Improvement of image quality in MDCT by high-frequency sampling of x-, y- and z-direction.
Naruomi YasudaYoko IshikawaYoshie KoderaPublished in: Medical Imaging: Image Processing (2006)
Keyphrases
- high frequency
- image quality
- visual quality
- low frequency
- blocking artifacts
- bit rate
- human visual system
- subband
- high resolution
- compression ratio
- quality assessment
- high quality
- wavelet transform
- perceptual quality
- low pass
- wavelet coefficients
- reconstructed image
- pixel values
- discrete wavelet transform
- high frequencies
- peak signal to noise ratio
- frequency band
- compressed images
- wavelet domain
- image quality assessment
- image data
- high frequency components
- video coding
- color images
- multi resolution analysis