The context of a proposition consists
space, time, view
Each person has his/her own view(s), named
at this time, named t
at time=t, view = v
The "open web" provides an opportunity to
and merge views.
I take "closed world" to mean facts known at
this time, view.
I take "open world" to mean reasoning about
e.g., facts about new instances of concepts which
subsumed by a genus-differentia
----- Original Message -----
Sent: Tuesday, April 07, 2009 6:54
Subject: Re: [ontolog-forum] Knowledge
just a quick thought without having investigated much
of Kr yet
the system you propose works in a closed world (the diary)
where the representation of the context can be
established a priory and
in the open web, how would the system capture that context,
considering you have no control over how people number their
On Tue, Apr 7, 2009 at 2:33 PM, Richard H. McCullough
But we have consistently complained about the vagueness
what you call "context".
thought experiment to explain the nature of "context".
from <www-rdf-interest@xxxxxx> 15
Here's my most fundamental view of
Imagine that I decide to record all my knowledge in a
Every day, I write propositions in my diary, numbering them 1, 2,
Today, I record proposition 123456789; the context of
123456789 is the list of propositions from 1 to
It's that simple!
My KR language and KE program is my
recording, organizing & using a large list of
Going from thought experiment back to real
my "context" is the entire contents of my brain.
practical use of this "context" in any particular case,
I can select only
those propositions which are relevant to
the particular case, and I can
use genus-differentia definitions
to summarize the results of many