Corrected a few small problems -

thanks to Sebastiao CORREIA for pointing them out
This commit is contained in:
evomarc 2001-10-17 17:48:50 +00:00
commit 11b3eabfca
2 changed files with 37 additions and 34 deletions

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@ -16,7 +16,7 @@ hints</a> - <a href="../../doc/html/index.html">EO documentation</a>
<h1> <h1>
<font color="#FF0000">EO - Component-Based approach</font></h1></center> <font color="#FF0000">EO - Component-Based approach</font></h1></center>
<p><br>Congratualtions - You have chosen the component-based approach!&nbsp; <p><br>Congratulations - You have chosen the component-based approach!&nbsp;
From here you will be allowed to browse into the different components of From here you will be allowed to browse into the different components of
an Evolutionary Algorithm, and to see how to program your favorite using an Evolutionary Algorithm, and to see how to program your favorite using
the EO library. the EO library.
@ -36,13 +36,16 @@ to go directly to the corresponding section of the tutorial.
<map NAME="Map"> <map NAME="Map">
<area SHAPE="rect" HREF="eoInit.html" COORDS="14,31,135,70"> <area SHAPE="rect" HREF="eoInit.html" COORDS="14,31,135,70">
<area SHAPE="rect" HREF="eoEval.html" COORDS="14,110,135,150"> <area SHAPE="rect" HREF="eoEval.html" COORDS="14,110,135,150">
<area SHAPE="rect" HREF="eoRepresentation.html" COORDS="240,270,465,310">
<area SHAPE="rect" HREF="eoRepresentation.html" COORDS="340,270,465,310">
<area SHAPE="rect" HREF="eoIo.html#output" COORDS="280,45,480,70"> <area SHAPE="rect" HREF="eoIo.html#output" COORDS="280,45,480,70">
<area SHAPE="rect" HREF="eoIo.html#stop" COORDS="348,110,430,150"> <area SHAPE="rect" HREF="eoIo.html#stop" COORDS="348,110,430,150">
<area SHAPE="rect" HREF="eoEngine.html#selection" COORDS="495,110,615,150"> <area SHAPE="rect" HREF="eoEngine.html#selection" COORDS="495,110,615,150">
<area SHAPE="rect" HREF="eoRepresentation.html" COORDS="495,190,615,230"> <area SHAPE="rect" HREF="eoRepresentation.html" COORDS="495,190,615,230">
<area SHAPE="rect" HREF="eoOperators.html#crossover" COORDS="495,265,625,287"> <area SHAPE="rect" HREF="eoOperators.html#crossover" COORDS="495,265,625,287">
<area SHAPE="rect" HREF="eoOperators.html#mutation" COORDS="495,287,625,305"> <area SHAPE="rect" HREF="eoOperators.html#mutation" COORDS="495,287,625,305">
<area SHAPE="rect" HREF="eoRepresentation.html" COORDS="170,110,295,150"> <area SHAPE="rect" HREF="eoRepresentation.html" COORDS="170,110,295,150">
<area SHAPE="rect" HREF="eoEval.html" COORDS="170,270,295,310"> <area SHAPE="rect" HREF="eoEval.html" COORDS="170,270,295,310">
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@ -6,12 +6,12 @@
<title>EO Programming guide</title> <title>EO Programming guide</title>
</head> </head>
<body text="#000000" link="#0000EE" vlink="#551A8B" alink="#FF0000" background="beige009.jpg"> <body text="#000000" link="#0000EE" vlink="#551A8B" alink="#FF0000" background="beige009.jpg">
<b><font color="#CC0000">General: </font></b><a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoTutorial.html">Tutorial <b><font color="#CC0000">General: </font></b><a href="eoTutorial.html">Tutorial
main page </a>- main page </a>-
<a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoTopDown.html">Algorithm-Based</a> <a href="eoTopDown.html">Algorithm-Based</a>
- <a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoBottomUp.html">Component-Based</a> - <a href="eoBottomUp.html">Component-Based</a>
- <a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoProgramming.html">Programming - <a href="eoProgramming.html">Programming
hints</a> - <font face="Arial,Helvetica"><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/index.html">EO hints</a> - <font face="Arial,Helvetica"><a href="../../doc/html/index.html">EO
documentation</a></font> documentation</a></font>
<br> <br>
<hr WIDTH="100%"><b><font color="#CC0000">Local: </font></b><a href="#templates">Templates</a> <hr WIDTH="100%"><b><font color="#CC0000">Local: </font></b><a href="#templates">Templates</a>
@ -34,10 +34,10 @@ naming variables in algebra: you can write a lot of equations involving
some variable $x$ without knowing even it if will be an integer or a float some variable $x$ without knowing even it if will be an integer or a float
(or a matrix or ...). The main basic type that is templatized in EO is (or a matrix or ...). The main basic type that is templatized in EO is
the fitness: an EO object is some object which has a fitness of some type the fitness: an EO object is some object which has a fitness of some type
F that can be anything. The definition for that is (see <font face="Arial,Helvetica"><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/EO.h-source.html">EO.h</a></font>) F that can be anything. The definition for that is (see <font face="Arial,Helvetica"><a href="../../doc/html/EO.h-source.html">EO.h</a></font>)
<p><b><tt><font color="#999900">template&lt;F> class EO</font></tt></b> <p><b><tt><font color="#999900">template&lt;F> class EO</font></tt></b>
<p>The idea is that, later in your code, you can define a class as follows <p>The idea is that, later in your code, you can define a class as follows
