#include "matrix/kaldi-vector.h"
#include "matrix/kaldi-matrix.h"
#include "matrix/matrix-functions-inl.h"

Include dependency graph for matrix-functions.h:

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

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

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

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<typename Real >
void	ComplexMul (const Real &a_re, const Real &a_im, Real b_re, Real b_im)
	ComplexMul implements, inline, the complex multiplication b *= a. More...

template<typename Real >
void	ComplexAddProduct (const Real &a_re, const Real &a_im, const Real &b_re, const Real &b_im, Real c_re, Real c_im)
	ComplexMul implements, inline, the complex operation c += (a * b). More...

template<typename Real >
void	ComplexImExp (Real x, Real a_re, Real a_im)
	ComplexImExp implements a <– exp(i x), inline. More...

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

template<typename Real1 , typename Real2 >
void	AssertSameDim (const MatrixBase< Real1 > &mat1, const MatrixBase< Real2 > &mat2)

Namespaces

Functions