beyond system logging: human logging for evaluating information visualization

Human Logging for Evaluating InfoVisNathalie Riche,Microsoft Research

nath@microsoft.com

2 April 5, 2010

System Logging

Human Logging

AccuracyTimeTasks

ObservationsInterviewsInsights

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Insights

Units of discovery

Aha! Moments

Answers to questions users did not even know they had

April 5, 2010

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Investigating Physiological Computing

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6 April 5, 2010

Eye trackingPupil dilation

Heart RateRespiration

Skin conductanceMuscle activity

Brain activity

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7 April 5, 2010

Pupil dilationEye tracking

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8 April 5, 2010

Heart RateRespirationSkin temperatureSkin conductance (GSR)

Excitement Stress High mental effort

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9 April 5, 2010

Muscle activityElectroMyoGraphy (EMG)

Pleasure Frustration

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10 April 5, 2010

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Brain activity

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11 April 5, 2010

Brain activityElectroEncephaloGram(EEG)functional Near InfraRed (fNIR)

Cognitive load Aha! moment

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New perspectiveso Insightso Analysis strategieso Cognitive load

ChallengesStimuli o

Analysis oValidation o

Many Thanks to Desney Tan, Scott Counts, and Ed Cutrell for their insights on the

topic!