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Re: PROV-ISSUE-206: three proposals to vote on (deadline Jan 15th midnight GMT)

From: Luc Moreau <L.Moreau@ecs.soton.ac.uk>
Date: Mon, 16 Jan 2012 08:35:00 +0000
Message-ID: <EMEW3|0e7c56a2ca668bf207fabd39fd9b2839o0F8Z308L.Moreau|ecs.soton.ac.uk|4F13E134.9030301@ecs.soton.ac.uk>
To: public-prov-wg@w3.org
Dear all,
Kind reminder for these proposals. I was hoping to incorporate changes
in the document as soon as possible.
Thanks,
Luc

On 01/11/2012 01:27 PM, Luc Moreau wrote:
> Dear all,
>
> The email below was sent just before Xmas. It's now time to try and 
> reach some decisions
> about it. Can you express your support for the following proposals in 
> the usual way.
> Deadline: Jan 15, midnight.
>
> Cheers,
> Luc
>
> On 12/21/2011 10:11 PM, Provenance Working Group Issue Tracker wrote:
>> PROV-ISSUE-206 (agent-asserted-not-inferred): agents should not be 
>> inferred, and wasAssociatedWith should also work with entities [prov-dm]
>>
>> http://www.w3.org/2011/prov/track/issues/206
>>
>> Raised by: Luc Moreau
>> On product: prov-dm
>>
>>
>>
>> Inference
>> http://dvcs.w3.org/hg/prov/raw-file/default/model/ProvenanceModel.html#association-agent 
>>
>> originates back from an agreement at F2F1, where we said that agents 
>> can be inferred from wasControlledBy.
>>
>> The inference was kept, and wasControlledBy replaced by 
>> wasAssociatedWith.
>>
>> However, I think this has undesirable consequences. For instance, in 
>> the example that follows constraint
>> http://dvcs.w3.org/hg/prov/raw-file/default/model/ProvenanceModel.html#wasStartedBy, 
>>
>> we see that an entity (a request to create an activity) is inferred 
>> to become
>> an agent because of the above inferences.
>>
>> There are many notions of agents out there, and we should go for 
>> minimum semantic commitment in prov-dm to facilitate adoption. 
>> Inferring agent is likely to be suspicious in some communities.
>>
>> Hence, proposal 1: remove inference association-agent from the document.
>>
>> Furthermore, for the example above to type correctly,
>>
>> proposal 2: allow wasAssociatedWith to relate an activity and an entity
>>
>> proposal 3: allow two forms for wasAssociatedWith:
>>             wasAssociatedWith(activity, agent, plan, attributes)
>>                and
>>             wasAssociatedWith(activity, entity, attributes)
>>
>>
>> Cheers,
>> Luc
>>
>>
>>
>>
>

-- 
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, 16 January 2012 08:35:50 UTC

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