1D dualtree complex wavelet transform
[c,l]=dualtree(x,J,Faf,af)
input vector
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 length array
dualtree is an utility function for 1D dualtree complex wavelet transform. Refer to Professor Ivan Selesnick's webpage at Brooklyn Polytech, NY.
[Faf,Fsf]=FSfarras('f'); [af,sf]=dualfilt1('f'); x=rand(1,256); [c,l]=dualtree(x,3,Faf,af); | ![]() | ![]() |