Reduction of blocking artifacts in block-based compressed images

G. A. Triantafyllidis*, D. Tzovaras, M. G. Strintzis

*Kontaktforfatter

Publikation: Bidrag til bog/antologi/rapport/konference proceedingKonferenceartikel i proceedingForskningpeer review

Abstract

A novel frequency domain technique for image blocking artifact reduction is presented in this paper. For each block, its DC and AC coefficients are recalculated for artifact reduction. To achieve this, a closed form representation of the optimal correction of the DCT coefficients is produced by minimizing a novel enhanced form of the Mean Squared Difference of Slope (MSDS), for every frequency separately. Experimental results illustrating the performance of the proposed method are presented and evaluated.

OriginalsprogEngelsk
TitelLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Antal sider8
Publikationsdato2005
Sider419-426
ISBN (Trykt)354029032X, 9783540290322
DOI
StatusUdgivet - 2005
Begivenhed7th International Conference on Advanced Concepts for Intelligent Vision Systems, ACIVS 2005 - Antwerp, Belgien
Varighed: 20 sep. 200523 sep. 2005

Konference

Konference7th International Conference on Advanced Concepts for Intelligent Vision Systems, ACIVS 2005
Land/OmrådeBelgien
ByAntwerp
Periode20/09/200523/09/2005
SponsorGhent University, Faculty of Engineering Sciences, Philips Research, IEEE Benelux Signal Processing Chapter, EURASIP, Barco
NavnLecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics)
Vol/bind3708 LNCS
ISSN0302-9743

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