meeting record: 2009-04-21 SemWeb Deployment WG telecon

The minutes of today's Semantic Web Deployment Working Group telecon
are now available in

   http://www.w3.org/2009/04/21-swd-minutes.html

A text snapshot follows.

----

                    SemWeb Deployment Working Group

21 Apr 2009

   [2]Agenda

      [2] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0068.html

   See also: [3]IRC log, previous [4]2009-04-07

      [3] http://www.w3.org/2009/04/21-swd-irc
      [4] http://www.w3.org/2009/04/07-swd-minutes.html

Attendees

   Present
          Guus Schreiber, Ralph Swick, Tom Baker, Antoine Isaac, Sean
          Bechhofer, Margherita Sini

   Regrets
          Diego Berrueta

   Chair
          Guus

   Scribe
          Ralph

Contents

     * Topics
         1. SKOS
         2. RDFa
         3. Recipes
         4. RDFa Metadata Note
         5. WAI-ARIA request for review
     * Summary of Action Items
     _____________________________________________________


   Guus: I see quite a number of implementations coming in
   ... we have some editing work to do [based on comment], no real
   obstacles

   RESOLUTION: minutes
   [12]http://www.w3.org/2009/04/07-swd-minutes.html of previous
   telecon accepted

     [12] http://www.w3.org/2009/04/07-swd-minutes.html

   PROPOSED: next telecon 5 May, Tom to chair

   Guus: I may have a conflict on 19 May

   Tom: I'll have regrets for 19 May

   RESOLUTION: next telecon 5 May, Tom to chair

SKOS

   Guus: I'm expecting 10 or more SKOS vocabularies plus 2 tools by 5
   May
   ... this should be sufficient for an implementation report

   Ralph: concur

   Guus: not clear whether the SKOS-XL features will have been
   implemented
   ... we'll put Proposed Rec transition request on the agenda for 19
   May
   ... let's be sure to have all the information available on 5 May
   ... issue about labels in SKOS namespace documents

   -> [13]Re: [SKOS] SKOS ontology sanity-check? [Antoine 2009-3-09]

     [13] http://lists.w3.org/Archives/Public/public-swd-wg/2009Mar/0012.html

   Tom: I just posted about the label issue shortly before this call
   ... since our schema will be emulated, it would be good to make it
   an example of good style

   -> [14]Re: [SKOS] SKOS ontology sanity-check? - policy for natural
   language of rdfs:labels [Tom 2009-04-21]

     [14] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.html

   Antoine: on broaderTransitive ...
   ... the reason I omitted concept in the label as I felt the idea of
   "transitive concept" was unclear
   ... however, if you prefer to include "concept" in the label I'll be
   satisfied
   ... I don't see many reactions to [these labels]

   Tom: I suspect these things will find their way into displays in
   various ways
   ... so I'd like us to think about whether they make sense in that
   context

   Sean: I would find "has broader concept transitive" confusing
   ... sounds like "transitive" is being applied to "concept"
   ... perhaps "has broader concept [transitive]"
   ... not sure if it's wise to introduce punctuation in labels

   Antoine: consider "has transitive broader concept" or "has ancestor
   concept"
   ... "ancestor" follows the semantics

   Guus: I prefer keeping to a very strict label approach
   ... the description property is the appropriate place to explain a
   bit more

   <TomB> +1 "has transitive broader concept"

   Ralph: agree with Guus, I think labels should be very close to the
   property names.
   ... only if we thought we really should have renamed the property
   would I be inclined to make the labels very different

   Tom: I wouldn't want to introduce punctuation

   Guus: I propose to keep the labels the same as the name and
   introduce other clarification into the description

   Tom: some labels already introduce other words; 'has', 'concept'
   ... we're following the examples of FOAF and the legacy SKOS
   vocabulary by breaking the label into natural language strings
   ... but introducing words that are not part of the name

   -> [15]Candidate Rec schema

     [15] http://www.w3.org/TR/2009/CR-skos-reference-20090317/skos.rdf

   Tom: there was a comment that the property name 'broader' was
   confusing and the commenter was looking to the label to help clarify
   ... so the new label was in response to that comment

   Guus: then that would only apply to 'has broader concept'

   Ralph: I'd omit words like 'has'

   <TomB> My comments are at [16]public-swd-wg/2009Apr/0074.html

     [16] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.html

   Ralph: as I'd expect user interfaces to handle these words

   Sean: but some properties should be described as, e.g. 'is in ...'
   ... no general algorithm for deciding 'has' or 'is'

   Tom: Dublin Core always interpreted label as a human-readable name
   for the concept
   ... so we stick close to the property name but do break it into
   natural language words
   ... we did not, however, follow the upper/lower case conventions for
   properties and classes

