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Genetic Algorithm Library

, 7 Apr 2012
A framework for genetic algorithms
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<title>Genetic Algorithm Library: Population::SelectionOperations::GaSelectRandomBestParams Class Reference</title>
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  <div class="navpath"><a class="el" href="namespace_population.html">Population</a>::<a class="el" href="namespace_population_1_1_selection_operations.html">SelectionOperations</a>::<a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html">GaSelectRandomBestParams</a>
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<h1>Population::SelectionOperations::GaSelectRandomBestParams Class Reference</h1><!-- doxytag: class="Population::SelectionOperations::GaSelectRandomBestParams" --><!-- doxytag: inherits="Population::SelectionOperations::GaSelectDuplicatesParams" -->This class is used by <a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best.html" title="GaSelectRandomBest selection is randomly selects number of chromosomes and then it...">GaSelectRandomBest</a> selection operations.  
<a href="#_details">More...</a>
<p>
<code>#include &lt;source/SelectionOperations.h&gt;</code>
<p>
Inherits <a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_duplicates_params.html">Population::SelectionOperations::GaSelectDuplicatesParams</a>.
<p>

<p>
<a href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#765f9e964952835f9ea6063800b94de6">GaSelectRandomBestParams</a> (int selectionSize, bool duplicates, int groupSize)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This constructor initializes parameters with user defined values.  <a href="#765f9e964952835f9ea6063800b94de6"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#9dd2c51bc06a14701108af1cda36e18e">GaSelectRandomBestParams</a> ()</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This constructor initializes parameters with default values. Duplicates are not allowed, selection size is 2, and group size is 4.  <a href="#9dd2c51bc06a14701108af1cda36e18e"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">virtual <a class="el" href="class_common_1_1_ga_parameters.html">GaParameters</a> *GACALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#c3cb5a410fcec5ba8ff2abdc750e8192">Clone</a> () const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">More details are given in specification of GaParameters::Clone method.  <a href="#c3cb5a410fcec5ba8ff2abdc750e8192"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int GACALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#25962f1d24422300368093c79f3cd284">GetGroupSize</a> () const </td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">This method is not thread-safe.  <a href="#25962f1d24422300368093c79f3cd284"></a><br></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">void GACALL&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#bebcd52e6a0e1b76ba6c35198e72c68f">SetGroupSize</a> (int size)</td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight"><code>SetGroupSize</code> sets number of chromosomes which should be selected using random selection.  <a href="#bebcd52e6a0e1b76ba6c35198e72c68f"></a><br></td></tr>
<tr><td colspan="2"><br><h2>Private Attributes</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top">int&nbsp;</td><td class="memItemRight" valign="bottom"><a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#816cae6fec78494b13b40c0db78f7f7e">_groupSize</a></td></tr>

<tr><td class="mdescLeft">&nbsp;</td><td class="mdescRight">Number of chromosomes which should be selected using random selection.  <a href="#816cae6fec78494b13b40c0db78f7f7e"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
This class is used by <a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best.html" title="GaSelectRandomBest selection is randomly selects number of chromosomes and then it...">GaSelectRandomBest</a> selection operations. 
<p>
This class has no built-in synchronizator, so <code>LOCK_OBJECT</code> and <code>LOCK_THIS_OBJECT</code> macros cannot be used with instances of this class. No public or private methods are thread-safe. <hr><h2>Constructor &amp; Destructor Documentation</h2>
<a class="anchor" name="765f9e964952835f9ea6063800b94de6"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::GaSelectRandomBestParams" ref="765f9e964952835f9ea6063800b94de6" args="(int selectionSize, bool duplicates, int groupSize)" -->
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          <td class="memname">Population::SelectionOperations::GaSelectRandomBestParams::GaSelectRandomBestParams           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>selectionSize</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">bool&nbsp;</td>
          <td class="paramname"> <em>duplicates</em>, </td>
        </tr>
        <tr>
          <td class="paramkey"></td>
          <td></td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>groupSize</em></td><td>&nbsp;</td>
        </tr>
        <tr>
          <td></td>
          <td>)</td>
          <td></td><td></td><td width="100%"><code> [inline]</code></td>
        </tr>
      </table>
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<p>
This constructor initializes parameters with user defined values. 
<p>
<dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>selectionSize</em>&nbsp;</td><td>number of chromosomes which should be selected.</td></tr>
    <tr><td valign="top"></td><td valign="top"><em>duplicates</em>&nbsp;</td><td>if this parameter is set to <code>true</code>, duplicates of same chromosome in result set are allowed. If it is set to <code>false</code> duplicates are not allowed.</td></tr>
    <tr><td valign="top"></td><td valign="top"><em>groupSize</em>&nbsp;</td><td>number of chromosomes which should be selected randomly.</td></tr>
  </table>
</dl>

