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Class weka.classifiers.j48.SplitCriterion
java.lang.Object
|
+----weka.classifiers.j48.SplitCriterion
- public abstract class SplitCriterion
- extends java.lang.Object
- implements java.io.Serializable
Abstract class for computing splitting criteria
with respect to distributions of class values.
- Version:
- $Revision: 1.4 $
- Author:
- Eibe Frank (eibe@cs.waikato.ac.nz)
SplitCriterion()
-
splitCritValue(Distribution)
- Computes result of splitting criterion for given distribution.
splitCritValue(Distribution, Distribution)
- Computes result of splitting criterion for given training and
test distributions.
splitCritValue(Distribution, Distribution, Distribution)
- Computes result of splitting criterion for given training and
test distributions and given default distribution.
splitCritValue(Distribution, Distribution, int)
- Computes result of splitting criterion for given training and
test distributions and given number of classes.
SplitCriterion
public SplitCriterion()
splitCritValue
public double splitCritValue(Distribution bags)
Computes result of splitting criterion for given distribution.
- Returns:
- value of splitting criterion. 0 by default
splitCritValue
public double splitCritValue(Distribution train,
Distribution test)
Computes result of splitting criterion for given training and
test distributions.
- Returns:
- value of splitting criterion. 0 by default
splitCritValue
public double splitCritValue(Distribution train,
Distribution test,
int noClassesDefault)
Computes result of splitting criterion for given training and
test distributions and given number of classes.
- Returns:
- value of splitting criterion. 0 by default
splitCritValue
public double splitCritValue(Distribution train,
Distribution test,
Distribution defC)
Computes result of splitting criterion for given training and
test distributions and given default distribution.
- Returns:
- value of splitting criterion. 0 by default
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