Perception

"Scales of Measurement"

Scales Of Measurement
On the Theory of Measurement, S.S. Stevens, Science, 103, pp.677-680. 1946

Nominal

Ordinal

Interval

Ratio

Eye Movements

"Saccadic suppression"

Visual Attention, Searching, and System Monitoring

"Human-Interrupt Signal"

"Useful Field of View (..."

4 Requirements of User Interrupt

How to attract userís attention: problems

Movement: possible solution

Reading from the Iconic Buffer

Slide 17

Slide 18

Pop Out

Pop Out Examples

Color

Orientation

Motion

Simple shading

Slide 25

"Rapid Area Judgement"

Neural Processing, Graphemes, and Tuned Receptors

Vision Pathway
http://www.geocities.com/ocular_times/vpath2.html

Slide 29

Slide 30

Slide 31

Slide 32

Grapheme

Gabor Model and Texture in Visualization

Gabor Function

"Gabor model helps us understand..."

Trade-Offs in Information Density

Texture Coding Information

"Textons"

Texture Resolution

Glyphs and Multivariate Discrete Data

"Integral dimensions"

"Restricted Classification Tasks"

Multidimensional Discrete Data

Conclusion