c3aec878e5
git-svn-id: svn://scm.gforge.inria.fr/svnroot/paradiseo@40 331e1502-861f-0410-8da2-ba01fb791d7f
213 lines
18 KiB
HTML
213 lines
18 KiB
HTML
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
|
||
<html><head><meta http-equiv="Content-Type" content="text/html;charset=iso-8859-1">
|
||
<title>EO: eoEsMutate.h Source File</title>
|
||
<link href="doxygen.css" rel="stylesheet" type="text/css">
|
||
</head><body>
|
||
<!-- Generated by Doxygen 1.3.9.1 -->
|
||
<div class="qindex"> <form class="search" action="search.php" method="get">
|
||
<a class="qindex" href="main.html">Main Page</a> | <a class="qindex" href="modules.html">Modules</a> | <a class="qindex" href="namespaces.html">Namespace List</a> | <a class="qindex" href="hierarchy.html">Class Hierarchy</a> | <a class="qindex" href="classes.html">Alphabetical List</a> | <a class="qindex" href="annotated.html">Class List</a> | <a class="qindex" href="files.html">File List</a> | <a class="qindex" href="namespacemembers.html">Namespace Members</a> | <a class="qindex" href="functions.html">Class Members</a> | <a class="qindex" href="pages.html">Related Pages</a> | <span class="search"><u>S</u>earch for <input class="search" type="text" name="query" value="" size="20" accesskey="s"/></span></form></div>
|
||
<div class="nav">
|
||
<a class="el" href="dir_000000.html">src</a> / <a class="el" href="dir_000010.html">es</a></div>
|
||
<h1>eoEsMutate.h</h1><div class="fragment"><pre class="fragment">00001 <span class="comment">// -*- mode: c++; c-indent-level: 4; c++-member-init-indent: 8; comment-column: 35; fill-column: 80; -*-</span>
|
||
00002
|
||
00003 <span class="comment">//-----------------------------------------------------------------------------</span>
|
||
00004 <span class="comment">// eoESMute.h : ES mutation</span>
|
||
00005 <span class="comment">// (c) Maarten Keijzer 2000 & GeNeura Team, 1998 for the EO part</span>
|
||
00006 <span class="comment">// Th. Baeck 1994 and EEAAX 1999 for the ES part</span>
|
||
00007 <span class="comment">/*</span>
|
||
00008 <span class="comment"> This library is free software; you can redistribute it and/or</span>
|
||
00009 <span class="comment"> modify it under the terms of the GNU Lesser General Public</span>
|
||
00010 <span class="comment"> License as published by the Free Software Foundation; either</span>
|
||
00011 <span class="comment"> version 2 of the License, or (at your option) any later version.</span>
|
||
00012 <span class="comment"></span>
|
||
00013 <span class="comment"> This library is distributed in the hope that it will be useful,</span>
|
||
00014 <span class="comment"> but WITHOUT ANY WARRANTY; without even the implied warranty of</span>
|
||
00015 <span class="comment"> MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU</span>
|
||
00016 <span class="comment"> Lesser General Public License for more details.</span>
|
||
00017 <span class="comment"></span>
|
||
00018 <span class="comment"> You should have received a copy of the GNU Lesser General Public</span>
|
||
00019 <span class="comment"> License along with this library; if not, write to the Free Software</span>
|
||
00020 <span class="comment"> Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA</span>
|
||
00021 <span class="comment"></span>
|
||
00022 <span class="comment"> Contact: todos@geneura.ugr.es, http://geneura.ugr.es</span>
|
||
00023 <span class="comment"> marc.schoenauer@polytechnique.fr</span>
|
||
00024 <span class="comment"> http://eeaax.cmap.polytchnique.fr/</span>
