c3aec878e5
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@40 331e1502-861f-0410-8da2-ba01fb791d7f
239 lines
19 KiB
HTML
239 lines
19 KiB
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<title>EO: t-eoSelect.cpp Source File</title>
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<a class="el" href="dir_000002.html">test</a></div>
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<h1>t-eoSelect.cpp</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">//-----------------------------------------------------------------------------</span>
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00002
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00003 <span class="comment">// to avoid long name warnings</span>
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00004 <span class="preprocessor">#ifdef _MSC_VER</span>
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00005 <span class="preprocessor"></span><span class="preprocessor">#pragma warning(disable:4786)</span>
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00006 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
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00007 <span class="preprocessor"></span>
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00008 <span class="preprocessor">#include <stdexcept></span> <span class="comment">// runtime_error</span>
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00009
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00010 <span class="comment">// general</span>
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00011 <span class="preprocessor">#include <eo></span>
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00012
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00013 <span class="comment">//-----------------------------------------------------------------------------</span>
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00014
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00015 <span class="keyword">struct </span><a class="code" href="struct_dummy.html">Dummy</a> : <span class="keyword">public</span> <a class="code" href="class_e_o.html">EO</a><double>
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00016 {
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00017 <span class="keyword">typedef</span> <span class="keywordtype">double</span> Type;
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<a name="l00018"></a><a class="code" href="struct_dummy.html#a3">00018</a> <span class="keywordtype">void</span> <a class="code" href="struct_dummy.html#a1">printOn</a>(std::ostream & _os)<span class="keyword"> const</span>
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00019 <span class="keyword"> </span>{
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00020 _os << <span class="stringliteral">" - "</span>;
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00021 <a class="code" href="class_e_o.html#z10_2">EO<double>::printOn</a>(_os);
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00022 }
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00023 };
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00024
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00025 <span class="keywordtype">bool</span> operator==(<span class="keyword">const</span> <a class="code" href="struct_dummy.html">Dummy</a> & _d1, <span class="keyword">const</span> <a class="code" href="struct_dummy.html">Dummy</a> & _d2)
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00026 {
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00027 <span class="keywordflow">return</span> _d1.<a class="code" href="class_e_o.html#a2">fitness</a>() == _d2.<a class="code" href="class_e_o.html#a2">fitness</a>();
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00028 }
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00029
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00030 <span class="keyword">struct </span>eoDummyPop : <span class="keyword">public</span> <a class="code" href="classeo_pop.html">eoPop</a><Dummy>
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00031 {
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00032 <span class="keyword">public</span> :
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00033 eoDummyPop(<span class="keywordtype">int</span> s=0) { resize(s); }
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00034 };
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00035
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00036 <span class="comment">// helper - DOES NOT WORK if different individuals have same fitness!!!</span>
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00037 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
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00038 <span class="keywordtype">unsigned</span> isInPop(<a class="code" href="struct_dummy.html">EOT</a> & _indi, <a class="code" href="classeo_pop.html">eoPop<EOT></a> & _pop)
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00039 {
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00040 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i=0; i<_pop.size(); i++)
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00041 <span class="keywordflow">if</span> (_pop[i] == _indi)
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00042 <span class="keywordflow">return</span> i;
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00043 <span class="keywordflow">return</span> _pop.size();
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00044 }
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00045
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00046 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> pSize; <span class="comment">// global variable, bouh!</span>
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00047 std::string fitnessType; <span class="comment">// yes, a global variable :-)</span>
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00048 eoDummyPop parentsOrg;
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00049
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00050 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
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00051 <span class="keywordtype">void</span> testSelectMany(<a class="code" href="classeo_select.html">eoSelect<EOT></a> & _select, std::string _name)
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00052 {
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00053 <span class="keywordtype">unsigned</span> i;
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00054 std::cout << <span class="stringliteral">"\n\n"</span> << fitnessType + _name << std::endl;
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00055 std::cout << <span class="stringliteral">"===============\n"</span>;
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00056
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00057 eoDummyPop parents(parentsOrg);
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00058 eoDummyPop offspring(0);
