Package edu.cmu.tetrad.search

Class BdeuScore

java.lang.Object

edu.cmu.tetrad.search.BdeuScore

All Implemented Interfaces:

IBDeuScore, LocalDiscreteScore, Score

public class BdeuScore
extends Object
implements LocalDiscreteScore, IBDeuScore

Calculates the BDeu score.

Constructor Summary

Constructors

Constructor	Description
BdeuScore(DataSet dataSet)

Method Summary

Modifier and Type	Method	Description
boolean	determines(List<Node> z, Node y)
DataSet	getDataSet()
int	getMaxDegree()
double	getSamplePrior()
int	getSampleSize()
double	getStructurePrior()
List<Node>	getVariables()
boolean	isEffectEdge(double bump)	Must be called directly after the corresponding scoring call.
double	localScore(int node, int[] parents)
double	localScoreDiff(int x, int y, int[] z)
void	setSamplePrior(double samplePrior)
void	setStructurePrior(double structurePrior)
void	setVariables(List<Node> variables)
String	toString()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface edu.cmu.tetrad.search.Score

append, defaultScore, getVariable, localScore, localScore, localScoreDiff

Constructor Details

BdeuScore

public BdeuScore(DataSet dataSet)

Method Details

localScore

public double localScore(int node,
 int[] parents)

Specified by:

localScore in interface Score

Parameters:

node - The index of the node.

parents - The indices of the node's parents.

Returns:

The score, or NaN if the score cannot be calculated.

localScoreDiff

public double localScoreDiff(int x,
 int y,
 int[] z)

Specified by:

localScoreDiff in interface Score

getVariables

public List<Node> getVariables()

Specified by:

getVariables in interface Score

setVariables

public void setVariables(List<Node> variables)

getSampleSize

public int getSampleSize()

Specified by:

getSampleSize in interface Score

isEffectEdge

public boolean isEffectEdge(double bump)

Must be called directly after the corresponding scoring call.

Specified by:

isEffectEdge in interface Score

getDataSet

public DataSet getDataSet()

Specified by:

getDataSet in interface LocalDiscreteScore

getStructurePrior

public double getStructurePrior()

Specified by:

getStructurePrior in interface IBDeuScore

setStructurePrior

public void setStructurePrior(double structurePrior)

Specified by:

setStructurePrior in interface IBDeuScore

Specified by:

setStructurePrior in interface LocalDiscreteScore

getSamplePrior

public double getSamplePrior()

Specified by:

getSamplePrior in interface IBDeuScore

setSamplePrior

public void setSamplePrior(double samplePrior)

Specified by:

setSamplePrior in interface IBDeuScore

Specified by:

setSamplePrior in interface LocalDiscreteScore

toString

public String toString()

Specified by:

toString in interface Score

Overrides:

toString in class Object

getMaxDegree

public int getMaxDegree()

Specified by:

getMaxDegree in interface Score

determines

public boolean determines(List<Node> z,
 Node y)

Specified by:

determines in interface Score