demoautocorrelation.m

来自「现代信号处理中谱估计在matlab中的使用例程」· M 代码 · 共 10 行

a = 1:20;
x = 3*sin(a)+rand(1)-0.5;
q = a;
save mysave;
n = length(x);
for i = 1:n
   q(i) = spectrum(i);
end
plot(a,abs(q));