MATLAb数字信号处理N=20;m=10;n=0:1:N-1;x=8*(0.4).^n;n1=mod((n+m),N);xm=x(x1+1);subplot(2,1,1);stem(n,x);title('original squence');xlabel('n');ylabel('x(n)');subplot(2,1,2);stem(n,xm);title('circular shift squence');xlabel('n');ylabel('x((n+10))m
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![MATLAb数字信号处理N=20;m=10;n=0:1:N-1;x=8*(0.4).^n;n1=mod((n+m),N);xm=x(x1+1);subplot(2,1,1);stem(n,x);title('original squence');xlabel('n');ylabel('x(n)');subplot(2,1,2);stem(n,xm);title('circular shift squence');xlabel('n');ylabel('x((n+10))m](/uploads/image/z/6977921-41-1.jpg?t=MATLAb%E6%95%B0%E5%AD%97%E4%BF%A1%E5%8F%B7%E5%A4%84%E7%90%86N%3D20%3Bm%3D10%3Bn%3D0%3A1%3AN-1%3Bx%3D8%2A%280.4%29.%5En%3Bn1%3Dmod%28%28n%2Bm%29%2CN%29%3Bxm%3Dx%28x1%2B1%29%3Bsubplot%282%2C1%2C1%29%3Bstem%28n%2Cx%29%3Btitle%28%27original+squence%27%29%3Bxlabel%28%27n%27%29%3Bylabel%28%27x%28n%29%27%29%3Bsubplot%282%2C1%2C2%29%3Bstem%28n%2Cxm%29%3Btitle%28%27circular+shift+squence%27%29%3Bxlabel%28%27n%27%29%3Bylabel%28%27x%28%28n%2B10%29%29m)
MATLAb数字信号处理N=20;m=10;n=0:1:N-1;x=8*(0.4).^n;n1=mod((n+m),N);xm=x(x1+1);subplot(2,1,1);stem(n,x);title('original squence');xlabel('n');ylabel('x(n)');subplot(2,1,2);stem(n,xm);title('circular shift squence');xlabel('n');ylabel('x((n+10))m
MATLAb数字信号处理
N=20;
m=10;
n=0:1:N-1;
x=8*(0.4).^n;
n1=mod((n+m),N);
xm=x(x1+1);
subplot(2,1,1);
stem(n,x);
title('original squence');
xlabel('n');
ylabel('x(n)');
subplot(2,1,2);
stem(n,xm);
title('circular shift squence');
xlabel('n');
ylabel('x((n+10))mod20');
编译这个程序时,出现错误提示“?Undefined command/function 'circle'.”是不是没有定义“circle”这个函数,
MATLAb数字信号处理N=20;m=10;n=0:1:N-1;x=8*(0.4).^n;n1=mod((n+m),N);xm=x(x1+1);subplot(2,1,1);stem(n,x);title('original squence');xlabel('n');ylabel('x(n)');subplot(2,1,2);stem(n,xm);title('circular shift squence');xlabel('n');ylabel('x((n+10))m
xm=x(x1+1); 改成 xm=x(n1+1);
没有遇到你的 circle的错误