Color Image Processing

Asher is learning about digital images in his computer science class. He asks his teacher, "What is the number of bits used to represent each pixel in RGB space called?"

• Picture depth

• Picture length

• Pixel depth

• Pixel length

A color attribute that describes a pure color

• Intensity

• Saturation

• Hue

• Color

Tara is working on a project that involves processing images. She needs to choose a model that decouples the color and gray scale information in an image, making it suitable for many of the color description.

• CMY

• CMYK

• HSI

• RGB

A model in which each color appears in its primary spectral components of red, green and blue

• CMY

• CMYK

• HSI

• RGB

Hue and saturation taken together are called

• Chromaticity

• Achromaticity

• Luminance

• Radiance

Equal amounts of pigments primaries cyan, magenta and yellow should produce

• Red

• White

• Blue

• Black

Neha is mixing equal amounts of pigment primaries Red, Green, and Blue for her art project. What color will she produce?

• Red

• White

• Blue

• Black

______ refers to amount of white light mixed with hue.

• Saturation

• Chromaticity

• Intensity

• Radiance

RGB color model was best suited for color generation

• True

• False

HSI color model was well suited for color description

• True

• False