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DM: [Robot-for-President] Machine Learning Taxonomy (fwd)From: Franklin Wayne Poley Date: Wed, 22 Mar 2000 23:11:42 -0800 (PST)
I am trying to get more psychologists involved in machine learning but
this may be helpful to our discussion on datamine-l.
FWP.
---------- Forwarded message ----------
Date: Wed, 22 Mar 2000 18:05:19 -0800 (PST)
From: Franklin Wayne Poley <fwpoley@vcn.bc.ca>
Reply-To: Robot-for-President@onelist.com
To: robot-for-president@onelist.com
Cc: asap@spssi.org
Subject: [Robot-for-President] Machine Learning Taxonomy
From: Franklin Wayne Poley <fwpoley@vcn.bc.ca>
Can we come up with a taxonomy which would incorporate enough CATEGORIES
of learning such that all of the end results of learning in humans would
be accounted for? That has to do with the "what" of human learning. The
"how" is another matter and differs greatly in mice, men and machines even
if the end result is the same. Maze learning is a good example, easily
explained in these terms.
Next, can we verbalize a theoretical "how", an abstract notion of how
one might master a maze, extract the useful information from text, etc?
If Skinner's dictum is correct ("If it can be verbalized it can be
programmed"), next a program can be written for each category of learning.
Is there a machinery which can then execute each of these categories of
learning? It seems there is. That being so, we have the beginnings of a
"general learning program" for robots which can extend their learning in
co-operative relationships with humans as the Waseda University web site
says.
FWP.
> ---------- Forwarded message ----------
> Date: Thu, 2 Mar 2000 12:42:20 -0800 (PST)
> From: Franklin Wayne Poley <culturex@vcn.bc.ca>
> Reply-To: FUTURE-CITIES@onelist.com
> To: spsp@scp.rochester.edu, spssi@spssi.org, ahoffice@aol.com,
> enquiry@bps.org.uk, public.affairs@apa.org, apa@psych.org
> Cc: future-cities@onelist.com, humanoids@usc.edu, sschaal@usc.edu,
> knoll@ti.uni-bielefeld.de
> Subject: [FUTURE-CITIES] Humanoids 2000 Conference
>
> From: Franklin Wayne Poley <culturex@vcn.bc.ca>
>
> Dear Psychology Colleague:
> I am writing this letter to
bring to your attention the Humanoids 2000 Conference,
http://humanoids.usc.edu . This is the world's first major international
conference on humanoids and I believe it is a wonderful opportunity for
psychologists in a number of specialties as well as general practitioners.
The Humanoids 2000 web page invites multi-disciplinary participation.
> Perhaps Category 2 for "Sessions" would be most suited for psychology
participation: "Interaction With Humans And The Environment".
> I think we have the beginning of a complete artificial psychological
system. This is far more than traditional AI. How complete is this
artificial personality? What would psychologists at the Society for
Personality and Social Psychology say? How applicable are standard tests
and profiles with respect to comparing humans and humanoids? I do know that
psychologists who specialize in psychometric assessments of mentally and
physically handicapped patients could contribute much to Humanoids 2000. I
worked for almost a decade in an institution for mentally and physically
handicapped people but that was a long time ago and psychometrics was not
my specialty so I am not the best practitioner to address this topic now.
However, I would be very eager to read a report from an up to date
practitioner who does this work on a daily basis.
> The wording of the Waseda University web site,
http://www.humanoid.rise.waseda.ac.jp tells us how much the humanoid is a
psychological system. Their goal is "to develop an anthropomorphic robot
named 'humanoid' which will comprise sensing, recognition, expression and
motion sub-systems to enable robots and humans to build common mental and
physical spaces, co-operatively." Clinical and counselling psychologists
typically have two sets of reports. One is technical and can be understood
by their colleagues. The other set is no less meaningful but is presented
in the vernacular for family, community etc. I believe the latter is needed
to advance the building of those common mental and physical spaces as
humanoids take their place in human society. I also think the mechanical
engineers, electrical engineers and computer scientists who create the
humanoids will be pleasantly surprised by how much psychologists can
contribute to their field. This is, after all a "creative" unde!
!
!
!
rtaking
> as much as an engineering feat following draftsmans' plans. The next
creative step for a humanoid R&D project could be foreseen by a
psychologist as well as an engineer.
