Pca::PCA< VectorT > Class Template Reference

Class for principal component Analysis. More...

#include </PCA.hh>

Public Member Functions
	PCA ()
	Constructor.
	PCA (std::vector< VectorT > &_points, VectorT &_first, VectorT &_second, VectorT &_third)
	~PCA ()
	Destructor.
VectorT	center_of_gravity (const std::vector< VectorT > &_points)
void	pca (std::vector< VectorT > &_points, VectorT &_first, VectorT &_second, VectorT &_third)
std::vector< double > &	getLastEigenValues ()
bool	SymRightEigenproblem (Matrix &_mat_A, Matrix &_mat_VR, std::vector< double > &_vec_EV)

Private Types
typedef gmm::dense_matrix< double >	Matrix
typedef std::vector< double >	Vector

Private Attributes
std::vector< double >	lastEigenValues_

Detailed Description

template<typename VectorT>
class Pca::PCA< VectorT >

Class for principal component Analysis.

Class for principal component Analysis

Definition at line 83 of file PCA.hh.

Member Typedef Documentation

Matrix

template<typename VectorT >

typedef gmm::dense_matrix<double> Pca::PCA< VectorT >::Matrix

private

Definition at line 85 of file PCA.hh.

Vector

template<typename VectorT >

typedef std::vector< double > Pca::PCA< VectorT >::Vector

private

Definition at line 86 of file PCA.hh.

Constructor & Destructor Documentation

PCA() [1/2]

template<typename VectorT >

Pca::PCA< VectorT >::PCA ( )

inline

Constructor.

Definition at line 91 of file PCA.hh.

PCA() [2/2]

template<typename VectorT >

Pca::PCA< VectorT >::PCA	(	std::vector< VectorT > &	_points,
		VectorT &	_first,
		VectorT &	_second,
		VectorT &	_third
	)

Extended constructor Parameters : see pca()

Definition at line 85 of file PCAT_impl.hh.

~PCA()

template<typename VectorT >

Pca::PCA< VectorT >::~PCA

(

)

Destructor.

Definition at line 91 of file PCAT_impl.hh.

Member Function Documentation

center_of_gravity()

template<typename VectorT >

VectorT Pca::PCA< VectorT >::center_of_gravity ( const std::vector< VectorT > &  _points )

inline

Compute center of gravity for a vector of points

Parameters

_points

set of points

Definition at line 103 of file PCAT_impl.hh.

getLastEigenValues()

template<typename VectorT >

std::vector< double > & Pca::PCA< VectorT >::getLastEigenValues ( )

inline

Definition at line 238 of file PCAT_impl.hh.

pca()

template<typename VectorT >

void Pca::PCA< VectorT >::pca	(	std::vector< VectorT > &	_points,
		VectorT &	_first,
		VectorT &	_second,
		VectorT &	_third
	)

Compute the principal component analysys for a vector of points

Parameters

_points	set of points
_first	First main axis
_second	second main axis
_third	third main axis

Definition at line 169 of file PCAT_impl.hh.

SymRightEigenproblem()

template<typename VectorT >

bool Pca::PCA< VectorT >::SymRightEigenproblem	(	Matrix &	_mat_A,
		Matrix &	_mat_VR,
		std::vector< double > &	_vec_EV
	)

Definition at line 119 of file PCAT_impl.hh.

Member Data Documentation

lastEigenValues_

template<typename VectorT >

std::vector<double> Pca::PCA< VectorT >::lastEigenValues_

private

Definition at line 123 of file PCA.hh.

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

• OpenFlipper/libs_required/Math_Tools/PCA/PCA.hh
• OpenFlipper/libs_required/Math_Tools/PCA/PCAT_impl.hh