Halftone to continuous-tone conversion of error-diffusion coded images.
Søren HeinAvideh ZakhorPublished in: IEEE Trans. Image Process. (1995)
Keyphrases
- error diffusion
- coded images
- image quality
- visual quality
- low bit rate
- blocking artifacts
- human visual system
- gray scale
- halftone images
- error concealment
- post processing
- quantization noise
- quantization error
- inverse halftoning
- bit rate
- gray level
- halftoning algorithm
- discrete cosine transform
- high quality
- frequency domain
- data hiding
- dct domain
- video compression
- compression ratio
- high frequency
- compressed data
- reconstructed image
- image quality assessment
- higher quality
- transform coding
- dct coefficients
- quality assessment
- rate distortion
- video coding
- image data