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00059
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00060 <span class="comment">// do the selection</span>
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00061 _select(parents, offspring);
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00062
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00063 <span class="comment">// compute stats</span>
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00064 std::vector<unsigned> nb(parents.size(), 0);
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00065 <span class="keywordflow">for</span> (i=0; i<offspring.size(); i++)
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00066 {
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00067 <span class="keywordtype">unsigned</span> trouve = isInPop<Dummy>(offspring[i], parents);
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00068 <span class="keywordflow">if</span> (trouve == parents.size()) <span class="comment">// pas trouve</span>
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00069 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Pas trouve ds parents"</span>);
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00070 nb[trouve]++;
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00071 }
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00072 <span class="comment">// dump to file so you can plot using gnuplot - dir name is hardcoded!</span>
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00073 std::string fName = <span class="stringliteral">"ResSelect/"</span> + fitnessType + _name + <span class="stringliteral">".select"</span>;
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00074 std::ofstream os(fName.c_str());
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00075 <span class="keywordflow">for</span> (i=0; i<parents.size(); i++)
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00076 {
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00077 std::cout << i << <span class="stringliteral">" -> "</span> << ( (double)nb[i])/offspring.size() << std::endl;
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00078 os << i << <span class="stringliteral">" "</span> << ( (double)nb[i])/offspring.size() << std::endl;
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00079 }
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00080
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00081 }
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00082
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00083 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
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00084 <span class="keywordtype">void</span> testSelectOne(<a class="code" href="classeo_select_one.html">eoSelectOne<EOT></a> & _select, <a class="code" href="classeo_how_many.html">eoHowMany</a> & _offspringRate,
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00085 <a class="code" href="classeo_how_many.html">eoHowMany</a> & _fertileRate, std::string _name)
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00086 {
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00087 <a class="code" href="classeo_truncated_select_one.html">eoTruncatedSelectOne<EOT></a> truncSelect(_select, _fertileRate);
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00088 <a class="code" href="classeo_select_many.html">eoSelectMany<EOT></a> percSelect(truncSelect, _offspringRate);
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00089 testSelectMany<EOT>(percSelect, _name);
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00090 }
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00091
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00092
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00093 <span class="comment">//-----------------------------------------------------------------------------</span>
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00094
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00095 <span class="keywordtype">int</span> the_main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
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00096 {
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00097 <a class="code" href="classeo_parser.html">eoParser</a> parser(argc, argv);
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00098 <a class="code" href="classeo_value_param.html">eoValueParam<unsigned></a> parentSizeParam = parser.createParam(<span class="keywordtype">unsigned</span>(10), <span class="stringliteral">"parentSize"</span>, <span class="stringliteral">"Parent size"</span>,<span class="charliteral">'P'</span>);
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00099 pSize = parentSizeParam.<a class="code" href="classeo_value_param.html#a2">value</a>(); <span class="comment">// global variable</span>
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00100
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00101 <span class="comment">// eoValueParam<double> offsrpringRateParam = parser.createParam<double>(1.0, "offsrpringRate", "Offsrpring rate",'O');</span>
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00102 <span class="comment">// double oRate = offsrpringRateParam.value();</span>
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00103 <a class="code" href="classeo_value_param.html">eoValueParam<eoHowMany></a> offsrpringRateParam = parser.createParam(<a class="code" href="classeo_how_many.html">eoHowMany</a>(1.0), <span class="stringliteral">"offsrpringRate"</span>, <span class="stringliteral">"Offsrpring rate (% or absolute)"</span>,<span class="charliteral">'O'</span>);
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00104 <a class="code" href="classeo_how_many.html">eoHowMany</a> oRate = offsrpringRateParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00105
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00106 <a class="code" href="classeo_value_param.html">eoValueParam<eoHowMany></a> fertileRateParam = parser.createParam(<a class="code" href="classeo_how_many.html">eoHowMany</a>(1.0), <span class="stringliteral">"fertileRate"</span>, <span class="stringliteral">"Fertility rate (% or absolute)"</span>,<span class="charliteral">'F'</span>);
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00107 <a class="code" href="classeo_how_many.html">eoHowMany</a> fRate = fertileRateParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00108
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00109 <a class="code" href="classeo_value_param.html">eoValueParam<unsigned></a> tournamentSizeParam = parser.createParam(<span class="keywordtype">unsigned</span>(2), <span class="stringliteral">"tournamentSize"</span>, <span class="stringliteral">"Deterministic tournament size"</span>,<span class="charliteral">'T'</span>);
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00110 <span class="keywordtype">unsigned</span> <span class="keywordtype">int</span> tSize = tournamentSizeParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00111
