Re: The So-Called "Failure" of 5th Generation and Logic
- From: mimo_545@xxxxxxxxxxx
- Date: 13 Jan 2006 02:32:12 -0800
JAK wrote:
> Perhaps the answer may be somewhere in-between. Significant
> experimental results point to decision-making as a mimic of Herbert
> Spencer's "Survival of the Fittest." Perceptions from the senses are
> first used like "calc keys" for a memory "fetch". The best match of
> memory to sensory input "wins" this first hurdle (though secondary
> matches may be retained). This matching was described in 1959 by O.G.
> Selfridge (Pandemonium Model) and in the 1990s by Dominic Masaro (Fuzzy
> Logical Model of Perception - FLMP). It appears that behaviors are
> linked to the stored memories. If the image perceived is round and
> red, both a ball and an apple may be fetched from memory. Further
> investigation (additional sensory input) will solidify the
> identification. (It smells like an apple, so I guess it is one.)
> Assuming an apple is the final determination, the associated behaviors
> include eating or leaving alone. If the hypothalamus has raised the
> level of hunger, this additional internal stimulus invigorates the "eat
> apple" behavior, and eating the apple will likely ensue. However, if
> the apple belongs to someone else, this aversive internal stimulus will
> evoke a "leave it alone" behavior. The two compete within the nucleus
> reticularis thalami (nRT) - the outer shell of the thalamic bulbs tied
> bidirectionally to the hypothalamus to form the central components of
> the diencephalon - the crucial component for mental activity. This
> competition determines which behavior takes control of the organism
> (see James Newman and Bernard J. Baars as well as Global Workspace
> Theory):
>
> "Newman, Baars and Cho reach a similar conclusion. They deduce that
> the frontal lobes perform an 'executive function' over the limbic
> system. The researchers take pains to point out the fact that this
> executive function is not indispensable to consciousness - thalamic
> competition is judged the more fundamental manifestation of conscious
> life:
>
> Note that an executive system is not an essential requirement for
> consciousness. That this is not the case is illustrated by the
> literature on extensive damage to the frontal lobes of the brain....
> In terms of the [Global Workspace] model we have presented, it is not
> executive attentional processes, but the selective binding of
> coalitions of active cortical modules via a thalamocortical competition
> which is the sine qua non for the generation of a coherent stream of
> conscious representations."
> - (http://mbdefault.org/8_identity/3.asp)
>
> This strategic design lends itself readily to a control/feedback system
> (see William T. Powers "Perceptual Control Theory) whereby exacting
> programmatic logic is unnecessary. In fact, some success has been
> garnered for robotic activities without a cpu or programmatic logic -
> such as Ron Blue's Ricci
> (http://library.thinkquest.org/18242/gather/cgi-bin/programs/3.html).
>
> ">There is no real clock per se, except for the purpose of comparing
> input to
> >memory at certain rates. It is analog. No instructions to follow. It
> >learns by experience."
> ...
> >The sensors are CDS cells. It allows LR (Little Ricci) to sense
> >colors. It is known (Einstein won the nobel prize for this discovery)
> >that different colors produce different energy levels in the cds cell.
> >The "processor" generates different levels of voltage, *pure* voltage
> >(IOW no current) in what we call a prism. This is an electronic prism.
> >Each output varies a little different from the other. The "calculation"
> >is done within what we call the neutronics chamber. The outputs are done
> >within the prism splitter. The outputs are then input into what we call
> >string memory. Each clock cycle stores the particular level along the
> >string in the manner of a shift register. As the input remains the same,
> >the memory is compared through a comparator to the splitter output and
> >reinforced. Hence the learning. Hence the way our own brains work. All
> >analog, all with no current, all quantum, since it is the quantum
> >properties of electron charge waves and the crystalline structure of the
> >neutronics chamber of which we are taking advantage. Parallel in
> >Parellel due to the density of the crystal (silicon) atoms/electrons.
> >
> > Our brains really don't process information as a CPU, but retains
> >memory in its 10 trillion neurons. Reinforced by practice and
> >experience. We make decisions based on what we *remember*. We see a
> >situation which looks familiar, we are simply comparing sensory input to
> >memory. Correlational opposition. Then, we send signals to the
> >appropriate body parts to take action.
> >
> > This is Little Ricci. But Little Ricci is more like an amoeba, or
> >any other single cell animal. It exhibits the same behavior. The first
> >prototype stayed away from bright sunlight. Single celled animals do
> >also. It went towards a red wagon. Single celled animals go towards
> >friendly environments to survive. We did not program LR to do this. It
> >learned what it liked and didn't like all by itself! The difference
> >between animals and us is that we have mucho more neurons and memory
> >retention."
> - (http://list.dprg.org/archive/1998-January/002970.html)
Very interesting! - I'm just wondering how far the Little Ricci tech
got in the last 7 years?
N.
.
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