701 lines
27 KiB
C++
701 lines
27 KiB
C++
#include <filesystem>
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#include <iostream>
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#include <cstdlib>
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#include <string>
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#include <memory>
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#include <eo>
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#include <ga.h>
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#include <utils/checkpointing>
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#include <eoInt.h>
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#include <problems/eval/eoEvalIOH.h>
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#include <ioh.hpp>
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/*****************************************************************************
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* ParadisEO algorithmic grammar definition.
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*****************************************************************************/
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// using Particle = eoRealParticle<eoMaximizingFitness>;
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using Ints = eoInt<eoMaximizingFitnessT<int>, size_t>;
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using Bits = eoBit<eoMaximizingFitnessT<int>, int>;
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// by enumerating candidate operators and their parameters.
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eoAlgoFoundryFastGA<Bits>& make_foundry(
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eoFunctorStore& store,
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eoInit<Bits>& init,
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eoEvalFunc<Bits>& eval,
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const size_t max_evals,
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const size_t generations,
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const double optimum
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)
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{
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// FIXME using max_restarts>1 does not allow to honor max evals.
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auto& foundry = store.pack< eoAlgoFoundryFastGA<Bits> >(init, eval, max_evals, /*max_restarts=*/1);
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/***** Continuators ****/
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auto& fitcont = store.pack< eoFitContinue<Bits> >(optimum);
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auto& gencont = store.pack< eoGenContinue<Bits> >(generations);
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auto combconts = std::make_shared< std::vector<eoContinue<Bits>*> >();
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combconts->push_back( &fitcont );
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combconts->push_back( &gencont );
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foundry.continuators.add< eoCombinedContinue<Bits> >( *combconts );
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// for(size_t i=1; i<10; i++) {
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// foundry.continuators.add< eoGenContinue<Bits> >(i);
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// }
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// for(size_t i=10; i < 100; i+=2 ) {
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// foundry.continuators.add< eoSteadyFitContinue<Bits> >(10,i);
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// }
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// for(double i=0.0; i<1.0; i+=0.2) {
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// foundry.crossover_rates.add<double>(i);
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// foundry.mutation_rates.add<double>(i);
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// }
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/***** Offsprings size *****/
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// for(size_t i=5; i<100; i+=10) {
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// foundry.offspring_sizes.add<size_t>(i);
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// }
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foundry.offspring_sizes.setup(0,100); // 0 = use parents fixed pop size.
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/***** Crossovers ****/
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for(double i=0.1; i<1.0; i+=0.2) {
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foundry.crossovers.add< eoUBitXover<Bits> >(i); // preference over 1
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}
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for(size_t i=1; i < 10; i+=2) {
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foundry.crossovers.add< eoNPtsBitXover<Bits> >(i); // nb of points
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}
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// foundry.crossovers.add< eo1PtBitXover<Bits> >(); // Same as NPts=1
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/***** Mutations ****/
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double p = 1.0; // Probability of flipping each bit.
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// proba of flipping k bits, k drawn in uniform distrib
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foundry.mutations.add< eoUniformBitMutation<Bits> >(p);
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// proba of flipping k bits, k drawn in binomial distrib
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foundry.mutations.add< eoStandardBitMutation<Bits> >(p);
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// proba of flipping k bits, k drawn in binomial distrib, minus zero
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foundry.mutations.add< eoConditionalBitMutation<Bits> >(p);
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// proba of flipping k bits, k drawn in binomial distrib, changing zeros to one
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foundry.mutations.add< eoShiftedBitMutation<Bits> >(p);
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// proba of flipping k bits, k drawn in normal distrib
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foundry.mutations.add< eoNormalBitMutation<Bits> >(p);
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// proba of flipping k bits, k drawn in powerlaw distrib
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foundry.mutations.add< eoFastBitMutation<Bits> >(p);
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for(size_t i=1; i < 11; i+=2) {
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// mutate k bits without duplicates
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foundry.mutations.add< eoDetSingleBitFlip<Bits> >(i);
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}
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/***** Selectors *****/
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for(eoOperatorFoundry<eoSelectOne<Bits>>& ops :
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{std::ref(foundry.crossover_selectors),
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std::ref(foundry.mutation_selectors) }) {
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ops.add< eoRandomSelect<Bits> >();
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ops.add< eoStochTournamentSelect<Bits> >(0.5);
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ops.add< eoSequentialSelect<Bits> >();
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ops.add< eoProportionalSelect<Bits> >();
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for(size_t i=2; i < 11; i+=4) {
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ops.add< eoDetTournamentSelect<Bits> >(i);
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}
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}
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foundry.aftercross_selectors.add< eoRandomSelect<Bits> >();
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/***** Replacements ****/
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foundry.replacements.add< eoPlusReplacement<Bits> >();
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foundry.replacements.add< eoCommaReplacement<Bits> >();
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foundry.replacements.add< eoSSGAWorseReplacement<Bits> >();
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for(double i=0.51; i<0.92; i+=0.2) {
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foundry.replacements.add< eoSSGAStochTournamentReplacement<Bits> >(i);
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}
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for(size_t i=2; i < 11; i+=2) {
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foundry.replacements.add< eoSSGADetTournamentReplacement<Bits> >(i);
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}
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return foundry;
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}
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/*****************************************************************************
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* irace helper functions.
