org.carrot2.text.vsm

Interface ITermWeighting

All Known Implementing Classes:

LinearTfIdfTermWeighting, LogTfIdfTermWeighting, TfTermWeighting

public interface ITermWeighting

Calculates term weights for the term-document matrix.

See Also:

TermDocumentMatrixBuilder

Method Summary

Modifier and Type	Method and Description
double	calculateTermWeight(int termFrequency, int documentFrequency, int documentCount) Calculates the weight of a term for a single document.

Method Detail

calculateTermWeight

double calculateTermWeight(int termFrequency,
                           int documentFrequency,
                           int documentCount)

Calculates the weight of a term for a single document.

Parameters:

termFrequency - frequency of the term in the document

documentFrequency - the number of documents containing the term

documentCount - total number of documents