On Sun, Jan 2, 2011 at 2:57 PM, Jack Ring <jring7@xxxxxxxxx> wrote:
> On Jan 2, 2011, at 2:27 PM, John F. Sowa wrote:
>> The following quotation is from the software engineering thread:
>>> How about considering an ontology to be semiotically equivalent to a model
>>> of a system? Would the principles, rules and metrics for one inform the
>>> other? This is not to say that we already know the principles, rules and
>>> metrics for discovering systems but it does suggest that those focused
>>> on ontologies might gain from knowledge exchange with those focused on
>> The word 'model' has several different meanings. I consider the
>> word 'model' as used by economists and software engineers to be very
>> similar to what people in this forum call an ontology.
>> But in logic, a *model* of a set of axioms is some structure or
>> system that makes those axioms true. Since there are many logicians
>> who subscribe to this list, I usually avoid the word 'model' except
>> when I am talking about the logic.
> That is why I said "model of a system" in hopes of avoiding the ambiguities
>of the usage of the term in software, logic, fashion, etc.
> A model of a system includes all three aspects; what a system IS
>(properties), DOES (characteristics) and KNOWS (both sentient and encoded
>knowledge) that make it fit for purpose, the latter being the effect the
>system (as modeled) is intended to have on its context. Accordingly, a model
>of a system must include a model of system context(s).
> My hope is that an engagement of ontologists with systemists can and will
>reduce the cognitive dissonance currently suffered by both tribes.
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spell check..... good
grammar check..... good, not great
controlled vocabulary check...............................?
ontology's check....................? (02)
sending email just got harder..... and a Happy New
2e101072-5599-45fc-b87a-2e784361660b to everyone. </grin> (03)
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