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*****************************************************************************/
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Bits::Fitness fake_func(const Bits&) { return 0; }
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void print_irace_categorical(const eoParam& param, const size_t slot_size, std::string type="c", std::ostream& out = std::cout)
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{
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// If there is no choice to be made on this operator, comment it out.
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if(slot_size - 1 <= 0) {
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out << "# ";
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}
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// irace doesn't support "-" in names.
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std::string irace_name = param.longName();
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irace_name.erase(std::remove(irace_name.begin(), irace_name.end(), '-'), irace_name.end());
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out << irace_name
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<< "\t\"--" << param.longName() << "=\""
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<< "\t" << type;
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out << "\t(0";
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for(size_t i=1; i<slot_size; ++i) {
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out << "," << i;
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}
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out << ")" << std::endl;
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}
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template<class T>
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void print_irace_ranged(const eoParam& param, const T min, const T max, std::string type="r", std::ostream& out = std::cout)
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{
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// If there is no choice to be made on this operator, comment it out.
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if(max - min <= 0) {
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out << "# ";
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}
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// irace doesn't support "-" in names.
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std::string irace_name = param.longName();
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irace_name.erase(std::remove(irace_name.begin(), irace_name.end(), '-'), irace_name.end());
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out << irace_name
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<< "\t\"--" << param.longName() << "=\""
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<< "\t" << type;
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if(max-min <= 0) {
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out << "\t(?)";
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} else {
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out << "\t(" << min << "," << max << ")";
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}
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out << std::endl;
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}
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template<class ITF>
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void print_irace_oper(const eoParam& param, const eoOperatorFoundry<ITF>& op_foundry, std::ostream& out = std::cout)
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{
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print_irace_categorical(param, op_foundry.size(), "c", out);
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}
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// FIXME generalize to any scalar type with enable_if
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// template<class ITF>
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void print_irace_param(
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const eoParam& param,
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// const eoParameterFoundry<typename std::enable_if< std::is_floating_point<ITF>::value >::type>& op_foundry,
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const eoParameterFoundry<double>& op_foundry,
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std::ostream& out)
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{
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print_irace_ranged(param, op_foundry.min(), op_foundry.max(), "r", out);
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}
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// template<class ITF>
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void print_irace_param(
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const eoParam& param,
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// const eoParameterFoundry<typename std::enable_if< std::is_integral<ITF>::value >::type>& op_foundry,
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const eoParameterFoundry<size_t>& op_foundry,
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std::ostream& out)
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{
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print_irace_ranged(param, op_foundry.min(), op_foundry.max(), "i", out);
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}
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template<class ITF>
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void print_irace(const eoParam& param, const eoOperatorFoundry<ITF>& op_foundry, std::ostream& out = std::cout)
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{
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print_irace_oper<ITF>(param, op_foundry, out);
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}
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template<class ITF>
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void print_irace(const eoParam& param, const eoParameterFoundry<ITF>& op_foundry, std::ostream& out = std::cout)
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{
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print_irace_param/*<ITF>*/(param, op_foundry, out);
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}
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void print_irace(const eoParam& param, const size_t min, const size_t max, std::ostream& out = std::cout)
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{
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print_irace_ranged(param, min, max, "i", out);
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}
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void print_operator_typed(const eoFunctorBase& op, std::ostream& out)
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{
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out << op.className();
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}
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void print_operator_typed(const double& op, std::ostream& out)
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{
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out << op;
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}
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template<class ITF>
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void print_operators(const eoParam& param, eoOperatorFoundry<ITF>& op_foundry, std::ostream& out = std::cout, std::string indent=" ")
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{
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out << indent << op_foundry.size() << " " << param.longName() << ":" << std::endl;
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for(size_t i=0; i < op_foundry.size(); ++i) {
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out << indent << indent << i << ": ";
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auto& op = op_foundry.instantiate(i);
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print_operator_typed(op, out);
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out << std::endl;
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}
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}
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template<class T>
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void print_operators(const eoParam& param, T min, T max, std::ostream& out = std::cout, std::string indent=" ")
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{
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out << indent << "[" << min << "," << max << "] " << param.longName() << "." << std::endl;
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}
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template<class ITF>
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void print_operators(const eoParam& param, eoParameterFoundry<ITF>& op_foundry, std::ostream& out = std::cout, std::string indent=" ")
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{
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print_operators(param, op_foundry.min(), op_foundry.max(), out, indent);
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}
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// Problem configuration.
