- From: Paul Groth <pgroth@gmail.com>
- Date: Thu, 12 May 2011 13:48:33 +0200
- To: Luc Moreau <L.Moreau@ecs.soton.ac.uk>
- CC: public-xg-prov@w3.org
Hi Luc, I think the notion of saying "something happened at a particular time" is pretty common sensical. By including that in the scenario, I think we have an entry point to discussing exactly those issues that you bring up. No? cheers, Paul Luc Moreau wrote: > Olaf and Paul, > > On 05/12/2011 12:30 PM, Olaf Hartig wrote: >> Hey Paul, >> >> On Thursday 12 May 2011 10:16:14 Paul Groth wrote: >>> > Hi Olaf: >>> > > Interesting exercise. Thanks. >>> > >>>> > > 1.) The example does not talk about specific points in time at >>>> which the >>>> > > different processing steps happened (Hence, I omitted >>>> corresponding >>>> > > statements in my description). Shouldn't the example extended >>>> with such >>>> > > kind of information? For instance, the first processing step >>>> could read: >>>> > > "government (gov) converts data (d1) to RDF (f1) at time (t1)" >>> > > I think time is implicit in the example. I don't know if we >>> need to make >>> > it explicit. It seems it would be tailoring the example to a >>> > representation language... >> I don't see that. >> >> If (some of) the processing steps were mentioning such a time, I >> would have >> added corresponding prv:performedAt triples to my example >> description. Since >> there were no such times, I omitted these triples because I wanted the >> description to be as close to the textual description as possible. >> What I want >> to say is, without such times we cannot see whether a >> model/vocabulary would >> support representing them. >> > Time is important no doubt, and not made explicit in the scenario. > What does it mean to be performedAt? Time at which process execution > took place? Is it instaneous? has it a duration? Is it the time at > which the DataItem > is produced? > > Can we express these questions and answer them independently of a > terminology? > > Luc >
Received on Thursday, 12 May 2011 11:50:21 UTC