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One of the types of objects in PRAAT.
An object of type FormantFilter represents an acoustic time-frequency representation of a sound: the power spectral density P(f, t), expressed in dB's. It is sampled into a number of points around equally spaced times ti and frequencies fj (on a linear frequency scale).
With Inspect you will see that this type contains the same attributes a Matrix.
© djmw, April 4, 2001