Forpersonaluseonlyinstudyandresearch;notforcommercialuse例子1:
clear
N=200;%随机序列长度Forpersonaluseonlyinstudyandresearch;notforcommercialuse
w(1=0;%初始化操作w=randn(1,N%产生随机序列x(1=0;
Forpersonaluseonlyinstudyandresearch;notforcommercialusea=1;fork=2:N;
x(k=a*x(k-1+w(k-1;%产生随机序列x（n）endsubplot(311t=1:N;
plot(t,x,'b'%绘制原始输入信号图形x(ntitle(' 