1D dualtree complex wavelet transform
[c,l]=dualtree(x,J,Faf,af)
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);
Roger Liu and Isaac Zhi