Hugin trunk: celeste::Kernel Class Reference

Hugin trunk 0.1

Loading...

Searching...

No Matches

Inheritance diagram for celeste::Kernel:

Inheritance graph

Public Member Functions
	Kernel (int l, svm_node const x, const svm_parameter &param)

virtual	~Kernel ()

virtual Qfloat *	get_Q (int column, int len) const =0

virtual double *	get_QD () const =0

virtual void	swap_index (int i, int j) const

Public Member Functions inherited from celeste::QMatrix
virtual	~QMatrix ()

Static Public Member Functions
static double	k_function (const svm_node x, const svm_node y, const svm_parameter &param)

Protected Attributes
double(Kernel::*	kernel_function )(int i, int j) const

Private Member Functions
double	kernel_linear (int i, int j) const

double	kernel_poly (int i, int j) const

double	kernel_rbf (int i, int j) const

double	kernel_sigmoid (int i, int j) const

double	kernel_precomputed (int i, int j) const

Static Private Member Functions
static double	dot (const svm_node px, const svm_node py)

Private Attributes
const svm_node **	x

double *	x_square

const int	kernel_type

const int	degree

const double	gamma

const double	coef0

Detailed Description

Definition at line 249 of file svm.cpp.

Constructor & Destructor Documentation

◆ Kernel()

celeste::Kernel::Kernel	(	int	l,
		svm_node const	x,
		const svm_parameter &	param
	)

Definition at line 300 of file svm.cpp.

References celeste::clone(), dot(), kernel_function, kernel_linear(), kernel_poly(), kernel_precomputed(), kernel_rbf(), kernel_sigmoid(), kernel_type, celeste::LINEAR, celeste::POLY, celeste::PRECOMPUTED, celeste::RBF, celeste::SIGMOID, threshold(), x, and x_square.

◆ ~Kernel()

celeste::Kernel::~Kernel ( )

virtual

Definition at line 335 of file svm.cpp.

References x, and x_square.

Member Function Documentation

◆ dot()

double celeste::Kernel::dot	(	const svm_node *	px,
		const svm_node *	py
	)

staticprivate

Definition at line 341 of file svm.cpp.

References threshold(), and celeste::svm_node::value.

Referenced by k_function(), Kernel(), kernel_linear(), kernel_poly(), kernel_rbf(), and kernel_sigmoid().

◆ get_Q()

virtual Qfloat * celeste::Kernel::get_Q	(	int	column,
		int	len
	)		const

pure virtual

Implements celeste::QMatrix.

Implemented in celeste::SVC_Q, celeste::ONE_CLASS_Q, and celeste::SVR_Q.

◆ get_QD()

virtual double * celeste::Kernel::get_QD ( ) const

pure virtual

Implements celeste::QMatrix.

Implemented in celeste::SVC_Q, celeste::ONE_CLASS_Q, and celeste::SVR_Q.

◆ k_function()

double celeste::Kernel::k_function	(	const svm_node *	x,
		const svm_node *	y,
		const svm_parameter &	param
	)

static

Definition at line 363 of file svm.cpp.

References celeste::svm_parameter::coef0, celeste::svm_parameter::degree, dot(), celeste::svm_parameter::gamma, celeste::svm_node::index, celeste::svm_parameter::kernel_type, celeste::LINEAR, celeste::POLY, celeste::powi(), celeste::PRECOMPUTED, celeste::RBF, celeste::SIGMOID, threshold(), celeste::svm_node::value, and x.

Referenced by celeste::svm_predict_values().

◆ kernel_linear()

double celeste::Kernel::kernel_linear	(	int	i,
		int	j
	)		const

inlineprivate

Definition at line 278 of file svm.cpp.

References dot(), threshold(), and x.

Referenced by Kernel().

◆ kernel_poly()

double celeste::Kernel::kernel_poly	(	int	i,
		int	j
	)		const

inlineprivate

Definition at line 282 of file svm.cpp.

References coef0, degree, dot(), gamma, celeste::powi(), threshold(), and x.

Referenced by Kernel().

◆ kernel_precomputed()

double celeste::Kernel::kernel_precomputed	(	int	i,
		int	j
	)		const

inlineprivate

Definition at line 294 of file svm.cpp.

References threshold(), celeste::svm_node::value, and x.

Referenced by Kernel().

◆ kernel_rbf()

double celeste::Kernel::kernel_rbf	(	int	i,
		int	j
	)		const

inlineprivate

Definition at line 286 of file svm.cpp.

References dot(), gamma, threshold(), x, and x_square.

Referenced by Kernel().

◆ kernel_sigmoid()

double celeste::Kernel::kernel_sigmoid	(	int	i,
		int	j
	)		const

inlineprivate

Definition at line 290 of file svm.cpp.

References coef0, dot(), gamma, threshold(), and x.

Referenced by Kernel().

◆ swap_index()

virtual void celeste::Kernel::swap_index	(	int	i,
		int	j
	)		const

inlinevirtual

Implements celeste::QMatrix.

Reimplemented in celeste::SVC_Q, celeste::ONE_CLASS_Q, and celeste::SVR_Q.

Definition at line 258 of file svm.cpp.

References celeste::swap(), threshold(), x, and x_square.

Referenced by celeste::SVC_Q::swap_index(), and celeste::ONE_CLASS_Q::swap_index().

Member Data Documentation

◆ coef0

const double celeste::Kernel::coef0

private

Definition at line 275 of file svm.cpp.

Referenced by kernel_poly(), and kernel_sigmoid().

◆ degree

const int celeste::Kernel::degree

private

Definition at line 273 of file svm.cpp.

Referenced by kernel_poly().

◆ gamma

const double celeste::Kernel::gamma

private

Definition at line 274 of file svm.cpp.

Referenced by kernel_poly(), kernel_rbf(), and kernel_sigmoid().

◆ kernel_function

double(Kernel::* celeste::Kernel::kernel_function) (int i, int j) const

protected

Definition at line 265 of file svm.cpp.

Referenced by celeste::SVC_Q::get_Q(), celeste::ONE_CLASS_Q::get_Q(), celeste::SVR_Q::get_Q(), Kernel(), celeste::ONE_CLASS_Q::ONE_CLASS_Q(), celeste::SVC_Q::SVC_Q(), and celeste::SVR_Q::SVR_Q().

◆ kernel_type

const int celeste::Kernel::kernel_type

private

Definition at line 272 of file svm.cpp.

Referenced by Kernel().

◆ x

const svm_node** celeste::Kernel::x

private

Definition at line 268 of file svm.cpp.

Referenced by k_function(), Kernel(), kernel_linear(), kernel_poly(), kernel_precomputed(), kernel_rbf(), kernel_sigmoid(), swap_index(), and ~Kernel().

◆ x_square

double* celeste::Kernel::x_square

private

Definition at line 269 of file svm.cpp.

Referenced by Kernel(), kernel_rbf(), swap_index(), and ~Kernel().

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

celeste/svm.cpp