burlap.behavior.functionapproximation.sparse

Interface SparseStateActionFeatures

All Known Implementing Classes:

SparseCrossProductFeatures

public interface SparseStateActionFeatures

Author:

James MacGlashan.

Method Summary

Modifier and Type	Method and Description
SparseStateActionFeatures	copy() Returns a deep copy of this features function.
java.util.List<StateFeature>	features(State s, Action a) Returns non-zero state-action features for a given state and action.
int	numFeatures() Returns the total number of features

Method Detail

features

java.util.List<StateFeature> features(State s,
                                      Action a)

Returns non-zero state-action features for a given state and action.

Parameters:

s - the state for which features should be returned

a - the action for which features should be returned

Returns:

the features for state s

copy

SparseStateActionFeatures copy()

Returns a deep copy of this features function. If the features is dynamic, then changes to one will not affect the other.

Returns:

a deep copy of this features function

numFeatures

int numFeatures()

Returns the total number of features

Returns:

the total number of features