org.apache.mahout.common.distance

Class WeightedDistanceMeasure

java.lang.Object

org.apache.mahout.common.distance.WeightedDistanceMeasure

All Implemented Interfaces:

DistanceMeasure, Parametered

Direct Known Subclasses:

TanimotoDistanceMeasure, WeightedEuclideanDistanceMeasure, WeightedManhattanDistanceMeasure

public abstract class WeightedDistanceMeasure
extends Object
implements DistanceMeasure

Abstract implementation of DistanceMeasure with support for weights.

Nested Class Summary

Nested classes/interfaces inherited from interface org.apache.mahout.common.parameters.Parametered

Parametered.ParameteredGeneralizations

Field Summary

Fields inherited from interface org.apache.mahout.common.parameters.Parametered

log

Constructor Summary

Constructors

Constructor and Description
WeightedDistanceMeasure()

Method Summary

Modifier and Type	Method and Description
void	configure(org.apache.hadoop.conf.Configuration jobConf)
void	createParameters(String prefix, org.apache.hadoop.conf.Configuration jobConf) EXPERT: consumers should never have to call this method.
Collection<Parameter<?>>	getParameters()
Vector	getWeights()
void	setWeights(Vector weights)

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.apache.mahout.common.distance.DistanceMeasure

distance, distance

Constructor Detail

WeightedDistanceMeasure

public WeightedDistanceMeasure()

Method Detail

createParameters

public void createParameters(String prefix,
                             org.apache.hadoop.conf.Configuration jobConf)

Description copied from interface: Parametered

EXPERT: consumers should never have to call this method. It would be friendly visible to Parametered.ParameteredGeneralizations if java supported it. Calling this method should create a new list of parameters and is called

Specified by:

createParameters in interface Parametered

Parameters:

prefix - ends with a dot if not empty.

jobConf - configuration used for retrieving values

See Also:

invoking method, invoking method

getParameters

public Collection<Parameter<?>> getParameters()

Specified by:

getParameters in interface Parametered

configure

public void configure(org.apache.hadoop.conf.Configuration jobConf)

Specified by:

configure in interface Parametered

getWeights

public Vector getWeights()

setWeights

public void setWeights(Vector weights)