net.librec.math.algorithm

Class KernelSmoothing

java.lang.Object

net.librec.math.algorithm.KernelSmoothing

public class KernelSmoothing
extends java.lang.Object

This is a class implementing kernel smoothing functions used in Local Low-Rank Matrix Approximation (LLORMA).

Since:

2013. 6. 11

Version:

1.2

Author:

Joonseok Lee

Field Summary

Fields

Modifier and Type	Field and Description
static int	EPANECHNIKOV_KERNEL
static int	GAUSSIAN_KERNEL
static int	TRIANGULAR_KERNEL
static int	UNIFORM_KERNEL

Constructor Summary

Constructors

Constructor and Description
KernelSmoothing()

Method Summary

Methods

Modifier and Type	Method and Description
static double	kernelize(double sim, double width, int kernelType)

Methods inherited from class java.lang.Object

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

Field Detail

TRIANGULAR_KERNEL

public static final int TRIANGULAR_KERNEL

See Also:

Constant Field Values

UNIFORM_KERNEL

public static final int UNIFORM_KERNEL

See Also:

Constant Field Values

EPANECHNIKOV_KERNEL

public static final int EPANECHNIKOV_KERNEL

See Also:

Constant Field Values

GAUSSIAN_KERNEL

public static final int GAUSSIAN_KERNEL

See Also:

Constant Field Values

Constructor Detail

KernelSmoothing

public KernelSmoothing()

Method Detail

kernelize

public static double kernelize(double sim,
               double width,
               int kernelType)