This class stores a full matrix and allows one to do some simple matrix operations. More...

#include <Matrix.h>

Inheritance diagram for PLMD::Matrix< T >:

[legend]

Public Member Functions
	Matrix (const unsigned nr=0, const unsigned nc=0)

	Matrix (const Matrix< T > &t)

void	resize (const unsigned nr, const unsigned nc)
	Resize the matrix. More...

unsigned	nrows () const
	Return the number of rows. More...

unsigned	ncols () const
	Return the number of columns. More...

T	operator() (const unsigned &i, const unsigned &j) const
	Return element i,j of the matrix. More...

T &	operator() (const unsigned &i, const unsigned &j)
	Return a referenre to element i,j of the matrix. More...

Matrix< T > &	operator= (const T &v)
	Set all elements of the matrix equal to the value of v. More...

Matrix< T > &	operator= (const Matrix< T > &m)
	Set the Matrix equal to another Matrix. More...

Matrix< T > &	operator= (const std::vector< T > &v)
	Set the Matrix equal to the value of a standard vector - used for readin. More...

Matrix< T >	operator+= (const T &v)
	Add v to all elements of the Matrix. More...

Matrix< T >	operator*= (const T &v)
	Multiply all elements by v. More...

Matrix< T > &	operator+= (const Matrix< T > &m)
	Matrix addition. More...

Matrix< T >	operator-= (const T &v)
	Subtract v from all elements of the Matrix. More...

Matrix< T > &	operator-= (const Matrix< T > &m)
	Matrix subtraction. More...

unsigned	isSymmetric () const
	Test if the matrix is symmetric or not. More...

Row	operator[] (unsigned i)
	access element (with [][] syntax) More...

Const_row	operator[] (unsigned i) const
	access element (with [][] syntax) More...

Private Attributes
unsigned	sz
	Number of elements in matrix (nrows*ncols) More...

unsigned	rw
	Number of rows in matrix. More...

unsigned	cl
	Number of columns in matrix. More...

std::vector< T >	data
	The data in the matrix. More...

Friends
template<typename U >
Matrix< U >	operator* (U &, const Matrix< U > &)
	Multiply matrix by scalar. More...

template<typename U >
void	mult (const Matrix< U > &, const Matrix< U > &, Matrix< U > &)
	Matrix matrix multiply. More...

template<typename U >
void	mult (const Matrix< U > &, const std::vector< U > &, std::vector< U > &)
	Matrix times a std::vector. More...

template<typename U >
void	mult (const std::vector< U > &, const Matrix< U > &, std::vector< U > &)
	std::vector times a Matrix More...

template<typename U >
void	transpose (const Matrix< U > &, Matrix< U > &)
	Matrix transpose. More...

template<typename U >
Log &	operator<< (Log &, const Matrix< U > &)
	Output the entire matrix on a single line. More...

template<typename U >
void	matrixOut (Log &, const Matrix< U > &)
	Output the Matrix in matrix form. More...

template<typename U >
int	diagMat (const Matrix< U > &, std::vector< double > &, Matrix< double > &)
	Diagonalize a symmetric matrix - returns zero if diagonalization worked. More...

template<typename U >
int	pseudoInvert (const Matrix< U > &, Matrix< double > &)
	Calculate the Moore-Penrose Pseudoinverse of a matrix. More...

template<typename U >
int	logdet (const Matrix< U > &, double &)
	Calculate the logarithm of the determinant of a symmetric matrix - returns zero if succesfull. More...

template<typename U >
int	Invert (const Matrix< U > &, Matrix< double > &)
	Invert a matrix (works for both symmetric and assymetric matrices) - returns zero if sucesfull. More...

template<typename U >
void	cholesky (const Matrix< U > &, Matrix< U > &)
	Do a cholesky decomposition of a matrix. More...

template<typename U >
void	chol_elsolve (const Matrix< U > &, const std::vector< U > &, std::vector< U > &)
	Solve a system of equations using the cholesky decomposition. More...

Detailed Description

template<typename T>
class PLMD::Matrix< T >

This class stores a full matrix and allows one to do some simple matrix operations.

Constructor & Destructor Documentation

template<typename T>

PLMD::Matrix< T >::Matrix	(	const unsigned	nr = `0`,
		const unsigned	nc = `0`
	)

inline

template<typename T>

PLMD::Matrix< T >::Matrix ( const Matrix< T > & t )

inline

Member Function Documentation

template<typename T>

unsigned PLMD::Matrix< T >::isSymmetric ( ) const

inline

Test if the matrix is symmetric or not.

template<typename T>

unsigned PLMD::Matrix< T >::ncols ( ) const

inline

Return the number of columns.

template<typename T>

unsigned PLMD::Matrix< T >::nrows ( ) const

inline

Return the number of rows.

template<typename T>

T PLMD::Matrix< T >::operator()	(	const unsigned &	i,
		const unsigned &	j
	)		const

inline

Return element i,j of the matrix.

