On 8/7/07 8:23 AM, "Pat Hayes" <phayes@xxxxxxx> wrote:  (01)
>> Pat Hayes wrote:  (02)
> Its been familiar to AI and psychology
> (particularly Gibsonian psychologists) for 40
> years. This idea that computers must be doing
> numerical-style simulations in order to act in
> the world is a trope that only someone completely
> ignorant of actual AI work could possibly take
> seriously.  (03) 
DN: Concur, however in the field of Computational Intelligence (CI), the
focus is shifted from that of AI. Or am I errant in this assumption.  (04)
> Taken literally, that is clearly false. The brain
> doesn't have an internal *physical* model of all
> the things that brains can think about. No
> account like this can possibly account for the
> generality or the plasticity of neural
> functioning. 
<SNIP/>
>
> About which he knows virtually nothing. And, by
> the way, he does not claim that the cortex isn't
> performing computations at all: in fact, he gives
> a sketch of the IT process he thinks it is
> performing. His idea here is about 50 years old
> also, and has been investigated thoroughly, and
> is known to be incomplete or wrong.  (05) 
Pat:  (06)
Thank you. This sums up what I think we are all agreeing about nicely. I
have not read the material in question but find myself in agreement with
your summary. One day you should tell us how you *really* feel about this
book.  (07)
;-)  (08)
Duane  (09)
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