prerna.math.RandVectorGenerator Maven / Gradle / Ivy
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* Copyright 2015 Defense Health Agency (DHA)
*
* If your use of this software does not include any GPLv2 components:
* 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
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* Unless required by applicable law or agreed to in writing, software
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
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* If your use of this software includes any GPLv2 components:
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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package prerna.math;
import java.util.ArrayList;
import java.util.Random;
import org.apache.commons.math3.random.RandomVectorGenerator;
public class RandVectorGenerator implements RandomVectorGenerator{
ArrayList startingPoints = new ArrayList();
double max = 1;
int size = 1;
public void setMax(double max) {
this.max = max;
}
public void setSize(int size) {
this.size = size;
}
public ArrayList getStartingPoints() {
return startingPoints;
}
@Override
public double[] nextVector() {
Random randomGenerator = new Random();
double val = max/4.0 + randomGenerator.nextDouble()*max*3.0/4.0;
double[] next = new double[size];
for(int i=0;i