A Perceptual Approach to the Reduction of Blocking Effect in DCT-Coded Images.
François-Xavier CoudouxMarc Georges GazaletPatrick CorlayJean Michel RouvaenPublished in: J. Vis. Commun. Image Represent. (1997)
Keyphrases
- multiscale
- coded images
- blocking artifacts
- low bit rate
- discrete cosine transform
- image quality
- image quality assessment
- filter bank
- visual quality
- post processing
- human visual system
- high frequency
- compressed images
- image compression
- quantization noise
- higher quality
- dct domain
- wavelet transform
- reconstructed image
- dct coefficients
- image processing
- video compression
- wavelet coefficients
- block matching
- error concealment
- human perception
- bit rate
- low level
- multiresolution
- quality assessment
- transform domain
- low frequency
- image reconstruction
- visual perception
- coding method
- pixel values
- compression algorithm
- image data
- subband
- structural similarity
- quality metrics
- peak signal to noise ratio
- video coding
- visual information