</div>
</div><p>
<a class="anchor" name="9dd2c51bc06a14701108af1cda36e18e"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::GaSelectRandomBestParams" ref="9dd2c51bc06a14701108af1cda36e18e" args="()" -->
<div class="memitem">
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          <td class="memname">Population::SelectionOperations::GaSelectRandomBestParams::GaSelectRandomBestParams           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
This constructor initializes parameters with default values. Duplicates are not allowed, selection size is 2, and group size is 4. 
<p>

</div>
</div><p>
<hr><h2>Member Function Documentation</h2>
<a class="anchor" name="c3cb5a410fcec5ba8ff2abdc750e8192"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::Clone" ref="c3cb5a410fcec5ba8ff2abdc750e8192" args="() const " -->
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          <td class="memname">virtual <a class="el" href="class_common_1_1_ga_parameters.html">GaParameters</a>* GACALL Population::SelectionOperations::GaSelectRandomBestParams::Clone           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"> const<code> [inline, virtual]</code></td>
        </tr>
      </table>
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<p>
More details are given in specification of GaParameters::Clone method. 
<p>
This method is not thread-safe. 
<p>Reimplemented from <a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_duplicates_params.html#1ce3a8b40e2d0419b0c9af04014790ee">Population::SelectionOperations::GaSelectDuplicatesParams</a>.</p>

</div>
</div><p>
<a class="anchor" name="25962f1d24422300368093c79f3cd284"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::GetGroupSize" ref="25962f1d24422300368093c79f3cd284" args="() const " -->
<div class="memitem">
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      <table class="memname">
        <tr>
          <td class="memname">int GACALL Population::SelectionOperations::GaSelectRandomBestParams::GetGroupSize           </td>
          <td>(</td>
          <td class="paramname">          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"> const<code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
This method is not thread-safe. 
<p>
<dl class="return" compact><dt><b>Returns:</b></dt><dd>Method returns number of chromosomes which should be selected using random selection.</dd></dl>

</div>
</div><p>
<a class="anchor" name="bebcd52e6a0e1b76ba6c35198e72c68f"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::SetGroupSize" ref="bebcd52e6a0e1b76ba6c35198e72c68f" args="(int size)" -->
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      <table class="memname">
        <tr>
          <td class="memname">void GACALL Population::SelectionOperations::GaSelectRandomBestParams::SetGroupSize           </td>
          <td>(</td>
          <td class="paramtype">int&nbsp;</td>
          <td class="paramname"> <em>size</em>          </td>
          <td>&nbsp;)&nbsp;</td>
          <td width="100%"><code> [inline]</code></td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
<code>SetGroupSize</code> sets number of chromosomes which should be selected using random selection. 
<p>
This method is not thread-safe. <dl compact><dt><b>Parameters:</b></dt><dd>
  <table border="0" cellspacing="2" cellpadding="0">
    <tr><td valign="top"></td><td valign="top"><em>size</em>&nbsp;</td><td>number of chromosomes which should be selected using random selection.</td></tr>
  </table>
</dl>

</div>
</div><p>
<hr><h2>Member Data Documentation</h2>
<a class="anchor" name="816cae6fec78494b13b40c0db78f7f7e"></a><!-- doxytag: member="Population::SelectionOperations::GaSelectRandomBestParams::_groupSize" ref="816cae6fec78494b13b40c0db78f7f7e" args="" -->
<div class="memitem">
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      <table class="memname">
        <tr>
          <td class="memname">int <a class="el" href="class_population_1_1_selection_operations_1_1_ga_select_random_best_params.html#816cae6fec78494b13b40c0db78f7f7e">Population::SelectionOperations::GaSelectRandomBestParams::_groupSize</a><code> [private]</code>          </td>
        </tr>
      </table>
</div>
<div class="memdoc">

<p>
Number of chromosomes which should be selected using random selection. 
<p>

</div>
</div><p>
<hr>The documentation for this class was generated from the following file:<ul>
<li>source/<a class="el" href="_selection_operations_8h.html">SelectionOperations.h</a></ul>
</div>
<br/><a href="http://www.coolsoft-sd.com/ProductVersion.aspx?vid=9">Genetic Algorithm Library</a><br/><a href="http://www.coolsoft-sd.com/">Coolsoft Software Development</a>
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Mladen Janković
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Serbia Serbia
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