#include <linalg.h>

Inheritance diagram for spams::ShiftMatrix< T >:

Collaboration diagram for spams::ShiftMatrix< T >:

Detailed Description

template<typename T>
class spams::ShiftMatrix< T >

Matrix with shifts.

Definition at line 5248 of file linalg.h.

Public Member Functions
virtual void	copyRow (const int i, Vector< T > &x) const

virtual void	copyTo (Matrix< T > &copy) const

virtual T	dot (const Matrix< T > &x) const

int	m () const

virtual void	mult (const SpVector< T > &x, Vector< T > &b, const T alpha=1.0, const T beta=0.0) const

virtual void	mult (const Vector< T > &x, Vector< T > &b, const T alpha=1.0, const T beta=0.0) const

virtual void	mult (const Matrix< T > &B, Matrix< T > &C, const bool transA=false, const bool transB=false, const T a=1.0, const T b=0.0) const

virtual void	mult (const SpMatrix< T > &B, Matrix< T > &C, const bool transA=false, const bool transB=false, const T a=1.0, const T b=0.0) const

virtual void	multSwitch (const Matrix< T > &B, Matrix< T > &C, const bool transA=false, const bool transB=false, const T a=1.0, const T b=0.0) const

void	multTrans (const Vector< T > &x, Vector< T > &b, const T alpha=1.0, const T beta=0.0) const

int	n () const

virtual void	print (const string &name) const

	ShiftMatrix (const AbstractMatrixB< T > &inputmatrix, const int shifts, const bool center=false)

virtual void	XtX (Matrix< T > &XtX) const

virtual	~ShiftMatrix ()

Public Member Functions inherited from spams::AbstractMatrixB< T >
virtual	~AbstractMatrixB ()

Private Member Functions
void	center ()

Private Attributes
bool	_centered

const AbstractMatrixB< T > *	_inputmatrix

int	_m

Vector< T >	_means

int	_n

int	_shifts

Constructor & Destructor Documentation

template<typename T >

spams::ShiftMatrix< T >::ShiftMatrix	(	const AbstractMatrixB< T > &	inputmatrix,
		const int	shifts,
		const bool	center = `false`
	)

inline

Definition at line 5250 of file linalg.h.

template<typename T >

virtual spams::ShiftMatrix< T >::~ShiftMatrix ( )

inlinevirtual

Definition at line 5293 of file linalg.h.

Member Function Documentation

template<typename T >

void spams::ShiftMatrix< T >::center ( )

inlineprivate

Definition at line 5296 of file linalg.h.

References spams::Vector< T >::set().

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template<typename T >

void spams::ShiftMatrix< T >::copyRow	(	const int	i,
		Vector< T > &	x
	)		const

virtual

Implements spams::AbstractMatrixB< T >.

Definition at line 5406 of file linalg.h.

References spams::Vector< T >::rawX(), spams::Vector< T >::setData(), and spams::Vector< T >::sub().

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template<typename T >

void spams::ShiftMatrix< T >::copyTo ( Matrix< T > & copy ) const

virtual

Implements spams::AbstractMatrixB< T >.

Definition at line 5416 of file linalg.h.

template<typename T >

T spams::ShiftMatrix< T >::dot ( const Matrix< T > & x ) const

virtual

Implements spams::AbstractMatrixB< T >.

Definition at line 5421 of file linalg.h.

template<typename T >

int spams::ShiftMatrix< T >::m ( ) const

inlinevirtual

Implements spams::AbstractMatrixB< T >.

Definition at line 5256 of file linalg.h.

References spams::SpVector< T >::dot(), and spams::SpVector< T >::print().

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template<typename T >

void spams::ShiftMatrix< T >::mult	(	const SpVector< T > &	x,
		Vector< T > &	b,
		const T	alpha = `1.0`,
		const T	beta = `0.0`
	)		const

virtual

perform b = alpha*A*x + beta*b, when x is sparse

Implements spams::AbstractMatrixB< T >.

Definition at line 5332 of file linalg.h.

References spams::Vector< T >::add(), spams::Vector< T >::rawX(), spams::Vector< T >::resize(), spams::Vector< T >::scal(), spams::Vector< T >::setData(), spams::Vector< T >::setZeros(), spams::SpVector< T >::toFull(), and spams::Vector< T >::toSparse().

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template<typename T >

void spams::ShiftMatrix< T >::mult	(	const Vector< T > &	x,
		Vector< T > &	b,
		const T	alpha = `1.0`,
		const T	beta = `0.0`
	)		const

virtual

perform b = alpha*A*x + beta*b, when x is sparse

Implements spams::AbstractMatrixB< T >.

Definition at line 5360 of file linalg.h.

References spams::Vector< T >::add(), spams::Vector< T >::rawX(), spams::Vector< T >::resize(), spams::Vector< T >::scal(), spams::Vector< T >::setData(), and spams::Vector< T >::setZeros().

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template<typename T >

void spams::ShiftMatrix< T >::mult	(	const Matrix< T > &	B,
		Matrix< T > &	C,
		const bool	transA = `false`,
		const bool	transB = `false`,
		const T	a = `1.0`,
		const T	b = `0.0`
	)		const

virtual

perform C = a*A*B + b*C, possibly transposing A or B.

Implements spams::AbstractMatrixB< T >.

Definition at line 5384 of file linalg.h.

template<typename T >

void spams::ShiftMatrix< T >::mult	(	const SpMatrix< T > &	B,
		Matrix< T > &	C,
		const bool	transA = `false`,
		const bool	transB = `false`,
		const T	a = `1.0`,
		const T	b = `0.0`
	)		const

virtual

Implements spams::AbstractMatrixB< T >.

Definition at line 5390 of file linalg.h.

template<typename T >

void spams::ShiftMatrix< T >::multSwitch	(	const Matrix< T > &	B,
		Matrix< T > &	C,
		const bool	transA = `false`,
		const bool	transB = `false`,
		const T	a = `1.0`,
		const T	b = `0.0`
	)		const