home | career | drupal | java | mac | mysql | perl | scala | uml | unix  
* <tr> * </table> * @author Argonne National Laboratory. MINPACK project. March 1980 (original fortran minpack tests) * @author Burton S. Garbow (original fortran minpack tests) * @author Kenneth E. Hillstrom (original fortran minpack tests) * @author Jorge J. More (original fortran minpack tests) * @author Luc Maisonobe (non-minpack tests and minpack tests Java translation) */ @Deprecated public class GaussNewtonOptimizerTest extends AbstractLeastSquaresOptimizerAbstractTest { @Override public AbstractLeastSquaresOptimizer createOptimizer() { return new GaussNewtonOptimizer(new SimpleVectorValueChecker(1.0e-6, 1.0e-6)); } @Test(expected=MathUnsupportedOperationException.class) public void testConstraintsUnsupported() { createOptimizer().optimize(new MaxEval(100), new Target(new double[] { 2 }), new Weight(new double[] { 1 }), new InitialGuess(new double[] { 1, 2 }), new SimpleBounds(new double[] { -10, 0 }, new double[] { 20, 30 })); } @Override @Test(expected = ConvergenceException.class) public void testMoreEstimatedParametersSimple() { /* * Exception is expected with this optimizer */ super.testMoreEstimatedParametersSimple(); } @Override @Test(expected=ConvergenceException.class) public void testMoreEstimatedParametersUnsorted() { /* * Exception is expected with this optimizer */ super.testMoreEstimatedParametersUnsorted(); } @Test(expected=TooManyEvaluationsException.class) public void testMaxEvaluations() throws Exception { CircleVectorial circle = new CircleVectorial(); circle.addPoint( 30.0, 68.0); circle.addPoint( 50.0, -6.0); circle.addPoint(110.0, -20.0); circle.addPoint( 35.0, 15.0); circle.addPoint( 45.0, 97.0); GaussNewtonOptimizer optimizer = new GaussNewtonOptimizer(new SimpleVectorValueChecker(1e-30, 1e-30)); optimizer.optimize(new MaxEval(100), circle.getModelFunction(), circle.getModelFunctionJacobian(), new Target(new double[] { 0, 0, 0, 0, 0 }), new Weight(new double[] { 1, 1, 1, 1, 1 }), new InitialGuess(new double[] { 98.680, 47.345 })); } @Override @Test(expected=ConvergenceException.class) public void testCircleFittingBadInit() { /* * This test does not converge with this optimizer. */ super.testCircleFittingBadInit(); } @Override @Test(expected = ConvergenceException.class) public void testHahn1() throws IOException { /* * TODO This test leads to a singular problem with the Gauss-Newton * optimizer. This should be inquired. */ super.testHahn1(); } }

Other Java examples (source code examples)

Here is a short list of links related to this Java GaussNewtonOptimizerTest.java source code file:

Java example source code file (GaussNewtonOptimizerTest.java)

This example Java source code file (GaussNewtonOptimizerTest.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstractleastsquaresoptimizer, abstractleastsquaresoptimizerabstracttest, circlevectorial, deprecated, gaussnewtonoptimizer, gaussnewtonoptimizertest, initialguess, ioexception, maxeval, override, simplebounds, target, test, weight

The GaussNewtonOptimizerTest.java Java example source code

 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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,
 * See the License for the specific language governing permissions and
 * limitations under the License.

package org.apache.commons.math3.optim.nonlinear.vector.jacobian;

import java.io.IOException;

import org.apache.commons.math3.exception.ConvergenceException;
import org.apache.commons.math3.exception.TooManyEvaluationsException;
import org.apache.commons.math3.exception.MathUnsupportedOperationException;
import org.apache.commons.math3.optim.SimpleVectorValueChecker;
import org.apache.commons.math3.optim.InitialGuess;
import org.apache.commons.math3.optim.MaxEval;
import org.apache.commons.math3.optim.SimpleBounds;
import org.apache.commons.math3.optim.nonlinear.vector.Target;
import org.apache.commons.math3.optim.nonlinear.vector.Weight;
import org.junit.Test;

 * <p>Some of the unit tests are re-implementations of the MINPACK  and  test files.
 * The redistribution policy for MINPACK is available <a
 * href="http://www.netlib.org/minpack/disclaimer">here</a>, for
 * convenience, it is reproduced below.</p>

 * <table border="0" width="80%" cellpadding="10" align="center" bgcolor="#E0E0E0">
 * <tr>
* Minpack Copyright Notice (1999) University of Chicago. * All rights reserved * </td>
* Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * <ol> * <li>Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer.</li> * <li>Redistributions in binary form must reproduce the above * copyright notice, this list of conditions and the following * disclaimer in the documentation and/or other materials provided * with the distribution.</li> * <li>The end-user documentation included with the redistribution, if any, * must include the following acknowledgment: * <code>This product includes software developed by the University of * Chicago, as Operator of Argonne National Laboratory.</code> * Alternately, this acknowledgment may appear in the software itself, * if and wherever such third-party acknowledgments normally appear.</li> * <li>WARRANTY DISCLAIMER. THE SOFTWARE IS SUPPLIED "AS IS" * WITHOUT WARRANTY OF ANY KIND. THE COPYRIGHT HOLDER, THE * UNITED STATES, THE UNITED STATES DEPARTMENT OF ENERGY, AND * THEIR EMPLOYEES: (1) DISCLAIM ANY WARRANTIES, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO ANY IMPLIED WARRANTIES * OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, TITLE * OR NON-INFRINGEMENT, (2) DO NOT ASSUME ANY LEGAL LIABILITY * OR RESPONSIBILITY FOR THE ACCURACY, COMPLETENESS, OR * USEFULNESS OF THE SOFTWARE, (3) DO NOT REPRESENT THAT USE OF * THE SOFTWARE WOULD NOT INFRINGE PRIVATELY OWNED RIGHTS, (4) * DO NOT WARRANT THAT THE SOFTWARE WILL FUNCTION * UNINTERRUPTED, THAT IT IS ERROR-FREE OR THAT ANY ERRORS WILL * BE CORRECTED.</strong> * <li>LIMITATION OF LIABILITY. IN NO EVENT WILL THE COPYRIGHT * HOLDER, THE UNITED STATES, THE UNITED STATES DEPARTMENT OF * ENERGY, OR THEIR EMPLOYEES: BE LIABLE FOR ANY INDIRECT, * INCIDENTAL, CONSEQUENTIAL, SPECIAL OR PUNITIVE DAMAGES OF * ANY KIND OR NATURE, INCLUDING BUT NOT LIMITED TO LOSS OF * PROFITS OR LOSS OF DATA, FOR ANY REASON WHATSOEVER, WHETHER * SUCH LIABILITY IS ASSERTED ON THE BASIS OF CONTRACT, TORT * (INCLUDING NEGLIGENCE OR STRICT LIABILITY), OR OTHERWISE, * EVEN IF ANY OF SAID PARTIES HAS BEEN WARNED OF THE * POSSIBILITY OF SUCH LOSS OR DAMAGES.</strong> * <ol>

my book on functional programming


new blog posts


Copyright 1998-2021 Alvin Alexander, alvinalexander.com
All Rights Reserved.

A percentage of advertising revenue from
pages under the /java/jwarehouse URI on this website is
paid back to open source projects.