求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用
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![求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用](/uploads/image/z/14509698-42-8.jpg?t=%E6%B1%82%E5%8A%A9%EF%BC%9A%E7%94%A8matlab%E6%8A%8Axn%3Dsin%280.2%2Api%2An%29%2Bsin%280.4%2Api%2An%29%2Bsin%280.6%2Api%2An%29%2Brandn%28size%28n%29%29%3B%E9%9A%8F%E6%9C%BA%E4%BF%A1%E5%8F%B7%E5%8E%BB%E9%99%A4%2C%E4%B8%8D%E8%83%9C%E6%84%9F%E6%BF%80N%3D512%3BNfft%3D1024%3BFs%3D2%2Api%3Bn%3D0%3AN-1%3Bxn%3Dsin%280.2%2Api%2An%29%2Bsin%280.4%2Api%2An%29%2Bsin%280.6%2Api%2An%29%2Brandn%28size%28n%29%29%3B%E5%BE%80%E4%B8%8B%E6%8E%A5.%E5%93%AA%E4%BD%8D%E5%A4%A7%E5%93%A5%E5%B8%AE%E5%B8%AE%E5%BF%99.%E6%88%91%E6%84%9F%E8%A7%89%E7%94%A8)
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求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用
求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激
N=512;Nfft=1024;Fs=2*pi;
n=0:N-1;
xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));
往下接.
哪位大哥帮帮忙.我感觉用滤波器(带通)
求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用
没人回答啊,这是技术贴.
求助:用matlab把xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));随机信号去除,不胜感激N=512;Nfft=1024;Fs=2*pi;n=0:N-1;xn=sin(0.2*pi*n)+sin(0.4*pi*n)+sin(0.6*pi*n)+randn(size(n));往下接.哪位大哥帮帮忙.我感觉用
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