<< idualtree wavelet toolbox idwt >>

wavelet toolbox >> wavelet toolbox > idualtree2D

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

Roger Liu and Isaac Zhi

See Also

<< idualtree wavelet toolbox idwt >>