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fft

于 2013-04-02 发布 文件大小:101KB
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代码说明:

  求一个信号的频谱分布,并求某一帧的频谱图。(Seeking a signal of the spectrum distribution, and the frequency spectrum diagram of the requirements of a certain frame.)

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    包括 MUSIC算法,ESPRIT算法 ROOT-MUSIC算法,分析了该信号的时域、频域、倒谱,循环谱等,esprit算法对有干扰的信号频率进行估计。( Including the MUSIC algorithm, ESPRIT algorithm ROOT-MUSIC algorithm, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc. esprit algorithm signal frequency interference can be assesse.)
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