cleaning the indentation and formating of eoPop.h, added the authors
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nojhan
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1 changed files with 279 additions and 246 deletions
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@ -18,12 +18,21 @@
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License along with this library; if not, write to the Free Software
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Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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Contact: todos@geneura.ugr.es, http://geneura.ugr.es
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*/
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Authors:
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todos@geneura.ugr.es, http://geneura.ugr.es
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jmerelo
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gustavoromero
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mac
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maartenkeijzer
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kuepper
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okoenig
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evomarc
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Johann Dréo <johann.dreo@thalesgroup.com>
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*/
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//-----------------------------------------------------------------------------
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#ifndef _EOPOP_H
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#define _EOPOP_H
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#ifndef _EOPOP_H_
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#define _EOPOP_H_
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#include <algorithm>
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#include <iostream>
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@ -54,7 +63,7 @@
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template<class EOT>
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class eoPop: public std::vector<EOT>, public eoObject, public eoPersistent
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{
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public:
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public:
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using std::vector<EOT>::size;
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using std::vector<EOT>::resize;
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@ -78,14 +87,14 @@ public:
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@param _chromInit Initialization routine, produces EO's, needs to be an eoInit
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*/
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eoPop( unsigned _popSize, eoInit<EOT>& _chromInit )
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:std::vector<EOT>()
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: std::vector<EOT>()
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{
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resize(_popSize);
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for ( unsigned i = 0; i < _popSize; i++ )
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{
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_chromInit(operator[](i));
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}
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};
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}
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/** appends random guys at end of pop.
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Can be used to initialize it pop is empty
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@ -108,28 +117,32 @@ public:
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{
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_chromInit(operator[](i));
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}
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};
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}
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/** Ctor from an std::istream; reads the population from a stream,
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each element should be in different lines
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@param _is the stream
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*/
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eoPop( std::istream& _is ) :std::vector<EOT>() {
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eoPop( std::istream& _is ) :std::vector<EOT>()
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{
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readFrom( _is );
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}
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/** Empty Dtor */
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virtual ~eoPop() {}
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/// helper struct for getting a pointer
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struct Ref { const EOT* operator()(const EOT& eot) { return &eot;}};
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/// helper struct for comparing on pointers
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struct Cmp {
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bool operator()(const EOT* a, const EOT* b) const
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{ return b->operator<(*a); }
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};
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/// helper struct for comparing (EA or PSO)
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struct Cmp2
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{
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@ -140,7 +153,6 @@ public:
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};
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/**
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sort the population. Use this member to sort in order
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of descending Fitness, so the first individual is the best!
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@ -150,6 +162,7 @@ public:
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std::sort(begin(), end(), Cmp2());
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}
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/** creates a std::vector<EOT*> pointing to the individuals in descending order */
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void sort(std::vector<const EOT*>& result) const
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{
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@ -160,6 +173,7 @@ public:
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std::sort(result.begin(), result.end(), Cmp());
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}
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/**
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shuffle the population. Use this member to put the population
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in random order
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@ -170,6 +184,7 @@ public:
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std::random_shuffle(begin(), end(), gen);
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}
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/** creates a std::vector<EOT*> pointing to the individuals in random order */
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void shuffle(std::vector<const EOT*>& result) const
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{
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@ -181,6 +196,7 @@ public:
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std::random_shuffle(result.begin(), result.end(), gen);
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}
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/** returns an iterator to the best individual DOES NOT MOVE ANYBODY */
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#if defined(__CUDACC__)
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eoPop<EOT>::iterator it_best_element()
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@ -195,6 +211,7 @@ public:
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return it;
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}
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/** returns an iterator to the best individual DOES NOT MOVE ANYBODY */
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const EOT & best_element() const
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{
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@ -206,6 +223,7 @@ public:
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return (*it);
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}
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/** returns a const reference to the worse individual DOES NOT MOVE ANYBODY */
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const EOT & worse_element() const
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{
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@ -218,6 +236,7 @@ public:
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return (*it);
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}
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/** returns an iterator to the worse individual DOES NOT MOVE ANYBODY */
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#if defined(__CUDACC__)
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eoPop<EOT>::iterator it_worse_element()
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@ -232,6 +251,7 @@ public:
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return it;
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}
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/**
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slightly faster algorithm than sort to find all individuals that are better
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than the nth individual. INDIVIDUALS ARE MOVED AROUND in the pop.
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@ -250,8 +270,10 @@ public:
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return it;
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}
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struct GetFitness { Fitness operator()(const EOT& _eo) const { return _eo.fitness(); } };
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/** returns the fitness of the nth element */
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Fitness nth_element_fitness(int which) const
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{ // probably not the fastest way to do this, but what the heck
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@ -264,6 +286,7 @@ public:
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return *it;
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}
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/** const nth_element function, returns pointers to sorted individuals
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* up the the nth
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*/
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@ -279,12 +302,14 @@ public:
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std::nth_element(result.begin(), it, result.end(), Cmp());
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}
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/** does STL swap with other pop */
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void swap(eoPop<EOT>& other)
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{
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std::swap(static_cast<std::vector<EOT>& >(*this), static_cast<std::vector<EOT>& >(other));
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}
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/**
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* Prints sorted pop but does NOT modify it!
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*
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@ -301,6 +326,7 @@ public:
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}
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}
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/**
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* Write object. It's called printOn since it prints the object _on_ a stream.
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* @param _os A std::ostream.
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@ -311,6 +337,7 @@ public:
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std::copy( begin(), end(), std::ostream_iterator<EOT>( _os, "\n") );
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}
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/** @name Methods from eoObject */
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//@{
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/**
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@ -329,17 +356,23 @@ public:
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}
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}
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/** Inherited from eoObject. Returns the class name.
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@see eoObject
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*/
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virtual std::string className() const {return "eoPop";};
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//@}
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/** Invalidate the whole population
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*/
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virtual void invalidate()
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{
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for (unsigned i=0; i<size(); i++)
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this->operator[](i).invalidate();
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}
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};
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#endif
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}; // class eoPop
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#endif // _EOPOP_H_
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