Catalano.Statistics.Kernels

Class BSpline

java.lang.Object

Catalano.Statistics.Kernels.BSpline

All Implemented Interfaces:

IMercerKernel<double[]>, java.io.Serializable

public class BSpline
extends java.lang.Object
implements IMercerKernel<double[]>

B-Spline Kernel. The B-Spline kernel is defined only in the interval [−1, 1]. It is also a member of the Radial Basis Functions family of kernels.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
BSpline(int order) Constructs a new B-Spline Kernel.

Method Summary

Modifier and Type	Method and Description
double	Function(double[] x, double[] y) The kernel function.
int	getOrder() Get B-Spline order.
void	setOrder(int order) Set B-Spline order.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

BSpline

public BSpline(int order)

Constructs a new B-Spline Kernel.

Parameters:

order - Order.

Method Detail

getOrder

public int getOrder()

Get B-Spline order.

Returns:

Order.

setOrder

public void setOrder(int order)

Set B-Spline order.

Parameters:

order - Order.

Function

public double Function(double[] x,
                       double[] y)

Description copied from interface: IMercerKernel

The kernel function.

Specified by:

Function in interface IMercerKernel<double[]>

Parameters:

x - Vector x in input space.

y - Vector y in input space.

Returns:

Dot product in feature (kernel) space.