com.github.TKnudsen.ComplexDataObject.model.distanceMeasure.Double.DoubleDistanceMeasureTools Maven / Gradle / Ivy

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A library that models real-world objects in Java, referred to as ComplexDataObjects. Other features: IO and preprocessing of ComplexDataObjects.

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package com.github.TKnudsen.ComplexDataObject.model.distanceMeasure.Double;

import java.util.Arrays;
import java.util.List;

/**
 * 
 * Title: DoubleDistanceMeasureTools
 * 
 * 
 * 
 * Description:
 * 
 * 
 * 
 * Copyright: Copyright (c) 2018
 * 
 * 
 * @author Juergen Bernard
 * @version 1.01
 */
public class DoubleDistanceMeasureTools {
	public static DoubleDistanceMeasure getDistFunction(String distanceFunctionName) {

		DoubleDistanceMeasure distFunction = null;

		switch (distanceFunctionName) {
		case "EuclideanDistance":
			distFunction = new EuclideanDistanceMeasure();
			break;
		case "ManhattanDistance":
			distFunction = new ManhattanDistanceMeasure();
			break;
		case "ChebyshevDistance":
			distFunction = new ChebyshevDistance();
			break;
		default:
			System.err.println(
					"DoubleDistanceMeasureTools: unknown distance function name. returning Euclidean Distance.");
			distFunction = new EuclideanDistanceMeasure();
			break;
		}

		return distFunction;

	}

	public static List distanceMeasures() {
		return Arrays.asList(new String[] { "EuclideanDistance", "ChebyShevDistanceMeasure", "ManhattanDistance" });
	}
}