   Ralph: my own approach has been a very lazy one; pick property names
   that work as labels and make the labels be identical to the property
   names
   ... I definitely think introducing 'has' and 'is' in the label will
   cause us future regrets

   Tom: I disagree; we were asked to make the labels be more meaningful
   ... so including 'concept' in the label helps

   Antoine: @@[scribe missed]

   Margherita: I'd like to attach labels in other languages and add
   synonyms
   ... but it's unclear to some whether the object of the relationship
   is the broader concept or the subject of the relationship
   ... so I'd like the label to clarify the direction of the
   relationship

   Guus: we should have a consistent naming scheme, so everything
   should be these short sentences
   ... I can live with this, though I'm not used to it

   Ralph: I can live with short sentences as well
   ... and anyone who finds sentences truly objectionable can add their
   own label properties

   Guus: exactly

   Tom: my message was not meant to make suggestions other than 'has
   broader transitive'
   ... I like adding 'concept' to the label
   ... I like 'has transitive broader concept'

   Guus: but the word 'concept' seems superfluous to me
   ... e.g. 'has related match [concept]'

   Antoine: 'match' can be a noun

   Guus: adding 'concept' can be very confusing
   ... adding it would make 'match' on a par with 'concept'
   ... the label should not say anything about the domain and range
   types, just name the relationship
   ... so adding 'concept' would break my rule
   ... hasTopConcept is different, as it picks one of several Concepts
   ... that's the only exception I see to my rule

   Tom: alternativeLabel ?

   Guus: the string becomes a Label by virtue of the relationship
   ... so drop 'concept' from 'has broader concept' and 'has narrower
   concept'
   ... and 'has broader' solves the problem Tom mentioned

   Sean: I'm happy to agree with Guus
   ... I'd omit the superfluous stuff

   Antoine: I think I could be OK with Guus' suggestion
   ... I haven't identified a case that would be particularly bad

   Sean: and it's not a technical deal breaker; people can provide
   their own labels

   ACTION: Tom repost his label proposal, dropping the word 'concept'
   [recorded in
   [17]http://www.w3.org/2009/04/21-swd-minutes.html#action01]

   PROPOSED: drop the word 'concept' from the labels 'has broader
   concept', 'has narrower concept', 'has related concept'
   ... drop the word 'concept' from the labels 'has broader concept',
   'has narrower concept', 'has related concept', per
   [18]http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.h
   tml

     [18] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.html

   Margherita: I agree that 'concept' is not needed
   ... what's important is that these are URIs, so the URI should not
   have spaces

   Antoine: right, we're not changing the URI

   RESOLUTION: drop the word 'concept' from the labels 'has broader
   concept', 'has narrower concept', 'has related concept', per
   [19]http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.h
   tml

     [19] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0074.html

   Guus: [to Antoine] note that Primer updates should also be ready by
   19 May

   Antoine: I'll send something to Ralph

   Guus: what about Use Cases and Requirements?
   ... it would be nice to clean up UCR but I don't see huge value in
   it
   ... I'd propose to do no further work on UCR
   ... happy to leave it as it is

   -> [20]SKOS Use Cases and Requirements, W3C Working Draft 16 May
   2007

     [20] http://www.w3.org/TR/skos-ucr/

   Ralph: I'd rather republish it as a Group Note saying we don't plan
   any further work than to leave it as a Working Draft that eventually
   falls into a 'Working Drafts no longer in Development' category

   Antoine: I agree with not doing much more work
   ... but the current working draft uses some identifiers that no
   longer mean much
   ... I'd like to change the ~20 identifiers to be more current

   ACTION: Antoine make minor edits to
   [21]http://www.w3.org/TR/2007/WD-skos-ucr-20070516/ to prepare for
   publication as Group Note on 19 May [recorded in
   [22]http://www.w3.org/2009/04/21-swd-minutes.html#action02]

     [21] http://www.w3.org/TR/2007/WD-skos-ucr-20070516/

   <Antoine>
   [23]http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0073.h
   tml

     [23] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0073.html

   ACTION: [DONE] Antoine add the Vrieje Uni tool to the implementation
   report [recorded in
   [24]http://www.w3.org/2009/02/24-swd-minutes.html#action08]

     [24] http://www.w3.org/2009/02/24-swd-minutes.html#action08

   <seanb> [25]2006/07/SWD/SKOS/reference/20090315/implementation.html

     [25] http://www.w3.org/2006/07/SWD/SKOS/reference/20090315/implementation.html

   ACTION: [DONE] Antoine send call for implementations to the lists
   identified in
   [26]http://www.w3.org/2006/07/SWD/wiki/SKOS/DisseminationLists with
   the date changed to 30 April [recorded in
   [27]http://www.w3.org/2009/04/07-swd-minutes.html#action03]

