From: MIA <imran_akthar@hotmail.com>
Path: news.mathworks.com!newsfeed.mathworks.com!webx
Newsgroups: comp.soft-sys.matlab
Subject: Re: Image compression in Matlab
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Date: Thu, 13 May 2004 06:52:44 -0400
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Hi,
 u can try try this transform,which gives better compression
ratio.after this transform u got to do MTF coding and then entropy
coding.and volla..u have a image codec.lossless..

BWT transform matlab source code can be found at the following link

 <http://www.geocities.com/imran_akthar/files/>

HTH
MIA