pt.tumba.ngram.bayes
Class Expectation

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

Direct Known Subclasses:

QuasiBayesExpectation

public class Expectation
extends java.lang.Object

Field Summary

protected BayesNet	bn
protected DiscreteFunction	current_function
protected boolean	do_produce_clusters
(package private) static int	EXPECTED_VALUE
(package private) static int	FOURTH_MOMENT
protected Inference	inference
protected double[]	results
(package private) static int	SECOND_MOMENT
(package private) static int	THIRD_MOMENT

Constructor Summary

Expectation(BayesNet b_n, boolean dpc)
Constructor for an Expectation.

Method Summary

private DiscreteFunction	construct_values(ProbabilityVariable pv, int moment_order)
protected void	do_expectation_from_inference(DiscreteFunction df)
void	expectation() Calculation of Expectation.
void	expectation(DiscreteFunction df) Do the Expectation, assuming the input DiscreteFunction is a function only of the queried variable.
void	expectation(DiscreteFunction df, java.lang.String queried_variable_name) Do the Expectation, assuming the input DiscreteFunction is a function only of the queried variable.
void	expectation(DiscreteFunction df, java.lang.String[] order) Do the Expectation given order, assuming the input DiscreteFunction is a function only of the queried variable.
void	expectation(int moment_order) Calculation of Expectation.
void	expectation(int moment_order, java.lang.String queried_variable_name) Calculation of Expectation.
void	expectation(int moment_order, java.lang.String[] order) Calculation of expectation given order.
void	expectation(java.lang.String queried_variable_name) Calculation of Expectation.
void	expectation(java.lang.String[] order) Perform calculation of expectation given order.
double[]	get_results() Get the results of Expectation.
protected void	initialize_inference()
void	print() Print Expectation.
void	print(boolean should_print_bucket_tree) Print Expectation.
void	print(java.io.PrintStream out) Print Expectation.
void	print(java.io.PrintStream out, boolean should_print_bucket_tree) Print Expectation.

Methods inherited from class java.lang.Object

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

Field Detail

bn

protected BayesNet bn

inference

protected Inference inference

results

protected double[] results

do_produce_clusters

protected boolean do_produce_clusters

current_function

protected DiscreteFunction current_function

EXPECTED_VALUE

static final int EXPECTED_VALUE

See Also:

Constant Field Values

SECOND_MOMENT

static final int SECOND_MOMENT

See Also:

Constant Field Values

THIRD_MOMENT

static final int THIRD_MOMENT

See Also:

Constant Field Values

FOURTH_MOMENT

static final int FOURTH_MOMENT

See Also:

Constant Field Values

Constructor Detail

Expectation

public Expectation(BayesNet b_n,
                   boolean dpc)

Constructor for an Expectation.

Method Detail

initialize_inference

protected void initialize_inference()

expectation

public void expectation()

Calculation of Expectation.

expectation

public void expectation(java.lang.String queried_variable_name)

Calculation of Expectation.

expectation

public void expectation(java.lang.String[] order)

Perform calculation of expectation given order.

expectation

public void expectation(int moment_order)

Calculation of Expectation.

expectation

public void expectation(int moment_order,
                        java.lang.String queried_variable_name)

Calculation of Expectation.

expectation

public void expectation(int moment_order,
                        java.lang.String[] order)

Calculation of expectation given order.

expectation

public void expectation(DiscreteFunction df)

Do the Expectation, assuming the input DiscreteFunction is a function only of the queried variable.

expectation

public void expectation(DiscreteFunction df,
                        java.lang.String queried_variable_name)

Do the Expectation, assuming the input DiscreteFunction is a function only of the queried variable.

expectation

public void expectation(DiscreteFunction df,
                        java.lang.String[] order)

Do the Expectation given order, assuming the input DiscreteFunction is a function only of the queried variable.

construct_values

private DiscreteFunction construct_values(ProbabilityVariable pv,
                                          int moment_order)

do_expectation_from_inference

protected void do_expectation_from_inference(DiscreteFunction df)

print

public void print()

Print Expectation.

print

public void print(java.io.PrintStream out)

Print Expectation.

print

public void print(boolean should_print_bucket_tree)

Print Expectation.

print

public void print(java.io.PrintStream out,
                  boolean should_print_bucket_tree)

Print Expectation.

get_results

public double[] get_results()

Get the results of Expectation.