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Re: Please approve this draft PROV-O response by Tuesday 5pm GMT

From: Luc Moreau <l.moreau@ecs.soton.ac.uk>
Date: Mon, 05 Nov 2012 14:47:23 +0000
Message-ID: <EMEW3|e8b78176482f321e9b1cee512b69360doA4ElP08l.moreau|ecs.soton.ac.uk|5097D17B.3040101@ecs.soton.ac.uk>
To: public-prov-wg@w3.org
+1 from me too.

Luc

On 11/05/2012 02:30 PM, Paul Groth wrote:
> +1 good response, Tim
>
> Paul
>
> On Nov 5, 2012, at 5:55, Timothy Lebo <lebot@rpi.edu 
> <mailto:lebot@rpi.edu>> wrote:
>
>> prov-wg,
>>
>> Your approval is needed for the draft response to issue 552.
>>
>> The response is at 
>> http://www.w3.org/2011/prov/wiki/ResponsesToPublicComments#ISSUE-552_.28Influence_subclasses.29
>>
>> and is copied below.
>>
>> Please raise objections before tomorrow 5pm UK time, so that we can 
>> close this out before the F2F.
>>
>> Regards,
>> Tim
>>
>>
>>       ISSUE-552 (Influence subclasses)
>>
>>   * Original email:
>>     http://lists.w3.org/Archives/Public/public-prov-comments/2012Sep/0000.html
>>   * Tracker: https://www.w3.org/2011/prov/track/issues/552
>>   * Group Response:
>>       o On "subclassing Influence":
>>           + The WG agrees with the suggestion that the phrase "a
>>             particular case of derivation" should be expressed using
>>             rdfs:subClassOf.
>>           + Since the prov-dm's definitions for revision, quotation,
>>             and primary source mention that they are "particular
>>             case[s] of derivation", then it follows that each should
>>             be subclasses in the PROV-O encoding. We changed PROV-O
>>             to include these three classes as a subclass of Derivation.
>>           + The WG aggress with the reviewer that "a kind of" is a
>>             more natural phrasing than "a particular case", and so we
>>             have adopted it as suggested.
>>       o On the phrasing of definitions:
>>           + It was pointed out that the definitions for
>>             "{Entity,Agent,Activity}Influence" are inconsistent with
>>             that of their parent class "Influence".
>>           + The source of this inconsistency is that
>>             {Entity,Agent,Activity}Influence are not defined by
>>             prov-dm, but by prov-o as artifacts of encoding prov-dm's
>>             model into the paradigm of OWL (i.e., the use of the
>>             qualification pattern to describe binary relations).
>>           + The inconsistent definitions were "demoted" to
>>             rdfs:comments because they focus too heavily on the RDF
>>             and OWL paradigm and not enough on how they are
>>             expressing the abstract model of prov-dm.
>>           + New definitions were created to align with their parent
>>             class, with a focus on how the classes are expressing the
>>             abstract model of prov-dm.
>>       o On the inconsistency of subclasses according to "general
>>         understanding of the english terms":
>>           + The reviewer points out that the definitions of
>>             Influence, EntityInfluence, and Start illustrate an
>>             inconsistency: "influence is a capacity, an entity
>>             influence is a provider (of descriptions) and a start is
>>             a "when" (a time)".
>>           + The WG acknowledges that the definitions as shown support
>>             this concern.
>>           + The inconsistency between Influence and its immediate
>>             subclasses {Entity,Agent,Activity}Influence is addressed
>>             by the response to the earlier comment ("phrasing of
>>             definitions").
>>           + To address the inconsistency between {Influence,
>>             {Entity,Agent,Activity}Influence} and {Start,End},
>>             PROV-DM updated the definitions for Start and End:
>>               # /Start is when an activity is deemed to have been
>>                 started by an an entity, known as trigger . The
>>                 activity did not exist before its start. Any usage,
>>                 generation, or invalidation involving an activity
>>                 follows the activity's start. A start may refer to a
