public class NaiveBayesMultinomialUpdateable extends NaiveBayesMultinomial implements UpdateableClassifier
@inproceedings{Mccallum1998, author = {Andrew Mccallum and Kamal Nigam}, booktitle = {AAAI-98 Workshop on 'Learning for Text Categorization'}, title = {A Comparison of Event Models for Naive Bayes Text Classification}, year = {1998} }Valid options are:
-D If set, classifier is run in debug mode and may output additional info to the console
Constructor and Description |
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NaiveBayesMultinomialUpdateable() |
Modifier and Type | Method and Description |
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void |
buildClassifier(Instances instances)
Generates the classifier.
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double[] |
distributionForInstance(Instance instance)
Calculates the class membership probabilities for the given test
instance.
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java.lang.String |
getRevision()
Returns the revision string.
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java.lang.String |
globalInfo()
Returns a string describing this classifier
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static void |
main(java.lang.String[] args)
Main method for testing this class.
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java.lang.String |
toString()
Returns a string representation of the classifier.
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void |
updateClassifier(Instance instance)
Updates the classifier with the given instance.
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getCapabilities, getTechnicalInformation, lnFactorial
classifyInstance, debugTipText, forName, getDebug, getOptions, listOptions, makeCopies, makeCopy, setDebug, setOptions
public java.lang.String globalInfo()
globalInfo
in class NaiveBayesMultinomial
public void buildClassifier(Instances instances) throws java.lang.Exception
buildClassifier
in class NaiveBayesMultinomial
instances
- set of instances serving as training datajava.lang.Exception
- if the classifier has not been generated successfullypublic void updateClassifier(Instance instance) throws java.lang.Exception
updateClassifier
in interface UpdateableClassifier
instance
- the new training instance to include in the modeljava.lang.Exception
- if the instance could not be incorporated in
the model.public double[] distributionForInstance(Instance instance) throws java.lang.Exception
distributionForInstance
in class NaiveBayesMultinomial
instance
- the instance to be classifiedjava.lang.Exception
- if there is a problem generating the predictionpublic java.lang.String toString()
toString
in class NaiveBayesMultinomial
public java.lang.String getRevision()
getRevision
in interface RevisionHandler
getRevision
in class NaiveBayesMultinomial
public static void main(java.lang.String[] args)
args
- the options