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<h1>moeoIBEA.h</h1><div class="fragment"><pre class="fragment"><a name="l00001"></a>00001 <span class="comment">// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; -*-</span>
|
||||
<a name="l00002"></a>00002
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||||
<a name="l00003"></a>00003 <span class="comment">//-----------------------------------------------------------------------------</span>
|
||||
<a name="l00004"></a>00004 <span class="comment">// moeoIBEASorting.h</span>
|
||||
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2006</span>
|
||||
<a name="l00006"></a>00006 <span class="comment">/*</span>
|
||||
<a name="l00007"></a>00007 <span class="comment"> This library...</span>
|
||||
<a name="l00008"></a>00008 <span class="comment"></span>
|
||||
<a name="l00009"></a>00009 <span class="comment"> Contact: paradiseo-help@lists.gforge.inria.fr, http://paradiseo.gforge.inria.fr</span>
|
||||
<a name="l00010"></a>00010 <span class="comment"> */</span>
|
||||
<a name="l00011"></a>00011 <span class="comment">//-----------------------------------------------------------------------------</span>
|
||||
<a name="l00012"></a>00012
|
||||
<a name="l00013"></a>00013
|
||||
<a name="l00014"></a>00014 <span class="preprocessor">#ifndef _moeoIBEASorting_h</span>
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||||
<a name="l00015"></a>00015 <span class="preprocessor"></span><span class="preprocessor">#define _moeoIBEASorting_h</span>
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||||
<a name="l00016"></a>00016 <span class="preprocessor"></span>
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||||
<a name="l00017"></a>00017 <span class="preprocessor">#include <math.h></span>
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||||
<a name="l00018"></a>00018 <span class="preprocessor">#include <list></span>
|
||||
<a name="l00019"></a>00019 <span class="preprocessor">#include <eoPop.h></span>
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||||
<a name="l00020"></a>00020 <span class="preprocessor">#include <eoPerf2Worth.h></span>
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||||
<a name="l00021"></a>00021 <span class="preprocessor">#include "moeoBinaryQualityIndicator.h"</span>
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||||
<a name="l00022"></a>00022
|
||||
<a name="l00023"></a>00023
|
||||
<a name="l00028"></a><a class="code" href="classmoeoIBEA.html">00028</a> <span class="keyword">template</span> < <span class="keyword">class</span> EOT, <span class="keyword">class</span> Fitness > <span class="keyword">class </span><a class="code" href="classmoeoIBEA.html">moeoIBEA</a>:<span class="keyword">public</span> <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_perf2_worth_cached.html">eoPerf2WorthCached</a> < EOT,
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<a name="l00029"></a>00029 double >
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||||
<a name="l00030"></a>00030 {
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||||
<a name="l00031"></a>00031
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||||
<a name="l00032"></a>00032 <span class="keyword">public</span>:
|
||||
<a name="l00034"></a>00034 <span class="keyword">using</span> <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">eoPerf2WorthCached < EOT, double >::value</a>;
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||||
<a name="l00035"></a>00035
|
||||
<a name="l00036"></a><a class="code" href="classmoeoIBEA.html#3de9693e4e8a723b2e40864ac1f4ac65">00036</a> <a class="code" href="classmoeoIBEA.html#3de9693e4e8a723b2e40864ac1f4ac65">moeoIBEA</a> (moeoBinaryQualityIndicator < Fitness > *_I)
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||||
<a name="l00037"></a>00037 {
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||||
<a name="l00038"></a>00038 <a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">I</a> = _I;
|
||||
<a name="l00039"></a>00039 }
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||||
<a name="l00040"></a>00040
|
||||
<a name="l00041"></a>00041
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||||
