PLoS BIOLOGY A Neural Computation for Visual Acuity in the ...
A Visual View of Human Computation Models / Crowdsourcing
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Transcript of A Visual View of Human Computation Models / Crowdsourcing
A Visual View of Human Computation Models / Crowdsourcing
2012.02.28
by Reilly [email protected]
Wednesday, May 2, 12
Axes
Taxonomy
Contributoraccessibility
Consumptionview
Open Fixed
Novice Expert
Open Curated
A new visual view
Wednesday, May 2, 12
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 Museum
Wednesday, May 2, 12
•Q&A with curation•Real names•Positive feedback systems•Voting methods•Editing across answers & questions•Private company
Quora
Wednesday, May 2, 12
•Q&A for computer programming•Positive feedback systems•Deep niche focus•Vertical approach to topics•Voting methods•Platform•Private company
Stack Overflow
Wednesday, May 2, 12
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
•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 academia
Galaxy Zoo
Wednesday, May 2, 12
•Collaborative digitization through validation
•Over 100M captchas per day
•Platform
•Originally developed by Luis von Ahn, now owned by Google
Recaptcha
Wednesday, May 2, 12
•Data projects outsourced through entertainment
•Good for image and text tasks (tagging, labeling, transcription)
•ESP Game first developed by Luis von Ahn
Gwap: Games with a Purpose
Wednesday, May 2, 12
•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 Ahn
Duolingo
Wednesday, May 2, 12
...A model emerges for singular big data challenges
Closed taxonomy
Novice contributors OK
Curated consumption view
Native Non native
Wednesday, May 2, 12
...Another model emerges for diverse content platforms
Open taxonomy most common
Multiple contributor models
Curated consumption view
Wednesday, May 2, 12