edu.stanford.nlp.stats
Class Factor

java.lang.Object
  |
  +--edu.stanford.nlp.stats.Factor

public final class Factor

extends Object

Factor: Class for (sparse) probability factors.

Field Summary

protected double	mass
protected Map	observations
protected List	randomVariables
boolean	verifyObservations

Constructor Summary

Factor(Collection randomVariables)

Method Summary

double	count(Observation obs)
Set	observations()
void	observe(Observation obs)
void	observe(Observation obs, double weight)
Factor	projectOnto(Collection newRandomVariables)
Map	splitOver(Collection splitRandomVariables)

Methods inherited from class java.lang.Object

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

Field Detail

verifyObservations

public boolean verifyObservations

randomVariables

protected List randomVariables

observations

protected Map observations

mass

protected double mass

Constructor Detail

Factor

public Factor(Collection randomVariables)

Method Detail

observations

public Set observations()

observe

public void observe(Observation obs)

observe

public void observe(Observation obs,
                    double weight)

count

public double count(Observation obs)

projectOnto

public Factor projectOnto(Collection newRandomVariables)

splitOver

public Map splitOver(Collection splitRandomVariables)