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释义:对数倒频谱,对数逆谱,倒频谱; 英英释义: CepstrumA cepstrum is the result of taking the Inverse Fourier transform (IFT) of the logarithm of the estimated spectrum of a signal. There is a complex cepstrum, a real cepstrum, a power cepstrum, and phase cepstrum.以上来源于:Wikipe