JPEG dequantization array for regularized decompression

An optimized dequantization array is proposed for the Joint Photographers Expert Group (JPEG) scheme. The reconstruction error is minimized subjected to a regularity constraint. Both the peak-to-peak signal-to-noise ratio (PPSNR) and the visual quality are improved. In addition, the method reduces d...

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Détails bibliographiques
Publié dans:IEEE transactions on image processing : a publication of the IEEE Signal Processing Society. - 1992. - 6(1997), 6 vom: 15., Seite 883-8
Auteur principal: Frost, R (Auteur)
Autres auteurs: Yi, D, Baskurt, A
Format: Article
Langue:English
Publié: 1997
Accès à la collection:IEEE transactions on image processing : a publication of the IEEE Signal Processing Society
Sujets:Journal Article