and its Gray image.

Shixin Zhu Liqi Wang

Published in: Discret. Math. (2011)

Keyphrases

gray images
color images
data compression
binary images
black and white
gray level
preprocessing step
local binary pattern
edge detection
gray value
low pass
color information
single image
gray scale
inverse halftoning
multiscale
color space
image processing
feature selection
computer vision