Cepstrum

Rarity: Common

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At a glance

Class

Notion

Domain

Science and technology

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What Wikipedia says

In Fourier analysis, the cepstrum (; plural cepstra, adjective cepstral) is the result of computing the inverse Fourier transform (IFT) of the logarithm of the estimated signal spectrum. The method is a tool for investigating periodic structures in frequency spectra.

Excerpt from the Wikipedia article “Cepstrum”, under the CC BY-SA 4.0 license. Read the article on Wikipedia