burlap.behavior.valuefunction

Interface QFunction

All Superinterfaces:

ValueFunction

All Known Subinterfaces:

QGradientPlanner

All Known Implementing Classes:

ARTDP, BeliefSparseSampling, BFSRTDP, BoundedRTDP, DifferentiableDP, DifferentiableSparseSampling, DifferentiableVI, DynamicProgramming, DynamicProgramming.StaticVFPlanner, FittedVI, GradientDescentSarsaLam, LSPI, PolicyEvaluation, PolicyIteration, PrioritizedSweeping, QLearning, QLTutorial, QMDP, RewardValueProjection, RTDP, SarsaLam, SGNaiveQLAgent, SGQWActionHistory, SparseSampling, UCT, ValueIteration, VIModelLearningPlanner, VITutorial

public interface QFunction
extends ValueFunction

An interface for MDP solvers that can return/compute Q-values.

Author:

James MacGlashan

Nested Class Summary

Nested Classes

Modifier and Type	Interface and Description
static class	QFunction.QFunctionHelper A class of helper static methods that may be commonly used by code that uses a QFunction instance.

Method Summary

Methods

Modifier and Type	Method and Description
QValue	getQ(State s, AbstractGroundedAction a) Returns the QValue for the given state-action pair.
java.util.List<QValue>	getQs(State s) Returns a List of QValue objects for ever permissible action for the given input state.

Methods inherited from interface burlap.behavior.valuefunction.ValueFunction

value

Method Detail

getQs

java.util.List<QValue> getQs(State s)

Returns a List of QValue objects for ever permissible action for the given input state.

Parameters:

s - the state for which Q-values are to be returned.

Returns:

a List of QValue objects for ever permissible action for the given input state.

getQ

QValue getQ(State s,
          AbstractGroundedAction a)

Returns the QValue for the given state-action pair.

Parameters:

s - the input state

a - the input action

Returns:

the QValue for the given state-action pair.