C# Class numl.Math.Kernels.RBFKernel

The Radial Basis Function (RBF) Kernel is a projection into infinite dimensional space and acts as a pseudo similarity measure in the projected inner product space. It is governed by exp(||x - x'||2 / 2sigm^2)

Inheritance: IKernel

Exibir arquivo Open project: sethjuarez/numl Class Usage Examples

Public Methods

Method	Description
Compute ( Matrix m ) : Matrix	Computes RBF Kernel with provided free sigma parameter.
Compute ( Vector v1, Vector v2 ) : double	Computes the radial basis kernel function between the two input vectors.
Project ( Matrix m, Vector x ) : Vector	Projects vector into rbf kernel space.
RBFKernel ( ) : System
RBFKernel ( double sigma ) : System	ctor.

Method Details

Compute() public method

Computes RBF Kernel with provided free sigma parameter.

public Compute ( Matrix m ) : Matrix
m	Matrix	Input Matrix.
return	Matrix

Compute() public method

Computes the radial basis kernel function between the two input vectors.

public Compute ( Vector v1, Vector v2 ) : double
v1	numl.Math.LinearAlgebra.Vector	Vector one.
v2	numl.Math.LinearAlgebra.Vector	Vector two.
return	double

Project() public method

Projects vector into rbf kernel space.

public Project ( Matrix m, Vector x ) : Vector
m	Matrix	RBF Kernel Matrix.
x	numl.Math.LinearAlgebra.Vector	Vector in original space.
return	numl.Math.LinearAlgebra.Vector

RBFKernel() public method

public RBFKernel ( ) : System
return	System

RBFKernel() public method

ctor.

public RBFKernel ( double sigma ) : System
sigma	double	Input Parameter.
return	System