com.github.chen0040.lda

Class LdaModel

java.lang.Object

com.github.chen0040.lda.LdaModel

public class LdaModel
extends Object

Created by xschen on 11/3/15.

Field Summary

Fields

Modifier and Type	Field and Description
int[]	tokensPerTopic
int[]	topicCounts
List<Frequency>[]	topicWordCounts
int[]	vocabularyCounts
int[][]	wordTopicCounts

Constructor Summary

Constructors

Constructor and Description
LdaModel()

Method Summary

Modifier and Type	Method and Description
void	createTopicSummary(int length)
double	entropy(int[] counts)
String	getTopicSummary(int topicIndex)
void	initialize(List<String> words)
LdaModel	makeCopy()
void	sortTopicWords()
double	sumDocSortSmoothing()
List<com.github.chen0040.data.utils.TupleTwo<String,Integer>>	topicWords(int selectedTopicIndex, int length)
List<com.github.chen0040.data.text.VocabularyTableCell>	vocabularyTable(int maxSize)
int	wordCount()

Methods inherited from class java.lang.Object

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

Field Detail

wordTopicCounts

public int[][] wordTopicCounts

topicWordCounts

public List<Frequency>[] topicWordCounts

vocabularyCounts

public int[] vocabularyCounts

tokensPerTopic

public int[] tokensPerTopic

topicCounts

public int[] topicCounts

Constructor Detail

LdaModel

public LdaModel()

Method Detail

makeCopy

public LdaModel makeCopy()

topicWords

public List<com.github.chen0040.data.utils.TupleTwo<String,Integer>> topicWords(int selectedTopicIndex,
                                                                                int length)

sumDocSortSmoothing

public double sumDocSortSmoothing()

wordCount

public int wordCount()

sortTopicWords

public void sortTopicWords()

entropy

public double entropy(int[] counts)

vocabularyTable

public List<com.github.chen0040.data.text.VocabularyTableCell> vocabularyTable(int maxSize)

initialize

public void initialize(List<String> words)

createTopicSummary

public void createTopicSummary(int length)

getTopicSummary

public String getTopicSummary(int topicIndex)