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[fastga] adds a fitness stoping criterion

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This commit is contained in:
Johann Dreo 2021-07-30 11:16:30 +02:00
commit e2b74349e1
1 changed files with 10 additions and 4 deletions
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14
eo/contrib/irace/fastga.cpp
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@ -26,14 +26,20 @@ eoAlgoFoundryFastGA<Bits>& make_foundry(
eoInit<Bits>& init, eoInit<Bits>& init,
eoEvalFunc<Bits>& eval, eoEvalFunc<Bits>& eval,
const size_t max_evals, const size_t max_evals,
const size_t generations const size_t generations,
const double optimum
) )
{ {
// FIXME using max_restarts>1 does not allow to honor max evals. // FIXME using max_restarts>1 does not allow to honor max evals.
auto& foundry = store.pack< eoAlgoFoundryFastGA<Bits> >(init, eval, max_evals, /*max_restarts=*/1); auto& foundry = store.pack< eoAlgoFoundryFastGA<Bits> >(init, eval, max_evals, /*max_restarts=*/1);
/***** Continuators ****/ /***** Continuators ****/
foundry.continuators.add< eoGenContinue<Bits> >(generations); auto& fitcont = store.pack< eoFitContinue<Bits> >(optimum);
auto& gencont = store.pack< eoGenContinue<Bits> >(generations);
auto combconts = std::make_shared< std::vector<eoContinue<Bits>*> >();
combconts->push_back( &fitcont );
combconts->push_back( &gencont );
foundry.continuators.add< eoCombinedContinue<Bits> >( *combconts );
// for(size_t i=1; i<10; i++) { // for(size_t i=1; i<10; i++) {
// foundry.continuators.add< eoGenContinue<Bits> >(i); // foundry.continuators.add< eoGenContinue<Bits> >(i);
// } // }
@ -453,7 +459,7 @@ int main(int argc, char* argv[])
eoEvalFuncPtr<Bits> fake_eval(fake_func); eoEvalFuncPtr<Bits> fake_eval(fake_func);
eoUniformGenerator<int> fake_gen(0, 1); eoUniformGenerator<int> fake_gen(0, 1);
eoInitFixedLength<Bits> fake_init(/*bitstring size=*/1, fake_gen); eoInitFixedLength<Bits> fake_init(/*bitstring size=*/1, fake_gen);
auto fake_foundry = make_foundry(store, fake_init, fake_eval, max_evals, /*generations=*/ 1); auto fake_foundry = make_foundry(store, fake_init, fake_eval, max_evals, /*generations=*/ 1, 0);
std::clog << std::endl << "Available operators:" << std::endl; std::clog << std::endl << "Available operators:" << std::endl;
print_operators( continuator_p, fake_foundry.continuators , std::clog); print_operators( continuator_p, fake_foundry.continuators , std::clog);
@ -616,7 +622,7 @@ int main(int argc, char* argv[])
eoBooleanGenerator<int> bgen; eoBooleanGenerator<int> bgen;
eoInitFixedLength<Bits> onemax_init(/*bitstring size=*/dimension, bgen); eoInitFixedLength<Bits> onemax_init(/*bitstring size=*/dimension, bgen);
auto& foundry = make_foundry(store, onemax_init, eval_count, max_evals, generations); auto& foundry = make_foundry(store, onemax_init, eval_count, max_evals, generations, max_target);
Ints encoded_algo(foundry.size()); Ints encoded_algo(foundry.size());