org.gcube.indexmanagement.featureindexlibrary.commons

Class DistanceCalculation

java.lang.Object

org.gcube.indexmanagement.featureindexlibrary.commons.DistanceCalculation

public class DistanceCalculation
extends Object

Distance computations

Author:

UoA

Constructor Summary

Constructors

Constructor and Description
DistanceCalculation()

Method Summary

Methods

Modifier and Type	Method and Description
static float	distance(float[] vector1, float[] vector2, float threshold, FIEnums.DistanceTypes distanceMeasure) Distance function
static float	distance(float[] vector1, float[] vector2, float threshold, FIEnums.DistanceTypes distanceMeasure, float[] weights) Distance function

Methods inherited from class java.lang.Object

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

Constructor Detail

DistanceCalculation

public DistanceCalculation()

Method Detail

distance

public static float distance(float[] vector1,
             float[] vector2,
             float threshold,
             FIEnums.DistanceTypes distanceMeasure)
                      throws Exception

Distance function

Parameters:

vector1 - the first vector

vector2 - the second vector

threshold - The threshold

distanceMeasure - The distance measure to use

Returns:

The distance measure

Throws:

Exception - An error

distance

public static float distance(float[] vector1,
             float[] vector2,
             float threshold,
             FIEnums.DistanceTypes distanceMeasure,
             float[] weights)
                      throws Exception

Distance function

Parameters:

vector1 - the first vector

vector2 - the second vector

threshold - The threshold

distanceMeasure - The distance measure to use

weights - weight per dimention

Returns:

The distance measure

Throws:

Exception - An error