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struct Problem {
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double dummy;
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size_t epistasis;
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size_t neutrality;
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size_t ruggedness;
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size_t max_target;
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size_t dimension;
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friend std::ostream& operator<<(std::ostream& os, const Problem& pb);
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};
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std::ostream& operator<<(std::ostream& os, const Problem& pb)
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{
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os << "u=" << pb.dummy << "_"
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<< "e=" << pb.epistasis << "_"
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<< "n=" << pb.neutrality << "_"
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<< "r=" << pb.ruggedness << "_"
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<< "t=" << pb.max_target << "_"
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<< "d=" << pb.dimension;
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return os;
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}
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/*****************************************************************************
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* IOH problem adaptation.
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*****************************************************************************/
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class WModelFlat : public ioh::problem::wmodel::WModelOneMax
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{
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public:
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WModelFlat(const int instance, const int n_variables,
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const double dummy_para, const int epistasis_para, const int neutrality_para,
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const int ruggedness_para)
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: WModelOneMax(instance, n_variables, dummy_para, epistasis_para, neutrality_para, ruggedness_para)
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{ }
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protected:
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double transform_objectives(const double y) override
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{ // Disable objective function shift & scaling.
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return y;
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}
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};
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/*****************************************************************************
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* Command line interface.
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*****************************************************************************/
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int main(int argc, char* argv[])
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{
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/***** Global parameters. *****/
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enum { NO_ERROR = 0, ERROR_USAGE = 100 };
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std::map<size_t, Problem> benchmark {
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/* ┌ problem index in the map
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* │ ┌ problem ID in IOH experimenter
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* │ │ ┌ dummy
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* │ │ │ ┌ epistasis
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* │ │ │ │ ┌ neutrality
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* │ │ │ │ │ ┌ ruggedness
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* │ │ │ │ │ │ ┌ max target
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* │ │ │ │ │ │ │ ┌ dimension (bitstring length) */
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{ 0 /* 1*/, {0, 6, 2, 10, 10, 20 }},
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{ 1 /* 2*/, {0, 6, 2, 18, 10, 20 }},
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{ 2 /* 3*/, {0, 5, 1, 72, 16, 16 }},
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{ 3 /* 4*/, {0, 9, 3, 72, 16, 48 }},
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{ 4 /* 5*/, {0, 23, 1, 90, 25, 25 }},
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{ 5 /* 6*/, {0, 2, 1, 397, 32, 32 }},
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{ 6 /* 7*/, {0, 11, 4, 0, 32, 128 }},
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{ 7 /* 8*/, {0, 14, 4, 0, 32, 128 }},
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{ 8 /* 9*/, {0, 8, 4, 128, 32, 128 }},
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{ 9 /*10*/, {0, 36, 1, 245, 50, 50 }},
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{10 /*11*/, {0, 21, 2, 256, 50, 100 }},
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{11 /*12*/, {0, 16, 3, 613, 50, 150 }},
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{12 /*13*/, {0, 32, 2, 256, 64, 128 }},
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{13 /*14*/, {0, 21, 3, 16, 64, 192 }},
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{14 /*15*/, {0, 21, 3, 256, 64, 192 }},
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{15 /*16*/, {0, 21, 3, 403, 64, 192 }},
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{16 /*17*/, {0, 52, 4, 2, 64, 256 }},
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{17 /*18*/, {0, 60, 1, 16, 75, 75 }},
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{18 /*19*/, {0, 32, 2, 4, 75, 150 }}
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};
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eoFunctorStore store;
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eoParser parser(argc, argv, "FastGA interface for iRace");
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/***** Problem parameters *****/
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auto problem_p = parser.getORcreateParam<size_t>(0,
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"problem", "Problem ID",
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'p', "Problem", /*required=*/true);
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const size_t problem = problem_p.value();
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assert(0 <= problem and problem < benchmark.size());
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// const size_t dimension = parser.getORcreateParam<size_t>(1000,
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// "dimension", "Dimension size",
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// 'd', "Problem").value();
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const size_t dimension = benchmark[problem].dimension;
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auto instance_p = parser.getORcreateParam<size_t>(0,
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"instance", "Instance ID",
