decompose.m

MATLAB实现声音信号的小波分解与重构（内副数据）

load noissin;
x=noissin;
figure(1);
plot(x);
figure(2);
subplot(121);
c=cwt(x,1:48,'db4','plot');
subplot(122);
c=cwt(x,2:2:128,'db4','plot');
figure(3);
c=cwt(x,2:2:128,'cgau4','plot');