|
||
00025 <span class="comment"> */</span>
|
||
00026 <span class="comment">//-----------------------------------------------------------------------------</span>
|
||
00027
|
||
00028
|
||
00029 <span class="preprocessor">#ifndef _EOESMUTATE_H</span>
|
||
00030 <span class="preprocessor"></span><span class="preprocessor">#define _EOESMUTATE_H</span>
|
||
00031 <span class="preprocessor"></span>
|
||
00032 <span class="preprocessor">#include <cmath></span>
|
||
00033 <span class="preprocessor">#include <eoInit.h></span>
|
||
00034 <span class="preprocessor">#include <eoOp.h></span>
|
||
00035 <span class="preprocessor">#include <es/eoEsMutationInit.h></span>
|
||
00036 <span class="preprocessor">#include <es/eoEsSimple.h></span>
|
||
00037 <span class="preprocessor">#include <es/eoEsStdev.h></span>
|
||
00038 <span class="preprocessor">#include <es/eoEsFull.h></span>
|
||
00039 <span class="preprocessor">#include <utils/eoRealBounds.h></span>
|
||
00040 <span class="preprocessor">#include <utils/eoRNG.h></span>
|
||
00041
|
||
00042 <span class="preprocessor">#ifndef M_PI</span>
|
||
00043 <span class="preprocessor"></span><span class="preprocessor">#define M_PI 3.1415926535897932384626433832795</span>
|
||
00044 <span class="preprocessor"></span><span class="preprocessor">#endif</span>
|
||
00045 <span class="preprocessor"></span>
|
||
00059 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
|
||
<a name="l00060"></a><a class="code" href="classeo_es_mutate.html">00060</a> <span class="keyword">class </span><a class="code" href="classeo_es_mutate.html">eoEsMutate</a> : <span class="keyword">public</span> <a class="code" href="classeo_mon_op.html">eoMonOp</a>< EOT >
|
||
00061 {
|
||
00062 <span class="keyword">public</span>:
|
||
00063
|
||
<a name="l00065"></a><a class="code" href="classeo_es_mutate.html#w0">00065</a> <span class="keyword">typedef</span> <span class="keyword">typename</span> EOT::Fitness FitT;
|
||
00066
|
||
00067
|
||
<a name="l00074"></a><a class="code" href="classeo_es_mutate.html#a0">00074</a> <a class="code" href="classeo_es_mutate.html#a0">eoEsMutate</a>(<a class="code" href="classeo_es_mutation_init.html">eoEsMutationInit</a>& _init, <a class="code" href="classeo_real_vector_bounds.html">eoRealVectorBounds</a>& _bounds) : <a class="code" href="classeo_es_mutate.html#r3">bounds</a>(_bounds)
|
||
00075 {
|
||
00076 <a class="code" href="classeo_es_mutate.html#d0">init</a>(<a class="code" href="struct_dummy.html">EOT</a>(), _init); <span class="comment">// initialize on actual type used</span>
|
||
00077 }
|
||
00078
|
||
00079
|
||
<a name="l00081"></a><a class="code" href="classeo_es_mutate.html#a1">00081</a> <span class="keyword">virtual</span> <a class="code" href="classeo_es_mutate.html#a1">~eoEsMutate</a>() {};
|
||
00082
|
||
00083
|
||
<a name="l00090"></a><a class="code" href="classeo_es_mutate.html#a2">00090</a> <span class="keyword">virtual</span> std::string <a class="code" href="classeo_es_mutate.html#a2">className</a>()<span class="keyword"> const </span>{<span class="keywordflow">return</span> <span class="stringliteral">"eoESMutate"</span>;};
|
||
00091
|
||
00092
|
||
<a name="l00097"></a><a class="code" href="classeo_es_mutate.html#a3">00097</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classeo_es_mutate.html#a3">operator()</a>( <a class="code" href="classeo_es_simple.html">eoEsSimple<FitT></a>& _eo)
|
||
00098 {
|
||
