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Unformatted text preview: What about paid search? How much does it cost? How do we get "good sites" to link to ours? What is rankophilia? Rankophiliac? Who is Luis von Ahn? Compsci 82, Fall 2011 9.4 reCAPTCHA C ompletely A utomated P ublic T uring Test to Tell C omputers and H umans A part Email registration, Web forms, Blogs Online polls Alan Turing: good, bad, ugly Compsci 82, Fall 2011 9.5 GWAP: Games With A Purpose Hello World: Sixteen months, 103,417 lines of code, 154 meetings, 1,034 cans of Mountain Dew, and GWAP.com is finally here! building gwap.com Why will people play these games? Fun, Points, Humanitarian reasons, … Will the games keep getting played? Side effect: gender-labeling by image choice...
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- Fall '09
- Alan Turing, Luis von Ahn, CAPTCHA, Human-based computation