TFIDF (trident-ml 0.0.4 API)

public class TFIDF
extends Object
implements TextFeaturesExtractor, Serializable

Constructors
Constructor and Description
`TFIDF()`
`TFIDF(List<List<String>> documents, int featureSize)`

Methods
Modifier and Type	Method and Description
`double[]`	`extractFeatures(List<String> documentTerms)`
`Integer`	`getCorpusSize()`
`Map<String,Double>`	`getTermsInverseDocumentFrequencies()`
`protected double`	`idf(String term, List<List<String>> documents)`
`void`	`init(List<List<String>> documents, int featureSize)`
`void`	`setCorpusSize(Integer corpusSize)`
`void`	`setTermsInverseDocumentFrequencies(Map<String,Double> termsInverseDocumentFrequencies)`
`protected double`	`tf(String term, List<String> documentTerms)`
`protected double`	`tfIdf(String term, List<String> documentTerms)`

public TFIDF(List<List<String>> documents,
     int featureSize)

public void init(List<List<String>> documents,
        int featureSize)

protected double tf(String term,
        List<String> documentTerms)

protected double idf(String term,
         List<List<String>> documents)

protected double tfIdf(String term,
           List<String> documentTerms)

public void setCorpusSize(Integer corpusSize)

public Map<String,Double> getTermsInverseDocumentFrequencies()

public void setTermsInverseDocumentFrequencies(Map<String,Double> termsInverseDocumentFrequencies)

Class TFIDF