00099 _eo.<a class="code" href="classeo_es_simple.html#o0">stdev</a> *= exp(<a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>());
|
||
00100 <span class="keywordflow">if</span> (_eo.<a class="code" href="classeo_es_simple.html#o0">stdev</a> < stdev_eps)
|
||
00101 _eo.<a class="code" href="classeo_es_simple.html#o0">stdev</a> = stdev_eps;
|
||
00102 <span class="comment">// now apply to all</span>
|
||
00103 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _eo.size(); ++i)
|
||
00104 {
|
||
00105 _eo[i] += _eo.<a class="code" href="classeo_es_simple.html#o0">stdev</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00106 }
|
||
00107 <a class="code" href="classeo_es_mutate.html#r3">bounds</a>.<a class="code" href="classeo_real_base_vector_bounds.html#a10">foldsInBounds</a>(_eo);
|
||
00108 <span class="keywordflow">return</span> <span class="keyword">true</span>;
|
||
00109 }
|
||
00110
|
||
00111
|
||
<a name="l00128"></a><a class="code" href="classeo_es_mutate.html#a4">00128</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classeo_es_mutate.html#a3">operator()</a>( <a class="code" href="classeo_es_stdev.html">eoEsStdev<FitT></a>& _eo )
|
||
00129 {
|
||
00130 <span class="keywordtype">double</span> global = <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00131 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < _eo.size(); i++)
|
||
00132 {
|
||
00133 <span class="keywordtype">double</span> stdev = _eo.<a class="code" href="classeo_es_stdev.html#o0">stdevs</a>[i];
|
||
00134 stdev *= exp( global + <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>() );
|
||
00135 <span class="keywordflow">if</span> (stdev < stdev_eps)
|
||
00136 stdev = stdev_eps;
|
||
00137 _eo.<a class="code" href="classeo_es_stdev.html#o0">stdevs</a>[i] = stdev;
|
||
00138 _eo[i] += stdev * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00139 }
|
||
00140 <a class="code" href="classeo_es_mutate.html#r3">bounds</a>.<a class="code" href="classeo_real_base_vector_bounds.html#a10">foldsInBounds</a>(_eo);
|
||
00141 <span class="keywordflow">return</span> <span class="keyword">true</span>;
|
||
00142 }
|
||
00143
|
||
00144
|
||
<a name="l00159"></a><a class="code" href="classeo_es_mutate.html#a5">00159</a> <span class="keyword">virtual</span> <span class="keywordtype">bool</span> <a class="code" href="classeo_es_mutate.html#a3">operator()</a>( <a class="code" href="classeo_es_full.html">eoEsFull<FitT></a> & _eo )
|
||
00160 <span class="comment">// Code originally from Thomas B<>ck</span>
|
||
00161 {
|
||
00162 <span class="comment">// First: mutate standard deviations (as for eoEsStdev<FitT>).</span>
|
||
00163 <span class="keywordtype">double</span> global = <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00164 <span class="keywordtype">unsigned</span> i;
|
||
00165 <span class="keywordflow">for</span> (i = 0; i < _eo.size(); i++)
|
||
00166 {
|
||
00167 <span class="keywordtype">double</span> stdev = _eo.<a class="code" href="classeo_es_full.html#o0">stdevs</a>[i];
|
||
00168 stdev *= exp( global + <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a>*rng.<a class="code" href="classeo_rng.html#a7">normal</a>() );
|
||
00169 <span class="keywordflow">if</span> (stdev < stdev_eps)
|
||
00170 stdev = stdev_eps;
|
||
00171 _eo.<a class="code" href="classeo_es_full.html#o0">stdevs</a>[i] = stdev;
|
||
00172 }
|
||
00173 <span class="comment">// Mutate rotation angles.</span>
|
||
00174 <span class="keywordflow">for</span> (i = 0; i < _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>.size(); i++)
|
||
