| Class | Description |
|---|---|
| DiscreteCosineTransform |
Applies a logarithm and then a Discrete Cosine Transform (DCT) to the input data.
|
| DiscreteCosineTransform2 |
Applies the optimized MelCosine filter used in pocketsphinx to the given melspectrum.
|
| DiscreteFourierTransform |
Computes the Discrete Fourier Transform (FT) of an input sequence, using Fast Fourier Transform (FFT).
|
| KaldiDiscreteCosineTransform |
DCT implementation that conforms to one used in Kaldi.
|
| Lifter |
Applies the Lifter to the input mel-cepstrum to
smooth cepstrum values
|