= Spectral Audio Signal Processing by Julius O. Smith III
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By <Julius O. Smith III>.
https://www.dsprelated.com/freebooks/sasp/spectral_envelope_extraction.html
Verified locator: Spectral Envelope Extraction, opening definitions and Cepstral Windowing equations (11.2)–(11.3).
https://dsprelated.com/freebooks/SASP/Discrete_Time_Fourier_Transform.html[Discrete Time Fourier Transform (DTFT), equations (3.2)–(3.3)]: integer-time forward sum, continuous angular-frequency inverse integral and distinction between the DTFT continuum and sampled DFT frequencies.
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