www.gusucode.com > wavelet 源码程序 matlab案例代码 > wavelet/PerfectReconstructionUsingtheComplexOrientedDualTreeWaveExample.m
%% Perfect Reconstruction Using Complex Oriented Dual-Tree Wavelet Filter Bank % Demonstrate perfect reconstruction of an image using a complex oriented % dual-tree wavelet transform. %% % Load the image and obtain the complex oriented dual-tree wavelet transform % down to level 5 using |dddtree2|. Reconstruct the image using |idddtree2| % and demonstrate perfect reconstruction. load woman; wt = dddtree2('cplxdt',X,5,'dtf2'); xrec = idddtree2(wt); max(max(abs(X-xrec)))