smile.math.kernel

Class BinarySparseLinearKernel

java.lang.Object

smile.math.kernel.BinarySparseLinearKernel

All Implemented Interfaces:

MercerKernel<int[]>

public class BinarySparseLinearKernel
extends Object
implements MercerKernel<int[]>

The linear dot product kernel on sparse binary arrays in int[], which are the indices of nonzero elements. When using a linear kernel, input space is identical to feature space.

Author:

Haifeng Li

Constructor Summary

Constructors

Constructor and Description
BinarySparseLinearKernel() Constructor.

Method Summary

Methods

Modifier and Type	Method and Description
double	k(int[] x, int[] y) Kernel function.
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

BinarySparseLinearKernel

public BinarySparseLinearKernel()

Constructor.

Method Detail

toString

public String toString()

Overrides:

toString in class Object

k

public double k(int[] x,
       int[] y)

Description copied from interface: MercerKernel

Kernel function.

Specified by:

k in interface MercerKernel<int[]>