org.apache.mahout.ep

Class Mapping.Exponential

java.lang.Object

org.apache.mahout.math.function.DoubleFunction

org.apache.mahout.ep.Mapping

org.apache.mahout.ep.Mapping.Exponential

All Implemented Interfaces:

org.apache.hadoop.io.Writable

Enclosing class:

Mapping

public static final class Mapping.Exponential
extends Mapping

Nested Class Summary

Nested classes/interfaces inherited from class org.apache.mahout.ep.Mapping

Mapping.Exponential, Mapping.Identity, Mapping.LogLimit, Mapping.SoftLimit

Constructor Summary

Constructors

Constructor and Description
Exponential()

Method Summary

Modifier and Type	Method and Description
double	apply(double v)
void	readFields(DataInput in)
void	write(DataOutput out)

Methods inherited from class org.apache.mahout.ep.Mapping

exponential, exponential, identity, logLimit, softLimit, softLimit

Methods inherited from class org.apache.mahout.math.function.DoubleFunction

isDensifying

Methods inherited from class java.lang.Object

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

Constructor Detail

Exponential

public Exponential()

Method Detail

apply

public double apply(double v)

Specified by:

apply in class DoubleFunction

write

public void write(DataOutput out)
           throws IOException

Throws:

IOException

readFields

public void readFields(DataInput in)
                throws IOException

Throws:

IOException