00175 {
|
||
00176 _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[i] += <a class="code" href="classeo_es_mutate.html#r2">TauBeta</a> * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00177 <span class="keywordflow">if</span> ( fabs(_eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[i]) > M_PI )
|
||
00178 {
|
||
00179 _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[i] -= M_PI * (int) (_eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[i]/M_PI) ;
|
||
00180 }
|
||
00181 }
|
||
00182 <span class="comment">// Perform correlated mutations.</span>
|
||
00183 <span class="keywordtype">unsigned</span> k, n1, n2;
|
||
00184 <span class="keywordtype">double</span> d1,d2, S, C;
|
||
00185 std::vector<double> VarStp(_eo.size());
|
||
00186 <span class="keywordflow">for</span> (i = 0; i < _eo.size(); i++)
|
||
00187 VarStp[i] = _eo.<a class="code" href="classeo_es_full.html#o0">stdevs</a>[i] * rng.<a class="code" href="classeo_rng.html#a7">normal</a>();
|
||
00188 <span class="keywordtype">unsigned</span> nq = _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>.size() - 1;
|
||
00189 <span class="keywordflow">for</span> (k = 0; k < _eo.size()-1; k++)
|
||
00190 {
|
||
00191 n1 = _eo.size() - k - 1;
|
||
00192 n2 = _eo.size() - 1;
|
||
00193 <span class="keywordflow">for</span> (i = 0; i < k; i++)
|
||
00194 {
|
||
00195 d1 = VarStp[n1];
|
||
00196 d2 = VarStp[n2];
|
||
00197 S = sin( _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[nq] );
|
||
00198 C = cos( _eo.<a class="code" href="classeo_es_full.html#o1">correlations</a>[nq] );
|
||
00199 VarStp[n2] = d1 * S + d2 * C;
|
||
00200 VarStp[n1] = d1 * C - d2 * S;
|
||
00201 n2--;
|
||
00202 nq--;
|
||
00203 }
|
||
00204 }
|
||
00205 <span class="keywordflow">for</span> (i = 0; i < _eo.size(); i++)
|
||
00206 _eo[i] += VarStp[i];
|
||
00207 <a class="code" href="classeo_es_mutate.html#r3">bounds</a>.<a class="code" href="classeo_real_base_vector_bounds.html#a10">foldsInBounds</a>(_eo);
|
||
00208 <span class="keywordflow">return</span> <span class="keyword">true</span>;
|
||
00209 }
|
||
00210
|
||
00211
|
||
00212 <span class="keyword">private</span> :
|
||
00213
|
||
<a name="l00215"></a><a class="code" href="classeo_es_mutate.html#d0">00215</a> <span class="keywordtype">void</span> <a class="code" href="classeo_es_mutate.html#d0">init</a>(<a class="code" href="classeo_es_simple.html">eoEsSimple<FitT></a>, <a class="code" href="classeo_es_mutation_init.html">eoEsMutationInit</a>& _init)
|
||
00216 {
|
||
00217 <span class="keywordtype">unsigned</span> size = <a class="code" href="classeo_es_mutate.html#r3">bounds</a>.size();
|
||
00218 <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> = _init.<a class="code" href="classeo_es_mutation_init.html#a2">TauLcl</a>();
|
||
00219 <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> /= sqrt(2*(<span class="keywordtype">double</span>) size);
|
||
00220 std::cout << <span class="stringliteral">"Init<eoEsSimple>: tau local "</span> << <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> << std::endl;
|
||
00221 }
|
||
00222
|
||
00223
|
||
<a name="l00228"></a><a class="code" href="classeo_es_mutate.html#d1">00228</a> <span class="keywordtype">void</span> <a class="code" href="classeo_es_mutate.html#d0">init</a>(<a class="code" href="classeo_es_stdev.html">eoEsStdev<FitT></a>, <a class="code" href="classeo_es_mutation_init.html">eoEsMutationInit</a>& _init)
|
||
00229 {
|
||
