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Re: IVPT (invariant view or perspective on thing)

From: Paul Groth <pgroth@gmail.com>
Date: Thu, 09 Jun 2011 22:41:14 +0200
Message-ID: <4DF12FEA.8040100@gmail.com>
To: "Myers, Jim" <MYERSJ4@rpi.edu>
CC: public-prov-wg@w3.org
Hi Jim,

I wasn't trying to reopen the issue of IVPT. I was looking for a nice 
name for it.

Indeed, I suggested "snapshot" in part because it has an analogy to a 
picture, hence, it is a view or perspective on a particular thing that 
doesn't change.

But maybe it's not the right name...

Paul

Myers, Jim wrote:
> One of the reasons I voted for IVPT was to get away from the notion that
> we have 'resources' (things, whatever) and 'states' but I think the
> discussion has started to evolve back towards that - the term 'snapshot'
> seems to go in that direction as well if we have a 'resource' and
> 'snapshot of a resource' in mind.
>
> The direction I was hoping for was to consider that IVPT was a
> relationship between two things that differ only in the sense that the
> definition of identity for one includes some state that is not part of
> the identity specification of the other. An "egg" and a "cold egg" or a
> "cracked egg". A specific set of bytes and a set of bytes in a
> particular disk location, a logical set of bytes and a physical encoding
> of those bytes on disk in zipped form, thing and version of thing, the
> FRBR ladder, etc.
>
> In all of these cases there are no fully invariant things - a "cold-egg"
> can be cracked without ceasing to be a "cold egg" and is really a
> resource/thing on its own that just happens to be a more invariant view
> of an "egg" resource/thing that is particularly useful when discussing
> the heating/cooling history of the egg.
>
> I guess that all implies that I see the question of renaming IVPT as
> being a renaming of a relationship between two resources/things.
> Minimally that means "snapshot of" rather than "snaphot", but hopefully
> a term that better captures the idea of some state rather than all state
> being frozen. "Shadow of" in the sense of the more stateful one having
> fewer dimensions is probably not a winning term, but perhaps leads in a
> useful direction.  "Aspect of"? In the opposite direction perhaps
> "Abstraction of"?
>
>   Jim
>
>> -----Original Message-----
>> From: public-prov-wg-request@w3.org [mailto:public-prov-wg-
>> request@w3.org] On Behalf Of Paul Groth
>> Sent: Thursday, June 09, 2011 12:33 PM
>> To: Daniel Garijo
>> Cc: Graham Klyne; public-prov-wg@w3.org
>> Subject: Re: IVPT (invariant view or perspective on thing)
>>
>> Hi Graham,
>>
>> I had proposed the term "snapshot" for IVPT on another thread.
>>
>> I don't know what you/others thing of that.
>>
>> cheers,
>> Paul
>>
>> Daniel Garijo wrote:
>>> I totally agree with you.
>>> Best,
>>> Daniel
>>>
>>> 2011/6/9 Graham Klyne<GK@ninebynine.org<mailto:GK@ninebynine.org>>
>>>
>>>      While I live with the term IVPT as a way to allow us to move our
>>>      discussions forward, I think it would be horrible if it actually
>>>      ended up in any of the documents we produce.
>>>
>>>      I'm not asking for any change now, just giving notice that I
>>>      expect us to settle on a better term when we can see better what
>>>      we're talking about and what we actually need to say.
>>>
>>>      #g
>>>      --
>>>
>>>      Jun Zhao wrote:
>>>
>>>          Dear all,
>>>
>>>          To bootstrap the development of the model task force, Satya,
>>>          Paolo, Khalid and I put together a document [1] highlighting
>>>          issues and goals to focus on during the F2F1.
>>>
>>>          The document is not meant to be definitive. It should be
>>>          updated and evolved as discussions raised in the mailing
> list.
>>>          We hope this document could help with setting expectation
> for
>>>          the F2F1 and guidance on the near focus of the WG.
>>>
>>>          [1] http://www.w3.org/2011/prov/wiki/F2F1_Model_Proposal
>>>
>>>          Best regards,
>>>
>>>          Jun
>>>
>>>
>>>
>>>
>
Received on Thursday, 9 June 2011 20:41:48 GMT

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