Block-based threshold modulation error diffusion.

Yan Zhou Chun Chen Qiang Wang Jiajun Bu Hua Zhou

Published in: J. Electronic Imaging (2011)

Keyphrases

error diffusion
noise shaping
gray scale
image quality
error diffusion halftoning
inverse halftoning
gray level
quantization error
halftoning algorithm
human visual system
delta sigma
image coding
frequency domain
image processing
halftone images
color palette
mid frequency