Java tutorial
//package com.java2s; /* * Copyright 2015 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { /** * Returns the euclidean distance between two LAB colors. */ public static double distanceEuclidean(double[] labX, double[] labY) { return Math.sqrt( Math.pow(labX[0] - labY[0], 2) + Math.pow(labX[1] - labY[1], 2) + Math.pow(labX[2] - labY[2], 2)); } }