Class CountingUtilityFunction

java.lang.Object

org.tweetyproject.agents.dialogues.structured.CountingUtilityFunction

All Implemented Interfaces:

UtilityFunction

public class CountingUtilityFunction
extends Object
implements UtilityFunction

This class represents a counting utility function, i.e. a function that ranks a set of propositions to the number of common propositions with this function's focal set.

Author:

Matthias Thimm

Constructor Summary

Constructors

Constructor	Description
CountingUtilityFunction(Collection<? extends Proposition> focalSet)	Creates a new counting utility function for the given focal set.

Method Summary

Modifier and Type	Method	Description
int	rank(Collection<? extends Proposition> propositions)	Rank the given collection of propositions.

Methods inherited from class java.lang.Object

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

Constructor Details

CountingUtilityFunction

public CountingUtilityFunction(Collection<? extends Proposition> focalSet)

Creates a new counting utility function for the given focal set.

Parameters:

focalSet - a collection of propositions.

Method Details

rank

public int rank(Collection<? extends Proposition> propositions)

Description copied from interface: UtilityFunction

Rank the given collection of propositions. A set S is preferred to a set T if rank(S)>rank(T).

Specified by:

rank in interface UtilityFunction

Parameters:

propositions - a collection of propositions.

Returns:

the rank of the given collection.