings between concepts and
> Boolean-like expressions. This fell within the scope of two issues:
> [ISSUE-39] and [ISSUE-40].
> 
> In [1] it was proposed not to include any boolean-like grouping
> constructs in SKOS, because this would require a substantial addition
> to the theoretical foundations of SKOS. This was discussed during the
> 2007-12-18 telecon and became part of the resolution to ISSUE-39
> adopted by the Working Group.
> 
> Any third part is, of course, free to define an extension for SKOS
> which provides a vocabulary for complex, boolean-like mapping
> expressions, and which ideally would also develop the necessary theory
> to allow those expressions to be used in query translation
> software. This, however, has been deemed out of scope for the current
> SKOS Recommendation Track work.
> 
> Can you live with this?
> 
> Thanks again, 
> 
> Alistair Miles
> Sean Bechhofer 
> 
> [ISSUE-39] http://www.w3.org/2006/07/SWD/track/issues/39
> [ISSUE-40] http://www.w3.org/2006/07/SWD/track/issues/40
> [1] http://lists.w3.org/Archives/Public/public-swd-wg/2007Dec/0025.html
> [2] http://www.w3.org/2007/12/18-swd-minutes
> 
> -- 
> Alistair Miles
> Senior Computing Officer
> Image Bioinformatics Research Group
> Department of Zoology
> The Tinbergen Building
> University of Oxford
> South Parks Road
> Oxford
> OX1 3PS
> United Kingdom
> Web: http://purl.org/net/aliman
> Email: alistair.miles@zoo.ox.ac.uk
> Tel: +44 (0)1865 281993
> 

-- 
Alistair Miles
Senior Computing Officer
Image Bioinformatics Research Group
Department of Zoology
The Tinbergen Building
University of Oxford
South Parks Road
Oxford
OX1 3PS
United Kingdom
Web: http://purl.org/net/aliman
Email: alistair.miles@zoo.ox.ac.uk
Tel: +44 (0)1865 281993
Received on Thursday, 6 November 2008 17:59:47 GMT

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