mel-computations.cc File Reference

#include <stdio.h>
#include <stdlib.h>
#include <float.h>
#include <algorithm>
#include <iostream>
#include "feat/feature-functions.h"
#include "feat/feature-window.h"
#include "feat/mel-computations.h"

Include dependency graph for mel-computations.cc:

Go to the source code of this file.

Namespaces
	kaldi
	This code computes Goodness of Pronunciation (GOP) and extracts phone-level pronunciation feature for mispronunciations detection tasks, the reference:

Functions
void	ComputeLifterCoeffs (BaseFloat Q, VectorBase< BaseFloat > *coeffs)
BaseFloat	Durbin (int n, const BaseFloat *pAC, BaseFloat *pLP, BaseFloat *pTmp)
void	Lpc2Cepstrum (int n, const BaseFloat *pLPC, BaseFloat *pCepst)
void	GetEqualLoudnessVector (const MelBanks &mel_banks, Vector< BaseFloat > *ans)
BaseFloat	ComputeLpc (const VectorBase< BaseFloat > &autocorr_in, Vector< BaseFloat > *lpc_out)