idl.tmt.util
Class TermFrequencyUtil

java.lang.Object
  |
  +--idl.tmt.util.TermFrequencyUtil

public class TermFrequencyUtil

extends java.lang.Object

Created on Apr 2, 2004

Author:

jelsas

Field Summary

private IndexedCollection	collection
private int	numClusters
private int	numDocs
private double[][]	numDocsWithTerm
private int	numTerms
private int[][]	termIDByRank

Constructor Summary

TermFrequencyUtil(IndexedCollection collection, HardClustering clustering)

Method Summary

private void	calculateNumDocsWithTerm(HardClustering clustering)
private void	calculateTermIDByRank()
int	getNumDocsWithTerm(int clusterID, int termID)
int	getTermIDByRank(int rank, int clusterID)
java.util.ArrayList	getTopNterms(int n, int clusterID)
void	printBottomNTerms(int n)
void	printTopNTerms(int n)
int[]	topNTerms(int n, int clusterID)

Methods inherited from class java.lang.Object

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

Field Detail

numClusters

private int numClusters

numTerms

private int numTerms

numDocs

private int numDocs

collection

private IndexedCollection collection

numDocsWithTerm

private double[][] numDocsWithTerm

termIDByRank

private int[][] termIDByRank

Constructor Detail

TermFrequencyUtil

public TermFrequencyUtil(IndexedCollection collection,
                         HardClustering clustering)

Method Detail

calculateNumDocsWithTerm

private void calculateNumDocsWithTerm(HardClustering clustering)

calculateTermIDByRank

private void calculateTermIDByRank()

getNumDocsWithTerm

public int getNumDocsWithTerm(int clusterID,
                              int termID)

printTopNTerms

public void printTopNTerms(int n)

getTopNterms

public java.util.ArrayList getTopNterms(int n,
                                        int clusterID)

topNTerms

public int[] topNTerms(int n,
                       int clusterID)

getTermIDByRank

public int getTermIDByRank(int rank,
                           int clusterID)

printBottomNTerms

public void printBottomNTerms(int n)