CosineSimilarity (ClearTK TimeML 2.0.0 API)

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java.lang.Object
- org.cleartk.ml.feature.transform.extractor.CosineSimilarity

All Implemented Interfaces:

SimilarityFunction
```
public class CosineSimilarity
extends Object
implements SimilarityFunction
```
Copyright (c) 2012, Regents of the University of Colorado
All rights reserved.

Author:

Lee Becker

Constructor Summary

Constructors
Constructor and Description

CosineSimilarity()

Method Summary

Methods
Modifier and Type	Method and Description
`double`	`distance(Map<String,Double> vector1, Map<String,Double> vector2)`
`static double`	`dotProduct(Map<String,Double> vector1, Map<String,Double> vector2)`
`static double`	`magnitude(Map<String,Double> vector)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail
- CosineSimilarity
```
public CosineSimilarity()
```

Method Detail

distance

public double distance(Map<String,Double> vector1,
              Map<String,Double> vector2)

Specified by:: distance in interface SimilarityFunction

dotProduct

public static double dotProduct(Map<String,Double> vector1,
                Map<String,Double> vector2)

magnitude

public static double magnitude(Map<String,Double> vector)

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Copyright © 2014. All rights reserved.