Inverse color to black-and-white halftone conversion via dictionary learning and color mapping.

Chang-Hwan Son Kang-Woo Lee Hyunseung Choo

Published in: Inf. Sci. (2015)

Keyphrases

black and white
dictionary learning
digital imaging
halftone images
color images
error diffusion
color information
barcode
gray scale
sparse coding
color constancy
machine learning
sparse representation
gray level
image regions
pairwise
data analysis
high quality
feature extraction
data sets