ContrastClassificationFinder

java.lang.Object

adaa.analytics.rules.logic.induction.AbstractFinder

adaa.analytics.rules.logic.induction.ClassificationFinder

adaa.analytics.rules.logic.induction.ContrastClassificationFinder

All Implemented Interfaces:: IPenalizedFinder, AutoCloseable

public class ContrastClassificationFinder extends ClassificationFinder implements IPenalizedFinder

Field Summary

Fields inherited from class adaa.analytics.rules.logic.induction.ClassificationFinder
precalculatedCoverings, precalculatedCoveringsComplement

Fields inherited from class adaa.analytics.rules.logic.induction.AbstractFinder
attributeValuesOrder, modifier, params, pool, threadCount
Constructor Summary

Constructors

Constructor

Description

ContrastClassificationFinder(InductionParameters params)

Initializes induction parameters.
Method Summary

Modifier and Type

Method

Description

AttributePenaltyCollection

getAttributePenalties()

int

grow(Rule rule, IExampleSet dataset, Set<Integer> uncovered)

Invokes grow method from the super class and verifies negative coverage requirement.

Methods inherited from class adaa.analytics.rules.logic.induction.ClassificationFinder
checkCandidate, induceCondition, postprocess, preprocess, prune, tryAddCondition

Methods inherited from class adaa.analytics.rules.logic.induction.AbstractFinder
addObserver, clearObservers, close, names2attributes, notifyConditionAdded, notifyConditionRemoved, notifyGrowingFinished, notifyGrowingStarted, notifyRuleReady

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Details
- ContrastClassificationFinder
  
  public ContrastClassificationFinder(InductionParameters params)
  
  Initializes induction parameters.
  
  Parameters:
  
  params - Induction parameters.
Method Details
- getAttributePenalties
  
  public AttributePenaltyCollection getAttributePenalties()
  
  Specified by:
  
  getAttributePenalties in interface IPenalizedFinder
- grow
  
  public int grow(Rule rule, IExampleSet dataset, Set<Integer> uncovered)
  
  Invokes grow method from the super class and verifies negative coverage requirement.
  
  Overrides:
  
  grow in class ClassificationFinder
  
  Parameters:
  
  rule - Rule to be grown.
  
  dataset - Training set.
  
  uncovered - Set of positive examples yet uncovered by the model.
  
  Returns:
  
  Number of conditions added.