matlab高斯的傅立叶变换如下,其中y = log10(fx+1);这句有什么用啊t = (-10:0.01:10).';x = exp(-t.^2);figure,plot(t,x);fx = fftshift(abs(fft(x)));y = log10(fx+1);%%%%%?figure,plot(t,y);
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![matlab高斯的傅立叶变换如下,其中y = log10(fx+1);这句有什么用啊t = (-10:0.01:10).';x = exp(-t.^2);figure,plot(t,x);fx = fftshift(abs(fft(x)));y = log10(fx+1);%%%%%?figure,plot(t,y);](/uploads/image/z/15205771-19-1.jpg?t=matlab%E9%AB%98%E6%96%AF%E7%9A%84%E5%82%85%E7%AB%8B%E5%8F%B6%E5%8F%98%E6%8D%A2%E5%A6%82%E4%B8%8B%2C%E5%85%B6%E4%B8%ADy+%3D+log10%28fx%2B1%29%3B%E8%BF%99%E5%8F%A5%E6%9C%89%E4%BB%80%E4%B9%88%E7%94%A8%E5%95%8At+%3D+%28-10%3A0.01%3A10%29.%27%3Bx+%3D+exp%28-t.%5E2%29%3Bfigure%2Cplot%28t%2Cx%29%3Bfx+%3D+fftshift%28abs%28fft%28x%29%29%29%3By+%3D+log10%28fx%2B1%29%3B%25%25%25%25%25%3Ffigure%2Cplot%28t%2Cy%29%3B)
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