euroHCIR Presentation

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euroHCIR Presentation

  1. 1. Evaluating the Cognitive Impact of Search User Interface Design Decisions Max L. Wilson Swansea University, UK euroHCIR2011 Newcastle, UK - 4th July 2011 Max L. Wilson m.l.wilson@swansea.ac.ukWednesday, 6 July 2011
  2. 2. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  3. 3. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  4. 4. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  5. 5. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  6. 6. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  7. 7. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  8. 8. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  9. 9. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  10. 10. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  11. 11. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  12. 12. Come and Sii what I’ve built http://mspace.fm/sii Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  13. 13. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  14. 14. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  15. 15. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  16. 16. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  17. 17. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  18. 18. Cognitive Load Theory whats the problem here? Paas, F., Tuovinen, J. E., Tabbers, H., & Van Gerven, P. W. M. (2003). Cognitive load measurement as a means to advance cognitive load theory. Educational Psychologist, 38, 63–71 Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  19. 19. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  20. 20. Intrinsic Load (the task) Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  21. 21. Extraneous Load (the user interface) Intrinsic Load (the task) Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  22. 22. Germane Load (to learn and store) Extraneous Load (the user interface) Intrinsic Load (the task) Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  23. 23. Germane Load (to learn and store) Extraneous Load (the user interface) Intrinsic Load (the task) Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  24. 24. A simple UI A simple task Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  25. 25. A simple UI A complex learning task Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  26. 26. struggling A complex UI A complex learning task Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  27. 27. Measuring Cognitive Load Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  28. 28. *Proposed* Recommendations • Offload visual material to audio if appropriate • Segment into edible chunks • Pre-train people • Weed out unnecessary material • Provide clear visual clues to core material • Make sure visual content relates closely to text • Remove redundancy • Pitch at correct user level Mayer, R. E., & Moreno, R. (2003). Nine ways to reduce cognitive load in multimedia learning. Educational Psychologist, 38, 43–52. Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  29. 29. Our Plans Objective Measurements Explicit Design Changes Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  30. 30. Brain Scanners in HCI » BCI Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  31. 31. Brain Scanners for HCI Measurements Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  32. 32. Phase 1 Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  33. 33. Phase 2 Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  34. 34. Phase 3 Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011
  35. 35. We aim to produce clear design recommendations based upon objective measures of cognitive impact Max L. Wilson m.l.wilson@swansea.ac.uk csmax@swan.ac.ukWednesday, 6 July 2011

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