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2010 04-10-chi2010-workshop ignite talk
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2010 04-10-chi2010-workshop ignite talk

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  • 1. Relevance vs. Serendipity Bongwon Suh [email_address] Research Scientist Augmented Social Cognition Area Palo Alto Research Center (Xerox PARC)
  • 2. Original Problem CHI2010 Microblogging Workshop 2010/04/11
  • 3. One Solution
    • I have 10 minutes, give me something to read
    • Build a recommendation engine!
    CHI2010 Microblogging Workshop 2010/04/11 http://daveferguson.typepad.com/photos/uncategorized/thumb_sup.jpeg
  • 4. By the way, that was what we did
    • Short and Tweet: Experiments on Recommending Content from Information Streams
      • Jilin Chen, Rowan Nairn, Les Nelson, Ed Chi, Michael Bernstein
      • Understanding Comments Session
      • Tuesday April 13 th 2:30PM
    CHI2010 Microblogging Workshop 2010/04/11
  • 5. Revisit “Something to Read”
    • Relevant?
    • Interesting?
    • Need action?
    • Urgent?
    • Recommendation can choose some “relevant” items
    CHI2010 Microblogging Workshop 2010/04/11 What about interesting items?
  • 6. What is “Interestingness”? CHI2010 Microblogging Workshop 2010/04/11 “ Something I crave …, is an element of surprise or whimsy. ... I am getting a lot of things I am interested in, but that is not necessarily a good thing for me personally” - User study participant
  • 7. Serendipity is Unexpected Relevance CHI2010 Microblogging Workshop 2010/04/11 Without serendipity, as I hear it, we’ll be less-well informed (all work, no play, makes Jack a dull boy; all relevance, not serendipity, makes Jill a predictable girl) - Jeff Jarvis http://www.buzzmachine.com/2010/03/30/serendipity-is-unexpected-relevance/
  • 8. The Danger CHI2010 Microblogging Workshop 2010/04/11 Adamic & Glance, The political blogosphere and the 2004 U.S. election: divided they blog, LinkKDD 2005
  • 9. Point of Views in Wikipedia CHI2010 Microblogging Workshop 2010/04/11 Sympathetic to husband Sympathetic to parents Mediators Vandals Spammers Suh et al. Lifting the Veil: Understanding Social Dynamics in Wikipedia with Revert Graph Vis, VAST 2007 Wikipedia Page: Terri Schiavo
  • 10. Serendipity Maker http://www.buzzfeed.com/awesomer/the-24-best-chat-roulette-screenshots-nsfw
  • 11. First Lesson CHI2010 Microblogging Workshop 2010/04/11 Never talk to strangers!
  • 12. Random Guardian
    • ” Chatroulette for news"
    • http://random-guardian.appspot.com
    • StumbleUpon.com
    CHI2010 Microblogging Workshop 2010/04/11
  • 13. iPod “Shuffle”
  • 14. Pandora.com: Add Variety CHI2010 Microblogging Workshop 2010/04/11
  • 15. Photo Browsing
  • 16. Media Bias & Multiple Points of View Park et al. NewsCube: delivering multiple aspects of news to mitigate media bias CHI 2009 News with opposite point of view News with a certain point of view
  • 17. Serendipity is Unexpected Relevance* Bongwon Suh [email_address] * Jeff Jarvis http://www.buzzmachine.com/2010/03/30/serendipity-is-unexpected-relevance/