<a name="l00046"></a><a class="code" href="classmoeoIBEA.html#9e8738189ef146eb2e6ecb19c9709a31">00046</a> <span class="keywordtype">void</span> <a class="code" href="classmoeoIBEA.html#9e8738189ef146eb2e6ecb19c9709a31">calculate_worths</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
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||||
<a name="l00047"></a>00047 {
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<a name="l00048"></a>00048 <span class="comment">/* resizing the worths beforehand */</span>
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||||
<a name="l00049"></a>00049 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ().resize (_pop.size ());
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<a name="l00050"></a>00050
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||||
<a name="l00051"></a>00051 <span class="comment">/* computation and setting of the bounds for each objective */</span>
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<a name="l00052"></a>00052 setBounds (_pop);
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<a name="l00053"></a>00053
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<a name="l00054"></a>00054 <span class="comment">/* computation of the fitness for each individual */</span>
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<a name="l00055"></a>00055 fitnesses (_pop);
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<a name="l00056"></a>00056
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<a name="l00057"></a>00057 <span class="comment">// higher is better, so invert the value</span>
|
||||
<a name="l00058"></a>00058 <span class="keywordtype">double</span> max = *std::max_element (<a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ().begin (), <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ().end ());
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||||
<a name="l00059"></a>00059 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ().size (); i++)
|
||||
<a name="l00060"></a>00060 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i] = max - <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i];
|
||||
<a name="l00061"></a>00061 }
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||||
<a name="l00062"></a>00062
|
||||
<a name="l00063"></a>00063
|
||||
<a name="l00064"></a>00064 <span class="keyword">protected</span>:
|
||||
<a name="l00065"></a>00065
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<a name="l00067"></a><a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">00067</a> moeoBinaryQualityIndicator < Fitness > *<a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">I</a>;
|
||||
<a name="l00068"></a>00068
|
||||
<a name="l00069"></a>00069 <span class="keyword">virtual</span> <span class="keywordtype">void</span> setBounds (<span class="keyword">const</span> eoPop < EOT > &_pop) = 0;
|
||||
<a name="l00070"></a>00070 <span class="keyword">virtual</span> <span class="keywordtype">void</span> fitnesses (<span class="keyword">const</span> eoPop < EOT > &_pop) = 0;
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<a name="l00071"></a>00071
|
||||
<a name="l00072"></a>00072 };
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||||
<a name="l00073"></a>00073
|
||||
<a name="l00074"></a>00074
|
||||
<a name="l00075"></a>00075
|
||||
<a name="l00076"></a>00076
|
||||
<a name="l00077"></a>00077
|
||||
<a name="l00084"></a><a class="code" href="classmoeoIBEASorting.html">00084</a> <span class="keyword">template</span> < <span class="keyword">class</span> EOT, <span class="keyword">class</span> Fitness = <span class="keyword">typename</span> EOT::Fitness > <span class="keyword">class </span><a class="code" href="classmoeoIBEASorting.html">moeoIBEASorting</a>:<span class="keyword">public</span> <a class="code" href="classmoeoIBEA.html">moeoIBEA</a> < EOT,
|
||||
<a name="l00085"></a>00085 Fitness
|
||||
<a name="l00086"></a>00086 >
|
||||
<a name="l00087"></a>00087 {
|
||||
<a name="l00088"></a>00088
|
||||
<a name="l00089"></a>00089 <span class="keyword">public</span>:
|
||||
<a name="l00090"></a>00090
|
||||
