CAN WE PERFORM iwt on 3D image

FIR
2011 9 29
2 个回答
回答已采纳
更新时间：2014 11 11
8 次查看（30 天）

0 个投票

I am working on image compression,I have to perform integer tO integer wavelet transform,I have converted my rgb image into gray scale and performed IWT,can I perform IWT ON RGB image,CA ANYONE TELL PLEASE

请先登录，再回答此问题。

 采纳的回答

Wayne King
Wayne King 2011-9-29

0 个投票

Hi, yes, you can using lifting.
LS = liftwave('db4','Int2Int');
X = randi(255,256,256,3);
[CA,CH,CV,CD] = lwt2(X,LS);
X1 = ilwt2(CA,CH,CV,CD,LS);
isequal(X,X1)
Wayne

1 个评论
显示 -1更早的评论 隐藏 -1更早的评论

FIR
FIR 2011-9-30
sir thank u ,but i get answer as 1,can u tell how to get the image after performing IWT PLEASE

请先登录，再进行评论。

更多回答（1 个）

Sudha
Sudha 2014-11-11

0 个投票

Can u pls send me the code for IWT
Sudha

类别

在 帮助中心 和 File Exchange 中查找有关 Communications Toolbox 的更多信息

标签

Community Treasure Hunt

Find the treasures in MATLAB Central and discover how the community can help you!

Start Hunting!

Translated by