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chirp-fourier-transform

于 2013-10-22 发布 文件大小:96KB
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  chirp fourier transform 线性调频Z变换(CZT) 的matlab功能函数,该方法通过CZT变换获得精确的等价于离散傅里叶变换结果的间谐波信号的频率分布估计值,可以得到精确的各次谐波和间谐波参数,利用该函数相同采样频率下该方法的检测精度更高。(This routine allows the evaluation of the DFT over an arbitrary range of frequencies as its name implies this lets you zoom into a narrow portion of the spectrum.)

文件列表:

code
....\chirp%2Bfourier%2Btransform.m,3446,2010-03-23
....\CZT vs FFT Flexibility vs Speed Abstract.pdf,155317,2010-03-19
....\czt.m,1738,2010-03-23

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