Re: hadMember and wasInfluencedBy

That looks fine to me, if I'm rendering the markup correctly in my head.

Is there some versioning of prov-o.owl that will reflect this change?  I strongly suspect no one has done anything that this change will break, but not sure what best practice is here.

--James

On Jul 23, 2014, at 4:24 PM, Timothy Lebo <lebot@rpi.edu> wrote:

> I don’t think the errata statement should mention the OWL, since it is non normative and will soon be updated.
> 
> How about: https://github.com/timrdf/prov-wg/commit/52683ab01c1900efc0053405f08986c46e531bf1
> it follows the pattern of the previous errata.
> 
> If okay, then Ivan can put https://github.com/timrdf/prov-wg/blob/master/errata.html at http://www.w3.org/2011/prov/errata.html
> If not okay, fork it and propose the change.
> 
> My notes for the change process are at https://github.com/timrdf/prov-wg/wiki/PROV-errata
> 
> -Tim
> 
> 
> 
> On Jul 23, 2014, at 10:40 AM, Paul Groth <p.t.groth@vu.nl> wrote:
> 
>> This looks good to me.
>> 
>> Paul
>> 
>> 
>> On Wed, Jul 23, 2014 at 4:31 PM, James Cheney <jcheney@inf.ed.ac.uk> wrote:
>> Hi,
>> 
>> I don't think it is urgent; I just wanted to make sure I hadn't gone crazy, and make sure there is a note of this somewhere.
>> 
>> Would a one-line errata statement of the form:
>> 
>> "In the PROV-O recommendation and associated OWL ontology, prov:hadMember is incorrectly asserted to be a subproperty of prov:wasInfluencedBy, and this assertion should be removed in any future version."
>> 
>> be enough?
>> 
>> --James
>> 
>> On Jul 23, 2014, at 3:09 PM, Timothy Lebo <lebot@rpi.edu> wrote:
>> 
>> > James, Luc,
>> >
>> > We have a small collection of errata and OWL tweaks to make, but I haven’t had the time to design and set up the change control process.
>> >
>> > If you’d like to write up the errata statement, I’m sure Ivan can get it into the errata document.
>> > But I’m afraid I’ll be holding up the OWL change until I can get to it in late August.
>> >
>> > Regards,
>> > Tim
>> >
>> >
>> > On Jul 23, 2014, at 5:27 AM, James Cheney <jcheney@inf.ed.ac.uk> wrote:
>> >
>> >> Hi,
>> >>
>> >> Good, that's what I thought but I could not find an issue discussing this.  I just found the discussion you refer to:
>> >>
>> >> http://www.w3.org/2011/prov/meeting/2012-07-12#Collection_membership
>> >>
>> >> The related resolution about hadMember is a little ambiguous, but it seems clear from context that the intent was that hadMember not be considered a type of influence.  Following Ivan's response, I guess this means a short erratum for prov-o (and maybe a fix to the actual owl file)?
>> >>
>> >> --James
>> >>
>> >>
>> >> On Jul 23, 2014, at 7:41 AM, Luc Moreau <L.Moreau@ecs.soton.ac.uk> wrote:
>> >>
>> >>> Hi James
>> >>>
>> >>> We explicitly agreed that membership was not a subtype of influence (or derivation) and would also remain binary.
>> >>>
>> >>> Professor Luc Moreau
>> >>> Electronics and Computer Science
>> >>> University of Southampton
>> >>> Southampton SO17 1BJ
>> >>> United Kingdom
>> >>>
>> >>>> On 22 Jul 2014, at 18:41, "James Cheney" <jcheney@inf.ed.ac.uk> wrote:
>> >>>>
>> >>>> Hi,
>> >>>>
>> >>>> I was just working on something involving PROV-O and noticed that the ontology makes hadMember a subproperty of wasInfluencedBy.  However, the constraints and semantics do not include this constraint/inference (see Inference 15 http://www.w3.org/TR/prov-constraints/#influence-inference).
>> >>>>
>> >>>> I can't find any email or issues regarding this.  Was taking hadMember to be a subproperty of influence an intentional decision at some point (that I missed in writing the constraints)?
>> >>>>
>> >>>> I think it may affect validity.  If hadMember is an influence then it cannot be part of a strict cycle of influences (i.e. one that includes a derivation step).
>> >>>>
>> >>>> If so, is this something that needs to be fixed at some point (and is there a way to make a note of this for future reference)?
>> >>>>
>> >>>> --James
>> >>>> --
>> >>>> The University of Edinburgh is a charitable body, registered in
>> >>>> Scotland, with registration number SC005336.
>> >>>>
>> >>>>
>> >>>
>> >>>
>> >>
>> >>
>> >> --
>> >> The University of Edinburgh is a charitable body, registered in
>> >> Scotland, with registration number SC005336.
>> >>
>> >>
>> >>
>> >
>> >
>> >
>> 
>> 
>> --
>> The University of Edinburgh is a charitable body, registered in
>> Scotland, with registration number SC005336.
>> 
>> 
>> 
>> 
>> 
>> -- 
>> -----------------------------------------------------------------------------------
>> Dr. Paul Groth (p.t.groth@vu.nl)
>> http://www.few.vu.nl/~pgroth/
>> Assistant Professor
>> - Web & Media Group | Department of Computer Science
>> - The Network Institute
>> VU University Amsterdam
>