Human Visual System – Recap
(cont.)
Luminance Channel
–
Detail
–
Form
–
Shading
–
Motion
–
Stereo
Color Channels
–
Surfaces of Things
–
Sensitive to Small Differences
–
Rapid Segmentation
–
Categories
(about 6-10)
–
Not Sensitive to Absolute Values
–
Unique Hues:
Red, Green, Yellow, Blue
–
Small areas = high saturation
–
Large areas = low saturation
è
Luminance
More Important than Color