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Duolingo -- the next chapter in human computation | Luis von Ahn | TEDxCMU 2011

TEDx Talks · talk · Watch on YouTube

Language & linguisticsComputer vision, speech & NLPEducation & learning

What it is

Luis von Ahn, creator of CAPTCHA and reCAPTCHA, presents Duolingo at TEDxCMU 2011. The idea is to have millions of people translate the web for free while learning a language, an example of human computation.

Why Hacker News recommends it

HN people recommend it as a look at how to get people to eagerly do useful collective work, and as the origin of Duolingo.

  • 2 people recommended it
  • 2 different months
  • 0 strong recommendations
  • first 2011, last 2012

What HN commenters said

  1. “First thing: Watch this video from Luis von Ahn”

    Von Ahn on getting people to eagerly do community work

    mikegreenberg, 2011-07 · Recommendation · in “Ask HN: Can I help you be more awesome today? (No strings. Inquire within.)”

  2. “I recommend watching his TedX talk”

    Wikipedia could be translated in 80 hours with a million users

    amix, 2012-07 · Recommendation · in “Luis von Ahn (creator of CAPTCHA and Duolingo) Reddit AMA”

Excerpts from Hacker News comments, linked to the originals. Summaries and labels were written by a language model from those comments.

Topics: duolingo, crowdsourcing, recaptcha, translation, language learning

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