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Evocosm - A C++ Framework for Evolutionary Computing
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Created by <a href="mailto:scott.ladd@@coyotegulch.com?subject=libevocosm">Scott Robert Ladd</a> at
<a href="http://www.coyotegulch.com">Coyote Gulch Productions</a>.
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<li class="navelem"><a class="el" href="a00060.html">libevocosm</a></li><li class="navelem"><a class="el" href="a00013.html">function_optimizer</a></li> </ul>
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<div class="title">libevocosm::function_optimizer Class Reference</div> </div>
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<p>A generic function optimizer.
<a href="a00013.html#details">More...</a></p>
<p><code>#include <<a class="el" href="a00045_source.html">function_optimizer.h</a>></code></p>
<div class="dynheader">
Inheritance diagram for libevocosm::function_optimizer:</div>
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<div class="center">
<img src="a00013.png" usemap="#libevocosm::function_optimizer_map" alt=""/>
<map id="libevocosm::function_optimizer_map" name="libevocosm::function_optimizer_map">
<area href="a00008.html" title="Global things used by all optimizer classes." alt="libevocosm::fopt_global" shape="rect" coords="0,112,268,136"/>
<area href="a00011.html" title="An listener implementation that ignores all events." alt="libevocosm::function_listener" shape="rect" coords="278,112,546,136"/>
<area href="a00024.html" alt="libevocosm::null_listener< function_solution >" shape="rect" coords="278,56,546,80"/>
<area href="a00020.html" alt="libevocosm::listener< function_solution >" shape="rect" coords="278,0,546,24"/>
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</div></div>
<p><a href="a00074.html">List of all members.</a></p>
<table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="pub-methods"></a>
Public Member Functions</h2></td></tr>
<tr class="memitem:aaf2a00184c81c313153526d44be6d3dc"><td class="memItemLeft" align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="a00013.html#aaf2a00184c81c313153526d44be6d3dc">function_optimizer</a> (<a class="el" href="a00008.html#a577368cdfb8c76c2b442abbed1589d15">t_function</a> *a_function, size_t a_nargs, double a_minarg, double a_maxarg, size_t a_norgs, double a_mutation_rate, size_t a_iterations)</td></tr>
<tr class="memdesc:aaf2a00184c81c313153526d44be6d3dc"><td class="mdescLeft"> </td><td class="mdescRight">Constructor. <a href="#aaf2a00184c81c313153526d44be6d3dc"></a><br/></td></tr>
<tr class="memitem:a3551b33460257d374deb514eae2a9fe8"><td class="memItemLeft" align="right" valign="top">virtual </td><td class="memItemRight" valign="bottom"><a class="el" href="a00013.html#a3551b33460257d374deb514eae2a9fe8">~function_optimizer</a> ()</td></tr>
<tr class="memdesc:a3551b33460257d374deb514eae2a9fe8"><td class="mdescLeft"> </td><td class="mdescRight">Destructor. <a href="#a3551b33460257d374deb514eae2a9fe8"></a><br/></td></tr>
<tr class="memitem:a3b5e1e222e5410a2cb010bc26ebbba66"><td class="memItemLeft" align="right" valign="top">void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00013.html#a3b5e1e222e5410a2cb010bc26ebbba66">run</a> ()</td></tr>
<tr class="memdesc:a3b5e1e222e5410a2cb010bc26ebbba66"><td class="mdescLeft"> </td><td class="mdescRight">Performs optimization. <a href="#a3b5e1e222e5410a2cb010bc26ebbba66"></a><br/></td></tr>
</table><table class="memberdecls">
<tr class="heading"><td colspan="2"><h2><a name="inherited"></a>
Additional Inherited Members</h2></td></tr>
<tr class="inherit_header pub_methods_a00011"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_a00011')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="a00011.html">libevocosm::function_listener</a></td></tr>
<tr class="memitem:ac75737caa2fb3536d92982a0dd4d8bb4 inherit pub_methods_a00011"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00011.html#ac75737caa2fb3536d92982a0dd4d8bb4">ping_generation_begin</a> (size_t a_iteration)</td></tr>
