Package it.unimi.dsi.law.vector

Class CosineSimilarityStrategy

java.lang.Object

it.unimi.dsi.law.vector.CosineSimilarityStrategy

All Implemented Interfaces:

SimilarityStrategy, Serializable

public class CosineSimilarityStrategy
extends Object
implements SimilarityStrategy

A class that compute the similarity between pattern using cosine similarity.

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor	Description
CosineSimilarityStrategy()

Method Summary

Modifier and Type	Method	Description
double	similarity(Vector v0, Vector v1)	Returns the similarity value between two vectors.

Methods inherited from class java.lang.Object

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

Constructor Details

CosineSimilarityStrategy

public CosineSimilarityStrategy()

Method Details

similarity

public double similarity(Vector v0,
Vector v1)

Description copied from interface: SimilarityStrategy

Returns the similarity value between two vectors.

Specified by:

similarity in interface SimilarityStrategy

Parameters:

v0 - the first vector.

v1 - the second vector.

Returns:

the similarity between vectors.