[Crm-sig] Space time volumes

Martin Doerr martin at ics.forth.gr
Tue Mar 19 19:13:52 EET 2019

Dear Dan,

As Christian-Emil also pointed out, this is a wrong use of E92.

The scope note says: "This class comprises 4 dimensional point sets 
(volumes) in physical spacetime....".

Do you regard that what makes up the identity and substance of the 
Byzantine Period is to be a set of points?



On 3/19/2019 10:27 AM, Dan Matei wrote:
> Hi fiends,
> On Mon, 18 Mar 2019 at 19:20, Martin Doerr <martin at ics.forth.gr> wrote:
>> Nevertheless, we used the term informally in the CRM. We could name E92 as "abstract".
> For me, some E92 are not abstract. E.g. I instantiate "Byzantine
> Period" (it is somwhat difficult to place it in South America :-) :
> <#ByzantinePeriod> <isA> <crm:E92_Spacetime_Volume>
> <#ByzantinePeriod> <crm:P160_has_temporal_projection> <330-1700>
> <#ByzantinePeriod> <crm:P161_has_spatial_projection> <#EsternEurope>
> <#ByzantinePeriod> <crm:P161_has_spatial_projection> <#Levant>
> <#ByzantinePeriod> <crm:P161_has_spatial_projection> <#NorthAfrica>
> Also:
> <#BronzeAge1> <isA> <crm:E92_Spacetime_Volume>
> <#BronzeAge1> <crm:P2 has_type> <#BronzeAge-Concept>
> <#BronzeAge1> <crm:P160_has_temporal_projection> <p?1>
> <#BronzeAge1><crm:P161_has_spatial_projection> <#JapaneseIslands>
> <#BronzeAge2> <isA> <crm:E92_Spacetime_Volume>
> <#BronzeAge2> <crm:P2 has_type> <#BronzeAge-Concept>
> <#BronzeAge2> <crm:P160_has_temporal_projection> <p?2>
> <#BronzeAge2><crm:P161_has_spatial_projection> <#Scandinavia>
> Should I worry ?
> Dan
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  Dr. Martin Doerr
  Honorary Head of the
  Center for Cultural Informatics
  Information Systems Laboratory
  Institute of Computer Science
  Foundation for Research and Technology - Hellas (FORTH)
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  Email: martin at ics.forth.gr
  Web-site: http://www.ics.forth.gr/isl

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