Successfully reported this slideshow.

More Related Content

Related Books

Free with a 14 day trial from Scribd

See all

Related Audiobooks

Free with a 14 day trial from Scribd

See all

Social Information Architecture

  1. 1. Hola :)
  2. 3. Social Information Architecture IA Retreat Santa Cruz, Chile Nov 11, 2006
  3. 5. Yahoo’s Popular Photos <ul><li>Different actions lead to different patterns </li></ul><ul><li>Patterns are consistent (but subtle) </li></ul><ul><li>This is information architecture </li></ul><ul><li>But! We haven’t described these patterns </li></ul><ul><li>Need to understand them if we are to create structure from them </li></ul>
  4. 7. <ul><li>Information Architecture is the </li></ul><ul><li>Structural design of shared information environments </li></ul>
  5. 8. <ul><li>Information Architecture is the </li></ul><ul><li>Structural design of shared information environments </li></ul><ul><li>Shared design of semi-structured information environments </li></ul>
  6. 9. Social information architecture <ul><li>User actions create some or all of the structure of an information environment </li></ul><ul><li>Using the wisdom of crowds to solve the problems of IA </li></ul><ul><ul><li>Find, use and interact in information environments </li></ul></ul>
  7. 19. Three ingredients for social IA <ul><li>Capture User Actions </li></ul><ul><li>Aggregate and Display </li></ul><ul><li>Feedback </li></ul>
  8. 20. User Actions
  9. 21. User Actions <ul><li>Things people do online that we can track </li></ul><ul><li>Building blocks </li></ul><ul><ul><li>Popularity </li></ul></ul><ul><ul><li>Community </li></ul></ul><ul><ul><li>Reputation </li></ul></ul><ul><li>Ignore higher goals & motivations </li></ul>
  10. 27. Del.icio.us
  11. 28. Amazon
  12. 29. YouTube
  13. 30. Aggregation & Display <ul><li>Bringing together user actions in a relevant way </li></ul><ul><li>Displaying them </li></ul><ul><li>Rules </li></ul>
  14. 31. Kinds of Aggregation (not an exhaustive list) <ul><li>Listing </li></ul><ul><li>Ranking </li></ul><ul><li>Clustering </li></ul><ul><li>Collaborative filtering </li></ul><ul><li>Other algorithms </li></ul>
  15. 32. Listing (and prototagging)
  16. 33. Ranking <ul><li>Count an action </li></ul><ul><li>Order them </li></ul>
  17. 35. Collaborative Filtering
  18. 36. Other Algorithms
  19. 37. Feedback
  20. 38. <ul><li>A feedback loop is a system where outputs are fed back into the system as inputs, increasing or decreasing effects. </li></ul><ul><li>- Wikipedia </li></ul>
  21. 39. Positive Feedback <ul><li>First, close your eyes </li></ul><ul><li>Listen for clapping </li></ul><ul><li>If you hear a clap, you must also clap </li></ul><ul><li>Try to clap within 0.5 seconds </li></ul><ul><li>Don’t stop until I say stop </li></ul>
  22. 40. Negative Feedback <ul><li>First, close your eyes </li></ul><ul><li>Listen for clapping </li></ul><ul><li>If you hear a clap, you must also clap </li></ul><ul><li>Try to clap within 0.5 seconds </li></ul><ul><li>Once you’ve clapped, you can’t clap again for two seconds </li></ul>
  23. 41. Positive feedback <ul><li>If someone immediately around you has their hand up, raise your hand </li></ul><ul><li>For now, ignore empty chairs </li></ul>
  24. 42. Negative feedback <ul><li>If the person immediately in front of you or to your left has their hand, raise your hand </li></ul><ul><li>If they put their hand down, put your hand down </li></ul>
  25. 43. Feedback fuels system
  26. 44. Positive feedback in Digg
  27. 45. Positive feedback in Digg
  28. 47. Places to Intervene (also not an exhaustive list) <ul><li>Introduce delays </li></ul><ul><li>Modify the strength of feedback loops </li></ul><ul><li>Who has access to what information? </li></ul><ul><li>Adjust incentives and punishments </li></ul><ul><li>Change the system </li></ul>
  29. 48. Challenges <ul><li>Spam </li></ul><ul><li>Gaming </li></ul><ul><li>Balance </li></ul><ul><li>Relevance </li></ul><ul><li>Unintended consequences </li></ul>
  30. 49. Design Principles <ul><li>Allow for different levels of engagement </li></ul><ul><li>Monitor and tweak feedback loops </li></ul><ul><li>Trade-offs: transparency v. gaming </li></ul><ul><ul><li>Digg started simple, became more complicated to deal with gaming (but also became less satisfying to use) </li></ul></ul><ul><li>Participate in larger ecosystem </li></ul><ul><ul><li>YouTube is viral </li></ul></ul><ul><li>Design new actions, aggregators, display </li></ul>
  31. 50. Thanks! <ul><li>Email </li></ul><ul><ul><li>[email_address] </li></ul></ul><ul><li>Presentation </li></ul><ul><ul><li>http://atomiq.org/etc/retreat_social_ia.pdf </li></ul></ul>

Editor's Notes

×