Unpublished letter re the mind-brain problem
Walter Eric Johnson
wej3715 at fox.tamu.edu
Mon May 18 10:01:39 EST 1998
Richard Vickery (Richard.Vickery at unsw.edu.au) wrote:
: What do you mean by this Ray? In general if you give a neuron a precise
: input you will get the same output. The problem is usually that the input
: is not exactly the same because the state of the brain is changing
: constantly (though not in any mystical way) and the neuron is receiving input
: from thousands of other neurons. There may also be some synaptic plasticity.
: None of this rules out a silicon implementation of a neuron.
Is it really all that precise? I thought that the selection of synaptic
vesicles is believed to be a probabilistic process and that the actual
pattern of synaptic vesicles could make quite a difference in the results.
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