Package org.neo4j.gds.similarity.knn.metrics

Class Cosine

java.lang.Object

org.neo4j.gds.similarity.knn.metrics.Cosine

public final class Cosine
extends Object

We compute cosine similarity (normalised dot product) and turn it into a similarity metric by moving and clamping -1..1 into 0..1 using linear transformation.

Method Summary

Modifier and Type	Method	Description
static double	doubleMetric(double[] left, double[] right)
static double	floatMetric(float[] left, float[] right)

Methods inherited from class java.lang.Object

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

Method Details

floatMetric

public static double floatMetric(float[] left,
 float[] right)

doubleMetric

public static double doubleMetric(double[] left,
 double[] right)