Re: SSN - Notes dropped from O&M alignment chapter?

> DUL alignment is probably only relevant to existing DUL users (and is 
> perhaps transitive anyway due to SSN alignment and can be dropped as a 
> separate artefact?)

Yes, SOSA does not need a separate DUL alignment (and personally believe 
that the SSN to DUL alignment should be non-normative). I also agree 
that the SOSA to O&M alignment is very important.

Best,
Krzysztof


On 01/02/2017 08:22 AM, Rob Atkinson wrote:
> My perhaps naive take on this is that the making the SSN alignment 
> normative is an "acceptable kludge" to show the semantics of SOSA are 
> acceptable to a broader community. I would however suggest that from 
> an OGC canon perspective making the O&M alignment normative makes SOSA 
> immediately relevant to that particular community - and certainly far 
> more understandable (nothing worse that something that seems like its 
> similar but you're not sure what the differences may be!)
>
> DUL alignment is probably only relevant to existing DUL users (and is 
> perhaps transitive anyway due to SSN alignment and can be dropped as a 
> separate artefact?)
>
> Rob
>
>
> On Thu, 22 Dec 2016 at 16:05 <Simon.Cox@csiro.au> wrote:
>
>     Fair enough.
>
>     I only created sosa-om and sosa-oml a week ago, so hardly any time
>     for the SSN group to have inspected it.
>
>     However, the basic alignment has been available since early July.
>     It can be seen in
>
>     https://github.com/w3c/sdw/commits/gh-pages/ssn/rdf/om.ttl
>
>     which was created at the same time as SOSA.
>
>     This (om.ttl) was designed to be an OWL implementation of O&M as a
>     ‘vertical’ extension of SOSA – prompted by the diagram which was
>     also available back then
>
>     It was also intended to explore the vertical modularization
>     principle – it appeared to work well.
>
>     Unfortunately we have not made time in the meetings since then to
>     properly consider the modularization.
>
>     Simon
>
>     *From:*Kerry Taylor [mailto:kerry.taylor@anu.edu.au
>     <mailto:kerry.taylor@anu.edu.au>]
>     *Sent:* Thursday, 22 December, 2016 12:37
>     *To:* Cox, Simon (L&W, Clayton) <Simon.Cox@csiro.au>; Armin Haller
>     <armin.haller@anu.edu.au <mailto:armin.haller@anu.edu.au>>;
>     public-sdw-wg@w3.org <mailto:public-sdw-wg@w3.org>
>
>
>     *Subject:* RE: SSN - Notes dropped from O&M alignment chapter?
>
>     I am not very happy about that section because it implies some
>     level of endorsement  by the group and I suspect nobody  other
>     than the author  has looked at it (or at least there is no
>     evidence of that). Nor is there even any discussion on about what
>     form such a thing might take (and yes, you raised some valid
>     issues on this  topic,)  other than appearance on the diagram.
>
>     Furthermore, it falls well down the priority list as far as I know
>     it. And I am not happy with putting it into  the draft  when much
>     more important things (on which that depends) are not settled, or
>     not even begun.  For example, structural issues with sosa. For
>     example, missing relationship between sosa and ssn.
>
>     We have to prioritise  very carefully in the limited amount of
>     time we have left. And forcing something into the WD is not a very
>     helpful way to prioritise.
>
>     See also my comments earlier about a  “primer”.
>
>     *From:*Simon.Cox@csiro.au <mailto:Simon.Cox@csiro.au>
>     [mailto:Simon.Cox@csiro.au]
>     *Sent:* Wednesday, 21 December 2016 2:55 PM
>     *To:* Armin Haller <armin.haller@anu.edu.au
>     <mailto:armin.haller@anu.edu.au>>; public-sdw-wg@w3.org
>     <mailto:public-sdw-wg@w3.org>
>     *Subject:* RE: SSN - Notes dropped from O&M alignment chapter?
>
>     OK – not really happy about that, as it reduces the possibility of
>     scrutiny of important technical material. But maybe we can have
>     quicker revision cycles moving forward.
>
