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paradiseo/branches/paradiseo-moeo-1.0/doc/html/moeoEnvironmentalReplacement_8h-source.html
liefooga b1d6dd41c0 add doc 
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@397 331e1502-861f-0410-8da2-ba01fb791d7f
2007-06-26 13:13:33 +00:00

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<h1>moeoEnvironmentalReplacement.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
<a name="l00003"></a>00003 <span class="comment">//-----------------------------------------------------------------------------</span>
<a name="l00004"></a>00004 <span class="comment">// moeoEnvironmentalReplacement.h</span>
<a name="l00005"></a>00005 <span class="comment">// (c) OPAC Team (LIFL), Dolphin Project (INRIA), 2007</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 <span class="preprocessor">#ifndef MOEOENVIRONMENTALREPLACEMENT_H_</span>
<a name="l00014"></a>00014 <span class="preprocessor"></span><span class="preprocessor">#define MOEOENVIRONMENTALREPLACEMENT_H_</span>
<a name="l00015"></a>00015 <span class="preprocessor"></span>
<a name="l00016"></a>00016 <span class="preprocessor">#include &lt;comparator/moeoComparator.h&gt;</span>
<a name="l00017"></a>00017 <span class="preprocessor">#include &lt;comparator/moeoFitnessThenDiversityComparator.h&gt;</span>
<a name="l00018"></a>00018 <span class="preprocessor">#include &lt;diversity/moeoDiversityAssignment.h&gt;</span>
<a name="l00019"></a>00019 <span class="preprocessor">#include &lt;fitness/moeoFitnessAssignment.h&gt;</span>
<a name="l00020"></a>00020 <span class="preprocessor">#include &lt;replacement/moeoReplacement.h&gt;</span>
<a name="l00021"></a>00021
<a name="l00026"></a><a class="code" href="classmoeoEnvironmentalReplacement.html">00026</a> <span class="keyword">template</span> &lt; <span class="keyword">class</span> MOEOT &gt; <span class="keyword">class </span><a class="code" href="classmoeoEnvironmentalReplacement.html">moeoEnvironmentalReplacement</a>:<span class="keyword">public</span> <a class="code" href="classmoeoReplacement.html">moeoReplacement</a> &lt; MOEOT &gt;
<a name="l00027"></a>00027 {
<a name="l00028"></a>00028 <span class="keyword">public</span>:
<a name="l00029"></a>00029
<a name="l00031"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#ef38fb9b1ab23ddd2c558639e19f4821">00031</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> MOEOT::ObjectiveVector <a class="code" href="classmoeoEnvironmentalReplacement.html#ef38fb9b1ab23ddd2c558639e19f4821">ObjectiveVector</a>;
<a name="l00032"></a>00032
<a name="l00033"></a>00033
<a name="l00040"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#de6e8f546a4583f1eee31366f7099c38">00040</a> <a class="code" href="classmoeoEnvironmentalReplacement.html#de6e8f546a4583f1eee31366f7099c38">moeoEnvironmentalReplacement</a> (moeoFitnessAssignment &lt; MOEOT &gt; &amp; _fitnessAssignment, moeoDiversityAssignment &lt; MOEOT &gt; &amp; _diversityAssignment, moeoComparator &lt; MOEOT &gt; &amp; _comparator) :
<a name="l00041"></a>00041 <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a> (_fitnessAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a> (_diversityAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a> (_comparator)
<a name="l00042"></a>00042 {}
<a name="l00043"></a>00043
<a name="l00044"></a>00044
<a name="l00050"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#9199a29cf89cd6b01bb9be304f344940">00050</a> <a class="code" href="classmoeoEnvironmentalReplacement.html#de6e8f546a4583f1eee31366f7099c38">moeoEnvironmentalReplacement</a> (moeoFitnessAssignment &lt; MOEOT &gt; &amp; _fitnessAssignment, moeoDiversityAssignment &lt; MOEOT &gt; &amp; _diversityAssignment) :
<a name="l00051"></a>00051 <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a> (_fitnessAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a> (_diversityAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a> (<a class="code" href="classmoeoEnvironmentalReplacement.html#b7f4ce8d3ecf2d18e8c48982875760bb">defaultComparator</a>)
