de.lmu.ifi.dbs.elki.utilities.scaling

Class IdentityScaling

java.lang.Object

de.lmu.ifi.dbs.elki.utilities.scaling.IdentityScaling

All Implemented Interfaces:

ScalingFunction, StaticScalingFunction

public class IdentityScaling
extends Object
implements StaticScalingFunction

The trivial "identity" scaling function.

Author:

Erich Schubert

Constructor Summary

Constructors

Constructor and Description
IdentityScaling()

Method Summary

Modifier and Type	Method and Description
double	getMax() Get maximum resulting value.
double	getMin() Get minimum resulting value.
double	getScaled(double value) Transform a given value using the scaling function.

Methods inherited from class java.lang.Object

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

Constructor Detail

IdentityScaling

public IdentityScaling()

Method Detail

getScaled

public double getScaled(double value)

Description copied from interface: ScalingFunction

Transform a given value using the scaling function.

Specified by:

getScaled in interface ScalingFunction

Parameters:

value - Original value

Returns:

Scaled value

getMin

public double getMin()

Description copied from interface: ScalingFunction

Get minimum resulting value. May be Double.NaN or Double.NEGATIVE_INFINITY.

Specified by:

getMin in interface ScalingFunction

Returns:

Minimum resulting value.

getMax

public double getMax()

Description copied from interface: ScalingFunction

Get maximum resulting value. May be Double.NaN or Double.POSITIVE_INFINITY.

Specified by:

getMax in interface ScalingFunction

Returns:

Maximum resulting value.