00230 <span class="keywordtype">unsigned</span> size = <a class="code" href="classeo_es_mutate.html#r3">bounds</a>.size();
|
||
00231 <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> = _init.<a class="code" href="classeo_es_mutation_init.html#a2">TauLcl</a>();
|
||
00232 <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> = _init.<a class="code" href="classeo_es_mutation_init.html#a3">TauGlb</a>();
|
||
00233 <span class="comment">// renormalization</span>
|
||
00234 <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> /= sqrt( 2.0 * sqrt(<span class="keywordtype">double</span>(size)) );
|
||
00235 <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> /= sqrt( 2.0 * <span class="keywordtype">double</span>(size) );
|
||
00236 std::cout << <span class="stringliteral">"Init<eoStDev>: tau local "</span> << <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> << <span class="stringliteral">" et global "</span> << <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> << std::endl;
|
||
00237 }
|
||
00238
|
||
00239
|
||
<a name="l00244"></a><a class="code" href="classeo_es_mutate.html#d2">00244</a> <span class="keywordtype">void</span> <a class="code" href="classeo_es_mutate.html#d0">init</a>(<a class="code" href="classeo_es_full.html">eoEsFull<FitT></a>, <a class="code" href="classeo_es_mutation_init.html">eoEsMutationInit</a>& _init)
|
||
00245 {
|
||
00246 <a class="code" href="classeo_es_mutate.html#d0">init</a>(<a class="code" href="classeo_es_stdev.html">eoEsStdev<FitT></a>(), _init);
|
||
00247 <a class="code" href="classeo_es_mutate.html#r2">TauBeta</a> = _init.<a class="code" href="classeo_es_mutation_init.html#a4">TauBeta</a>();
|
||
00248 std::cout << <span class="stringliteral">"Init<eoEsFull>: tau local "</span> << <a class="code" href="classeo_es_mutate.html#r0">TauLcl</a> << <span class="stringliteral">" et global "</span> << <a class="code" href="classeo_es_mutate.html#r1">TauGlb</a> << std::endl;
|
||
00249 }
|
||
00250
|
||
00251
|
||
<a name="l00253"></a><a class="code" href="classeo_es_mutate.html#r0">00253</a> <span class="keywordtype">double</span> TauLcl;
|
||
00254
|
||
<a name="l00256"></a><a class="code" href="classeo_es_mutate.html#r1">00256</a> <span class="keywordtype">double</span> TauGlb;
|
||
00257
|
||
<a name="l00259"></a><a class="code" href="classeo_es_mutate.html#r2">00259</a> <span class="keywordtype">double</span> TauBeta;
|
||
00260
|
||
<a name="l00262"></a><a class="code" href="classeo_es_mutate.html#r3">00262</a> <a class="code" href="classeo_real_vector_bounds.html">eoRealVectorBounds</a>& bounds;
|
||
00263
|
||
00278 <span class="keyword">static</span> <span class="keyword">const</span> <span class="keywordtype">double</span> stdev_eps;
|
||
00279 };
|
||
00280
|
||
00281
|
||
00282 <span class="comment">// Minimum value of stdevs, see declaration for details.</span>
|
||
00283 <span class="keyword">template</span> <<span class="keyword">class</span> EOT>
|
||
<a name="l00284"></a><a class="code" href="classeo_es_mutate.html#v0">00284</a> <span class="keyword">const</span> <span class="keywordtype">double</span> <a class="code" href="classeo_es_mutate.html">eoEsMutate<EOT></a>::stdev_eps = 1.0e-40;
|
||
00285
|
||
00286 <span class="preprocessor">#endif</span>
|
||
</pre></div><hr size="1"><address style="align: right;"><small>Generated on Thu Oct 19 05:06:35 2006 for EO by
|
||
<a href="http://www.doxygen.org/index.html">
|
||
<img src="doxygen.png" alt="doxygen" align="middle" border="0"></a> 1.3.9.1 </small></address>
|
||
</body>
|
||
</html>
|