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00112 <a class="code" href="classeo_value_param.html">eoValueParam<double></a> tournamentRateParam = parser.createParam(1.0, <span class="stringliteral">"tournamentRate"</span>, <span class="stringliteral">"Stochastic tournament rate"</span>,<span class="charliteral">'t'</span>);
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00113 <span class="keywordtype">double</span> tRate = tournamentRateParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00114
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00115 <a class="code" href="classeo_value_param.html">eoValueParam<double></a> rankingPressureParam = parser.createParam(2.0, <span class="stringliteral">"rankingPressure"</span>, <span class="stringliteral">"Selective pressure for the ranking selection"</span>,<span class="charliteral">'p'</span>);
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00116 <span class="keywordtype">double</span> rankingPressure = rankingPressureParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00117
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00118 <a class="code" href="classeo_value_param.html">eoValueParam<double></a> rankingExponentParam = parser.createParam(1.0, <span class="stringliteral">"rankingExponent"</span>, <span class="stringliteral">"Exponent for the ranking selection"</span>,<span class="charliteral">'e'</span>);
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00119 <span class="keywordtype">double</span> rankingExponent = rankingExponentParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00120
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00121 <a class="code" href="classeo_value_param.html">eoValueParam<std::string></a> fitTypeParam = parser.createParam(std::string(<span class="stringliteral">"linear"</span>), <span class="stringliteral">"fitType"</span>, <span class="stringliteral">"Type of fitness (linear, exp, log, super"</span>,<span class="charliteral">'f'</span>);
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00122 fitnessType = fitTypeParam.<a class="code" href="classeo_value_param.html#a2">value</a>();
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00123
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00124 <span class="keywordflow">if</span> (parser.userNeedsHelp())
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00125 {
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00126 parser.printHelp(std::cout);
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00127 exit(0);
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00128 }
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00129
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00130 <span class="comment">// hard-coded directory name ...</span>
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00131 system(<span class="stringliteral">"mkdir ResSelect"</span>);
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00132 std::cout << <span class="stringliteral">"Testing the Selections\nParents size = "</span> << pSize
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00133 << <span class="stringliteral">", offspring rate = "</span> << oRate;
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00134 std::cout << <span class="stringliteral">" and putting rsulting files in dir ResSelect"</span> << std::endl;
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00135
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00136 <span class="comment">// initialize parent population</span>
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00137 parentsOrg.resize(pSize);
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00138 <span class="keywordflow">if</span> (fitnessType == std::string(<span class="stringliteral">"linear"</span>))
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00139 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i=0; i<pSize; i++)
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00140 parentsOrg[i].fitness(i);
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00141 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fitnessType == std::string(<span class="stringliteral">"exp"</span>))
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00142 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i=0; i<pSize; i++)
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00143 parentsOrg[i].fitness(exp((<span class="keywordtype">double</span>)i));
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00144 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fitnessType == std::string(<span class="stringliteral">"log"</span>))
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00145 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i=0; i<pSize; i++)
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00146 parentsOrg[i].fitness(log(i+1.));
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00147 <span class="keywordflow">else</span> <span class="keywordflow">if</span> (fitnessType == std::string(<span class="stringliteral">"super"</span>))
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00148 {
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00149 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i=0; i<pSize-1; i++)
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00150 parentsOrg[i].fitness(i);
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00151 parentsOrg[pSize-1].fitness(10*pSize);
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00152 }
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00153 <span class="keywordflow">else</span>
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00154 <span class="keywordflow">throw</span> std::runtime_error(<span class="stringliteral">"Invalid fitness Type"</span>+fitnessType);
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00155
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00156 std::cout << <span class="stringliteral">"Initial parents (odd)\n"</span> << parentsOrg << std::endl;
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00157
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00158 <span class="comment">// random seed</span>
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00159 <a class="code" href="classeo_value_param.html">eoValueParam<uint32_t></a>& seedParam = parser.createParam(uint32_t(0), <span class="stringliteral">"seed"</span>,
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00160 <span class="stringliteral">"Random number seed"</span>, <span class="charliteral">'S'</span>);
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00161 <span class="keywordflow">if</span> (seedParam.<a class="code" href="classeo_value_param.html#a2">value</a>() == 0)
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00162 seedParam.<a class="code" href="classeo_value_param.html#a2">value</a>() = time(0);
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00163 rng.<a class="code" href="classeo_rng.html#a2">reseed</a>(seedParam.<a class="code" href="classeo_value_param.html#a2">value</a>());
