itpp::GMM Class Reference

Gaussian Mixture Model Class. More...

#include <itpp/srccode/gmm.h>

Public Member Functions
	GMM (int nomix, int dim)
	GMM (std::string filename)
void	init_from_vq (const vec &codebook, int dim)
void	init (const vec &w_in, const mat &m_in, const mat &sigma_in)
void	load (std::string filename)
void	save (std::string filename)
void	set_weight (const vec &weights, bool compflag=true)
void	set_weight (int i, double weight, bool compflag=true)
void	set_mean (const mat &m_in)
void	set_mean (const vec &means, bool compflag=true)
void	set_mean (int i, const vec &means, bool compflag=true)
void	set_covariance (const mat &sigma_in)
void	set_covariance (const vec &covariances, bool compflag=true)
void	set_covariance (int i, const vec &covariances, bool compflag=true)
int	get_no_mixtures ()
int	get_no_gaussians () const
int	get_dimension ()
vec	get_weight ()
double	get_weight (int i)
vec	get_mean ()
vec	get_mean (int i)
vec	get_covariance ()
vec	get_covariance (int i)
void	marginalize (int d_new)
void	join (const GMM &newgmm)
void	clear ()
double	likelihood (const vec &x)
double	likelihood_aposteriori (const vec &x, int mixture)
vec	likelihood_aposteriori (const vec &x)
vec	draw_sample ()

Protected Attributes
vec	m
vec	sigma
vec	w
int	M
int	d

Detailed Description

Gaussian Mixture Model Class.

Author

Thomas Eriksson

Definition at line 44 of file gmm.h.

Member Function Documentation

set_weight() [1/2]

void itpp::GMM::set_weight ( const vec & weights, bool compflag = true )

inline

Definition at line 87 of file gmm.h.

set_weight() [2/2]

void itpp::GMM::set_weight ( int i, double weight, bool compflag = true )

inline

Definition at line 88 of file gmm.h.

set_mean()

void itpp::GMM::set_mean ( const vec & means, bool compflag = true )

inline

Definition at line 89 of file gmm.h.

set_covariance()

void itpp::GMM::set_covariance ( const vec & covariances, bool compflag = true )

inline

Definition at line 90 of file gmm.h.

get_no_gaussians()

int itpp::GMM::get_no_gaussians ( ) const

inline

Definition at line 64 of file gmm.h.

get_dimension()

int itpp::GMM::get_dimension ( )

inline

Definition at line 91 of file gmm.h.

get_weight() [1/2]

vec itpp::GMM::get_weight ( )

inline

Definition at line 92 of file gmm.h.

get_weight() [2/2]

double itpp::GMM::get_weight ( int i )

inline

Definition at line 93 of file gmm.h.

get_mean() [1/2]

vec itpp::GMM::get_mean ( )

inline

Definition at line 94 of file gmm.h.

get_mean() [2/2]

vec itpp::GMM::get_mean ( int i )

inline

Definition at line 95 of file gmm.h.

get_covariance() [1/2]

vec itpp::GMM::get_covariance ( )

inline

Definition at line 96 of file gmm.h.

get_covariance() [2/2]

vec itpp::GMM::get_covariance ( int i )

inline

Definition at line 97 of file gmm.h.

Member Data Documentation

m

vec itpp::GMM::m

protected

Definition at line 80 of file gmm.h.

sigma

vec itpp::GMM::sigma

protected

Definition at line 80 of file gmm.h.

w

vec itpp::GMM::w

protected

Definition at line 80 of file gmm.h.

M

int itpp::GMM::M

protected

Definition at line 81 of file gmm.h.

d

int itpp::GMM::d

protected

Definition at line 81 of file gmm.h.

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The documentation for this class was generated from the following file:

• itpp/srccode/gmm.h