Quantization of accumulated diffused errors in error diffusion.

Ti-chiun Chang Jan P. Allebach

Published in: IEEE Trans. Image Process. (2005)

Keyphrases

error diffusion
quantization error
gray scale
image quality
blue noise
quantization noise
inverse halftoning
gray level
lookup table
color quantization
human visual system
noise shaping
halftoning algorithm
halftone images
frequency domain
reconstruction error
image retrieval
image processing