net.sf.tweety.agents.dialogues.oppmodels

Class T1BeliefState

java.lang.Object

net.sf.tweety.agents.dialogues.oppmodels.BeliefState

net.sf.tweety.agents.dialogues.oppmodels.T1BeliefState

public class T1BeliefState
extends BeliefState

This belief state consists of a simple recursive opponent model.

Author:

Matthias Thimm, Tjitze Rienstra

Field Summary

Fields

Modifier and Type	Field and Description
private T1BeliefState	oppModel The opponent model of the agent (as there are only two agents in the system the model always refers to the other agent.

Constructor Summary

Constructors

Constructor and Description
T1BeliefState(Extension knownArguments, UtilityFunction<Argument,Extension> utilityFunction) Creates a new T1-belief-state with the given parameters and without nesting.
T1BeliefState(Extension knownArguments, UtilityFunction<Argument,Extension> utilityFunction, T1BeliefState oppModel) Creates a new T1-belief-state with the given parameters.

Method Summary

Modifier and Type	Method and Description
java.lang.Object	clone()
java.lang.String	display() Pretty print of this belief state.
Pair<java.lang.Double,java.util.Set<ExecutableExtension>>	doMove(ArgumentationEnvironment env, DialogueTrace<Argument,Extension> trace) Gives the set of all best next moves with their expected utility according to the belief state and the given trace.
boolean	equals(java.lang.Object obj)
int	hashCode()
java.lang.String	toString()
void	update(DialogueTrace<Argument,Extension> trace) Updates the current belief state accordingly to the given dialogue trace.

Methods inherited from class net.sf.tweety.agents.dialogues.oppmodels.BeliefState

getKnownArguments, getLegalMoves, getUtilityFunction, move

Methods inherited from class java.lang.Object

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

Field Detail

oppModel

private T1BeliefState oppModel

The opponent model of the agent (as there are only two agents in the system the model always refers to the other agent.

Constructor Detail

T1BeliefState

public T1BeliefState(Extension knownArguments,
                     UtilityFunction<Argument,Extension> utilityFunction,
                     T1BeliefState oppModel)

Creates a new T1-belief-state with the given parameters.

Parameters:

knownArguments - the set of arguments known by the agent.

utilityFunction - the utility function of the agent.

oppModel - the opponent model of the agent (null if no further model is given).

T1BeliefState

public T1BeliefState(Extension knownArguments,
                     UtilityFunction<Argument,Extension> utilityFunction)

Creates a new T1-belief-state with the given parameters and without nesting.

Parameters:

knownArguments - the set of arguments known by the agent.

utilityFunction - the utility function of the agent.

Method Detail

update

public void update(DialogueTrace<Argument,Extension> trace)

Description copied from class: BeliefState

Updates the current belief state accordingly to the given dialogue trace.

Specified by:

update in class BeliefState

Parameters:

trace - a dialogue trace

doMove

public Pair<java.lang.Double,java.util.Set<ExecutableExtension>> doMove(ArgumentationEnvironment env,
                                                                        DialogueTrace<Argument,Extension> trace)

Description copied from class: BeliefState

Gives the set of all best next moves with their expected utility according to the belief state and the given trace.

Specified by:

doMove in class BeliefState

Parameters:

env - the environment (gives access to the current trace)

trace - the dialogue trace.

Returns:

the set of all best next moves with their expected utility

clone

public java.lang.Object clone()

Specified by:

clone in class BeliefState

display

public java.lang.String display()

Description copied from class: BeliefState

Pretty print of this belief state.

Specified by:

display in class BeliefState

Returns:

a string representation of this state.

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

hashCode

public int hashCode()

Overrides:

hashCode in class BeliefState

equals

public boolean equals(java.lang.Object obj)

Overrides:

equals in class BeliefState