#include "matrix/matrix-functions.h"
#include "matrix/sp-matrix.h"

Include dependency graph for matrix-functions.cc:

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

Macros
#define	KALDI_COMPLEXFFT_BLOCKSIZE 8192

Functions
template<typename Real >
void	ComplexFt (const VectorBase< Real > &in, VectorBase< Real > *out, bool forward)
	ComplexFt is the same as ComplexFft but it implements the Fourier transform in an inefficient way. More...

template void	ComplexFt (const VectorBase< float > &in, VectorBase< float > *out, bool forward)

template void	ComplexFt (const VectorBase< double > &in, VectorBase< double > *out, bool forward)

template<typename Real >
void	ComplexFftRecursive (Real data, int nffts, int N, const int factor_begin, const int factor_end, bool forward, Vector< Real > tmp_vec)
	ComplexFftRecursive is a recursive function that computes the complex FFT of size N. More...

template<typename Real >
void	ComplexFft (VectorBase< Real > v, bool forward, Vector< Real > tmp_work=NULL)
	The function ComplexFft does an Fft on the vector argument v. More...

template<typename Real >
void	RealFftInefficient (VectorBase< Real > *v, bool forward)
	Inefficient version of Fourier transform, for testing purposes. More...

template void	RealFftInefficient (VectorBase< float > *v, bool forward)

template void	RealFftInefficient (VectorBase< double > *v, bool forward)

template void	ComplexFft (VectorBase< float > v, bool forward, Vector< float > tmp_in)

template void	ComplexFft (VectorBase< double > v, bool forward, Vector< double > tmp_in)

template<typename Real >
void	RealFft (VectorBase< Real > *v, bool forward)
	RealFft is a fourier transform of real inputs. More...

template void	RealFft (VectorBase< float > *v, bool forward)

template void	RealFft (VectorBase< double > *v, bool forward)

template<typename Real >
void	ComputeDctMatrix (Matrix< Real > *M)
	ComputeDctMatrix computes a matrix corresponding to the DCT, such that M * v equals the DCT of vector v. More...

template void	ComputeDctMatrix (Matrix< float > *M)

template void	ComputeDctMatrix (Matrix< double > *M)

template<typename Real >
void	ComputePca (const MatrixBase< Real > &X, MatrixBase< Real > U, MatrixBase< Real > A, bool print_eigs=false, bool exact=true)
	ComputePCA does a PCA computation, using either outer products or inner products, whichever is more efficient. More...

template void	ComputePca (const MatrixBase< float > &X, MatrixBase< float > U, MatrixBase< float > A, bool print_eigs, bool exact)

template void	ComputePca (const MatrixBase< double > &X, MatrixBase< double > U, MatrixBase< double > A, bool print_eigs, bool exact)

template<typename Real >
void	AddOuterProductPlusMinus (Real alpha, const VectorBase< Real > &a, const VectorBase< Real > &b, MatrixBase< Real > plus, MatrixBase< Real > minus)

template void	AddOuterProductPlusMinus< float > (float alpha, const VectorBase< float > &a, const VectorBase< float > &b, MatrixBase< float > plus, MatrixBase< float > minus)

template void	AddOuterProductPlusMinus< double > (double alpha, const VectorBase< double > &a, const VectorBase< double > &b, MatrixBase< double > plus, MatrixBase< double > minus)

Macro Definition Documentation

◆ KALDI_COMPLEXFFT_BLOCKSIZE

#define KALDI_COMPLEXFFT_BLOCKSIZE 8192

Definition at line 77 of file matrix-functions.cc.

Referenced by kaldi::ComplexFftRecursive().

Namespaces

Macros

Functions

Macro Definition Documentation

◆ KALDI_COMPLEXFFT_BLOCKSIZE