Recently I proposed an alternative method for human identification on my blog so when a friend sent me this video via Del.icio.us, I was absolutely delighted:
Google Video: Human Computation / Google TechTalks 2006-07-26
Luis von Ahn
- Assistant Professor, Computer Science Department, Carnegie Mellon University
- Ph.D. Computer Science, Carnegie Mellon University, 2005
- B.S. Mathematics, Duke University, 2000
- Recipient, Microsoft Research Fellowship
- Tasks like image recognition are trivial for humans, but continue to challenge even the most sophisticated computer programs.
- Utilize human processing power to solve problems that computers cannot yet solve.
- Traditional approaches to solving such problems focus on improving software.
- Luis von Ahn advocates a novel approach: constructivly channel human brainpower using computer games.
- ESP Game = an enjoyable online game that help label images on the Web with descriptive keywords
- These keywords can be used to improve the accuracy of image search.
- People play the game not because they want to help, but because they enjoy it.
- Number of human-hours spent playing Solitaire in 2003 = 9 billion human-hours
- Number of human-hours spent building the Empire State Building = 7 million human-hours (6.8 hours of Solitaire)
- Number of human-hours spent building the Panama Canal = 20 million human-hours (less than a day of Solitaire)
Related Web Sites
- SML Pro Blog: Flickr Analytics / SML Analytics
- SML Pro Blog: Human Identification Algortihm