(see for instance&nbsp; <a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/eoBin.h-source.html">eoBin.h</a> (see for instance&nbsp; <a href="../../doc/eoBin.h-source.html">eoBin.h</a>
<p><b><tt><font color="#999900">template&lt;F> class eoBin : public EO&lt;F></font></tt></b> <p><b><tt><font color="#999900">template&lt;F> class eoBin : public EO&lt;F></font></tt></b>
<br><b><tt><font color="#999900">{ ... code for eoBin&nbsp; };</font></tt></b> <br><b><tt><font color="#999900">{ ... code for eoBin&nbsp; };</font></tt></b>
<p>and then use it in your application as <p>and then use it in your application as
@ -71,15 +71,15 @@ a hierarchy of functions with defaults behaviors and specialized sub-functions</
<li> <li>
...</li> ...</li>
</ul> </ul>
Functors are so intimately linked to EO that a base class (<b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eofunctorbase.html">eoFunctorBase</a></font></font></b>) Functors are so intimately linked to EO that a base class (<b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eofunctorbase.html">eoFunctorBase</a></font></font></b>)
has been designed to hold all functors. This base class is itself divided has been designed to hold all functors. This base class is itself divided
into three derived class. These classes tell you immediately what kind into three derived class. These classes tell you immediately what kind
of arguments the <b><tt><font color="#993300">operator()</font></tt></b> of arguments the <b><tt><font color="#993300">operator()</font></tt></b>
method requires and what kind of result it produces. See <a href="#notations">EO method requires and what kind of result it produces. See <a href="#notations">EO
conventions</a>, and the <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eofunctorbase.html">inheritance conventions</a>, and the <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eofunctorbase.html">inheritance
diagram of class eoFunctorBase</a>.</font></font></b> diagram of class eoFunctorBase</a>.</font></font></b>
<br>For a more complete introduction to functors, with detailed discussion, <br>For a more complete introduction to functors, with detailed discussion,
go to the <a href="http://www.sgi.com/Technology/STL/functors.html">STL go to the <a href="http://www.sgi.com/tech/stl/functors.html">STL
documentation</a> - as STL also heavily relies on functors, and the eoFunctorBase documentation</a> - as STL also heavily relies on functors, and the eoFunctorBase
paradigm is borrowed from there. paradigm is borrowed from there.
<p><b><font color="#FF0000">Functors:</font><font color="#000099"> Example:</font></b> <p><b><font color="#FF0000">Functors:</font><font color="#000099"> Example:</font></b>
@ -118,7 +118,7 @@ method.</font>
is for arity-zero functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> is for arity-zero functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method does not require any argument. It has a single template parameter, method does not require any argument. It has a single template parameter,
the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eomonitor.html">eoMonitor</a></font></font></b>&nbsp;<font color="#000000"> method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eomonitor.html">eoMonitor</a></font></font></b>&nbsp;<font color="#000000">
are </font><b><tt><font color="#FF6600">eoF</font></tt></b><font color="#000000">'s are </font><b><tt><font color="#FF6600">eoF</font></tt></b><font color="#000000">'s
that return an </font><b><tt><font color="#993300">eoMonitor &amp;</font></tt></b><font color="#000000">.</font></li> that return an </font><b><tt><font color="#993300">eoMonitor &amp;</font></tt></b><font color="#000000">.</font></li>
@ -127,7 +127,7 @@ that return an </font><b><tt><font color="#993300">eoMonitor &amp;</font></tt></
is for unary functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> is for unary functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method requires one argument. It has two template parameters, the type method requires one argument. It has two template parameters, the type
of the argument and the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> of the argument and the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000"> method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000">
are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s
that take as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000"> that take as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000">
and return </font><b><tt><font color="#993300">void</font></tt></b><font color="#000000"> and return </font><b><tt><font color="#993300">void</font></tt></b><font color="#000000">
@ -138,14 +138,14 @@ and return </font><b><tt><font color="#993300">void</font></tt></b><font color="
is for binary functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> is for binary functors, i.e.&nbsp; their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method requires two arguments. It has three template parameters, the types method requires two arguments. It has three template parameters, the types
of the arguments and the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> of the arguments and the return type of the </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eobinop.html">eoBinOp</a></font></font></b>'s<font color="#000000"> method. For instance,&nbsp;</font> <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eobinop.html">eoBinOp</a></font></font></b>'s<font color="#000000">
