Here you can find the source of normVector(List
private static double normVector(List<Double> v1)
//package com.java2s; /**//from ww w . j av a 2 s . c o m * Copyright (C) 2014 Kenny Bastani * * 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. */ import java.util.*; public class Main { private static double normVector(List<Double> v1) { double result = 0.0; for (Double aV1 : v1) { result = result + (aV1 * aV1); } return Math.sqrt(result); } }