it.uniroma2.sag.kelp.kernel.standard

Class KernelMultiplication

java.lang.Object

it.uniroma2.sag.kelp.kernel.Kernel

it.uniroma2.sag.kelp.kernel.KernelCombination

it.uniroma2.sag.kelp.kernel.standard.KernelMultiplication

public class KernelMultiplication
extends KernelCombination

Multiplication of Kernels
Given the kernels \(K_1 \ldots K_n\), the combination formula is:
\(\prod_{i}K_i\)

Author:

Simone Filice

Field Summary

Fields inherited from class it.uniroma2.sag.kelp.kernel.KernelCombination

toCombine

Constructor Summary

Constructors

Constructor and Description
KernelMultiplication()

Method Summary

Methods

Modifier and Type	Method and Description
protected float	kernelComputation(Example exA, Example exB) Returns the kernel similarity between the given examples.

Methods inherited from class it.uniroma2.sag.kelp.kernel.KernelCombination

getToCombine, setToCombine

Methods inherited from class it.uniroma2.sag.kelp.kernel.Kernel

disableCache, getKernelCache, getKernelComputations, getNumberOfHits, getNumberOfMisses, getSquaredNormCache, innerProduct, load, reset, save, setKernelCache, setSquaredNormCache, squaredNorm, squaredNormOfTheDifference

Methods inherited from class java.lang.Object

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

Constructor Detail

KernelMultiplication

public KernelMultiplication()

Method Detail

kernelComputation

protected float kernelComputation(Example exA,
                      Example exB)

Description copied from class: Kernel

Returns the kernel similarity between the given examples. This corresponds to the inner product in the implicit Reproducing Kernel Hilbert Space (RKHS)

Specified by:

kernelComputation in class Kernel

Parameters:

exA - the first example

exB - the second example

Returns:

the kernel operation between exA and exB