com.wcohen.ss
Class UnsmoothedJS

java.lang.Object
  com.wcohen.ss.AbstractStringDistance
      com.wcohen.ss.AbstractTokenizedStringDistance
          com.wcohen.ss.JensenShannonDistance
              com.wcohen.ss.UnsmoothedJS

All Implemented Interfaces:

StringDistance, StringDistanceLearner

public class UnsmoothedJS
extends JensenShannonDistance

Jensen-Shannon distance of two unsmoothed unigram language models.

Field Summary

Fields inherited from class com.wcohen.ss.AbstractTokenizedStringDistance

tokenizer

Constructor Summary

UnsmoothedJS()

Method Summary

static void	main(java.lang.String[] argv)
protected double	smoothedProbability(Token tok, double freq, double totalWeight) Unsmoothed probability of the token
java.lang.String	toString()

Methods inherited from class com.wcohen.ss.JensenShannonDistance

backgroundProb, explainScore, prepare, score, train

Methods inherited from class com.wcohen.ss.AbstractTokenizedStringDistance

asBagOfTokens, prepare, setStringWrapperPool

Methods inherited from class com.wcohen.ss.AbstractStringDistance

addExample, doMain, explainScore, getDistance, hasNextQuery, nextQuery, prepare, score, setDistanceInstancePool

Methods inherited from class java.lang.Object

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

Constructor Detail

UnsmoothedJS

public UnsmoothedJS()

Method Detail

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object

smoothedProbability

protected double smoothedProbability(Token tok,
                                     double freq,
                                     double totalWeight)

Unsmoothed probability of the token

Specified by:

smoothedProbability in class JensenShannonDistance

main

public static void main(java.lang.String[] argv)