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Added an eoSortedStatBase for more efficient statistic calculations

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updated a few makefiles to include the html and latex docs with the
distribution.
This commit is contained in:
maartenkeijzer 2000-10-06 10:41:38 +00:00
commit 1d0794c46a
4 changed files with 66 additions and 18 deletions
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24
eo/src/eoPop.h
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@ -27,6 +27,7 @@
#include <vector>
#include <strstream>
#include <algorithm>
// EO includes
#include <eoOp.h> // for eoInit
@ -90,6 +91,15 @@ class eoPop: public vector<EOT>, public eoObject, public eoPersistent
///
~eoPop() {};
/// helper struct for getting a pointer
struct Ref { const EOT* operator()(const EOT& eot) { return &eot;}};
/// helper struct for comparing on pointers
struct Cmp {
bool operator()(const EO<Fitness>* a, const EO<Fitness>* b) const
{ return b->operator<(*a); }
};
/**
sort the population. Use this member to sort in order
of descending Fitness, so the first individual is the best!
@ -99,6 +109,15 @@ class eoPop: public vector<EOT>, public eoObject, public eoPersistent
std::sort(begin(), end(), greater<EO<Fitness> >());
}
void sort(vector<const EOT*>& result) const
{
result.resize(size());
std::transform(begin(), end(), result.begin(), Ref());
std::sort(result.begin(), result.end(), Cmp());
}
/**
slightly faster algorithm than sort to find all individuals that are better
than the nth individual
@ -123,11 +142,6 @@ class eoPop: public vector<EOT>, public eoObject, public eoPersistent
return *it;
}
struct Ref { const EOT* operator()(const EOT& eot) { return &eot;}};
struct Cmp {
bool operator()(const EO<Fitness>* a, const EO<Fitness>* b) const
{ return b->operator<(*a); }
};
/// const nth_element function, returns pointers to sorted individuals
void nth_element(int which, vector<const EOT*>& result) const
{