edu.cmu.minorthird.classify
Class TweakedLearner.TweakedClassifier

java.lang.Object
  edu.cmu.minorthird.classify.BinaryClassifier
      edu.cmu.minorthird.classify.TweakedLearner.TweakedClassifier

All Implemented Interfaces:

Classifier, Visible, java.io.Serializable

Enclosing class:

TweakedLearner

public static class TweakedLearner.TweakedClassifier
extends BinaryClassifier
implements java.io.Serializable, Visible

A Tweaked Classifier, with an optimization of the precision vs. recall Please note that this is an internal class of the TweakedLearner class. It is constructed and returned by the TweakedLearner, based on an original untweaked binary clasifer, and a threshold which was found to optimized precision vs. recall

Author:

Giora Unger Created on May 19, 2005

See Also:

Serialized Form

Field Summary

Fields inherited from class edu.cmu.minorthird.classify.BinaryClassifier

classifierLearner

Constructor Summary

TweakedLearner.TweakedClassifier(BinaryClassifier classifier, double threshold)

Method Summary

java.lang.String	explain(Instance instance) Return some string that 'explains' the classification
Explanation	getExplanation(Instance instance) Return an Explanation for the classification
double	score(Instance instance) Get the weight for an instance being in the positive class.
Viewer	toGUI() Create a view of this object

Methods inherited from class edu.cmu.minorthird.classify.BinaryClassifier

classification, getClassifierLearner, setClassifierLearner

Methods inherited from class java.lang.Object

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

Constructor Detail

TweakedLearner.TweakedClassifier

public TweakedLearner.TweakedClassifier(BinaryClassifier classifier,
                                        double threshold)

Method Detail

score

public double score(Instance instance)

Description copied from class: BinaryClassifier

Get the weight for an instance being in the positive class.

Specified by:

score in class BinaryClassifier

toGUI

public Viewer toGUI()

Description copied from interface: Visible

Create a view of this object

Specified by:

toGUI in interface Visible

explain

public java.lang.String explain(Instance instance)

Description copied from interface: Classifier

Return some string that 'explains' the classification

Specified by:

explain in interface Classifier

getExplanation

public Explanation getExplanation(Instance instance)

Description copied from interface: Classifier

Return an Explanation for the classification

Specified by:

getExplanation in interface Classifier