Error diffusion with vivid color enhancement and noise reduction.
Joseph ShuPublished in: Human Vision and Electronic Imaging (1996)
Keyphrases
- error diffusion
- noise reduction
- edge enhancement
- gray scale
- image quality
- edge preserving
- quantization error
- signal to noise ratio
- gray level
- edge detection
- inverse halftoning
- human visual system
- halftoning algorithm
- image processing
- median filter
- image enhancement
- frequency domain
- halftone images
- noise shaping
- color reproduction
- noise level
- color images
- color palette
- data hiding
- direct binary search
- binary images
- high quality