<tr class="memdesc:ac75737caa2fb3536d92982a0dd4d8bb4 inherit pub_methods_a00011"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a generation begins. <a href="#ac75737caa2fb3536d92982a0dd4d8bb4"></a><br/></td></tr>
<tr class="memitem:a88f50a547190eab155bc75da9cc7bfd2 inherit pub_methods_a00011"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00011.html#a88f50a547190eab155bc75da9cc7bfd2">ping_generation_end</a> (const vector< <a class="el" href="a00015.html">function_solution</a> > &a_population, size_t a_iteration)</td></tr>
<tr class="memdesc:a88f50a547190eab155bc75da9cc7bfd2 inherit pub_methods_a00011"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a generation ends. <a href="#a88f50a547190eab155bc75da9cc7bfd2"></a><br/></td></tr>
<tr class="inherit_header pub_methods_a00024"><td colspan="2" onclick="javascript:toggleInherit('pub_methods_a00024')"><img src="closed.png" alt="-"/> Protected Member Functions inherited from <a class="el" href="a00024.html">libevocosm::null_listener< function_solution ></a></td></tr>
<tr class="memitem:acf222b4d2f9e6076bc64a04ee4de0154 inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#acf222b4d2f9e6076bc64a04ee4de0154">ping_generation_begin</a> (const std::vector< <a class="el" href="a00015.html">function_solution</a> > &a_population, size_t a_iteration)</td></tr>
<tr class="memdesc:acf222b4d2f9e6076bc64a04ee4de0154 inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a generation begins. <a href="#acf222b4d2f9e6076bc64a04ee4de0154"></a><br/></td></tr>
<tr class="memitem:a2f338d96cf658899d92aff59ba374ebc inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#a2f338d96cf658899d92aff59ba374ebc">ping_generation_end</a> (const std::vector< <a class="el" href="a00015.html">function_solution</a> > &a_population, size_t a_iteration)</td></tr>
<tr class="memdesc:a2f338d96cf658899d92aff59ba374ebc inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a generation ends. <a href="#a2f338d96cf658899d92aff59ba374ebc"></a><br/></td></tr>
<tr class="memitem:a1b8cc8c87c0fa01f63ed1f1bc4a4536f inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#a1b8cc8c87c0fa01f63ed1f1bc4a4536f">ping_fitness_test_begin</a> (const <a class="el" href="a00015.html">function_solution</a> &a_organism_number)</td></tr>
<tr class="memdesc:a1b8cc8c87c0fa01f63ed1f1bc4a4536f inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a test run begins. <a href="#a1b8cc8c87c0fa01f63ed1f1bc4a4536f"></a><br/></td></tr>
<tr class="memitem:aaa9b5f4aba83ddd653d2b0c75f5d7e97 inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#aaa9b5f4aba83ddd653d2b0c75f5d7e97">ping_fitness_test_end</a> (const <a class="el" href="a00015.html">function_solution</a> &a_organism_number)</td></tr>
<tr class="memdesc:aaa9b5f4aba83ddd653d2b0c75f5d7e97 inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Ping that a test run ends. <a href="#aaa9b5f4aba83ddd653d2b0c75f5d7e97"></a><br/></td></tr>
<tr class="memitem:a6cbef5c8546505f163bd0f69aa20fc2b inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#a6cbef5c8546505f163bd0f69aa20fc2b">report</a> (const std::string &a_text)</td></tr>
<tr class="memdesc:a6cbef5c8546505f163bd0f69aa20fc2b inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Report non-specific text. <a href="#a6cbef5c8546505f163bd0f69aa20fc2b"></a><br/></td></tr>
<tr class="memitem:a54a7b46fcf61a2ae4e0c27b4ce829fcf inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#a54a7b46fcf61a2ae4e0c27b4ce829fcf">report_error</a> (const std::string &a_text)</td></tr>
<tr class="memdesc:a54a7b46fcf61a2ae4e0c27b4ce829fcf inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Send error message. <a href="#a54a7b46fcf61a2ae4e0c27b4ce829fcf"></a><br/></td></tr>
<tr class="memitem:a898a5ead5c37c237c4300e45bf81c50c inherit pub_methods_a00024"><td class="memItemLeft" align="right" valign="top">virtual void </td><td class="memItemRight" valign="bottom"><a class="el" href="a00024.html#a898a5ead5c37c237c4300e45bf81c50c">run_complete</a> (const std::vector< <a class="el" href="a00015.html">function_solution</a> > &a_population)</td></tr>