>>                 trigger entity that set off the activity, or to an
>>                 activity, known as starter , that generated the
>>                 trigger./ ref
>>                 <http://dvcs.w3.org/hg/prov/raw-file/1e5d261d1c85/model/prov-dm.html#term-Start>
>>               # /End is when an activity is deemed to have been ended
>>                 by an entity, known as trigger . The activity no
>>                 longer exists after its end. Any usage, generation,
>>                 or invalidation involving an activity precedes the
>>                 activity's end. An end may refer to a trigger entity
>>                 that terminated the activity, or to an activity,
>>                 known as ender that generated the trigger./ ref
>>                 <http://dvcs.w3.org/hg/prov/raw-file/1e5d261d1c85/model/prov-dm.html#concept-end>
>>   * References:
>>   * Changes to the document:
>>       o prov-dm updated the definitions
>>         <http://dvcs.w3.org/hg/prov/rev/363ce30cec66> for revision,
>>         quotation, and primary source to reinforce that each is a
>>         relation.
>>       o prov-o changed
>>         <http://dvcs.w3.org/hg/prov/rev/337e097e37e9> to add axioms:
>>           + prov:Revision rdfs:subClassOf prov:Derivation .
>>           + prov:PrimarySource rdfs:subClassOf prov:Derivation .
>>           + prov:Quotation rdfs:subClassOf prov:Derivation .
>>       o prov-o "demoted" the original definitions of
>>         {Entity,Agent,Activity}Influence to rdfs:comments.
>>       o prov-o created new definitions for
>>         {Entity,Agent,Activity}Influence to align with their parent
>>         class definition.
>>       o prov-o removed existing comments on
>>         {Entity,Agent,Activity}Influence that were very similar to
>>         the new "prov-dm centric" definitions. The removed comments
>>         had more of an OWL flavor to them instead of an abstract
>>         flavor. For example, the following comment was removed:
>>           + "ActivityInfluence is intended to be a general subclass
>>             of Influence of an Activity. It is a superclass for more
>>             specific kinds of Influences (e.g. Generation,
>>             Communication, and Invalidation)." in favor of the
>>             definition "ActivitiyInfluence is the capacity an
>>             activity to have an effect on the character, development,
>>             or behavior of another by means of generation,
>>             invalidation, communication, or other."
>>       o The latest draft
>>         <http://aquarius.tw.rpi.edu/prov-wg/prov-o> of the PROV-O
>>         html document reflects the definitions changed in the PROV-O
>>         OWL file:
>>           + http://aquarius.tw.rpi.edu/prov-wg/prov-o#EntityInfluence,
>>           + http://aquarius.tw.rpi.edu/prov-wg/prov-o#ActivityInfluence,
>>           + http://aquarius.tw.rpi.edu/prov-wg/prov-o#AgentInfluence
>>       o PROV-DM's new definition for Start
>>         <http://dvcs.w3.org/hg/prov/raw-file/1e5d261d1c85/model/prov-dm.html#term-Start> ->
>>         PROV-O's new definition for Start
>>         <http://aquarius.tw.rpi.edu/prov-wg/prov-o#Start>
>>       o PROV-DM's new definition for End
>>         <http://dvcs.w3.org/hg/prov/raw-file/1e5d261d1c85/model/prov-dm.html#concept-end> ->
>>         PROV-O's new definition for End
>>         <http://aquarius.tw.rpi.edu/prov-wg/prov-o#End>
>>
>>
>>
>>
>>
>> On Sep 13, 2012, at 7:27 AM, Provenance Working Group Issue Tracker 
>> <sysbot+tracker@w3.org <mailto:sysbot+tracker@w3.org>> wrote:
>>
>>> PROV-ISSUE-552 (subclass-prov-o): Check subclass definitions in 
>>> prov-o [Ontology]
>>>
>>> http://www.w3.org/2011/prov/track/issues/552
>>>
>>> Raised by: Paul Groth
>>> On product: Ontology
>>>
>>> See email from Alan Ruttenberg
>>>
>>>
>>>
>>>
>>

-- 
Professor Luc Moreau
Electronics and Computer Science   tel:   +44 23 8059 4487
University of Southampton          fax:   +44 23 8059 2865
Southampton SO17 1BJ               email: l.moreau@ecs.soton.ac.uk
United Kingdom                     http://www.ecs.soton.ac.uk/~lavm
Received on Monday, 5 November 2012 14:47:57 GMT

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