%LMS算法演示(matlab)%设置参数，N为采样个数，u为步长clear,clc;N=16;u=0.1;%设置迭代次数kk=250;%pha为随机噪声的平均功率rk=randn(1,k)/2;pha=mean(rk);%设置起始权值wk(1,:)=[0 0];%用LMS算法迭代求最佳权值for i=1:kxk(i,:)=[sin(2*pi*i/N) sin(2*pi*(i-1)/N)]+rk(i);％输入信号yk(i)=xk(i,:)*wk(i,:)';％输出信号dk(i)=2*cos(2*pi*i/N);％期望信号err(i)=dk(i)-yk(i);％误差wk(i+1,:)=w
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