Re: [Crm-sig] Recording absence

2019-12-12 Thread Martin Doerr
Dear Martijn, On 12/11/2019 7:13 PM, van Leusen, P.M. wrote: Dear Martin, the following has unfortunately languished in my 'drafts' folder for a while, but is hopefully still of interest: Re 'database thinking': in many cases the fact that nothing was collected is not being positively recor

Re: [Crm-sig] Recording absence

2019-12-11 Thread van Leusen, P.M.
Dear Martin, the following has unfortunately languished in my 'drafts' folder for a while, but is hopefully still of interest: Re 'database thinking': in many cases the fact that nothing was collected is not being positively recorded - you have to infer it from the absence of finds data in the da

Re: [Crm-sig] Recording absence

2019-11-05 Thread Martin Doerr
Dear Martijn, All, As you state, an empty collection does not really work, because nothing is curated or created. This would be "Relational Database" thinking, where you fill in slots. The interesting thing is, to be clear about WHAT is negated. What is a "no archaeological finds at all" ? O

Re: [Crm-sig] Recording absence

2019-11-05 Thread van Leusen, P.M.
Dear Athanasios, this same issue came up during discussion of the ontology of archaeological field surveying, where we wish to (and in some cases, have in fact) recorded the absence of surface finds from a specific piece of investigated land. A typical situation would be, that a survey team has 'w

[Crm-sig] Recording absence

2019-11-05 Thread Athanasios Velios
Dear all, Following the Linked Conservation Data workshop and the last SIG in Crete I am summarising the problem of documenting non-existence. An example of non-existence is: a book cover (a particular) without tooled decoration (a type). Options for encoding: 1) As discussed here: http:/