DocumentCode
1066262
Title
Comments on ´new family of lapped biorthogonal transform via lifting steps´
Author
Li, W. ; Wu, X.
Author_Institution
Sch. of Comput. Sci. & Technol., Shandong Economic Univ., Jinan
Volume
3
Issue
3
fYear
2009
fDate
6/1/2009 12:00:00 AM
Firstpage
174
Lastpage
175
Abstract
An unaddressed problem with Cheng´s design is pointed out from the filter viewpoint: the first few basis functions do not decay smoothly to zero at the end, which may increase blocking artefacts, especially at low bit rates.
Keywords
filtering theory; transforms; Cheng design; biorthogonal transform; blocking artefacts; filter viewpoint; lifting steps;
fLanguage
English
Journal_Title
Image Processing, IET
Publisher
iet
ISSN
1751-9659
Type
jour
DOI
10.1049/iet-ipr.2008.0173
Filename
5069973
Link To Document