<a name="l00096"></a><a class="code" href="classmoeoIBEASorting.html#4d00a499f4d03b8cf66e9ce8f68cb174">00096</a> <a class="code" href="classmoeoIBEASorting.html#4d00a499f4d03b8cf66e9ce8f68cb174">moeoIBEASorting</a> (moeoBinaryQualityIndicator < Fitness > *_I,
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||||
<a name="l00097"></a>00097 <span class="keyword">const</span> <span class="keywordtype">double</span> _kappa):
|
||||
<a name="l00098"></a>00098 <a class="code" href="classmoeoIBEA.html">moeoIBEA</a> <
|
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<a name="l00099"></a>00099 EOT,
|
||||
<a name="l00100"></a>00100 Fitness > (_I)
|
||||
<a name="l00101"></a>00101 {
|
||||
<a name="l00102"></a>00102 <a class="code" href="classmoeoIBEASorting.html#4789daab5ea5e215075d7430f343a321">kappa</a> = _kappa;
|
||||
<a name="l00103"></a>00103 }
|
||||
<a name="l00104"></a>00104
|
||||
<a name="l00105"></a>00105
|
||||
<a name="l00106"></a>00106 <span class="keyword">private</span>:
|
||||
<a name="l00108"></a>00108 <span class="keyword">using</span> moeoIBEA < EOT, Fitness >::I;
|
||||
<a name="l00110"></a>00110 <span class="keyword">using</span> moeoIBEA < EOT, Fitness >::value;
|
||||
<a name="l00112"></a>00112 <span class="keywordtype">double</span>
|
||||
<a name="l00113"></a><a class="code" href="classmoeoIBEASorting.html#4789daab5ea5e215075d7430f343a321">00113</a> <a class="code" href="classmoeoIBEASorting.html#4789daab5ea5e215075d7430f343a321">kappa</a>;
|
||||
<a name="l00114"></a>00114
|
||||
<a name="l00115"></a>00115
|
||||
<a name="l00120"></a>00120 <span class="keywordtype">void</span>
|
||||
<a name="l00121"></a><a class="code" href="classmoeoIBEASorting.html#f29f38584c69217f25e904118f6bfb2b">00121</a> <a class="code" href="classmoeoIBEASorting.html#f29f38584c69217f25e904118f6bfb2b">setBounds</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00122"></a>00122 {
|
||||
<a name="l00123"></a>00123 <span class="keyword">typedef</span>
|
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<a name="l00124"></a>00124 <span class="keyword">typename</span>
|
||||
<a name="l00125"></a>00125 EOT::Fitness::fitness_traits
|
||||
<a name="l00126"></a>00126 traits;
|
||||
<a name="l00127"></a>00127 <span class="keywordtype">double</span>
|
||||
<a name="l00128"></a>00128 min,
|
||||
<a name="l00129"></a>00129 max;
|
||||
<a name="l00130"></a>00130 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < traits::nObjectives (); i++)
|
||||
<a name="l00131"></a>00131 {
|
||||
<a name="l00132"></a>00132 min = _pop[0].fitness ()[i];
|
||||
<a name="l00133"></a>00133 max = _pop[0].fitness ()[i];
|
||||
<a name="l00134"></a>00134 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 1; j < _pop.size (); j++)
|
||||
<a name="l00135"></a>00135 {
|
||||
<a name="l00136"></a>00136 min = std::min (min, _pop[j].fitness ()[i]);
|
||||
<a name="l00137"></a>00137 max = std::max (max, _pop[j].fitness ()[i]);
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||||
<a name="l00138"></a>00138 }
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||||
<a name="l00139"></a>00139 <span class="comment">// setting of the bounds for the objective i</span>
|
||||
<a name="l00140"></a>00140 <a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">I</a>-><a class="code" href="classmoeoBinaryQualityIndicator.html#a08220a55c86a4e0dd1c8977eb625c9f">setBounds</a> (i, min, max);
|
||||
<a name="l00141"></a>00141 }
|
||||
<a name="l00142"></a>00142 }
|
||||
<a name="l00143"></a>00143
|
||||
<a name="l00144"></a>00144
|
||||
<a name="l00149"></a>00149 <span class="keywordtype">void</span>
|
||||
<a name="l00150"></a><a class="code" href="classmoeoIBEASorting.html#63c3953d362b41e875e6e7759a308e07">00150</a> <a class="code" href="classmoeoIBEASorting.html#63c3953d362b41e875e6e7759a308e07">fitnesses</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00151"></a>00151 {
|
||||
<a name="l00152"></a>00152 <span class="comment">// reprsentation of the fitness components</span>
|
||||
<a name="l00153"></a>00153 std::vector < std::vector < double > >
|
||||
<a name="l00154"></a>00154 fitComponents (_pop.size (), _pop.size ());
|
||||
<a name="l00155"></a>00155 <span class="comment">// the maximum absolute indicator value</span>
|
||||
<a name="l00156"></a>00156 <span class="keywordtype">double</span>
