Wednesday 16 January 2008

Human Computation and Louis von Ahn

http://video.google.com/videoplay?docid=-8246463980976635143&q=luis+von+ahn&pr=goog-sl

Luis von Ahn, he is a really, really, really genius!!!
I studied MPEG1,2 4 and MPEG7 10 years ago.
But still how to abstract specific objects from image and how to describe the relevant objects are open problem in image processing area.
But he solved this by "human computation" concept.

His main idea is like this;
let people compute for opem problem which computer cannot solved yet.
But use the people with fun and for free!
He is one of the Cooooooolest guy , a professor of CMU , as I ever met.....
(I'm going to have his class in this semester!!!!)

His PhD thesis was CAPTCHA (A program that can tell whether it suers is a human or a computer) in 2005.
a program that can generate and grade test that:
A.most humans can pass
B.current computer programs cannot pass

The official CAPTCHA site : http://www.captcha.net/
http://recaptcha.net/
Human Computation : http://www.cs.cmu.edu/~biglou/research.html
Luis von Ahn:http://www.cs.cmu.edu/~biglou/

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