On Mon, February 3, 2014 03:57, Matthew West wrote:
> Dear Doug,
> I presume there a missing "not" here before "disappear"? (01)
Yes. (02)
>> So it seems to me that for RDF users who want to use a web of data, that
>> there is a definite advantage in 4D representation -- that of contexts
>> that do
>> disappear. (03)
> If so I agree, both that you can use either 3D+ T or 4D to handle change
> over time, and that 4D has some advantage when forced to use triples, (04)
Yes, that was my conclusion. I, personally, have not found the advantages
that
you list below. (05)
But this is the level that i would prefer a discussion of 3D+1 vs. 4D to
be at:
the advantages one has found in using one over the other, rather than
doctrinaire
semi-religious arguments that crop up from time to time. (06)
-- doug f (07)
> though ISO 15926, which is 4D, happens to have a quad underlying model
with a
> triple identifier as the 4th element. (08)
> This was not why we chose 4D. We found that for some difficult problems, 4D
> provided a better explanation, and perhaps more important, gave fewer
> choices about how something could be modelled, which when you have some
tens
> of people developing an ontology, helps with managing consistency - fewer
> choices means fewer arguments. (09)
> Regards
>
> Matthew West
> Information Junction
> Mobile: +44 750 3385279
> Skype: dr.matthew.west
> matthew.west@xxxxxxxxxxxxxxxxxxxxxxxxx
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>
> -----Original Message----- snipped (010)
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