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idualtree2D

Real 2D dualtree wavelet inverse transform

Calling Sequence

x0=idualtree2D(c,s,Fsf,sf)

Parameters

c :

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

s :

decomposition size matrix

Fsf:

first stage synthesis filter

sf :

further stage synthesis filter

x0 :

reconstructed matrix

Description

idualtree2D is an utility function of inverse 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);
x0=idualtree2D(c,s,Fsf,sf);

Authors

See also


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