mfccFromLogMel
mfccFromLogMel(
logMel,__namedParameters?):Float64Array<ArrayBufferLike>[]
Defined in: packages/pleco-xa/src/feature/dct.js:49
MFCC cepstral core: DCT-II along the mel axis of a LOG-power mel spectrogram, keep the first n_mfcc rows, optional cepstral liftering (1 + (L/2)·sin(π(k+1)/L)).
Parameters
Section titled “Parameters”logMel
Section titled “logMel”any[]
[n_mels][n_frames] log-power mel spectrogram
__namedParameters?
Section titled “__namedParameters?”dct_type?
Section titled “dct_type?”number = 2
lifter?
Section titled “lifter?”number = 0
n_mfcc?
Section titled “n_mfcc?”number = 20
string = 'ortho'
Returns
Section titled “Returns”Float64Array<ArrayBufferLike>[]
[n_mfcc][n_frames]