Beyond system logging: human logging for evaluating information visualization.

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Presenter: Nathalie Henry-Riche
BELIV 2010 Workshop
http://www.beliv.org/beliv2010/

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  • Controlled experiments
  • Beyond system logging: human logging for evaluating information visualization.

    1. 1. Human Logging for Evaluating InfoVis<br />Nathalie Riche,<br />Microsoft Research<br />
    2. 2. April 5, 2010<br />nath@microsoft.com<br />2<br />System Logging<br />Accuracy<br />Time<br />Tasks<br />Observations<br />Interviews<br />Insights<br />Human Logging<br />
    3. 3. Insights<br />Units of discovery<br />Aha! Moments<br />Answers to questions users did not even know they had<br />April 5, 2010<br />nath@microsoft.com<br />3<br />
    4. 4. Investigating Physiological Computing<br />April 5, 2010<br />nath@microsoft.com<br />4<br />
    5. 5. April 5, 2010<br />nath@microsoft.com<br />5<br />© http://events.goldenpalace.com/press/<br />
    6. 6. April 5, 2010<br />nath@microsoft.com<br />6<br />Eye tracking<br />Pupil dilation<br />Heart Rate<br />Respiration<br />Skin conductance<br />Muscle activity<br />Brain activity<br />
    7. 7. April 5, 2010<br />nath@microsoft.com<br />7<br />Pupil dilation<br />Eye tracking<br />
    8. 8. April 5, 2010<br />nath@microsoft.com<br />8<br />Heart Rate<br />Respiration<br />Skin temperature<br />Skin conductance (GSR)<br />Excitement<br />Stress<br />High mental effort<br />
    9. 9. April 5, 2010<br />nath@microsoft.com<br />9<br />Muscle activity<br />ElectroMyoGraphy (EMG)<br />Pleasure<br />Frustration<br />
    10. 10. April 5, 2010<br />nath@microsoft.com<br />10<br />Brain activity<br />© http://whoyoucallingaskeptic.wordpress.com/2008/07/08/esp/<br />
    11. 11. April 5, 2010<br />nath@microsoft.com<br />11<br />Brain activity<br />ElectroEncephaloGram(EEG)<br />functional Near InfraRed (fNIR)<br />Cognitive load<br />Aha! moment<br />
    12. 12. New perspectives<br />o Insights<br />o Analysis strategies<br />o Cognitive load<br />nath@microsoft.com<br />Many Thanks to Desney Tan, Scott Counts, and Ed Cutrell for their insights on the topic!<br />Challenges<br />Stimuli o<br />Analysis o<br />Validationo<br />

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