Function: spectrogram()
ts
function spectrogram(signal, opts?): Spectrogram;Defined in: stats/index.ts:213
Short-time Fourier transform of a real signal → a time×frequency dB grid.
Parameters
| Parameter | Type |
|---|---|
signal | ArrayLike<number> |
opts | { fftSize?: number; hop?: number; sampleRate?: number; } |
opts.fftSize? | number |
opts.hop? | number |
opts.sampleRate? | number |