net.sf.tweety.logics.ml.analysis

Class ProbabilisticAggregatingDistanceFunction

java.lang.Object

net.sf.tweety.logics.ml.analysis.ProbabilisticAggregatingDistanceFunction

All Implemented Interfaces:

java.io.Serializable, DistanceFunction

public class ProbabilisticAggregatingDistanceFunction
extends java.lang.Object
implements DistanceFunction

This distance function uses an aggregator on a probabilistically normalized distance for probabilities of each value.

Author:

Matthias Thimm

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
private AggregationFunction	aggregator The aggregation function used for computing the distance.
private static long	serialVersionUID
private int	weight A parameter for adjusting the aggregation.

Constructor Summary

Constructors

Constructor and Description
ProbabilisticAggregatingDistanceFunction(AggregationFunction aggregator, int weight) Creates a new distance function with the given aggregator.

Method Summary

Modifier and Type	Method and Description
double	distance(java.util.List<java.lang.Double> l1, java.util.List<java.lang.Double> l2) Measures the distance between the two vectors.
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

serialVersionUID

private static final long serialVersionUID

See Also:

Constant Field Values

aggregator

private AggregationFunction aggregator

The aggregation function used for computing the distance.

weight

private int weight

A parameter for adjusting the aggregation.

Constructor Detail

ProbabilisticAggregatingDistanceFunction

public ProbabilisticAggregatingDistanceFunction(AggregationFunction aggregator,
                                                int weight)

Creates a new distance function with the given aggregator.

Parameters:

aggregator - some aggregation function.

weight - a parameter for adjusting the aggregation.

Method Detail

distance

public double distance(java.util.List<java.lang.Double> l1,
                       java.util.List<java.lang.Double> l2)

Description copied from interface: DistanceFunction

Measures the distance between the two vectors.

Specified by:

distance in interface DistanceFunction

Parameters:

l1 - some list of doubles.

l2 - some list of doubles.

Returns:

the distance between the two vectors.

toString

public java.lang.String toString()

Specified by:

toString in interface DistanceFunction

Overrides:

toString in class java.lang.Object