de.l3s.icrawl.contentanalysis

Class DocumentVectorSimilarity

java.lang.Object

de.l3s.icrawl.contentanalysis.DocumentVectorSimilarity

All Implemented Interfaces:

Serializable

@ThreadSafe
public class DocumentVectorSimilarity
extends Object
implements Serializable

Class to compute the distance of a document to a document collection.

See Also:

Serialized Form

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	DocumentVectorSimilarity(Map<Locale,DocumentVector> referenceVectors, Map<Locale,de.l3s.icrawl.contentanalysis.LanguageModel.KeywordMatcher> matchers, Locale defaultLanguage, Map<Locale,Double> correctionFactors)
	DocumentVectorSimilarity(Map<String,Locale> referenceDocumentsToLanguage, Set<String> keywords, Set<NamedEntity> entities, int maxTerms, boolean useDF, Locale defaultLanguage, LanguageModels languageModels) Create a SpecSimilarity Object that is serializable and stores a reference to the input's document collection.

Method Summary

Modifier and Type	Method and Description
static DocumentVectorSimilarity	fromVectors(Map<Locale,DocumentVector> referenceVectors, Map<Locale,Set<String>> keywords, Locale defaultLanguage, LanguageModels languageModels, Map<Locale,Double> correctionFactors)
Map<Locale,Double>	getCorrectionFactors()
Map<Locale,de.l3s.icrawl.contentanalysis.LanguageModel.KeywordMatcher>	getMatchers()
Map<Locale,DocumentVector>	getReferenceVectors()
double	getSimilarity(Locale language, String text)
void	setLanguageModels(LanguageModels languageModels)
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

DocumentVectorSimilarity

public DocumentVectorSimilarity(Map<String,Locale> referenceDocumentsToLanguage,
                                Set<String> keywords,
                                Set<NamedEntity> entities,
                                int maxTerms,
                                boolean useDF,
                                Locale defaultLanguage,
                                LanguageModels languageModels)

Create a SpecSimilarity Object that is serializable and stores a reference to the input's document collection.

Parameters:

referenceDocumentsToLanguage - the document collection (each mapping to its language)

DocumentVectorSimilarity

protected DocumentVectorSimilarity(Map<Locale,DocumentVector> referenceVectors,
                                   Map<Locale,de.l3s.icrawl.contentanalysis.LanguageModel.KeywordMatcher> matchers,
                                   Locale defaultLanguage,
                                   Map<Locale,Double> correctionFactors)

Method Detail

fromVectors

public static DocumentVectorSimilarity fromVectors(Map<Locale,DocumentVector> referenceVectors,
                                                   Map<Locale,Set<String>> keywords,
                                                   Locale defaultLanguage,
                                                   LanguageModels languageModels,
                                                   Map<Locale,Double> correctionFactors)

setLanguageModels

public void setLanguageModels(LanguageModels languageModels)

toString

public String toString()

Overrides:

toString in class Object

getReferenceVectors

public Map<Locale,DocumentVector> getReferenceVectors()

getMatchers

public Map<Locale,de.l3s.icrawl.contentanalysis.LanguageModel.KeywordMatcher> getMatchers()

getCorrectionFactors

public Map<Locale,Double> getCorrectionFactors()

getSimilarity

public double getSimilarity(Locale language,
                            String text)