Real 2D dualtree wavelet transform
[c,s]=dualtree2D(x,J,Faf,af)
input matrix
decomposition level
first stage analysis filter
further stage analysis filter
complex decomposition coefficient, real part for one tree and imainery part for another tree
coefficient size matrix
dualtree2D is an utility function of real 2D dualtree wavelet transform. Refer to Professor Ivan Selesnick's webpage at Brooklyn Polytech, NY.
[Faf,Fsf]=FSfarras('f'); [af,sf]=dualfilt1('f'); x=rand(256,256); [c,s]=dualtree2D(x,3,Faf,af); | ![]() | ![]() |