|
||||
<a name="l00157"></a>00157 maxAbsoluteIndicatorValue = 0;
|
||||
<a name="l00158"></a>00158
|
||||
<a name="l00159"></a>00159 <span class="comment">// computation of the indicator values and of the maximum absolute indicator value</span>
|
||||
<a name="l00160"></a>00160 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00161"></a>00161 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00162"></a>00162 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00163"></a>00163 {
|
||||
<a name="l00164"></a>00164 fitComponents[i][j] =
|
||||
<a name="l00165"></a>00165 (*I) (_pop[i].fitness (), _pop[j].fitness ());
|
||||
<a name="l00166"></a>00166 maxAbsoluteIndicatorValue =
|
||||
<a name="l00167"></a>00167 std::max (maxAbsoluteIndicatorValue,
|
||||
<a name="l00168"></a>00168 fabs (fitComponents[i][j]));
|
||||
<a name="l00169"></a>00169 }
|
||||
<a name="l00170"></a>00170
|
||||
<a name="l00171"></a>00171 <span class="comment">// computation of the fitness components for each pair of individuals</span>
|
||||
<a name="l00172"></a>00172 <span class="comment">// if maxAbsoluteIndicatorValue==0, every individuals have the same fitness values for all objectives (already = 0)</span>
|
||||
<a name="l00173"></a>00173 <span class="keywordflow">if</span> (maxAbsoluteIndicatorValue != 0)
|
||||
<a name="l00174"></a>00174 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00175"></a>00175 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00176"></a>00176 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00177"></a>00177 fitComponents[i][j] =
|
||||
<a name="l00178"></a>00178 exp (-fitComponents[i][j] /
|
||||
<a name="l00179"></a>00179 (maxAbsoluteIndicatorValue * <a class="code" href="classmoeoIBEASorting.html#4789daab5ea5e215075d7430f343a321">kappa</a>));
|
||||
<a name="l00180"></a>00180
|
||||
<a name="l00181"></a>00181 <span class="comment">// computation of the fitness for each individual</span>
|
||||
<a name="l00182"></a>00182 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00183"></a>00183 {
|
||||
<a name="l00184"></a>00184 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i] = 0;
|
||||
<a name="l00185"></a>00185 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00186"></a>00186 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00187"></a>00187 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i] += fitComponents[j][i];
|
||||
<a name="l00188"></a>00188 }
|
||||
<a name="l00189"></a>00189 }
|
||||
<a name="l00190"></a>00190
|
||||
<a name="l00191"></a>00191 };
|
||||
<a name="l00192"></a>00192
|
||||
<a name="l00193"></a>00193
|
||||
<a name="l00194"></a>00194
|
||||
<a name="l00195"></a>00195
|
||||
<a name="l00196"></a>00196
|
||||
<a name="l00203"></a><a class="code" href="classmoeoIBEAStochSorting.html">00203</a> <span class="keyword">template</span> < <span class="keyword">class</span> EOT, <span class="keyword">class</span> FitnessEval = <span class="keyword">typename</span> EOT::Fitness::FitnessEval > <span class="keyword">class </span><a class="code" href="classmoeoIBEAStochSorting.html">moeoIBEAStochSorting</a>:<span class="keyword">public</span> <a class="code" href="classmoeoIBEA.html">moeoIBEA</a> < EOT,
|
||||
<a name="l00204"></a>00204 FitnessEval
|
||||
<a name="l00205"></a>00205 >
|
||||
<a name="l00206"></a>00206 {
|
||||
<a name="l00207"></a>00207
|
||||
<a name="l00208"></a>00208 <span class="keyword">public</span>:
|
||||
<a name="l00209"></a>00209
|
||||
<a name="l00214"></a><a class="code" href="classmoeoIBEAStochSorting.html#675d3ff90643f398b8aacbea5ea7eb31">00214</a> <a class="code" href="classmoeoIBEAStochSorting.html#675d3ff90643f398b8aacbea5ea7eb31">moeoIBEAStochSorting</a> (moeoBinaryQualityIndicator < FitnessEval > *_I):<a class="code" href="classmoeoIBEA.html">moeoIBEA</a> < EOT,
|
||||
<a name="l00215"></a>00215 FitnessEval >
|
||||
<a name="l00216"></a>00216 (_I)
|
||||
<a name="l00217"></a>00217 {
|
||||
<a name="l00218"></a>00218 }
|
||||
<a name="l00219"></a>00219
|
||||
<a name="l00220"></a>00220
|
||||
<a name="l00221"></a>00221 <span class="keyword">private</span>:
|
||||
<a name="l00223"></a>00223 <span class="keyword">using</span> moeoIBEAStochSorting < EOT, FitnessEval >::I;
