/* * 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, * 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. */ package org.apache.commons.math.optimization; import org.apache.commons.math.analysis.DifferentiableMultivariateVectorialFunction; import org.apache.commons.math.random.RandomVectorGenerator; /** * Special implementation of the {@link DifferentiableMultivariateVectorialOptimizer} * interface addind multi-start features to an existing optimizer. * * This class wraps a classical optimizer to use it several times in * turn with different starting points in order to avoid being trapped * into a local extremum when looking for a global one. * * @version $Id: MultiStartDifferentiableMultivariateVectorialOptimizer.java 1131229 2011-06-03 20:49:25Z luc $ * @since 2.0 */ public class MultiStartDifferentiableMultivariateVectorialOptimizer extends BaseMultiStartMultivariateVectorialOptimizer<DifferentiableMultivariateVectorialFunction> implements DifferentiableMultivariateVectorialOptimizer { /** * Create a multi-start optimizer from a single-start optimizer. * * @param optimizer Single-start optimizer to wrap. * @param starts Number of starts to perform (including the * first one), multi-start is disabled if value is less than or * equal to 1. * @param generator Random vector generator to use for restarts. */ public MultiStartDifferentiableMultivariateVectorialOptimizer( final DifferentiableMultivariateVectorialOptimizer optimizer, final int starts, final RandomVectorGenerator generator) { super(optimizer, starts, generator); } }