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00164
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00165 <span class="keywordtype">char</span> fileName[1024];
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00166
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00167 <span class="comment">// the selection procedures under test</span>
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00168 <span class="comment">// eoDetSelect<Dummy> detSelect(oRate);</span>
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00169 <span class="comment">// testSelectMany(detSelect, "detSelect");</span>
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00170
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00171 <span class="comment">// Roulette</span>
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00172 <a class="code" href="classeo_proportional_select.html">eoProportionalSelect<Dummy></a> propSelect;
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00173 testSelectOne<Dummy>(propSelect, oRate, fRate, <span class="stringliteral">"PropSelect"</span>);
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00174
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00175 <span class="comment">// Linear ranking using the perf2Worth construct</span>
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00176 <a class="code" href="classeo_ranking_select.html">eoRankingSelect<Dummy></a> newRankingSelect(rankingPressure);
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00177 sprintf(fileName,<span class="stringliteral">"LinRank_%g"</span>,rankingPressure);
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00178 testSelectOne<Dummy>(newRankingSelect, oRate, fRate, fileName);
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00179
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00180 <span class="comment">// Exponential ranking using the perf2Worth construct</span>
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00181 std::cout << <span class="stringliteral">"rankingExponent "</span> << rankingExponent << std::endl;
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00182 <a class="code" href="classeo_ranking_select.html">eoRankingSelect<Dummy></a> expRankingSelect(rankingPressure,rankingExponent);
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00183 sprintf(fileName,<span class="stringliteral">"ExpRank_%g_%g"</span>,rankingPressure, rankingExponent);
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00184 testSelectOne<Dummy>(expRankingSelect, oRate, fRate, fileName);
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00185
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00186 <span class="comment">// Det tournament</span>
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00187 <a class="code" href="classeo_det_tournament_select.html">eoDetTournamentSelect<Dummy></a> detTourSelect(tSize);
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00188 sprintf(fileName,<span class="stringliteral">"DetTour_%d"</span>,tSize);
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00189 testSelectOne<Dummy>(detTourSelect, oRate, fRate, fileName);
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00190
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00191 <span class="comment">// Stoch tournament</span>
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00192 <a class="code" href="classeo_stoch_tournament_select.html">eoStochTournamentSelect<Dummy></a> stochTourSelect(tRate);
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00193 sprintf(fileName,<span class="stringliteral">"StochTour_%g"</span>,tRate);
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00194 testSelectOne<Dummy>(stochTourSelect, oRate, fRate, fileName);
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00195
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00196 <span class="comment">// Fitness scaling</span>
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00197 <a class="code" href="classeo_fitness_scaling_select.html">eoFitnessScalingSelect<Dummy></a> newFitScaleSelect(rankingPressure);
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00198 sprintf(fileName,<span class="stringliteral">"LinFitScale_%g"</span>,rankingPressure);
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00199 testSelectOne<Dummy>(newFitScaleSelect, oRate, fRate, fileName);
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00200
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00201 <span class="comment">// Sequential selections</span>
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00202 <a class="code" href="classeo_sequential_select.html">eoSequentialSelect<Dummy></a> seqSel(<span class="keyword">false</span>);
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00203 strcpy(fileName,<span class="stringliteral">"Sequential"</span>);
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00204 testSelectOne<Dummy>(seqSel, oRate, fRate, fileName);
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00205
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00206 <a class="code" href="classeo_elite_sequential_select.html">eoEliteSequentialSelect<Dummy></a> eliteSeqSel;
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00207 strcpy(fileName,<span class="stringliteral">"EliteSequential"</span>);
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00208 testSelectOne<Dummy>(eliteSeqSel, oRate, fRate, fileName);
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00209
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00210 <span class="keywordflow">return</span> 1;
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00211 }
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00212
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00213 <span class="keywordtype">int</span> main(<span class="keywordtype">int</span> argc, <span class="keywordtype">char</span> **argv)
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00214 {
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00215 <span class="keywordflow">try</span>
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00216 {
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00217 the_main(argc, argv);
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00218 }
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00219 <span class="keywordflow">catch</span>(std::exception& e)
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00220 {
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00221 std::cout << <span class="stringliteral">"Exception: "</span> << e.what() << std::endl;
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00222 <span class="keywordflow">return</span> 1;
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00223 }
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00224 }
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</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:43 2006 for EO 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> 1.3.9.1 </small></address>
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