pt.tumba.ngram.bayes
Class DSeparation

java.lang.Object
  pt.tumba.ngram.bayes.DSeparation

 class DSeparation
extends java.lang.Object

Field Summary

(package private) boolean[]	above
private static int	AFFECTING_VARIABLES
(package private) boolean[]	below
(package private) BayesNet	bn
private static int	CONNECTED_VARIABLES

Constructor Summary

DSeparation(BayesNet b_n)
Constructor for DSeparation object.

Method Summary

private boolean	adj(int index_from, int index_to, int flag)
java.util.Vector	all_affecting(int x) Returns a list of all variables whose distributions can affect the marginal posterior of a given variable.
java.util.Vector	all_connected(int x) Return a list of all variables that are d-connected to a given variable.
private boolean	is_separator(int i, int flag)
private void	separation_relations(int x, int flag)
private java.util.Vector	separation(int x, int flag)

Methods inherited from class java.lang.Object

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

Field Detail

bn

BayesNet bn

above

boolean[] above

below

boolean[] below

CONNECTED_VARIABLES

private static final int CONNECTED_VARIABLES

See Also:

Constant Field Values

AFFECTING_VARIABLES

private static final int AFFECTING_VARIABLES

See Also:

Constant Field Values

Constructor Detail

DSeparation

DSeparation(BayesNet b_n)

Constructor for DSeparation object.

Method Detail

all_connected

public java.util.Vector all_connected(int x)

Return a list of all variables that are d-connected to a given variable.

all_affecting

public java.util.Vector all_affecting(int x)

Returns a list of all variables whose distributions can affect the marginal posterior of a given variable.

separation_relations

private void separation_relations(int x,
                                  int flag)

separation

private java.util.Vector separation(int x,
                                    int flag)

is_separator

private boolean is_separator(int i,
                             int flag)

adj

private boolean adj(int index_from,
                    int index_to,
                    int flag)