Keyphrases
- stability analysis
- error diffusion
- gray scale
- image quality
- human visual system
- nonlinear systems
- gray level
- quantization error
- halftoning algorithm
- inverse halftoning
- frequency domain
- real time
- image processing
- noise shaping
- data hiding
- control law
- binary images
- feature extraction
- gray scale images
- halftone images
- image segmentation
- blue noise