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dualtree2D

Real 2D dualtree wavelet transform

Calling Sequence

[c,s]=dualtree2D(x,J,Faf,af)

Parameters

x :

input matrix

J :

decomposition level

Faf:

first stage analysis filter

af :

further stage analysis filter

c :

complex decomposition coefficient, real part for one tree and imainery part for another tree

s :

coefficient size matrix

Description

dualtree2D is an utility function of real 2D dualtree wavelet transform. Refer to Professor Ivan Selesnick's webpage at Brooklyn Polytech, NY.

Examples

[Faf,Fsf]=FSfarras('f');
[af,sf]=dualfilt1('f');
x=rand(256,256);
[c,s]=dualtree2D(x,3,Faf,af);

Authors

See also


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