edu.washington.cs.supple.render.utility
Class FactoredCostConstraintGenerator

java.lang.Object
  edu.washington.cs.supple.render.utility.FactoredCostConstraintGenerator

All Implemented Interfaces:

CustomizationRequestListener, java.util.EventListener, LearningEventListener

public class FactoredCostConstraintGenerator

extends java.lang.Object

implements CustomizationRequestListener, LearningEventListener

Author:

kgajos

Field Summary

protected java.lang.String[]	colNames
protected java.util.Vector	constraints
protected java.util.Hashtable	count
protected FactoredCostFunction	factoredCostFunction
protected java.util.Vector	factors
protected java.util.Hashtable	scaledCount
protected double	slackPenalty

Constructor Summary

FactoredCostConstraintGenerator(CustomizationRequestEventDispatcher dispatcher)

FactoredCostConstraintGenerator(CustomizationRequestEventDispatcher dispatcher, LearningEventDispatcher learningDispatcher)

Method Summary

protected void	addConstraint(FactorConstraint newConstraint)
java.lang.String	constraintsToString()
int	containsEquivalentConstraint(FactorConstraint c) Checks if a constraint equivalent to c has been collected already.
void	customizationRequested(CustomizationEvent ev)
protected void	ensureFactoredCostFunction()
java.util.Vector	getConstraints()
double	getCount(java.lang.String factorName)
double	getScaledCount(java.lang.String factorName)
void	learningEventDetected(SuppleEvent event)
protected void	updateCounts(FactorConstraint newConstraint)

Methods inherited from class java.lang.Object

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

Field Detail

factoredCostFunction

protected FactoredCostFunction factoredCostFunction

constraints

protected java.util.Vector constraints

slackPenalty

protected double slackPenalty

factors

protected java.util.Vector factors

colNames

protected java.lang.String[] colNames

count

protected java.util.Hashtable count

scaledCount

protected java.util.Hashtable scaledCount

Constructor Detail

FactoredCostConstraintGenerator

public FactoredCostConstraintGenerator(CustomizationRequestEventDispatcher dispatcher)

FactoredCostConstraintGenerator

public FactoredCostConstraintGenerator(CustomizationRequestEventDispatcher dispatcher,
                                       LearningEventDispatcher learningDispatcher)

Method Detail

customizationRequested

public void customizationRequested(CustomizationEvent ev)

Specified by:

customizationRequested in interface CustomizationRequestListener

learningEventDetected

public void learningEventDetected(SuppleEvent event)

Specified by:

learningEventDetected in interface LearningEventListener

addConstraint

protected void addConstraint(FactorConstraint newConstraint)

updateCounts

protected void updateCounts(FactorConstraint newConstraint)

getConstraints

public java.util.Vector getConstraints()

getCount

public double getCount(java.lang.String factorName)

getScaledCount

public double getScaledCount(java.lang.String factorName)

containsEquivalentConstraint

public int containsEquivalentConstraint(FactorConstraint c)

Checks if a constraint equivalent to c has been collected already.

Parameters:

c -

Returns:

an integer indicating how many constraints ago this particular constraint (or one equivalent to it) was registered

ensureFactoredCostFunction

protected void ensureFactoredCostFunction()

constraintsToString

public java.lang.String constraintsToString()