<a name="l00052"></a>00052 {}
<a name="l00053"></a>00053
<a name="l00054"></a>00054
<a name="l00060"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#7512641b5d58c96a148a75fd4dc95bf7">00060</a> <a class="code" href="classmoeoEnvironmentalReplacement.html#de6e8f546a4583f1eee31366f7099c38">moeoEnvironmentalReplacement</a> (moeoFitnessAssignment &lt; MOEOT &gt; &amp; _fitnessAssignment, moeoComparator &lt; MOEOT &gt; &amp; _comparator) :
<a name="l00061"></a>00061 <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a> (_fitnessAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a> (<a class="code" href="classmoeoEnvironmentalReplacement.html#7f546704db3225ee1c40439beff5f618">defaultDiversity</a>), <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a> (_comparator)
<a name="l00062"></a>00062 {}
<a name="l00063"></a>00063
<a name="l00064"></a>00064
<a name="l00070"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#2dfa5d51660039b4f90196e7885ed586">00070</a> <a class="code" href="classmoeoEnvironmentalReplacement.html#de6e8f546a4583f1eee31366f7099c38">moeoEnvironmentalReplacement</a> (moeoFitnessAssignment &lt; MOEOT &gt; &amp; _fitnessAssignment) :
<a name="l00071"></a>00071 <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a> (_fitnessAssignment), <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a> (<a class="code" href="classmoeoEnvironmentalReplacement.html#7f546704db3225ee1c40439beff5f618">defaultDiversity</a>), <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a> (<a class="code" href="classmoeoEnvironmentalReplacement.html#b7f4ce8d3ecf2d18e8c48982875760bb">defaultComparator</a>)
<a name="l00072"></a>00072 {}
<a name="l00073"></a>00073
<a name="l00074"></a>00074
<a name="l00080"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#55acfca7f9dd9e3d75cef7c9015dc037">00080</a> <span class="keywordtype">void</span> <a class="code" href="classmoeoEnvironmentalReplacement.html#55acfca7f9dd9e3d75cef7c9015dc037">operator () </a>(eoPop &lt; MOEOT &gt; &amp;_parents, eoPop &lt; MOEOT &gt; &amp;_offspring)
<a name="l00081"></a>00081 {
<a name="l00082"></a>00082 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> sz = _parents.size();
<a name="l00083"></a>00083 <span class="comment">// merges offspring and parents into a global population</span>
<a name="l00084"></a>00084 _parents.reserve (_parents.size() + _offspring.size());
<a name="l00085"></a>00085 std::copy (_offspring.begin(), _offspring.end(), back_inserter(_parents));
<a name="l00086"></a>00086 <span class="comment">// evaluates the fitness and the diversity of this global population</span>
<a name="l00087"></a>00087 <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a> (_parents);
<a name="l00088"></a>00088 <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a> (_parents);
<a name="l00089"></a>00089 <span class="comment">// remove individuals 1 by 1 and update the fitness values</span>
<a name="l00090"></a>00090 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> worstIdx;
<a name="l00091"></a>00091 <a class="code" href="classmoeoEnvironmentalReplacement.html#ef38fb9b1ab23ddd2c558639e19f4821">ObjectiveVector</a> worstObjVec;
<a name="l00092"></a>00092 <span class="keywordflow">while</span> (_parents.size() &gt; sz)
<a name="l00093"></a>00093 {
<a name="l00094"></a>00094 <span class="comment">// the individual to delete</span>
<a name="l00095"></a>00095 worstIdx = std::min_element(_parents.begin(), _parents.end(), <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a>) - _parents.begin();
<a name="l00096"></a>00096 worstObjVec = _parents[worstIdx].objectiveVector();
<a name="l00097"></a>00097 <span class="comment">// remove the woorst individual</span>