     [26] http://www.w3.org/2006/07/SWD/wiki/SKOS/DisseminationLists
     [27] http://www.w3.org/2009/04/07-swd-minutes.html#action03

   -> [28]Request for Implementation Input: SKOS Simple Knowledge
   Organization System [Antoine 2009-04-08]

     [28] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0032.html

   Sean: I think we have a lot of the substance for the
   [29]implementation report already in place

     [29] http://www.w3.org/2006/07/SWD/SKOS/reference/20090315/implementation.html

   Guus: by 5 May I'd like to decide what sorts of implementations
   we're going to include

   Sean: if things continue to come in the way they've been coming in,
   we should have a number of examples we can cite

   Guus: everyone please remind people to send us implementations if
   you know of anything

   Sean: if there's more detail needed in the implementation report
   than is currently in [30]implementation.html, it would be good to
   know that sooner

     [30] http://www.w3.org/2006/07/SWD/SKOS/reference/20090315/implementation.html

   Ralph: I'll take a look. Some details about how much of the SKOS
   vocabulary is exercised could be useful, but that might take too
   much work to determine

   Guus: can we identify which features have not been used in at least
   1 implementaton?

   ACTION: Sean to look for SKOS constructs not used by current
   implementations [recorded in
   [31]http://www.w3.org/2009/04/21-swd-minutes.html#action04]

   ACTION: [DONE] Antoine draft intermediate pages for the legacy SKOS
   Core documents referring readers to the new specifications [recorded
   in
   [$1\47][32]http://www.w3.org/2009/04/07-swd-minutes.html#action04]
   [recorded in
   [33]http://www.w3.org/2009/04/21-swd-minutes.html#action05]

     [32] http://www.w3.org/2009/04/07-swd-minutes.html#action04

   ACTION: [DONE] Antoine draft intermediate pages for
   [34]http://www.w3.org/2004/02/skos/mapping/spec/2004-11-11.html
   referring readers to the new specifications [recorded in
   [35]http://www.w3.org/2009/04/07-swd-minutes.html#action05]

     [34] http://www.w3.org/2004/02/skos/mapping/spec/2004-11-11.html
     [35] http://www.w3.org/2009/04/07-swd-minutes.html#action05

   ->
   [36]http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0031.h
   tml [SKOS] redirection pages for Quick Guide and Mapping Vocabulary
   [Antoine 2009-04-08]

     [36] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0031.html

   Tom: will Sean make the doc changes for the labels?

   Sean: sure

   ACTION: Sean update labels in the SKOS Rec draft per resolution of
   21-April [recorded in
   [37]http://www.w3.org/2009/04/21-swd-minutes.html#action07]

   Guus: I propose to leave the Wikipedia page update until June

   -> [38]Wikipedia page

     [38] http://en.wikipedia.org/wiki/Simple_Knowledge_Organization_System

RDFa

   Ralph: the RDFa Task Force has been continuing to meet
   ... the main topic has been whether to suggest, and in what form to
   suggest, adding an attribute that would do the same prefix mapping
   as XMLNS for HTML 5 and the group has been discussing syntax of that
   attribute
   ... the TF agreed we would try to reach consensus on design but not
   update specification - leave design documented in the wiki.
   ... At the last meeting, suggested we suspend that discussion, even
   though close to consensus.
   ... Other developments may make this moot.
   ... Will probabily not continue further discussion of design.

Recipes

   -> [39][Recipes] new editors' draft (proposed solution to ISSUE-193)
   [Diego 2009-04-07]

     [39] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0017.html

   Ralph: I'd missed Diego's message
   ... if we choose to postpone this to next meeting I'll try to have
   my review done

   ACTION: [CONTINUES] Ralph to review the revised Recipes draft
   [recorded in
   [40]http://www.w3.org/2008/12/02-swd-minutes.html#action15]

     [40] http://www.w3.org/2008/12/02-swd-minutes.html#action15

   ACTION: [CONTINUES] Ralph/Diego to work on Wordnet implementation
   [of Recipes implementations] [recorded in
   [41]http://www.w3.org/2008/01/22-swd-minutes.html#action20]

     [41] http://www.w3.org/2008/01/22-swd-minutes.html#action20

RDFa Metadata Note

   Guus: postpone this to June also

   ACTION: [CONTINUES] Ralph post his comments on the editor's draft of
   the metadata note [recorded in
   [42]http://www.w3.org/2008/11/25-swd-minutes.html#action03]

     [42] http://www.w3.org/2008/11/25-swd-minutes.html#action03

WAI-ARIA request for review

   Guus: the comment deadline has passed (17 April)

   Tom: I'd posted a [43]reply saying that the Group was not planning
   to do a review but individuals were welcome to post comments as they
   desired

