The nature of correlation perception in scatterplots

Psychonomic bulletin & review, Volume 24, Issue 3, 2017, Pages 776-797.

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Keywords:
Information visualizationPerceptual categorization and identificationPerceptual organizationVisual perception

Abstract:

For scatterplots with gaussian distributions of dots, the perception of Pearson correlation r can be described by two simple laws: a linear one for discrimination, and a logarithmic one for perceived magnitude (Rensink & Baldridge, 2010). The underlying perceptual mechanisms, however, remain poorly understood. To cast light on these, four...More

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