Inverse halftoning and kernel estimation for error diffusion.
Ping Wah WongPublished in: IEEE Trans. Image Process. (1995)
Keyphrases
- inverse halftoning
- error diffusion
- gray scale
- image quality
- halftoning algorithm
- halftone images
- gray level
- gray scale images
- human visual system
- frequency domain
- binary images
- image restoration
- color images
- feature extraction
- spatial domain
- black and white
- visual quality
- blurred images
- compression ratio
- high frequency
- image data
- computational complexity