|
||||
<a name="l00225"></a>00225 <span class="keyword">using</span> moeoIBEAStochSorting < EOT, FitnessEval >::value;
|
||||
<a name="l00226"></a>00226
|
||||
<a name="l00227"></a>00227
|
||||
<a name="l00231"></a>00231 <span class="keyword">static</span> <span class="keywordtype">double</span>
|
||||
<a name="l00232"></a><a class="code" href="classmoeoIBEAStochSorting.html#3426ae274256fe8cedb9e0c009f81e15">00232</a> <a class="code" href="classmoeoIBEAStochSorting.html#3426ae274256fe8cedb9e0c009f81e15">zero</a> ()
|
||||
<a name="l00233"></a>00233 {
|
||||
<a name="l00234"></a>00234 <span class="keywordflow">return</span> 1e-7;
|
||||
<a name="l00235"></a>00235 }
|
||||
<a name="l00236"></a>00236
|
||||
<a name="l00237"></a>00237
|
||||
<a name="l00242"></a>00242 <span class="keywordtype">void</span>
|
||||
<a name="l00243"></a><a class="code" href="classmoeoIBEAStochSorting.html#c23afa90c4eb5b21bb8f118c968ed0a2">00243</a> <a class="code" href="classmoeoIBEAStochSorting.html#c23afa90c4eb5b21bb8f118c968ed0a2">setBounds</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00244"></a>00244 {
|
||||
<a name="l00245"></a>00245 <span class="keyword">typedef</span>
|
||||
<a name="l00246"></a>00246 <span class="keyword">typename</span>
|
||||
<a name="l00247"></a>00247 EOT::Fitness::FitnessTraits
|
||||
<a name="l00248"></a>00248 traits;
|
||||
<a name="l00249"></a>00249 <span class="keywordtype">double</span>
|
||||
<a name="l00250"></a>00250 min,
|
||||
<a name="l00251"></a>00251 max;
|
||||
<a name="l00252"></a>00252 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < traits::nObjectives (); i++)
|
||||
<a name="l00253"></a>00253 {
|
||||
<a name="l00254"></a>00254 min = _pop[0].fitness ().minimum (i);
|
||||
<a name="l00255"></a>00255 max = _pop[0].fitness ().maximum (i);
|
||||
<a name="l00256"></a>00256 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 1; j < _pop.size (); j++)
|
||||
<a name="l00257"></a>00257 {
|
||||
<a name="l00258"></a>00258 min = std::min (min, _pop[j].fitness ().minimum (i));
|
||||
<a name="l00259"></a>00259 max = std::max (max, _pop[j].fitness ().maximum (i));
|
||||
<a name="l00260"></a>00260 }
|
||||
<a name="l00261"></a>00261 <span class="comment">// setting of the bounds for the ith objective</span>
|
||||
<a name="l00262"></a>00262 <a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">I</a>-><a class="code" href="classmoeoBinaryQualityIndicator.html#a08220a55c86a4e0dd1c8977eb625c9f">setBounds</a> (i, min, max);
|
||||
<a name="l00263"></a>00263 }
|
||||
<a name="l00264"></a>00264 }
|
||||
<a name="l00265"></a>00265
|
||||
<a name="l00266"></a>00266
|
||||
<a name="l00271"></a>00271 <span class="keywordtype">void</span>
|
||||
<a name="l00272"></a><a class="code" href="classmoeoIBEAStochSorting.html#b75848ab2c0d03058b48147f11105dcb">00272</a> <a class="code" href="classmoeoIBEAStochSorting.html#b75848ab2c0d03058b48147f11105dcb">fitnesses</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00273"></a>00273 {
|
||||
<a name="l00274"></a>00274 <span class="keyword">typedef</span>
|
||||
<a name="l00275"></a>00275 <span class="keyword">typename</span>
|
||||
<a name="l00276"></a>00276 EOT::Fitness::FitnessTraits
|
||||
<a name="l00277"></a>00277 traits;
|
||||
<a name="l00278"></a>00278 <span class="keywordtype">unsigned</span>
|
||||
<a name="l00279"></a>00279 nEval = traits::nEvaluations ();
|
||||
<a name="l00280"></a>00280 <span class="keywordtype">unsigned</span>
|
||||
<a name="l00281"></a>00281 index;
|
||||
<a name="l00282"></a>00282 <span class="keywordtype">double</span>
|
||||
<a name="l00283"></a>00283 eiv,
|
||||
<a name="l00284"></a>00284 p,
|
||||
<a name="l00285"></a>00285 sumP,
|
||||
<a name="l00286"></a>00286 iValue;
|
||||
<a name="l00287"></a>00287 std::list < std::pair < double, unsigned > >
|
||||
<a name="l00288"></a>00288 l;
|
||||
<a name="l00289"></a>00289 std::vector < unsigned >
|
||||
<a name="l00290"></a>00290 n (_pop.size ());
|
||||
<a name="l00291"></a>00291
|
||||
<a name="l00292"></a>00292 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> ind = 0; ind < _pop.size (); ind++)
|
||||
<a name="l00293"></a>00293 {
|
||||
