Package net.sf.tweety.agents.dialogues.oppmodels

Class GroundedGameUtilityFunction

java.lang.Object

net.sf.tweety.agents.dialogues.oppmodels.UtilityFunction<Argument,Extension>

net.sf.tweety.agents.dialogues.oppmodels.GroundedGameUtilityFunction

public class GroundedGameUtilityFunction
extends UtilityFunction<Argument,Extension>

The grounded game utility function u_a^g. See definition in paper. This function can either function as the proponent's utility or the opposite opponent's utility.

Author:

Tjitze Rienstra, Matthias Thimm

Field Summary

Fields

Modifier and Type	Field	Description
private Argument	argument	The argument which is played for or against.
private java.lang.Double	epsilon	The epsilon value.
private GroundedGameSystem.AgentFaction	faction	The faction of this utility function
private static org.slf4j.Logger	log	Logger
private DungTheory	theory	The underlying Dung theory

Constructor Summary

Constructors

Constructor	Description
GroundedGameUtilityFunction(DungTheory theory, Argument argument, GroundedGameSystem.AgentFaction faction)	Construct utility function.

Method Summary

Modifier and Type	Method	Description
boolean	equals(java.lang.Object obj)
double	getUtility(DialogueTrace<Argument,Extension> trace)	Gives the utility of the given dialogue trace.
double	getUtility(DialogueTrace<Argument,Extension> trace, java.util.Set<Argument> additionalArguments, java.util.Set<Attack> additionalAttacks)	Gives the utility of the given dialogue trace that takes the additional arguments and attacks into account.
private double	getUtility(Extension groundedExtension, DialogueTrace<Argument,Extension> trace)	Determines the utility of the given trace with the given grounded extension.
int	hashCode()
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

log

private static org.slf4j.Logger log

Logger

argument

private final Argument argument

The argument which is played for or against.

faction

private GroundedGameSystem.AgentFaction faction

The faction of this utility function

theory

private final DungTheory theory

The underlying Dung theory

epsilon

private final java.lang.Double epsilon

The epsilon value.

Constructor Detail

GroundedGameUtilityFunction

public GroundedGameUtilityFunction(DungTheory theory,
                                   Argument argument,
                                   GroundedGameSystem.AgentFaction faction)

Construct utility function.

Parameters:

theory - A Dung theory

argument - the argument which is played for or against.

faction - the type of this utility function.

Method Detail

getUtility

private double getUtility(Extension groundedExtension,
                          DialogueTrace<Argument,Extension> trace)

Determines the utility of the given trace with the given grounded extension.

Parameters:

groundedExtension - a grounded extension.

trace - some trace

Returns:

a utility

getUtility

public double getUtility(DialogueTrace<Argument,Extension> trace)

Description copied from class: UtilityFunction

Gives the utility of the given dialogue trace.

Specified by:

getUtility in class UtilityFunction<Argument,Extension>

Parameters:

trace - some dialogue trace.

Returns:

the utility of the trace

getUtility

public double getUtility(DialogueTrace<Argument,Extension> trace,
                         java.util.Set<Argument> additionalArguments,
                         java.util.Set<Attack> additionalAttacks)

Description copied from class: UtilityFunction

Gives the utility of the given dialogue trace that takes the additional arguments and attacks into account.

Specified by:

getUtility in class UtilityFunction<Argument,Extension>

Parameters:

trace - some dialogue trace.

additionalArguments - a set of arguments that have to be taken into account

additionalAttacks - a set of attacks that have to be taken into account

Returns:

the utility of the trace

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class java.lang.Object

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class java.lang.Object