[Crm-sig] Issue 537 Homework

Robert Sanderson azaroth42 at gmail.com
Tue Jun 8 16:41:24 EEST 2021


My +1 to this reformulation.

Rob

On Tue, Jun 8, 2021 at 6:05 AM Martin Doerr via Crm-sig <
crm-sig at ics.forth.gr> wrote:

> Dear Robert, All,
>
> The current problem of S4 Observation is the single-property formulation,
> dictated by E13 Attribute Assignment, but compatible with INSPIRE and E16
> Measurement. On the other side, it will never allow for observing
> distances. Therefore, in order to proceed the generalization of Measurement
> in CRMsci, we can take two paths:
>
> A)      Consider a minimal change in the definition of S15 Observable
> Entity and S4 Observation,  generalize E16 Measurement with these
> definitions, and later revise  S15,S4 to be a wider generalization. This
> will leave us with a consistent intermediate stage.
>
> B)      Begin with change in the definition of S15 Observable Entity and
> S4 Observation, Issue 531, and then rework all properties.
>
> I describe here solution A (a modification of the previous formulation of
> this issue).
>
> I assume as background the change of S15 Observable Entity to superclass
> of E5 Event, S10 Material Substantial, by Issue 531
>
> Change S21 Measurement to superclass of E16 Measurement.
>
> Change O24 measured (was measured by) to superproperty of P39 measured
> (was measured by).
>
> Confirm! O16 observed value (value was observed by) to be superproperty of
> P40 observed dimension (was observed in). It is no more inconsistent.
>
> Declare O12 to be identical with P43 for E18 Physical Thing, which is the
> intersection of E70 Thing and S15 Observable Entity.
>
> O9 observed property type (property type was observed by) : subproperty of
> P177 assigned property of type (is type of property assigned)
>
> This relatively conservative readjustment appears to be the best way to
> detangle the issues 531 and 388 (Position Measurement)
>
> Please check!
>
> Best,
>
> Martin
>
> --
> ------------------------------------
>  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)
>
>  N.Plastira 100, Vassilika Vouton,
>  GR70013 Heraklion,Crete,Greece
>
>  Vox:+30(2810)391625
>  Email: martin at ics.forth.gr
>  Web-site: http://www.ics.forth.gr/isl
>
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-- 
Rob Sanderson
Director for Cultural Heritage Metadata
Yale University
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