> Psychologists who work in commerce, from personnel to marketing
psychology will have much to say about humanoids. Putting a humanoid into
the mass market capable of occupying a number of work roles is something
no-one has done before! The objective of the Shadow Robot Project,
http://www.shadow.org.uk/philo/manifesto.stm is "...to build a genuinely
useful general-purpose robot, at a price which people, rather than just
institutions, can afford." Perhaps it will take R&D funding comparable to
the International Space Station to get to that stage but society at large
may decide it is worth the cost. That cost could be $100 b. over 10 years.
Those providing the funding are seldom engineers or computer scientists and
they are represented by very shrewd professionals called politicians and
administrators. The psychologist can serve as liason between these two
factions in society, the faction supplying the grants and those using them
to develop humanoids. Statements to the publi!
!
!
!
c must
> sum up as "This is the state of the art, now; here are some expected
steps in the near future; and here is where we expect to be after spending
x dollars and y years."
> I think the Association for Humanistic Psychology and psychologists
involved in ethics, self-actualization and transpersonal psychology will be
concerned about the extent to which a humanoid constitutes a living system.
Ian Pearson from British Telecom writes in the latest issue of The Futurist
that by 2020 we can expect "electronic life-forms (to be) given basic
rights". Certainly we cannot dismiss humanoid rights as a joke when we have
a complex, intelligent, human-like creature with much autonomy, capable of
learning ad self-improvement.
> Next we come to the 'holy grail' of robotics, the "general learning
program". Pearson writes that by 2011, "computers (will) surpass human
learning and logic abilities." That seems surprising but it looks to me as
if we can find computers or robots now which are capable of every category
of learning found in humans. I say category, not process. How humans and
humanoids learn may differ greatly. Consider this list of learning
categories: (1) maze learning; (2) hand-over-hand learning as is used to
train small children and some robots in factories; (3)
modelling/imitation/mimicry as described on the Kawato Humanoid web site;
(4) one-trial learning which is how we could describe the acquisition of
knowledge by direct downloading; (5) learning from text (refer to some
recent research by Seeung and Lee); (6) trail-and-error learning (see
Christiansen et al); (7) object recognition (Holland's classifiers; face,
fingerprint and iris recognition programs); (8) voice recognition l!
!
!
!
earning
> (standard office dictation programs); (9) mapping (mapping from an
artificial vision system and range finders); (10) reinforcement learning
(robot responses to reward and punishment); (11) self-improvement learning
(including evolutionary robotics, generating new software). What have I
left out? Given that humanoids now manifest all categories of learning
found in humans could they not be assembled into that "general learning
program"? After it is clearly written in layman's language, psychology
language and computer language, anyone is free to suggest ways in which it
can be improved upon, large or small. Of course psychologists who
specialize in conditioning, learning and educational psychology will be
able to advance this technology a great deal. The dictum of the late B.F.
Skinner is as relevant now as it was a half century ago: "If it can be
verbalized, it can be programmed."
> If Pearson is correct and we are only a decade away from
humanoids/robots which can learn better than humans then we need to hear
from social philosophers and political psychologists as to what they think
the social-political-economic implications will be. How much incentive will
humans have to learn when humanoids can learn better and tell us what we
need to know? Will we then have problems maintaining control over the
humanoids? How fast might humanoids learn? Is there any way humans can
predict humanoid growth in learning with reasonable accuracy? Will it be
fast enough to keep ahead of human populations increasing with geometric
growth and expanding across the near galaxy?
> A starter project which could be initiated some time in this century
might be to send humanoids out to the near-by asteroid belt to learn how to
mine, mill and ship the billions x billions of dollars in mineral wealth.
> I am hoping this letter will encourage psychologists of many
backgrounds to get involved in Humanoids 2000. As valuable as their
contributions have been it seems to me that AI psychologists have been
co-opted to the way of thinking of computing science experts. In my
opinion, society would be better served if psychologists would approach
humanoids as they would "very unusual humans". They should maintain their
techniques, concepts, jargon, analyses etc. as much as possible. Humanoids
2000 is very exciting. It opens up opportunities for psychologists to
contribute to the development of this new technology in the service of
humankind. I hope many will avail themselves of the opportunities.
> Please circulate this letter/information freely.
> Sincerely-Franklin Wayne Poley, Ph.D.
>
> http://users.uniserve.com/~culturex/Machine-Psychology.htm
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