are </font><b><tt><font color="#FF6600">eoBF</font></tt></b><font color="#000000">'s are </font><b><tt><font color="#FF6600">eoBF</font></tt></b><font color="#000000">'s
that take as arguments a </font><b><tt><font color="#993300">const EOT that take as arguments a </font><b><tt><font color="#993300">const EOT
&amp;</font></tt></b><font color="#000000"> and an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000"> and an </font><b><tt><font color="#993300">EOT
&amp;</font></tt></b><font color="#000000">, and return </font><b><tt><font color="#993300">void</font></tt></b><font color="#000000"> &amp;</font></tt></b><font color="#000000">, and return </font><b><tt><font color="#993300">void</font></tt></b><font color="#000000">
.</font></li> .</font></li>
</ul> </ul>
<font color="#000000">Now go back to the </font><b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eofunctorbase.html">inheritance <font color="#000000">Now go back to the </font><b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eofunctorbase.html">inheritance
diagram of class eoFunctorBase</a></font></font></b><font color="#000000">, diagram of class eoFunctorBase</a></font></font></b><font color="#000000">,
and guess the interface for all functors!</font> and guess the interface for all functors!</font>
<p><b><font color="#FF0000">Note</font></b><font color="#000000">: for <p><b><font color="#FF0000">Note</font></b><font color="#000000">: for
@ -153,7 +153,7 @@ obvious simplicity reasons, we very often omit the reference to the </font><b><t
e.g. when we say above:</font> e.g. when we say above:</font>
<ul> <ul>
<li> <li>
<b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000"> <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000">
are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s
that take as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000"> that take as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000">
and return </font><b><tt><font color="#993300">void</font></tt></b></li> and return </font><b><tt><font color="#993300">void</font></tt></b></li>
@ -161,7 +161,7 @@ and return </font><b><tt><font color="#993300">void</font></tt></b></li>
<font color="#000000">it actually means</font> <font color="#000000">it actually means</font>
<ul> <ul>
<li> <li>
<b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000"> <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eomonop.html">eoMonOp</a></font></font></b>'s<font color="#000000">
are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s, are </font><b><tt><font color="#FF6600">eoUF</font></tt></b><font color="#000000">'s,
their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000"> their </font><b><tt><font color="#993300">operator()</font></tt></b><font color="#000000">
method takes as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000"> method takes as argument an </font><b><tt><font color="#993300">EOT &amp;</font></tt></b><font color="#000000">
@ -178,9 +178,9 @@ Template Library</font></b>.
of STL</font> to use EO (like with "hello", "please" and "goodbye" you of STL</font> to use EO (like with "hello", "please" and "goodbye" you
can survive in a foreign country :-) and even to contribute to new EO features. can survive in a foreign country :-) and even to contribute to new EO features.
Moreover, while browsing through EO code, you will gradually learn how Moreover, while browsing through EO code, you will gradually learn how
to use STL, especially if you check at the <a href="http://www.sgi.com/Technology/STL/">SGI to use STL, especially if you check at the <a href="http://www.sgi.com/tech/stl/">SGI
STL Web site</a> from time to time, where you can not only download STL, STL Web site</a> from time to time, where you can not only download STL,
but also browse in the Programmer's guide&nbsp; for isntance from the <a href="http://www.sgi.com/Technology/STL/table_of_contents.html">Table but also browse in the Programmer's guide&nbsp; for isntance from the <a href="http://www.sgi.com/tech/stl/table_of_contents.html">Table
of Content</a>. of Content</a>.
<p>Anyway, you will only find here, in EO tutorial, the basics of STL that <p>Anyway, you will only find here, in EO tutorial, the basics of STL that
you will need to understand most of EO code - and to guess what the parts you will need to understand most of EO code - and to guess what the parts
@ -309,7 +309,7 @@ numbers who look random (w.r.t. some statistical criteria).
to ensure reproducibility of the results across different platforms, EO to ensure reproducibility of the results across different platforms, EO
has its own RNG, the ``<font color="#FF6600">Mersenne Twister</font>'' has its own RNG, the ``<font color="#FF6600">Mersenne Twister</font>''
random number generator MT19937 (thanks to <font color="#FF0000">Takuji random number generator MT19937 (thanks to <font color="#FF0000">Takuji
Nishimura</font>, see <font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/eorng_h-source.html">eoRNG.h</a></font></font> Nishimura</font>, see <font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/eorng_h-source.html">eoRNG.h</a></font></font>
comments). comments).
