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Transcript
Paweł Łupkowski
Section of Logic and Cognitive Science
Institute of Psychology
Adam Mickiewicz University
[email protected]
Concerning the adequacy of the Turing test
Dyskusje wokół zagadnienia adekwatności testu Turinga
Opole 2006
It should be replaced by a different test
It is to hard
The Turing test
It is to easy
A
B
C
the Turing test
B
C
the Turing test – viva voce
“The idea of the test is that the machine has to pretend to be a man, by answering questions put to it, and will only pass if the pretence is reasonably convincing [...] We had better suppose that each jury has to judge quite a number times, and that sometimes they really are dealing with a man not a machine. That will prevent them saying: «It must be a machine» every time without proper consideration.”
(Turing 1952, p. 5)
the Turing test
“The TT Claim”
Imitation game
provides a
good test for
the presence of
intelligence
“The Thinking Machine Claim”
Appropriately
programmed
computer could
pass the kind of
test, that is
described by
`The TT Claim'
(French 1990)
TT is to hard
Turing Test
(A.M. Turing)
TT is to hard
Loebner
Prize
Competition
(H. Loebner)
Restricted TT
Turing Test
(A.M. Turing)
Loebner Prize Competition
(Restricted TT)
• Limiting the topic
• Limiting the tenor
Loebner Prize Competition
(Restricted TT)
Topics during the Loebner Prize Competition
• Bad Marriage
• Burgundy Wine
• Cats versus Dogs
• Classic Star Trek
• Pets
• Small Talk
• Shakespeare's Plays
• (...)
Loebner Prize Competition
(Restricted TT)
2006 EDITION
• 'Hello, my name is John and I am a man.'
• 'Hello, my name is Joan, and I am a woman.'
http://loebner.net/Prizef/2006_Contest/2006_Rules.txt
Kremer Prize
• The goals of the Kremer prize were clear.
• The basic sciences underlying human­
powered flight were, by 1959, well understood.
the Gossamer Condor
(Shieber 1994)
TT is to hard
Loebner
Prize
Competition
(H. Loebner)
Restricted TT
Turing Test
(A.M. Turing)
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Competition
(H. Loebner)
Restricted TT
Turing Test
(A.M. Turing)
R. French
subcognitive questions
low­level cognitive structure
(French 1990, 2000)
R. French:
associative
priming
bread
(French 1990, 2000)
R. French:
associative
priming
butter
(French 1990, 2000)
R. French:
associative
priming
dog
(French 1990, 2000)
R. French:
associative
priming
butter
(French 1990, 2000)
R. French
Rating games
On scale of 0 (completely implausible) to 10 (completely plausible), please rate:
banana splits as medicine
purses as weapons
pens as weapons
jackets as blankets
pine boughs as mattresses
(French 1990, 2000)
R. French
PMI­IR algorithm answering subcognitive questions using statistical information extracted from very large collection of texts.
(P.D. Turney, http://purl.org/net/peter.turney)
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Competition
(H. Loebner)
Turing Test
(A.M. Turing)
Restricted TT
TT is to easy
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Competition
(H. Loebner)
TTT
Turing Test
(A.M. Turing)
(S. Harnad)
TT+robotic
capacities
Restricted TT
TT is to easy
The Total
Turing Test
Level t1
The ‘toy­model’ level. Level T2
This is the level described in Turing’s original article.
Level T3
The ‘Total Turing Test’ (or the robotic
Turing Test)
Level T4
‘Microfunctional Indistinguishability’
(Harnad 2000)
Level T5
‘Grand Unified Theories of Everything (GUTE)’
The Total
Turing Test
Level t1
The ‘toy­model’ level. Level T2
This is the level described in Turing’s original article.
Level T3
The ‘Total Turing Test’ (or the robotic
Turing Test)
Level T4
‘Microfunctional Indistinguishability’
(Harnad 2000)
Level T5
‘Grand Unified Theories of Everything (GUTE)’
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Competition
(H. Loebner)
TTT
Turing Test
(A.M. Turing)
(S. Harnad)
TT+robotic
capacities
Restricted TT
TT is to easy
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
TRTTT
Loebner
Prize
Competition
(H. Loebner)
Restricted TT
TTT
Turing Test
(A.M. Turing)
(S. Harnad)
TT+robotic
capacities
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
The Truly Total
Turing Test
• types / tokens of cognitive systems
• historical record of cognitive systems types intelligence
• long­time, evolutionary criterion
(Schweizer 1998)
The Truly Total
Turing Test
“It is essential to note that the TRTTT is not a test of individual cognitive systems. Instead, it is meant to test the overall capacities of the type of cognitive architecture of which particular individuals are tokens.”
(Schweizer 1998, p. 267­268)
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Turing Test
(A.M. Turing)
TRTTT
TTT
Competition
(S. Harnad)
(H. Loebner)
TT+robotic
capacities
Restricted TT
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
Inverted TT
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Turing Test
(A.M. Turing)
TRTTT
TTT
Competition
(S. Harnad)
(H. Loebner)
TT+robotic
capacities
Restricted TT
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
Inverted
Turing test
Instead of evaluating a congruence between the linguistic behavior of a system and a person, it evaluates a congruence between system's and person's ascription of mental states.
(Watt 1996)
Inverted
Turing test
HEY BERT, ASK IF
IT HAS A FAVOURITE
COLOUR
Inverted TT
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Turing Test
(A.M. Turing)
TRTTT
TTT
Competition
(S. Harnad)
(H. Loebner)
TT+robotic
capacities
Restricted TT
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
Inverted TT
Lovelace
Test
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Turing Test
(A.M. Turing)
TRTTT
TTT
Competition
(S. Harnad)
(H. Loebner)
TT+robotic
capacities
Restricted TT
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
Lovelace Test
The test is passed when:
i) The artificial agent A produces output O
ii) A's output O is not the result of hardware error, but the result of processes that A can repeat
iii) H – or someone who knows what H knows and who has H's resources – cannot explain how A produced O by appeal to A's architecture, knowledge­base and core functions
(Bringsjord 2001)
Inverted TT
Lovelace
Test
TT is to hard
Subcognitive
questions and TT
(R. French)
TT will never
be passed
Loebner
Prize
Turing Test
(A.M. Turing)
TRTTT
TTT
Competition
(S. Harnad)
(H. Loebner)
TT+robotic
capacities
Restricted TT
(P. Schweizer)
long term,
evolutionary
criterion for
cognitive types
TT is to easy
(...) there are real world problems that are revealed by considering the strengths and weaknesses of the Turing test.
(D. Dennett, 1985)
Paweł Łupkowski
Section of Logic and Cognitive Science
Institute of Psychology
Adam Mickiewicz University
[email protected]
www.kognitywistyka.amu.edu.pl