<a name="l00098"></a>00098 _parents[worstIdx] = _parents.back();
<a name="l00099"></a>00099 _parents.pop_back();
<a name="l00100"></a>00100 <span class="comment">// update of the fitness and diversity values</span>
<a name="l00101"></a>00101 fitnessAssignment.updateByDeleting(_parents, worstObjVec);
<a name="l00102"></a>00102 <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a>.updateByDeleting(_parents, worstObjVec);
<a name="l00103"></a>00103
<a name="l00104"></a>00104 }
<a name="l00105"></a>00105 <span class="comment">// clear the offspring population</span>
<a name="l00106"></a>00106 _offspring.clear ();
<a name="l00107"></a>00107 }
<a name="l00108"></a>00108
<a name="l00109"></a>00109
<a name="l00110"></a>00110 <span class="keyword">protected</span>:
<a name="l00111"></a>00111
<a name="l00113"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">00113</a> moeoFitnessAssignment &lt; MOEOT &gt; &amp; <a class="code" href="classmoeoEnvironmentalReplacement.html#4b7bc138b17ad5381355c0481bc9c669">fitnessAssignment</a>;
<a name="l00115"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">00115</a> moeoDiversityAssignment &lt; MOEOT &gt; &amp; <a class="code" href="classmoeoEnvironmentalReplacement.html#e2453bd96c9a490f7de21f9ce22fdff9">diversityAssignment</a>;
<a name="l00117"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#7f546704db3225ee1c40439beff5f618">00117</a> moeoDummyDiversityAssignment &lt; MOEOT &gt; <a class="code" href="classmoeoEnvironmentalReplacement.html#7f546704db3225ee1c40439beff5f618">defaultDiversity</a>;
<a name="l00119"></a><a class="code" href="classmoeoEnvironmentalReplacement.html#b7f4ce8d3ecf2d18e8c48982875760bb">00119</a> moeoFitnessThenDiversityComparator &lt; MOEOT &gt; <a class="code" href="classmoeoEnvironmentalReplacement.html#b7f4ce8d3ecf2d18e8c48982875760bb">defaultComparator</a>;
<a name="l00121"></a><a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html">00121</a> <span class="keyword">class </span><a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html">Cmp</a>
<a name="l00122"></a>00122 {
<a name="l00123"></a>00123 <span class="keyword">public</span>:
<a name="l00128"></a><a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#efd55b365f306715f1a871b50d479f38">00128</a> <a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#efd55b365f306715f1a871b50d479f38">Cmp</a>(moeoComparator &lt; MOEOT &gt; &amp; _comp) : <a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#5c345292ee3ec6b8f7b79dafe3ac2c81">comp</a>(_comp)
<a name="l00129"></a>00129 {}
<a name="l00135"></a><a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#b006918d5d6fc1f87fb9ed585946595a">00135</a> <span class="keywordtype">bool</span> <a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#b006918d5d6fc1f87fb9ed585946595a">operator()</a>(<span class="keyword">const</span> MOEOT &amp; _moeo1, <span class="keyword">const</span> MOEOT &amp; _moeo2)
<a name="l00136"></a>00136 {
<a name="l00137"></a>00137 <span class="keywordflow">return</span> <a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#5c345292ee3ec6b8f7b79dafe3ac2c81">comp</a>(_moeo1,_moeo2);
<a name="l00138"></a>00138 }
<a name="l00139"></a>00139 <span class="keyword">private</span>:
<a name="l00141"></a><a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#5c345292ee3ec6b8f7b79dafe3ac2c81">00141</a> moeoComparator &lt; MOEOT &gt; &amp; <a class="code" href="classmoeoEnvironmentalReplacement_1_1Cmp.html#5c345292ee3ec6b8f7b79dafe3ac2c81">comp</a>;
<a name="l00142"></a>00142 } <a class="code" href="classmoeoEnvironmentalReplacement.html#e3a9d75b9e6603aba4a04fb8062db0a4">comparator</a>;
<a name="l00143"></a>00143
<a name="l00144"></a>00144 };
<a name="l00145"></a>00145
<a name="l00146"></a>00146 <span class="preprocessor">#endif </span><span class="comment">/*MOEOENVIRONMENTALREPLACEMENT_H_ */</span>
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