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FFT_and_IFFT

于 2012-11-18 发布 文件大小:1KB
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  对正弦波进行FFT(快速傅立叶变换)得到幅频谱图,均方根谱图,功率谱图,对数谱图,并进行IFFT恢复出正弦波。(FFT and IFFT)

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