>     I also just noticed that all the alignment sections _/except/_
>     with O&M are marked ‘normative’. That was not my understanding at
>     this stage.
>
>     Simon
>
>     *From:*Armin Haller [mailto:armin.haller@anu.edu.au]
>     *Sent:* Wednesday, 21 December, 2016 14:24
>     *To:* Cox, Simon (L&W, Clayton) <Simon.Cox@csiro.au
>     <mailto:Simon.Cox@csiro.au>>; public-sdw-wg@w3.org
>     <mailto:public-sdw-wg@w3.org>
>     *Subject:* Re: SSN - Notes dropped from O&M alignment chapter?
>
>     Hi Simon,
>
>     Kerry had an objection against these notes (that have been
>     committed after Monday last week) to be included without
>     consultation, therefore they have been removed for this WD. We
>     will discuss them in our next meeting.
>
>     Cheers,
>     Armin
>
>     *From: *"Simon.Cox@csiro.au <mailto:Simon.Cox@csiro.au>"
>     <Simon.Cox@csiro.au <mailto:Simon.Cox@csiro.au>>
>     *Date: *Wednesday, 21 December 2016 at 11:05 am
>     *To: *"public-sdw-wg@w3.org <mailto:public-sdw-wg@w3.org>"
>     <public-sdw-wg@w3.org <mailto:public-sdw-wg@w3.org>>
>     *Subject: *SSN - Notes dropped from O&M alignment chapter?
>     *Resent-From: *<public-sdw-wg@w3.org <mailto:public-sdw-wg@w3.org>>
>     *Resent-Date: *Wednesday, 21 December 2016 at 11:10 am
>
>     Somewhere in the changes in the last day, we also lost two NOTEs
>     from the O&M alignment section, which pointed to RDF files
>     containing proposed alignments in the GitHub repo. Can these be
>     restored?
>
>     Here is the dropped html:
>
>     <p class="note">An RDF representation of a preliminary
>     SOSA-O&amp;M alignment is at <a
>     href="https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-om.ttl">https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-om.ttl</a
>     <https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-om.ttl%3c/a>>
>     . URIs from the official ISO/TC 211 OWL implementation are used to
>     identify the UML elements from ISO 19156/OGC O&amp;M. </p>
>
>     <p class="note">An RDF representation of a preliminary
>     SOSA-om-lite alignment is at <a
>     href="https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-oml.ttl">https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-oml.ttl</a
>     <https://github.com/w3c/sdw/blob/gh-pages/ssn/rdf/sosa-oml.ttl%3c/a>>.
>     </p>
>
>     Since the files are available, it would be helpful for people
>     reviewing the document to be given a link to find them.
>
>     Simon
>
>     *From:*Danh Le Phuoc [mailto:notifications@github.com]
>     *Sent:* Wednesday, 21 December, 2016 08:46
>     *To:* w3c/sdw <sdw@noreply.github.com <mailto:sdw@noreply.github.com>>
>     *Cc:* Subscribed <subscribed@noreply.github.com
>     <mailto:subscribed@noreply.github.com>>
>     *Subject:* [w3c/sdw] ISSUE-114: Move SOSA description before SSN
>     (#476)
>
>     as proposed in the telco, I swapped section 4 and 5, this PR will
>     address Issue-114, https://www.w3.org/2015/spatial/track/issues/114
>
>     ------------------------------------------------------------------------
>
>
>             You can view, comment on, or merge this pull request
>             online at:
>
>     https://github.com/w3c/sdw/pull/476
>
>
>             Commit Summary
>
>       * ISSUE-114: Move SOSA description before SSN
>
>
>             File Changes
>
>       * *M*ssn/index.html
>         <https://github.com/w3c/sdw/pull/476/files#diff-0> (6459)
>
>
>             Patch Links:
>
>       * https://github.com/w3c/sdw/pull/476.patch
>       * https://github.com/w3c/sdw/pull/476.diff
>
>     —
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-- 
Krzysztof Janowicz

Geography Department, University of California, Santa Barbara
4830 Ellison Hall, Santa Barbara, CA 93106-4060

Email: jano@geog.ucsb.edu
Webpage: http://geog.ucsb.edu/~jano/
Semantic Web Journal: http://www.semantic-web-journal.net

Received on Tuesday, 3 January 2017 17:20:04 UTC