#include <fista.h>

Inheritance diagram for spams::FISTA::LogLoss< T, weighted >:

Collaboration diagram for spams::FISTA::LogLoss< T, weighted >:

Detailed Description

template<typename T, bool weighted = false>
class spams::FISTA::LogLoss< T, weighted >

Definition at line 591 of file fista.h.

Public Member Functions
T	eval (const Vector< T > &w) const

virtual T	fenchel (const Vector< T > &input) const

void	grad (const Vector< T > &w, Vector< T > &grad) const

void	init (const Vector< T > &y)

virtual bool	is_fenchel () const

	LogLoss (const AbstractMatrixB< T > &X)

virtual void	var_fenchel (const Vector< T > &w, Vector< T > &grad1, Vector< T > &grad2, const bool intercept) const

virtual	~LogLoss ()

Public Member Functions inherited from spams::FISTA::Loss< T >
	Loss ()

virtual bool	test_backtracking (const Vector< T > &y, const Vector< T > &grad, const Vector< T > &prox, const T L) const

virtual	~Loss ()

Private Member Functions
	LogLoss (const LogLoss< T, weighted > &dict)

LogLoss< T, weighted > &	operator= (const LogLoss< T, weighted > &dict)

Private Attributes
T	_weightneg

T	_weightpos

const AbstractMatrixB< T > *	_X

Vector< T >	_y

Constructor & Destructor Documentation

template<typename T, bool weighted = false>

spams::FISTA::LogLoss< T, weighted >::LogLoss ( const AbstractMatrixB< T > & X )

inline

Definition at line 593 of file fista.h.

template<typename T, bool weighted = false>

virtual spams::FISTA::LogLoss< T, weighted >::~LogLoss ( )

inlinevirtual

Definition at line 594 of file fista.h.

template<typename T, bool weighted = false>

spams::FISTA::LogLoss< T, weighted >::LogLoss ( const LogLoss< T, weighted > & dict )

explicitprivate

Member Function Documentation

template<typename T, bool weighted = false>

T spams::FISTA::LogLoss< T, weighted >::eval ( const Vector< T > & w ) const

inlinevirtual

Implements spams::FISTA::Loss< T >.

Definition at line 607 of file fista.h.

References spams::Vector< T >::n(), and spams::Vector< T >::toSparse().

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template<typename T, bool weighted = false>

virtual T spams::FISTA::LogLoss< T, weighted >::fenchel ( const Vector< T > & input ) const

inlinevirtual

Implements spams::FISTA::Loss< T >.

Definition at line 645 of file fista.h.

References spams::Vector< T >::n(), and spams::xlogx().

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template<typename T, bool weighted = false>

void spams::FISTA::LogLoss< T, weighted >::grad	(	const Vector< T > &	w,
		Vector< T > &	grad
	)		const

inlinevirtual

Implements spams::FISTA::Loss< T >.

Definition at line 624 of file fista.h.

References spams::Vector< T >::n(), spams::Vector< T >::scal(), and spams::Vector< T >::toSparse().

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template<typename T, bool weighted = false>

void spams::FISTA::LogLoss< T, weighted >::init ( const Vector< T > & y )

inlinevirtual

Implements spams::FISTA::Loss< T >.

Definition at line 596 of file fista.h.

References MAX, and spams::Vector< T >::n().

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template<typename T, bool weighted = false>

virtual bool spams::FISTA::LogLoss< T, weighted >::is_fenchel ( ) const

inlinevirtual

Reimplemented from spams::FISTA::Loss< T >.

Definition at line 644 of file fista.h.

template<typename T, bool weighted = false>

LogLoss<T,weighted>& spams::FISTA::LogLoss< T, weighted >::operator= ( const LogLoss< T, weighted > & dict )

private

template<typename T, bool weighted = false>

virtual void spams::FISTA::LogLoss< T, weighted >::var_fenchel	(	const Vector< T > &	w,
		Vector< T > &	grad1,
		Vector< T > &	grad2,
		const bool	intercept
	)		const