<a name="l00294"></a>00294 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[ind] = 0.0; <span class="comment">// fitness value for the individual ind</span>
|
||||
<a name="l00295"></a>00295 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> eval = 0; eval < nEval; eval++)
|
||||
<a name="l00296"></a>00296 {
|
||||
<a name="l00297"></a>00297
|
||||
<a name="l00298"></a>00298 <span class="comment">// I-values computation for the evaluation eval of the individual ind</span>
|
||||
<a name="l00299"></a>00299 l.clear ();
|
||||
<a name="l00300"></a>00300 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00301"></a>00301 {
|
||||
<a name="l00302"></a>00302 <span class="keywordflow">if</span> (i != ind)
|
||||
<a name="l00303"></a>00303 {
|
||||
<a name="l00304"></a>00304 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < nEval; j++)
|
||||
<a name="l00305"></a>00305 {
|
||||
<a name="l00306"></a>00306 std::pair < double, unsigned >
|
||||
<a name="l00307"></a>00307 pa;
|
||||
<a name="l00308"></a>00308 <span class="comment">// I-value</span>
|
||||
<a name="l00309"></a>00309 pa.first =
|
||||
<a name="l00310"></a>00310 (*I) (_pop[ind].fitness ()[eval],
|
||||
<a name="l00311"></a>00311 _pop[i].fitness ()[j]);
|
||||
<a name="l00312"></a>00312 <span class="comment">// index of the individual</span>
|
||||
<a name="l00313"></a>00313 pa.second = i;
|
||||
<a name="l00314"></a>00314 <span class="comment">// append this to the list</span>
|
||||
<a name="l00315"></a>00315 l.push_back (pa);
|
||||
<a name="l00316"></a>00316 }
|
||||
<a name="l00317"></a>00317 }
|
||||
<a name="l00318"></a>00318 }
|
||||
<a name="l00319"></a>00319
|
||||
<a name="l00320"></a>00320 <span class="comment">// sorting of the I-values (in decreasing order)</span>
|
||||
<a name="l00321"></a>00321 l.sort ();
|
||||
<a name="l00322"></a>00322
|
||||
<a name="l00323"></a>00323 <span class="comment">// computation of the Expected Indicator Value (eiv) for the evaluation eval of the individual ind</span>
|
||||
<a name="l00324"></a>00324 eiv = 0.0;
|
||||
<a name="l00325"></a>00325 n.assign (n.size (), 0); <span class="comment">// n[i]==0 for all i</span>
|
||||
<a name="l00326"></a>00326 sumP = 0.0;
|
||||
<a name="l00327"></a>00327 <span class="keywordflow">while</span> (((1 - sumP) > <a class="code" href="classmoeoIBEAStochSorting.html#3426ae274256fe8cedb9e0c009f81e15">zero</a> ()) && (l.size () > 0))
|
||||
<a name="l00328"></a>00328 {
|
||||
<a name="l00329"></a>00329 <span class="comment">// we use the last element of the list (the greatest one)</span>
|
||||
<a name="l00330"></a>00330 iValue = l.back ().first;
|
||||
<a name="l00331"></a>00331 index = l.back ().second;
|
||||
<a name="l00332"></a>00332 <span class="comment">// computation of the probability to appear</span>
|
||||
<a name="l00333"></a>00333 p = (1.0 / (nEval - n[index])) * (1.0 - sumP);
|
||||
<a name="l00334"></a>00334 <span class="comment">// eiv update</span>
|
||||
<a name="l00335"></a>00335 eiv += p * iValue;
|
||||
<a name="l00336"></a>00336 <span class="comment">// update of the number of elements for individual index</span>
|
||||
<a name="l00337"></a>00337 n[index]++;
|
||||
<a name="l00338"></a>00338 <span class="comment">// removing the last element of the list</span>
|
||||
<a name="l00339"></a>00339 l.pop_back ();
|
||||
<a name="l00340"></a>00340 <span class="comment">// sum of p update</span>
|
||||
<a name="l00341"></a>00341 sumP += p;
|
||||
<a name="l00342"></a>00342 }
|
||||
<a name="l00343"></a>00343 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[ind] += eiv / nEval;
|
||||
<a name="l00344"></a>00344 }
|
||||
<a name="l00345"></a>00345 }
|
||||
<a name="l00346"></a>00346
|
||||
<a name="l00347"></a>00347 }
|
||||
<a name="l00348"></a>00348
|
||||
<a name="l00349"></a>00349 };
|
||||
<a name="l00350"></a>00350
|
||||
<a name="l00351"></a>00351
|
||||
<a name="l00352"></a>00352
|
||||
<a name="l00353"></a>00353
|
||||
<a name="l00354"></a>00354
|
||||
<a name="l00361"></a><a class="code" href="classmoeoIBEAAvgSorting.html">00361</a> <span class="keyword">template</span> < <span class="keyword">class</span> EOT, <span class="keyword">class</span> FitnessEval = <span class="keyword">typename</span> EOT::Fitness::FitnessEval > <span class="keyword">class </span><a class="code" href="classmoeoIBEAAvgSorting.html">moeoIBEAAvgSorting</a>:<span class="keyword">public</span> <a class="code" href="classmoeoIBEA.html">moeoIBEA</a> < EOT,
