Memory efficient hierarchical error diffusion.
Zhen HeZhigang FanPublished in: Color Imaging: Displaying, Processing, Hardcopy, and Applications (2010)
Keyphrases
- memory efficient
- error diffusion
- gray scale
- image quality
- inverse halftoning
- gray level
- external memory
- quantization error
- halftoning algorithm
- human visual system
- noise shaping
- halftone images
- mid frequency
- frequency domain
- image data
- gray scale images
- data hiding
- visual quality
- edge detection
- digital images
- image retrieval