求MATLAB大神指点clear all;close all;t=0:0.004:1;f0=0.5;f1=32;y1=chirp(0,f0,1,f1);y2=hilbert(y1);y=y1+j*y2;c=fft(y)N=256;nbands=8;[hopt,H,G]=opt_filter(N,nbands);stem(hopt,'k');grid; h0=H(1,:); h1=H(2,:); h2=H(3,:); h3=H(4
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