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Re: PROV-ISSUE-366: Approving agent in a qualified wasRevisionOf [Ontology]

From: Paul Groth <p.t.groth@vu.nl>
Date: Fri, 27 Apr 2012 20:24:33 +0200
Message-ID: <EBA18845-1169-469D-BAD9-DD881A4A8C01@vu.nl>
CC: "Groth, P.T." <p.t.groth@vu.nl>, Stian Soiland-Reyes <soiland-reyes@cs.manchester.ac.uk>, ProvenanceWorking Group <public-prov-wg@w3.org>
To: Stephan Zednik <zednis@rpi.edu>
Thanks for the pointer.  Now I get it :-)

Paul

On Apr 27, 2012, at 19:48, Stephan Zednik <zednis@rpi.edu> wrote:

> It's in the data model.
> A revision record, written wasRevisionOf(e2,e1,ag,attrs) in PROV-ASN, contains:
> 
> newer: an identifier e2 identifying an entity that represents a newer version of an entity;
> older: an identifier e1 identifying an entity that represents an older version of an entity;
> responsibility: an optional identifier ag for the agent who approved that e2 is a variant of e1;
> attributes: an optional set attrs of attribute-value pairs to further describe this record.
> I guess we could also call it responsibleAgent, but the relation already exists in PROV-DM.
> 
> --Stephan
> 
> On Apr 27, 2012, at 11:33 AM, Paul Groth <p.t.groth@vu.nl> wrote:
> 
>> Stian
>> 
>> Doesn't this introduce a new relation into the data model? This does not seem prov-o specific or am I missing something?
>> 
>> Paul
>> 
>> On Apr 27, 2012, at 17:04, Stian Soiland-Reyes <soiland-reyes@cs.manchester.ac.uk> wrote:
>> 
>>> I've added prov:wasApprovedBy with domain prov:Revision and range
>>> prov:Agent and suggest closing this issue.
>>> 
>>> I'm modifying prov:Revision example.
>>> 
>>> On Thu, Apr 26, 2012 at 00:14, Provenance Working Group Issue Tracker
>>> <sysbot+tracker@w3.org> wrote:
>>>> PROV-ISSUE-366: Approving agent in a qualified wasRevisionOf [Ontology]
>>>> 
>>>> http://www.w3.org/2011/prov/track/issues/366
>>>> 
>>>> Raised by: Stephan Zednik
>>>> On product: Ontology
>>>> 
>>>> PROV-DM says an agent may be referenced in a Revision Record as the agent that approves that the former is a due variant of the later.
>>>> 
>>>> http://www.w3.org/TR/prov-dm/#record-Revision
>>>> 
>>>> 6.3 Revision Record
>>>> 
>>>> A revision record is a representation of the creation of an entity considered to be a variant of another. Deciding whether something is made available as a revision of something else usually involves an agent who represents someone in the world who takes responsibility for approving that the former is a due variant of the latter.
>>>> 
>>>> A revision record, written wasRevisionOf(e2,e1,ag,attrs) in PROV-ASN, contains:
>>>> 
>>>> newer: an identifier e2 identifying an entity that represents a newer version of an entity;
>>>> older: an identifier e1 identifying an entity that represents an older version of an entity;
>>>> responsibility: an optional identifier ag for the agent who approved that e2 is a variant of e1;
>>>> attributes: an optional set attrs of attribute-value pairs to further describe this record.
>>>> 
>>>> Since prov:agent is a specialization of prov:involvee and is meant to represent the 'rdf:object' of the unqualified relation, I don't think prov:agent works as the relation to represent the approving agent.
>>>> 
>>>> I think we need a new specialization of prov:involved to represent the approving agent of the derivation, perhaps prov:wasApprovedBy.
>>>> 
>>>> Or, we can take this back to PROV-DM to get clarification on the intent for having an approving agent of a derivation relationship.
>>>> 
>>>> 
>>>> 
>>> 
>>> 
>>> 
>>> -- 
>>> Stian Soiland-Reyes, myGrid team
>>> School of Computer Science
>>> The University of Manchester
>>> 
>> 
>> 
Received on Friday, 27 April 2012 18:25:03 GMT

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