Thank you, Wolfgang! This makes sense to me. The criteria for what is a period have to be decided by the experts. Yet, I think it is pretty clear that the Renaissance Augustus is a different period from the one in antiquity. Connected, but different.
Regards, Øyvind On 6. jan. 2016, at 16:06, Wolfgang Schmidle wrote: > Co-author here. Yes, we use [2] as evidence for [1], and if new evidence is > unearthed, the "restricted" statement may turn out to be false. > > The "closed world assumption" was only meant as an analogy. We do not argue > that a "Restriction" statement in the sense of a bounding box can be inferred > from the given "appears in" and "typical for" statements. (Maybe one should > also distinguish between the knowledge of the archaeologist and the — > possibly incomplete — list of actual "appears in" and "typical for" > statements.) Instead, it probably needs to be an explicit new statement, and > the inferred statement in Figure 3 should probably have a different name that > doesn't suggest anything but an inferred statement. > > The point of the Restriction being a timespan rather than a period was, I > think, that the sum of periods may not automatically be a period itself. In > particular, it may not be identical to the "production of the Paukenfibel" > period. However, in Figure 3 we assume that there is at least no temporal gap > inbetween. And timespan means more or less the same as spacetime volume here > since the area in the example is always the same. > > By the way, we have a similar problem in our gazetteer, where we need to > express the fact that a given region is part of the union of three other > regions. > > Best, > Wolfgang > > >> Am 06.01.2016 um 13:42 schrieb Øyvind Eide <lis...@oeide.no>: >> >> Dear all, >> >> This was an interesting read. I have a question: >> >> I do not understand the logic of the last paragraph in page 2. First they >> talk about >> >> [1] “a specific time period in which and only in which objects of a given >> type have been created” >> >> and then they go on to talk about >> >> [2] no finds from other periods. >> >> [2] is much weaker than [1] but is seems to me that [2] is still used as >> evidence for [1]. I do not argue that is wrong to use it as evidence (there >> are never proofs in heritage based research of this kind) but I fail to see >> how it can be seen as a closed world assumption — that is pretty strong. >> >> I think it is a good choice to model it as an implicit restriction, though; >> the modelling looks fine. It is more the use of “closed world” I wonder >> about. >> >> >> As for the choice between modelling of periods as timespans or periods I >> think this feeds well into the discussion we have on space-time modelling >> and this document will be useful for the discussions in Prato. >> >> Regards, >> >> Øyvind >> >> 28. des. 2015 kl. 19:53 skrev martin <mar...@ics.forth.gr>: >> >>> Dear All, >>> >>> I wish you all a Happy New Year! >>> >>> Please see this document to discuss properties of E55 Type >>> for archaeological reasoning: >>> http://www.cidoc-crm.org/docs/E55-Type-Relations.pdf >>> >>> Best, >>> >>> martin >>> >>> -- >>> >>> -------------------------------------------------------------- >>> Dr. Martin Doerr | Vox:+30(2810)391625 | >>> Research Director | Fax:+30(2810)391638 | >>> | Email: >>> mar...@ics.forth.gr >>> | >>> | >>> Center for Cultural Informatics | >>> Information Systems Laboratory | >>> Institute of Computer Science | >>> Foundation for Research and Technology - Hellas (FORTH) | >>> | >>> N.Plastira 100, Vassilika Vouton, | >>> GR70013 Heraklion,Crete,Greece | >>> | >>> Web-site: >>> http://www.ics.forth.gr/isl >>> | >>> -------------------------------------------------------------- >>> >>> >>> _______________________________________________ >>> Crm-sig mailing list >>> Crm-sig@ics.forth.gr >>> http://lists.ics.forth.gr/mailman/listinfo/crm-sig >> >> _______________________________________________ >> Crm-sig mailing list >> Crm-sig@ics.forth.gr >> http://lists.ics.forth.gr/mailman/listinfo/crm-sig > > > _______________________________________________ > Crm-sig mailing list > Crm-sig@ics.forth.gr > http://lists.ics.forth.gr/mailman/listinfo/crm-sig >