<p>Though you can define and use as many RNGs as you wish in EO, the library <p>Though you can define and use as many RNGs as you wish in EO, the library
also provides you with a global RNG termed <b><tt><font color="#993300">eo::rng</font></tt></b>. also provides you with a global RNG termed <b><tt><font color="#993300">eo::rng</font></tt></b>.
@ -324,22 +324,22 @@ purposes</li>
random numbers are computed starting from a seed - starting from the same random numbers are computed starting from a seed - starting from the same
seed will lead to the same series of pseudo-random numbers, and hence to seed will lead to the same series of pseudo-random numbers, and hence to
the same results of the algorithms. All examples in this tutorial will the same results of the algorithms. All examples in this tutorial will
use the RNG seeding procedure, see e.g. in <a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/FirstBitGA.html#random">Lesson1</a>.</li> use the RNG seeding procedure, see e.g. in <a href="FirstBitGA.html#random">Lesson1</a>.</li>
<li> <li>
to simulate "true" random runs, you can just seed the RNG with a machine-clock to simulate "true" random runs, you can just seed the RNG with a machine-clock
related number, e.g. calling time(0), as done for instance in <a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/SecondBitEA.html#random">Lesson3</a> related number, e.g. calling time(0), as done for instance in <a href="SecondBitEA.html#random">Lesson3</a>
(and after).</li> (and after).</li>
</ul> </ul>
As RNGs produce, by definition, integers that are uniformly distributed As RNGs produce, by definition, integers that are uniformly distributed
between 0 and some maximal number, EO provides you with random numbers between 0 and some maximal number, EO provides you with random numbers
following <b><font color="#FF6600">different probability distribution</font></b> following <b><font color="#FF6600">different probability distribution</font></b>
(e.g. floating point following <font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eorng.html#a8">normal (e.g. floating point following <font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eorng.html#a8">normal
distribution</a></font></font>). See the <a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eorng.html">complete distribution</a></font></font>). See the <a href="../../doc/html/class_eorng.html">complete
list of RNG primitives</a>. list of RNG primitives</a>.
<p>EO also provides <a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/rnd_generators_h-source.html">random_generators</a> <p>EO also provides <a href="../../doc/html/rnd_generators_h-source.html">random_generators</a>
that can be used in STL call to generate series of random numbers, as in that can be used in STL call to generate series of random numbers, as in
<a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoInit.html">eoPop <a href="eoInit.html">eoPop
initializers</a>. initializers</a>.
<p><b><font color="#FF0000">Note</font></b>: the <b><tt><font color="#993300">eo::</font></tt></b> <p><b><font color="#FF0000">Note</font></b>: the <b><tt><font color="#993300">eo::</font></tt></b>
prefix indicates that it is in a separate C++ namespace, to avoid collision prefix indicates that it is in a separate C++ namespace, to avoid collision
@ -388,8 +388,8 @@ above).</li>
The name of the EO template should be EOT. This allows quick understanding The name of the EO template should be EOT. This allows quick understanding
of the inheritance diagrams for <a href="#functors">functors</a>. and immediate of the inheritance diagrams for <a href="#functors">functors</a>. and immediate
perception of the arguments and return types of the functors oeprator() perception of the arguments and return types of the functors oeprator()
method (as in <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eomonop.html">eoMonOp</a></font></font></b> method (as in <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eomonop.html">eoMonOp</a></font></font></b>
or&nbsp; <b><font face="Arial,Helvetica"><font size=+1><a href="http://www.eeaax.polytechnique.fr/EO/eo/doc/html/class_eobinop.html">eoBinOp</a></font></font></b>).</li> or&nbsp; <b><font face="Arial,Helvetica"><font size=+1><a href="../../doc/html/class_eobinop.html">eoBinOp</a></font></font></b>).</li>
<br>&nbsp; <br>&nbsp;
<li> <li>
@ -403,11 +403,11 @@ Blabla</li>
numbers</a> - <a href="#notations">EO programming style</a> numbers</a> - <a href="#notations">EO programming style</a>
<br> <br>
<hr WIDTH="100%"> <hr WIDTH="100%">
<br><b><font color="#CC0000">General: </font></b><a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoTutorial.html">Tutorial <br><b><font color="#CC0000">General: </font></b><a href="eoTutorial.html">Tutorial
main page </a>- <a href="http://www.eeaax.polytechnique.fr/EO/eo/tutorial/html/eoTopDown.html">Algorithm-Based</a> main page </a>- <a href="eoTopDown.html">Algorithm-Based</a>
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