www.gusucode.com > wavelet 源码程序 matlab案例代码 > wavelet/InverseDWTUsingBiorthgonalWaveletExample.m
%% Inverse DWT Using Biorthgonal Wavelet % Demonstrate perfect reconstruction using |dwt| and |idwt| with a biorthogonal % wavelet. load noisdopp; [Lo_D,Hi_D,Lo_R,Hi_R] = wfilters('bior3.5'); [A,D] = dwt(noisdopp,Lo_D,Hi_D); x = idwt(A,D,Lo_R,Hi_R); max(abs(noisdopp-x))