Kernel Class Reference

Inheritance diagram for Kernel:

Public Member Functions
virtual Qfloat *	get_Q (int column, int len) const =0
virtual double *	get_QD () const =0
	Kernel (int l, svm_node *const *x, const svm_parameter &param)
virtual void	swap_index (int i, int j) const
virtual	~Kernel ()
Public Member Functions inherited from 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_precomputed (int i, int j) const
double	kernel_rbf (int i, int j) const
double	kernel_sigmoid (int i, int j) const

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

Private Attributes
const double	coef0
const int	degree
const double	gamma
const int	kernel_type
const svm_node **	x
double *	x_square

Detailed Description

Definition at line 214 of file svm.cpp.

Constructor & Destructor Documentation

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

Definition at line 266 of file svm.cpp.

Kernel::~Kernel ( )

virtual

Definition at line 301 of file svm.cpp.

Member Function Documentation

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

staticprivate

Definition at line 307 of file svm.cpp.

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

pure virtual

Implements QMatrix.

Implemented in SVR_Q, ONE_CLASS_Q, and SVC_Q.

virtual double* Kernel::get_QD ( ) const

pure virtual

Implements QMatrix.

Implemented in SVR_Q, ONE_CLASS_Q, and SVC_Q.

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

static

Definition at line 329 of file svm.cpp.

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

inlineprivate

Definition at line 244 of file svm.cpp.

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

inlineprivate

Definition at line 248 of file svm.cpp.

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

inlineprivate

Definition at line 260 of file svm.cpp.

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

inlineprivate

Definition at line 252 of file svm.cpp.

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

inlineprivate

Definition at line 256 of file svm.cpp.

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

inlinevirtual

Implements QMatrix.

Reimplemented in SVR_Q, ONE_CLASS_Q, and SVC_Q.

Definition at line 224 of file svm.cpp.

Member Data Documentation

const double Kernel::coef0

private

Definition at line 241 of file svm.cpp.

const int Kernel::degree

private

Definition at line 239 of file svm.cpp.

const double Kernel::gamma

private

Definition at line 240 of file svm.cpp.

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

protected

Definition at line 231 of file svm.cpp.

const int Kernel::kernel_type

private

Definition at line 238 of file svm.cpp.

const svm_node** Kernel::x

private

Definition at line 234 of file svm.cpp.

double* Kernel::x_square

private

Definition at line 235 of file svm.cpp.

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

• svm.cpp