ass01_1_13.m

用matlab编写的数字信号处理源码

% exe 0113

N = 500;

n = 0:N-1;
x = exp(-n*0.01);

figure(1);
plot(x);
[y,lags] = xcorr(x,'biased');

figure(2);
plot(lags,y);title('1.13');