Structure-preserving stippling by priority-based error diffusion.
Hua LiDavid MouldPublished in: Graphics Interface (2011)
Keyphrases
- structure preserving
- error diffusion
- band limited
- gray scale
- image quality
- quantization error
- image reconstruction
- human visual system
- gray level
- inverse halftoning
- halftoning algorithm
- frequency domain
- fourier domain
- noise shaping
- impulse response
- frequency band
- dimensionality reduction
- halftone images
- binary images
- computer vision
- data hiding
- zero crossing
- fourier transform
- sampling rate
- pattern recognition
- gray scale images
- scale space
- denoising
- high quality
- machine learning