Enhanced-MMSE inverse halftoning using table-lookup vector quantization.
Pao-Chi ChangTien-Hsu LeeChe-Sheng YuPublished in: VCIP (2000)
Keyphrases
- vector quantization
- minimum mean squared error
- inverse halftoning
- image compression
- minimum mean square error
- gray scale
- signal to noise ratio
- image quality
- cdma systems
- vector quantizer
- maximum a posteriori
- gray scale images
- halftone images
- noise variance
- binary images
- error diffusion
- denoising algorithm
- black and white
- computer vision
- channel estimation
- multipath
- noisy images
- wavelet coefficients
- face recognition