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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_13) on Mon Jul 14 01:36:54 CEST 2008 --><TITLE>com.rapidminer.tools.math.optimization.ec.es (RapidMiner Class Documentation)</TITLE><META NAME="keywords" CONTENT="com.rapidminer.tools.math.optimization.ec.es package"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../../../../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="com.rapidminer.tools.math.optimization.ec.es (RapidMiner Class Documentation)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A 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//--></SCRIPT><NOSCRIPT> <A HREF="../../../../../../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><H2>Package com.rapidminer.tools.math.optimization.ec.es</H2>Evolutionary Strategies Optimization for real valued optimization problems.<P><B>See:</B><BR> <A HREF="#package_description"><B>Description</B></A><P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Interface Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/Mutation.html" title="interface in com.rapidminer.tools.math.optimization.ec.es">Mutation</A></B></TD><TD>A mutation operator which can be applied on the population.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/PopulationOperator.html" title="interface in com.rapidminer.tools.math.optimization.ec.es">PopulationOperator</A></B></TD><TD>A population operator which can be applied on the population.</TD></TR></TABLE> <P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Class Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/BoltzmannSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">BoltzmannSelection</A></B></TD><TD>Like RouletteWheel this population operator selects a given fixed number of individuals by subdividing a roulette wheel in sections of size proportional to the individuals' fitness values.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/Crossover.html" title="class in com.rapidminer.tools.math.optimization.ec.es">Crossover</A></B></TD><TD>Crossover operator for the values of an evolution strategies optimization.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/CutSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">CutSelection</A></B></TD><TD>Creates a new population by a deterministical selection of the best individuals.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/ElitistSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">ElitistSelection</A></B></TD><TD>Performs a very elitist selection by just adding the best individual for k times.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/ESOptimization.html" title="class in com.rapidminer.tools.math.optimization.ec.es">ESOptimization</A></B></TD><TD>Evolutionary Strategy approach for all real-valued optimization tasks.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/GaussianMutation.html" title="class in com.rapidminer.tools.math.optimization.ec.es">GaussianMutation</A></B></TD><TD>Changes the values by adding a gaussian distribution multiplied with the current variance.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/Individual.html" title="class in com.rapidminer.tools.math.optimization.ec.es">Individual</A></B></TD><TD>Individuals store information about the value vectors and the fitness.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/NonDominatedSortingSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">NonDominatedSortingSelection</A></B></TD><TD>Performs the non-dominated sorting selection from NSGA-II.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/Population.html" title="class in com.rapidminer.tools.math.optimization.ec.es">Population</A></B></TD><TD>A set of individuals.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/PopulationPlotter.html" title="class in com.rapidminer.tools.math.optimization.ec.es">PopulationPlotter</A></B></TD><TD>Plots the current generation's Pareto set.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/RankSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">RankSelection</A></B></TD><TD>Selects a given fixed number of individuals by subdividing a roulette wheel in sections of size proportional to the individuals' rank based on their fitness values.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/RouletteWheel.html" title="class in com.rapidminer.tools.math.optimization.ec.es">RouletteWheel</A></B></TD><TD>Selects a given fixed number of individuals by subdividing a roulette wheel in sections of size proportional to the individuals' fitness values.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/SparsityMutation.html" title="class in com.rapidminer.tools.math.optimization.ec.es">SparsityMutation</A></B></TD><TD>Checks for each value if it should mutated.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/StochasticUniversalSampling.html" title="class in com.rapidminer.tools.math.optimization.ec.es">StochasticUniversalSampling</A></B></TD><TD>Similar to a the roulette wheel selection the fitness values of all individuals build a partition of the 360 degrees of a wheel.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/SwitchingMutation.html" title="class in com.rapidminer.tools.math.optimization.ec.es">SwitchingMutation</A></B></TD><TD>Checks for each value if it should mutated.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/TournamentSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">TournamentSelection</A></B></TD><TD>Performs tournaments with k participants.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/UniformSelection.html" title="class in com.rapidminer.tools.math.optimization.ec.es">UniformSelection</A></B></TD><TD>Selects a given fixed number of individuals by uniformly sampling from the current population until the desired population size is reached.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/VarianceAdaption.html" title="class in com.rapidminer.tools.math.optimization.ec.es">VarianceAdaption</A></B></TD><TD>Implements the 1/5-Rule for dynamic parameter adaption of the variance of a <A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/GaussianMutation.html" title="class in com.rapidminer.tools.math.optimization.ec.es"><CODE>GaussianMutation</CODE></A>.</TD></TR></TABLE> <P><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Enum Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD WIDTH="15%"><B><A HREF="../../../../../../../com/rapidminer/tools/math/optimization/ec/es/OptimizationValueType.html" title="enum in com.rapidminer.tools.math.optimization.ec.es">OptimizationValueType</A></B></TD><TD>Evolutionary Strategy approach for all real-valued optimization tasks.</TD></TR></TABLE> <P><A NAME="package_description"><!-- --></A><H2>Package com.rapidminer.tools.math.optimization.ec.es Description</H2><P>Evolutionary Strategies Optimization for real valued optimization problems.<P><P><DL></DL><HR><!-- ======= 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