1 Intervention Strategies for Increasing Engagement in Crowdsourcing: Platform, Predictions and Experiments Avi Segal, Ben-Gurion University, Israel Ya’akov (Kobi) Gal, Ben-Gurion University, Israel Ece Kamar, Microsoft Research, Redmond WA, USA Eric Horvitz, Microsoft Research, Redmond WA, USA Alex Bowyer, University of Oxford, UK Grant Miller, University of Oxford, UK
18
Embed
Intervention Strategies for Increasing Engagement in Crowdsourcing
This document is posted to help you gain knowledge. Please leave a comment to let me know what you think about it! Share it to your friends and learn new things together.
Transcript
1
Intervention Strategies for Increasing Engagement in Crowdsourcing: Platform, Predictions and Experiments
Avi Segal, Ben-Gurion University, Israel
Ya’akov (Kobi) Gal, Ben-Gurion University, Israel
Ece Kamar, Microsoft Research, Redmond WA, USA
Eric Horvitz, Microsoft Research, Redmond WA, USA
Alex Bowyer, University of Oxford, UK
Grant Miller, University of Oxford, UK
Citizen Science (Zooniverse.org)
Wikipedia: scientific research conducted, in whole or in part, by amateur or nonprofessional scientists.
2
Galaxy Zoo
Conclusions
3
The Disengagement Problem
4
Eveleigh, Alexandra, et al. "Designing for dabblers and deterring drop-outs in citizen science.” CHI 2014Sauermann, Henry, and Chiara Franzoni. "Crowd science user contribution patterns and their implications." PNAS 2015
The Approach: Intervention
5
Dimension Description Examples
Target Target population for intervention all, newcomers, heavy users
Time Intervention timing periodical; as soon as risk factor is identified; one day after disengagement
Duration Intervention (interruption) duration for x minutes; until intervention is acknowledged; while user is on webpage
Media Type Method of presentation text; graphics; audio; video; mixed
Channel Medium of delivery email; web page; modal message
Mechanism The method used for this intervention
Messages; help system; task routing; competition; achievements; …
Andrew Mao, Ece Kamar, and Eric Horvitz. "Why stop now? predicting worker engagement in online crowdsourcing.” HCOPM 2013
Intervention Message: Helpful
9
Predict Disengagement
Intervene
Evaluate
Please don’t stop just yet. You’ve been extremely helpful so far. Your votes are really helping us to understand deep
mysteries about galaxies.
Ryan, Richard M., and Edward L. Deci. "Self-determination theory and the facilitation of intrinsic motivation, social development, and well-being." APA(2000)
Intervention Message: Community
10
Predict Disengagement
Intervene
Evaluate
Thousands of people are taking part in the project every month. Visit Talk at
talk.galaxyzoo.org to discuss the images you see with them.
Kraut, Robert E., and Paul Resnick. "Encouraging contribution to online communities." Building successful online communities: Evidence-based social design 2011
Intervention Message: Anxiety
11
Predict Disengagement
Intervene
Evaluate
We use statistical techniques to get the most from every answer; So, you don’t
need to worry about being “right”. Just tell us what you see.
Segal, Avi, et al. "Improving productivity in citizen science through controlled intervention." WWW 2015