Note also that, by being universal machine, our look-up table are 
infinite.

Bruno

Le 18-mai-09, à 03:11, Kelly Harmon a écrit :

>
> On Fri, May 15, 2009 at 12:32 AM, Jesse Mazer <laserma...@hotmail.com> 
> wrote:
>>
>> I don't have a problem with the idea that a giant lookup table is 
>> just a
>> sort of "zombie", since after all the way you'd create a lookup table 
>> for a
>> given algorithmic mind would be to run a huge series of actual 
>> simulations
>> of that mind with all possible inputs, creating a huge archive of
>> "recordings" so that later if anyone supplies the lookup table with a 
>> given
>> input, the table just looks up the recording of the occasion in which 
>> the
>> original simulated mind was supplied with that exact input in the 
>> past, and
>> plays it back. Why should merely replaying a recording of something 
>> that
>> happened to a simulated observer in the past contribute to the 
>> measure of
>> that observer-moment? I don't believe that playing a videotape of me 
>> being
>> happy or sad in the past will increase the measure of happy or sad
>> observer-moments involving me, after all. And Olympia seems to be 
>> somewhat
>> similar to a lookup table in that the only way to construct "her" 
>> would be
>> to have already run the regular Turing machine program that she is 
>> supposed
>> to emulate, so that you know in advance the order that the Turing 
>> machine's
>> read/write head visits different cells, and then you can rearrange the
>> positions of those cells so Olympia will visit them in the correct 
>> order
>> just by going from one cell to the next in line over and over again.
>>
>
> What if you used a lookup table for only a single neuron in a computer
> simulation of a brain?  So actual calculations for the rest of the
> brain's neurons are performed, but this single neuron just does
> lookups into a table of pre-calculated outputs.  Would consciousness
> still be produced in this case?
>
> What if you then re-ran the simulation with 10 neurons doing lookups,
> but calculations still being executed for the rest of the simulated
> brain?  Still consciousness is produced?
>
> What if 10% of the neurons are implemented using lookup tables?  50%?
> 90%?  How about all except 1 neuron is implemented via lookup tables,
> but that 1 neuron's outputs are still calculated from inputs?
>
> At what point does the simulation become a zombie?
>
> >
>
http://iridia.ulb.ac.be/~marchal/


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