DocumentCode
1374468
Title
Design of wavelets with optimal correction of ringing effect
Author
Rodrigues, M.A.M. ; Silva, E. A B da ; Diniz, P.S.R.
Author_Institution
Centro de Pesquisas de Energia Eletrica, Rio de Janeiro, Brazil
Volume
34
Issue
5
fYear
1998
fDate
3/5/1998 12:00:00 AM
Firstpage
447
Lastpage
448
Abstract
The authors address the problem of designing wavelet transforms such that the synthesis wavelet has no sidelobes. To meet this criterion, constraints on the filter coefficients search space have been derived. The resulting wavelets, when used for image compression, produce minimum ringing artefacts
Keywords
FIR filters; data compression; filtering theory; image coding; optimisation; wavelet transforms; compressed images; filter coefficients search space; image compression; minimum ringing artefacts; optimal correction; ringing effect correction; synthesis wavelet; wavelet transform design;
fLanguage
English
Journal_Title
Electronics Letters
Publisher
iet
ISSN
0013-5194
Type
jour
DOI
10.1049/el:19980358
Filename
674208
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