Re: Neurons don't block so brain not a parallel computer?
- From: eastmond@xxxxxxxxx
- Date: Thu, 5 Jun 2008 05:23:20 -0700 (PDT)
On 4 Jun, 15:22, c...@xxxxxxxx (Curt Welch) wrote:
Here's a shorter idea for you to think about.
Transistors don't block, they just produce an output current which is
roughly a multiple of the input current, so does this mean that computers
built out of parallel networks of transistors don't perform well-defined
computations?
I guess transistors in computers can block because they have been
wired into
flip-flop circuits that can store signals by continually circulating
them around a tight feedback loop.
Is there evidence of neurons in the brain being wired into tight
feedback loops
that can store signals? I thought that most memory is stored through
variable
synaptic weights rather than circulating nerve impulses.
John
.
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