Rickert on embedded computation (was re: science of consciousness.)

Neil Rickert rickert at cs.niu.edu
Thu Apr 30 09:59:46 EST 1998


patrick at gryphon.psych.ox.ac.uk (Patrick Juola) writes:
>In article <6i88a8$j7g at ux.cs.niu.edu> rickert at cs.niu.edu (Neil Rickert) writes:
>>andersw+ at pitt.edu (Anders N Weinstein) writes:

>>>Formal models of computation treat *interaction* in terms of 
>>>symbols getting written onto the tape memory. This seems a 
>>>pretty good model of how the operating system code views a device. 

>>Right.  But you generally have to model this as a Turing machine with
>>oracle.  You can't model it as a plain Turing machine.  The oracle
>>places the interactive symbols on the tape in a way that is not
>>predictable from within the Turing machine model.

>But Turing machines neither need nor are expected to predict their
>inputs.

Bah! Humbug.

Turing machines have no input.  The data is all there on the tape
before they begin execution.




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