A Visual View of                       Human Computation Models / Crowdsourcing                                          2...
How we typically think of                       crowdsourcing / human                       computation modelsWednesday, M...
A new visual view                       Axes                              Taxonomy                                        ...
EOL: Encyclopedia of Life                                      •Collaborative bio-encyclopedia                            ...
EOL: Encyclopedia of LifeWednesday, May 2, 12
Quora                       •Q&A with curation                       •Real names                       •Positive feedback ...
QuoraWednesday, May 2, 12
Stack Overflow                           •Q&A for computer                           programming                           ...
Stack OverflowWednesday, May 2, 12
Steve Fossett Search                                          •Collaborative search for missing                           ...
Steve Fossett SearchWednesday, May 2, 12
Galaxy Zoo                        •Collaborative classification of                        galaxies                        •...
Galaxy ZooWednesday, May 2, 12
Recaptcha                       •Collaborative digitization                       through validation                      ...
RecaptchaWednesday, May 2, 12
Gwap: Games with a Purpose                                        •Data projects outsourced                               ...
Gwap: Games with a PurposeWednesday, May 2, 12
Duolingo                       •Text translation crowdsourcing                       via education                       •...
DuolingoWednesday, May 2, 12
...A model emerges for singular big data challenges                                                             Closed tax...
...Another model emerges for diverse content platforms                                                           Open taxo...
DiscussionWednesday, May 2, 12
EndWednesday, May 2, 12
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A Visual View of Human Computation Models / Crowdsourcing

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A Visual View of Human Computation Models / Crowdsourcing

  1. 1. A Visual View of Human Computation Models / Crowdsourcing 2012.02.28 by Reilly Brennan brennanr@stanford.eduWednesday, May 2, 12
  2. 2. How we typically think of crowdsourcing / human computation modelsWednesday, May 2, 12
  3. 3. A new visual view Axes Taxonomy Open Fixed Contributor accessibility Novice Expert Consumption view Open CuratedWednesday, May 2, 12
  4. 4. EOL: Encyclopedia of Life •Collaborative bio-encyclopedia •Experts and non-experts •Many significant content partnerships •“Infinitely expandable” formats: video, sound, images, graphics, text •Initial $50M funding from MacArthur, Sloan, Smithsonian, Harvard, Field MuseumWednesday, May 2, 12
  5. 5. EOL: Encyclopedia of LifeWednesday, May 2, 12
  6. 6. Quora •Q&A with curation •Real names •Positive feedback systems •Voting methods •Editing across answers & questions •Private companyWednesday, May 2, 12
  7. 7. QuoraWednesday, May 2, 12
  8. 8. Stack Overflow •Q&A for computer programming •Positive feedback systems •Deep niche focus •Vertical approach to topics •Voting methods •Platform •Private companyWednesday, May 2, 12
  9. 9. Stack OverflowWednesday, May 2, 12
  10. 10. Steve Fossett Search •Collaborative search for missing explorer Steve Fossett •Google Earth + Amazon’s Mechanical Turk •Over 50,000 volunteers •Users scrubbed map “tiles”Wednesday, May 2, 12
  11. 11. Steve Fossett SearchWednesday, May 2, 12
  12. 12. Galaxy Zoo •Collaborative classification of galaxies •“Citizen Science” •Little experience required; extensive tutorials •“You may be the first person in history to see...” •Users scrub map tiles •Heavy participation with academiaWednesday, May 2, 12
  13. 13. Galaxy ZooWednesday, May 2, 12
  14. 14. Recaptcha •Collaborative digitization through validation •Over 100M captchas per day •Platform •Originally developed by Luis von Ahn, now owned by GoogleWednesday, May 2, 12
  15. 15. RecaptchaWednesday, May 2, 12
  16. 16. Gwap: Games with a Purpose •Data projects outsourced through entertainment •Good for image and text tasks (tagging, labeling, transcription) •ESP Game first developed by Luis von AhnWednesday, May 2, 12
  17. 17. Gwap: Games with a PurposeWednesday, May 2, 12
  18. 18. Duolingo •Text translation crowdsourcing via education •“Learn a language, translate the web” •Launched Nov 2011, closed beta w/ over 100k users on waiting list •English - Spanish, German •Originally developed by Louis von AhnWednesday, May 2, 12
  19. 19. DuolingoWednesday, May 2, 12
  20. 20. ...A model emerges for singular big data challenges Closed taxonomy Novice contributors OK Curated consumption view Native Non nativeWednesday, May 2, 12
  21. 21. ...Another model emerges for diverse content platforms Open taxonomy most common Multiple contributor models Curated consumption viewWednesday, May 2, 12
  22. 22. DiscussionWednesday, May 2, 12
  23. 23. EndWednesday, May 2, 12

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