mfcc_to_mel
mfcc_to_mel(
mfcc,n_mels?,dct_type?,norm?,ref?,lifter?):any[]
Defined in: packages/pleco-xa/src/scripts/xa-inverse.js:131
Invert Mel-frequency cepstral coefficients to approximate a Mel power spectrogram
Parameters
Section titled “Parameters”any[]
MFCC matrix [n_mfcc x n_frames]
n_mels?
Section titled “n_mels?”number = 128
Number of Mel filters
dct_type?
Section titled “dct_type?”number = 2
DCT type (2 or 3)
string = 'ortho'
DCT normalization
number = 1.0
Reference value for dB conversion
lifter?
Section titled “lifter?”number = 0
Liftering coefficient (0 to disable)
Returns
Section titled “Returns”any[]
Mel power spectrogram [n_mels x n_frames]