Uh-oh, a robot just passed the self-awareness test
Uh-oh, a robot just passed the self-awareness test
By Duncan Geere 21 hours agoWorld of tech
And probably two others
Roboticists at the Ransselaer Polytechnic Institute in
New York have built a trio of robots that were put through the classic 'wise
men puzzle' test of self-awareness - and one of them passed.
In the puzzle, a fictional king is choosing a new advisor
and gathers the three wisest people in the land. He promises the contest will
be fair, then puts either a blue or white hat on each of their heads and tells
them all that the first person to stand up and correctly deduce the colour of
their own hat will become his new advisor.
Selmer Bringsjord set up a similar situation for the
three robots - two were prevented from talking, then all three were asked which
one was still able to speak. All attempt to say "I don't know", but
only one succeeds - and when it hears its own voice, it understands that it was
not silenced, saying "Sorry, I know now!"
However, as we can assume that all three robots were
coded the same, technically, all three have passed this self-awareness test.
Human-like abilities
It might sound a pretty simple task for a human, but it's
not for a robot - the bot must listen to and understand the question, then hear
their own voice saying "I don't know" and recognise it as distinct
from another robot's voice, then connect that with the original question to
conclude that they hadn't been silenced.
Logical puzzles requiring an element of self-awareness
like this are essential in building robots that can understand their role in
society. By passing many tests of this type, it's hoped that robots will be
able to build up a group of human-like abilities that become useful when
combined.
Bringsjord's work will be presented at the RO-MAN
conference in Japan, which runs from 31 August to 4 September 2015. Oh, you
want the correct answer for the wise men puzzle? Well, the only fair contest
would be if they were all the same colour!
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