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Crowdsourcing

Crowdsourcing. COMP 381 10 April 2014. Crowdsourcing a Lecture. List as many examples of crowdsourcing as you can (1). The List. eyeWire.org: mapping the brain Captcha : 2 words, second word is allowing digitization Wikipedia: knowledge collection

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Crowdsourcing

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  1. Crowdsourcing COMP 381 10 April 2014 Crowdsourcing a Lecture

  2. List as many examples of crowdsourcing as you can (1)

  3. The List • eyeWire.org: mapping the brain • Captcha: 2 words, second word is allowing digitization • Wikipedia: knowledge collection • Amazon Mechanical Turk: psych studies and things that computers are bad at • Learning Creative Learning: lectures and on-line discussion forum • Yahoo! Answers: answers • CocaCola: happiness videos • Cleverbot: rudimentary AI machine learning • Review sites (hotels.com, tripadvisor) • Kickstarter: $$$ • Indigogo • Ubuntu phone (~$2m) • Reddit: community board • This exercise • Malaysia air • Tandem writing • Google docs • Open source • Ifold, folding @ home • Whose line? Tv show (ideas and actors) • Twitch Plays Pokemon • seti@home • Boston Marathon • R software • Millionaire ask the audience • Stackoverflow • Discussion forums • Bitcoin mining • Duolingo (learn & translate)

  4. Are these crowdsourcing? Competitions to solve a problem Design competitions Collecting words for the Oxford English Dictionary Letting users select flavors, designs or games

  5. What is it? At its broadest: Getting the “crowd” to accomplish something that is generally useful and would be a lot harder or more expensive to produce otherwise

  6. Definition that excludes what we don’t like (2)

  7. Definition Crowdsourcing is when you get people to work individually toward a single purpose to contribute to a collective result that has a definitive answer (can be a consensus or veto). May or may not be feasibility constraints

  8. Identify 5 websites that meet out criteria (3) Domywork.net: is this ethical?

  9. Sites

  10. Categorized • Forums: answer questions • Addressing specific questions • Crowdfunding: $ -- apt to change the world • Startups • Artistic endeavors • Good deeds • Barter system • Polls: opinions • Information gathering: • Science: computers not so good • Translation: translation • Wikis • Search: searching • News • Open source • Subroutine by human

  11. Why does it work? Different types, different reasons

  12. A very partial list • DARPA Red balloon Challenge • Wikipedia • Linux • Yahoo! Answers • iFold • eteRNA • Folding@home • SETI@Home • Kickstarter • Geni.com • Youtube • Github • Tarheel reader • OpenStreetMaps • Boston Marathon • Jim Gray disappearance • Paetreon • Steam greenlight • Give.fm • Kiva • Goodsearch • Mechanical Turk (Amazon) • Google sites • Prezi • Class presentations • Apache

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