|
||||
<a name="l00362"></a>00362 FitnessEval
|
||||
<a name="l00363"></a>00363 >
|
||||
<a name="l00364"></a>00364 {
|
||||
<a name="l00365"></a>00365
|
||||
<a name="l00366"></a>00366 <span class="keyword">public</span>:
|
||||
<a name="l00367"></a>00367
|
||||
<a name="l00373"></a><a class="code" href="classmoeoIBEAAvgSorting.html#02056e5794eb5c1d0e3d9d1cbb347c41">00373</a> <a class="code" href="classmoeoIBEAAvgSorting.html#02056e5794eb5c1d0e3d9d1cbb347c41">moeoIBEAAvgSorting</a> (moeoBinaryQualityIndicator < FitnessEval > *_I,
|
||||
<a name="l00374"></a>00374 <span class="keyword">const</span> <span class="keywordtype">double</span> _kappa):
|
||||
<a name="l00375"></a>00375 <a class="code" href="classmoeoIBEA.html">moeoIBEA</a> <
|
||||
<a name="l00376"></a>00376 EOT,
|
||||
<a name="l00377"></a>00377 FitnessEval > (_I)
|
||||
<a name="l00378"></a>00378 {
|
||||
<a name="l00379"></a>00379 <a class="code" href="classmoeoIBEAAvgSorting.html#89375a49f85c93492b59dc8450b8a983">kappa</a> = _kappa;
|
||||
<a name="l00380"></a>00380 }
|
||||
<a name="l00381"></a>00381
|
||||
<a name="l00382"></a>00382
|
||||
<a name="l00383"></a>00383 <span class="keyword">private</span>:
|
||||
<a name="l00385"></a>00385 <span class="keyword">using</span> moeoIBEAAvgSorting < EOT, FitnessEval >::I;
|
||||
<a name="l00387"></a>00387 <span class="keyword">using</span> moeoIBEAAvgSorting < EOT, FitnessEval >::value;
|
||||
<a name="l00389"></a>00389 <span class="keywordtype">double</span>
|
||||
<a name="l00390"></a><a class="code" href="classmoeoIBEAAvgSorting.html#89375a49f85c93492b59dc8450b8a983">00390</a> <a class="code" href="classmoeoIBEAAvgSorting.html#89375a49f85c93492b59dc8450b8a983">kappa</a>;
|
||||
<a name="l00391"></a>00391
|
||||
<a name="l00392"></a>00392
|
||||
<a name="l00397"></a>00397 <span class="keywordtype">void</span>
|
||||
<a name="l00398"></a><a class="code" href="classmoeoIBEAAvgSorting.html#b62fcfda9ac75352479fa06952754f90">00398</a> <a class="code" href="classmoeoIBEAAvgSorting.html#b62fcfda9ac75352479fa06952754f90">setBounds</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00399"></a>00399 {
|
||||
<a name="l00400"></a>00400 <span class="keyword">typedef</span>
|
||||
<a name="l00401"></a>00401 <span class="keyword">typename</span>
|
||||
<a name="l00402"></a>00402 EOT::Fitness::FitnessTraits
|
||||
<a name="l00403"></a>00403 traits;
|
||||
<a name="l00404"></a>00404 <span class="keywordtype">double</span>
|
||||
<a name="l00405"></a>00405 min,
|
||||
<a name="l00406"></a>00406 max;
|
||||
<a name="l00407"></a>00407 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < traits::nObjectives (); i++)
|
||||
<a name="l00408"></a>00408 {
|
||||
<a name="l00409"></a>00409 min = _pop[0].fitness ().averagedParetoFitnessObject ()[i];
|
||||
<a name="l00410"></a>00410 max = _pop[0].fitness ().averagedParetoFitnessObject ()[i];
|
||||
<a name="l00411"></a>00411 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 1; j < _pop.size (); j++)
|
||||
<a name="l00412"></a>00412 {
|
||||
<a name="l00413"></a>00413 min =
|
||||
<a name="l00414"></a>00414 std::min (min,
|
||||
<a name="l00415"></a>00415 _pop[j].fitness ().averagedParetoFitnessObject ()[i]);
|
||||
<a name="l00416"></a>00416 max =
|
||||
<a name="l00417"></a>00417 std::max (max,
|
||||
<a name="l00418"></a>00418 _pop[j].fitness ().averagedParetoFitnessObject ()[i]);
|
||||
<a name="l00419"></a>00419 }
|
||||
<a name="l00420"></a>00420 <span class="comment">// setting of the bounds for the objective i</span>
|
||||
<a name="l00421"></a>00421 <a class="code" href="classmoeoIBEA.html#15ef4c06c2bf6101e5c3d36e162a3965">I</a>-><a class="code" href="classmoeoBinaryQualityIndicator.html#a08220a55c86a4e0dd1c8977eb625c9f">setBounds</a> (i, min, max);
|
||||
<a name="l00422"></a>00422 }
|
||||
<a name="l00423"></a>00423 }
|
||||
<a name="l00424"></a>00424
|
||||
<a name="l00425"></a>00425
|
||||
<a name="l00430"></a>00430 <span class="keywordtype">void</span>
|
||||