     [43] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0020.html

   Guus: so we can drop this item

   <TomB> My response to Michael Cooper re: WAI-ARIA is at
   [44]public-swd-wg/2009Apr/0020.html

     [44] http://lists.w3.org/Archives/Public/public-swd-wg/2009Apr/0020.html

   Antoine: we didn't decide to publish the new intermediate pages

   Ralph: Antoine and I can do that offline

   ACTION: Ralph publish Antoine's new intermediate pages for legacy
   specs [recorded in
   [45]http://www.w3.org/2009/04/21-swd-minutes.html#action11]

   Guus: I'm expecting our June telecons to discuss SKOS community
   outreach
   ... and possibly testimonials

   Ralph: testimonials go with a Press Release, so you definitely want
   a Press Release?

   Guus, Tom: yes, I think a press release would be good

   Ralph: OK, I'll alert Ian Jacobs

   [adjourned]

Summary of Action Items

   [NEW] ACTION: Antoine make minor edits to
   [46]http://www.w3.org/TR/2007/WD-skos-ucr-20070516/ to prepare for
   publication as Group Note on 19 May [recorded in
   [47]http://www.w3.org/2009/04/21-swd-minutes.html#action02]
   [NEW] ACTION: Ralph publish Antoine's new intermediate pages for
   legacy specs [recorded in
   [48]http://www.w3.org/2009/04/21-swd-minutes.html#action11]
   [NEW] ACTION: Sean to look for SKOS constructs not used by current
   implementations [recorded in
   [49]http://www.w3.org/2009/04/21-swd-minutes.html#action04]
   [NEW] ACTION: Sean update labels in the SKOS Rec draft per
   resolution of 21-April [recorded in
   [50]http://www.w3.org/2009/04/21-swd-minutes.html#action07]
   [NEW] ACTION: Tom repost his label proposal, dropping the word
   'concept' [recorded in
   [51]http://www.w3.org/2009/04/21-swd-minutes.html#action01]

     [46] http://www.w3.org/TR/2007/WD-skos-ucr-20070516/

   [PENDING] ACTION: Ben review RDFa Use Cases and propose transition
   to Group Note [recorded in
   [52]http://www.w3.org/2008/09/30-swd-minutes.html#action02]
   [PENDING] ACTION: Ralph post his comments on the editor's draft of
   the metadata note [recorded in
   [53]http://www.w3.org/2008/11/25-swd-minutes.html#action03]
   [PENDING] ACTION: Ralph to review the revised Recipes draft
   [recorded in
   [54]http://www.w3.org/2008/12/02-swd-minutes.html#action15]
   [PENDING] ACTION: Ralph/Diego to work on Wordnet implementation [of
   Recipes implementations] [recorded in
   [55]http://www.w3.org/2008/01/22-swd-minutes.html#action20]

     [52] http://www.w3.org/2008/09/30-swd-minutes.html#action02
     [53] http://www.w3.org/2008/11/25-swd-minutes.html#action03
     [54] http://www.w3.org/2008/12/02-swd-minutes.html#action15
     [55] http://www.w3.org/2008/01/22-swd-minutes.html#action20

   [DONE] ACTION: Antoine add the Vrieje Uni tool to the implementation
   report [recorded in
   [56]http://www.w3.org/2009/02/24-swd-minutes.html#action08]
   [DONE] ACTION: Antoine draft intermediate pages for
   [57]http://www.w3.org/2004/02/skos/mapping/spec/2004-11-11.html
   referring readers to the new specifications [recorded in
   [58]http://www.w3.org/2009/04/07-swd-minutes.html#action05]
   [DONE] ACTION: Antoine draft intermediate pages for the legacy SKOS
   Core documents referring readers to the new specifications [recorded
   in
   [$1\47][59]http://www.w3.org/2009/04/07-swd-minutes.html#action04]
   [recorded in
   [60]http://www.w3.org/2009/04/21-swd-minutes.html#action05]
   [DONE] ACTION: Antoine send call for implementations to the lists
   identified in
   [61]http://www.w3.org/2006/07/SWD/wiki/SKOS/DisseminationLists with
   the date changed to 30 April [recorded in
   [62]http://www.w3.org/2009/04/07-swd-minutes.html#action03]

     [56] http://www.w3.org/2009/02/24-swd-minutes.html#action08
     [57] http://www.w3.org/2004/02/skos/mapping/spec/2004-11-11.html
     [58] http://www.w3.org/2009/04/07-swd-minutes.html#action05
     [59] http://www.w3.org/2009/04/07-swd-minutes.html#action04
     [61] http://www.w3.org/2006/07/SWD/wiki/SKOS/DisseminationLists
     [62] http://www.w3.org/2009/04/07-swd-minutes.html#action03

   [End of minutes]
     _____________________________________________________


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