template<typename T>

T& PLMD::Matrix< T >::operator()	(	const unsigned &	i,
		const unsigned &	j
	)

inline

Return a referenre to element i,j of the matrix.

template<typename T>

Matrix<T> PLMD::Matrix< T >::operator*= ( const T & v )

inline

Multiply all elements by v.

template<typename T>

Matrix<T> PLMD::Matrix< T >::operator+= ( const T & v )

inline

Add v to all elements of the Matrix.

template<typename T>

Matrix<T>& PLMD::Matrix< T >::operator+= ( const Matrix< T > & m )

inline

Matrix addition.

template<typename T>

Matrix<T> PLMD::Matrix< T >::operator-= ( const T & v )

inline

Subtract v from all elements of the Matrix.

template<typename T>

Matrix<T>& PLMD::Matrix< T >::operator-= ( const Matrix< T > & m )

inline

Matrix subtraction.

template<typename T>

Matrix<T>& PLMD::Matrix< T >::operator= ( const T & v )

inline

Set all elements of the matrix equal to the value of v.

template<typename T>

Matrix<T>& PLMD::Matrix< T >::operator= ( const Matrix< T > & m )

inline

Set the Matrix equal to another Matrix.

template<typename T>

Matrix<T>& PLMD::Matrix< T >::operator= ( const std::vector< T > & v )

inline

Set the Matrix equal to the value of a standard vector - used for readin.

Row PLMD::MatrixSquareBracketsAccess< Matrix< T > , T , unsigned , unsigned >::operator[] ( unsigned i )

inherited

access element (with [][] syntax)

Const_row PLMD::MatrixSquareBracketsAccess< Matrix< T > , T , unsigned , unsigned >::operator[] ( unsigned i ) const

inherited

access element (with [][] syntax)

template<typename T>

void PLMD::Matrix< T >::resize	(	const unsigned	nr,
		const unsigned	nc
	)

inline

Resize the matrix.

Friends And Related Function Documentation

template<typename T>

template<typename U >

void chol_elsolve	(	const Matrix< U > &	,
		const std::vector< U > &	,
		std::vector< U > &
	)

friend

Solve a system of equations using the cholesky decomposition.

template<typename T>

template<typename U >

void cholesky	(	const Matrix< U > &	,
		Matrix< U > &
	)

friend

Do a cholesky decomposition of a matrix.

template<typename T>

template<typename U >

int diagMat	(	const Matrix< U > &	,
		std::vector< double > &	,
		Matrix< double > &
	)

friend

Diagonalize a symmetric matrix - returns zero if diagonalization worked.

template<typename T>

template<typename U >

int Invert	(	const Matrix< U > &	,
		Matrix< double > &
	)

friend

Invert a matrix (works for both symmetric and assymetric matrices) - returns zero if sucesfull.

template<typename T>

template<typename U >

int logdet	(	const Matrix< U > &	,
		double &
	)

friend

Calculate the logarithm of the determinant of a symmetric matrix - returns zero if succesfull.

template<typename T>

template<typename U >

void matrixOut	(	Log &	,
		const Matrix< U > &
	)

friend

Output the Matrix in matrix form.

template<typename T>

template<typename U >

void mult	(	const Matrix< U > &	,
		const Matrix< U > &	,
		Matrix< U > &
	)

friend

Matrix matrix multiply.

template<typename T>

template<typename U >

void mult	(	const Matrix< U > &	,
		const std::vector< U > &	,
		std::vector< U > &
	)

friend

Matrix times a std::vector.

template<typename T>

template<typename U >

void mult	(	const std::vector< U > &	,
		const Matrix< U > &	,
		std::vector< U > &
	)

friend

std::vector times a Matrix

template<typename T>

template<typename U >

Matrix<U> operator*	(	U &	,
		const Matrix< U > &
	)

friend

Multiply matrix by scalar.

template<typename T>

template<typename U >

Log& operator<<	(	Log &	,
		const Matrix< U > &
	)

friend

Output the entire matrix on a single line.

template<typename T>

template<typename U >

int pseudoInvert	(	const Matrix< U > &	,
		Matrix< double > &
	)

friend

Calculate the Moore-Penrose Pseudoinverse of a matrix.

template<typename T>

template<typename U >

void transpose	(	const Matrix< U > &	,
		Matrix< U > &
	)

friend

Matrix transpose.

Member Data Documentation

template<typename T>

unsigned PLMD::Matrix< T >::cl

private

Number of columns in matrix.

template<typename T>

std::vector<T> PLMD::Matrix< T >::data

private

The data in the matrix.

template<typename T>

unsigned PLMD::Matrix< T >::rw

private

Number of rows in matrix.

template<typename T>

unsigned PLMD::Matrix< T >::sz

private

Number of elements in matrix (nrows*ncols)

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

tools/Matrix.h

Public Member Functions

Private Attributes

Friends

Detailed Description

template<typename T> class PLMD::Matrix< T >

Constructor & Destructor Documentation

Member Function Documentation

Friends And Related Function Documentation

Member Data Documentation

template<typename T>
class PLMD::Matrix< T >