<tr class="memdesc:a898a5ead5c37c237c4300e45bf81c50c inherit pub_methods_a00024"><td class="mdescLeft"> </td><td class="mdescRight">Evocosm is finished. <a href="#a898a5ead5c37c237c4300e45bf81c50c"></a><br/></td></tr>
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<hr/><a name="details" id="details"></a><h2>Detailed Description</h2>
<div class="textblock"><p>Using instances of the other classes, this class binds together the pieces to create a complete function optimizer. A user of this class defines two functions – a solution initializer and a fitness test – that define the target problem. </p>
</div><hr/><h2>Constructor & Destructor Documentation</h2>
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<td class="memname">libevocosm::function_optimizer::function_optimizer </td>
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<td class="paramtype"><a class="el" href="a00008.html#a577368cdfb8c76c2b442abbed1589d15">t_function</a> * </td>
<td class="paramname"><em>a_function</em>, </td>
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<td class="paramtype">size_t </td>
<td class="paramname"><em>a_nargs</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>a_minarg</em>, </td>
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<td class="paramtype">size_t </td>
<td class="paramname"><em>a_norgs</em>, </td>
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<td class="paramtype">double </td>
<td class="paramname"><em>a_mutation_rate</em>, </td>
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<td class="paramtype">size_t </td>
<td class="paramname"><em>a_iterations</em> </td>
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<p>Creates a new <a class="el" href="a00013.html" title="A generic function optimizer.">function_optimizer</a> with the given set of parameters. </p>
<dl class="params"><dt>Parameters:</dt><dd>
<table class="params">
<tr><td class="paramname">a_function</td><td>- Address of the function to be optimized. </td></tr>
<tr><td class="paramname">a_nargs</td><td>- number of arguments per solution </td></tr>
<tr><td class="paramname">a_minarg</td><td>- minimum argument value </td></tr>
<tr><td class="paramname">a_maxarg</td><td>- maximum argument value </td></tr>
<tr><td class="paramname">a_norgs</td><td>- The size of the solution population. </td></tr>
<tr><td class="paramname">a_mutation_rate</td><td>- Mutation rate in the range [0,1]. </td></tr>
<tr><td class="paramname">a_iterations</td><td>- Number of iterations to perform when doing a run. </td></tr>
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<td class="memname">virtual libevocosm::function_optimizer::~function_optimizer </td>
<td>(</td>
<td class="paramname"></td><td>)</td>
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<span class="mlabels"><span class="mlabel">virtual</span></span> </td>
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<p>Cleans up resources by removing allocated objects. </p>
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<hr/><h2>Member Function Documentation</h2>
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<td class="memname">void libevocosm::function_optimizer::run </td>
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<td class="paramname"></td><td>)</td>
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<p>This is where the work gets done; run iterates the number of times specificed when creating this <a class="el" href="a00013.html" title="A generic function optimizer.">function_optimizer</a>, reporting via a <a class="el" href="a00009.html" title="Reports the state of a population of solutions.">function_analyzer</a> object on the progress of optimization. </p>
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<hr/>The documentation for this class was generated from the following file:<ul>
<li><a class="el" href="a00045_source.html">function_optimizer.h</a></li>
</ul>
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