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<title>EO - The Algorithm-Based approach</title>
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<a href="eoTopDown.html">Algorithm-Based</a> - <a href="eoBottomUp.html">Component-Based</a>
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<h1>
<font color="#FF0000">EO - The Algorithm-Based approach</font></h1></center>
<p><br>Congratulations - You have chosen the algorithm-based approach!&nbsp;
This means that you want to start from something that already works, and
gradually learn about the more complex constructs. We have prepared a series
of "lessons" for you.
<ul>
<li>
<a href="eoLesson1.html">Lesson 1 </a>- a gentle introduction to the <font color="#FF6600">EO
way</font>: your first steps into <b><font color="#999900">EO representations</font></b>
using a simple generational GA. Please, <b><blink><font color="#FF0000">spend
the necessary time</font></blink></b> on that one, since all basic constructs
presented there are used throughout EO.</li>
<li>
<a href="eoLesson2.html">Lesson 2</a> - <font color="#FF6600">encapsulate</font>,
encapsulate, and try more sophisticated <b><font color="#009900">selection/replacement</font></b>
mechanisms, as well as <b><font color="#CC33CC">multiple&nbsp; operators</font></b></li>
<li>
<a href="eoLesson3.html">Lesson 3 </a>- The same algorithms, but with <font color="#FF6600">improved
input/outputs</font>: <font color="#000000">user-friendly input (i.e. without
the need to recompile!</font>) of <b><font color="#3366FF">algorithm parameters</font></b><font color="#000000">,
and </font><font color="#FF6600">checkpointing </font>(<b><font color="#3366FF">display</font></b>
of on-line <b><font color="#3366FF">statistics</font></b>, <b><font color="#3366FF">save
</font></b><font color="#000000">and
</font><b><font color="#3366FF">restore</font></b>
populations,
<b><font color="#3366FF">restart</font></b> stopped runs,
...).</li>
<li>
<a href="eoLesson3.html">Lesson 4 </a>- The same algorithms - again! - but now fully operational:
<font color="#FF6600">every component</font> of the algorithm can be defined
<font color="#FF6600">on the command-line</font>, except the type of genotype;
moreover, you now have a full library, i.e. everything except your fitness function is
<font color="#FF6600">already compiled.</font>
</li>
<p><br>Current version (May. 5, 2001) stops here, but ...
<p>From there on, you don't need to follow the lesson order any more: you
can go directly to any lesson and experiment. Of course, you will need
to bring together the different pieces to write exactly what you want -
but only because we had no idea of what you exactly want :-)
<br>&nbsp;
<li>
Lesson 4 - More <b><font color="#CC33CC">general operators</font></b>:
e.g. binary, n-ary, or even specific mate selection (your brain and my
beauty)! Add your own to the basic algorithm using the template files.</li>
<li>
Lesson 5 - More about <b><font color="#3366FF">checkpointing</font></b>:
write your first <b><font color="#FF6600">adaptive mechanism</font></b>,
and find out how easy it is to <b><font color="#3366FF">update</font></b>
and <b><font color="#3366FF">monitor </font><font color="#FF6600">dynamic
parameters</font></b></li>
<li>
Lesson 6 - Why not go <b><font color="#993300">parallel</font></b>? From
the simple asynchronous SSGA to the more sophisticated island model (no
totally distributed population yet).</li>
<li>
Lesson 7 - Use your own <b><font color="#999900">representation</font></b>.
You need only to write the base individual class, the initilization class
and the variation operators. EO provides many helps: The <b><font color="#999900">eoExternal</font></b>
paradigm let you encapsulate into EO classes existing code. And the <b><font color="#999900">eoFixedLength</font></b>
and <b><font color="#999900">eoVariableLength</font></b> super classes
allow quick definition of new genotypes that handle identical Atoms.</li>
</ul>
Of course, in each lesson, you have links to the corresponding Component-Based
page. ( ... Well, to tell you the truth, as of today, Jan. 5, 2001, this
is not exactly true :-)
<br>
<hr WIDTH="100%">
<br><a href="eoTutorial.html">Tutorial main page </a>- <a href="eoTopDown.html">Algorithm-Based</a>
- <a href="eoBottomUp.html">Component-Based</a> - <a href="eoProgramming.html">Programming
hints</a> - <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/index.html">EO
documentation</a></font></font></b>
<br>
<hr>
<address>
<a href="mailto:marc@cmapx.polytechnique.fr">Marc Schoenauer</a></address>
<br><!-- Created: DATE --><!-- hhmts start -->Last modified: Tue Dec 19
2000&nbsp;<!-- hhmts end -->
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