<a name="l00431"></a><a class="code" href="classmoeoIBEAAvgSorting.html#e88f9280e5c81cd0b54d738b7863dc1d">00431</a> <a class="code" href="classmoeoIBEAAvgSorting.html#e88f9280e5c81cd0b54d738b7863dc1d">fitnesses</a> (<span class="keyword">const</span> eoPop < EOT > &_pop)
|
||||
<a name="l00432"></a>00432 {
|
||||
<a name="l00433"></a>00433 <span class="comment">// reprsentation of the fitness components</span>
|
||||
<a name="l00434"></a>00434 std::vector < std::vector < double > >
|
||||
<a name="l00435"></a>00435 fitComponents (_pop.size (), _pop.size ());
|
||||
<a name="l00436"></a>00436 <span class="comment">// the maximum absolute indicator value</span>
|
||||
<a name="l00437"></a>00437 <span class="keywordtype">double</span>
|
||||
<a name="l00438"></a>00438 maxAbsoluteIndicatorValue = 0;
|
||||
<a name="l00439"></a>00439
|
||||
<a name="l00440"></a>00440 <span class="comment">// computation of the indicator values and of the maximum absolute indicator value</span>
|
||||
<a name="l00441"></a>00441 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00442"></a>00442 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00443"></a>00443 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00444"></a>00444 {
|
||||
<a name="l00445"></a>00445 fitComponents[i][j] =
|
||||
<a name="l00446"></a>00446 (*I) (_pop[i].fitness ().averagedParetoFitnessObject (),
|
||||
<a name="l00447"></a>00447 _pop[j].fitness ().averagedParetoFitnessObject ());
|
||||
<a name="l00448"></a>00448 maxAbsoluteIndicatorValue =
|
||||
<a name="l00449"></a>00449 std::max (maxAbsoluteIndicatorValue,
|
||||
<a name="l00450"></a>00450 fabs (fitComponents[i][j]));
|
||||
<a name="l00451"></a>00451 }
|
||||
<a name="l00452"></a>00452
|
||||
<a name="l00453"></a>00453 <span class="comment">// computation of the fitness components for each pair of individuals</span>
|
||||
<a name="l00454"></a>00454 <span class="comment">// if maxAbsoluteIndicatorValue==0, every individuals have the same fitness values for all objectives (already = 0)</span>
|
||||
<a name="l00455"></a>00455 <span class="keywordflow">if</span> (maxAbsoluteIndicatorValue != 0)
|
||||
<a name="l00456"></a>00456 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00457"></a>00457 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00458"></a>00458 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00459"></a>00459 fitComponents[i][j] =
|
||||
<a name="l00460"></a>00460 exp (-fitComponents[i][j] /
|
||||
<a name="l00461"></a>00461 (maxAbsoluteIndicatorValue * <a class="code" href="classmoeoIBEAAvgSorting.html#89375a49f85c93492b59dc8450b8a983">kappa</a>));
|
||||
<a name="l00462"></a>00462
|
||||
<a name="l00463"></a>00463 <span class="comment">// computation of the fitness for each individual</span>
|
||||
<a name="l00464"></a>00464 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _pop.size (); i++)
|
||||
<a name="l00465"></a>00465 {
|
||||
<a name="l00466"></a>00466 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i] = 0;
|
||||
<a name="l00467"></a>00467 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> j = 0; j < _pop.size (); j++)
|
||||
<a name="l00468"></a>00468 <span class="keywordflow">if</span> (i != j)
|
||||
<a name="l00469"></a>00469 <a class="codeRef" doxygen="eo.doxytag:../../../workspace/paradiseo-eo/doc/doc/html/" href="../../../workspace/paradiseo-eo/doc/doc/html/classeo_value_param.html#a2">value</a> ()[i] += fitComponents[j][i];
|
||||
<a name="l00470"></a>00470 }
|
||||
<a name="l00471"></a>00471 }
|
||||
<a name="l00472"></a>00472
|
||||
<a name="l00473"></a>00473 };
|
||||
<a name="l00474"></a>00474
|
||||
<a name="l00475"></a>00475
|
||||
<a name="l00476"></a>00476 <span class="preprocessor">#endif</span>
|
||||
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Mon Jan 15 14:19:18 2007 for ParadisEO-MOEO by
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||||
<a href="http://www.doxygen.org/index.html">
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||||
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.5.1 </small></address>
|
||||
</body>
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</html>
|
||||
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