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'i', "Instance", /*required=*/false);
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const size_t instance = instance_p.value();
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const size_t max_evals = parser.getORcreateParam<size_t>(5 * dimension,
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"max-evals", "Maximum number of evaluations (default: 5*dim, else the given value)",
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'e', "Stopping criterion").value();
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const size_t buckets = parser.getORcreateParam<size_t>(100,
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"buckets", "Number of buckets for discretizing the ECDF",
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'b', "Performance estimation").value();
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/***** Generic options *****/
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uint32_t seed =
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parser.getORcreateParam<uint32_t>(0,
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"seed", "Random number seed (0 = epoch)",
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'S').value();
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if(seed == 0) {
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seed = time(0);
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}
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// rng is a global
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rng.reseed(seed);
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bool full_log =
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parser.getORcreateParam<bool>(0,
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"full-log", "Log the full search in CSV files"/* (using the IOH profiler format)"*/,
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'F').value();
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bool output_mat =
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parser.getORcreateParam<bool>(0,
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"output-mat", "Output the aggregated attainment matrix instead of its scalar sum (fancy colormap on stderr, parsable CSV on stdout).",
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'A').value();
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/***** populations sizes *****/
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auto pop_size_p = parser.getORcreateParam<size_t>(5,
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"pop-size", "Population size",
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'P', "Operator Choice", /*required=*/false);
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const size_t pop_size = pop_size_p.value();
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const size_t pop_size_max = 200;
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auto offspring_size_p = parser.getORcreateParam<size_t>(0,
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"offspring-size", "Offsprings size (0 = same size than the parents pop, see --pop-size)",
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'O', "Operator Choice", /*required=*/false); // Single alternative, not required.
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const size_t offspring_size = offspring_size_p.value();
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size_t generations = static_cast<size_t>(std::floor(
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static_cast<double>(max_evals) / static_cast<double>(pop_size)));
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// const size_t generations = std::numeric_limits<size_t>::max();
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if(generations < 1) {
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generations = 1;
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}
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/***** metric parameters *****/
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auto crossover_rate_p = parser.getORcreateParam<double>(0.5,
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"crossover-rate", "",
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'C', "Operator Choice", /*required=*/true);
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const double crossover_rate = crossover_rate_p.value();
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auto mutation_rate_p = parser.getORcreateParam<double>(0,
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"mutation-rate", "",
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'M', "Operator Choice", /*required=*/true);
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const double mutation_rate = mutation_rate_p.value();
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/***** operators *****/
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auto continuator_p = parser.getORcreateParam<size_t>(0,
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"continuator", "Stopping criterion",
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'o', "Operator Choice", /*required=*/false); // Single alternative, not required.
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const size_t continuator = continuator_p.value();
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auto crossover_selector_p = parser.getORcreateParam<size_t>(0,
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"cross-selector", "How to selects candidates for cross-over",
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's', "Operator Choice", /*required=*/true);
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const size_t crossover_selector = crossover_selector_p.value();
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auto crossover_p = parser.getORcreateParam<size_t>(0,
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"crossover", "",
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'c', "Operator Choice", /*required=*/true);
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const size_t crossover = crossover_p.value();
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auto aftercross_selector_p = parser.getORcreateParam<size_t>(0,
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"aftercross-selector", "How to selects between the two individuals altered by cross-over which one will mutate",
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'a', "Operator Choice", /*required=*/false); // Single alternative, not required.
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const size_t aftercross_selector = aftercross_selector_p.value();
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auto mutation_selector_p = parser.getORcreateParam<size_t>(0,
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"mut-selector", "How to selects candidate for mutation",
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'u', "Operator Choice", /*required=*/true);
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const size_t mutation_selector = mutation_selector_p.value();
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auto mutation_p = parser.getORcreateParam<size_t>(0,
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"mutation", "",
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'm', "Operator Choice", /*required=*/true);
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const size_t mutation = mutation_p.value();
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auto replacement_p = parser.getORcreateParam<size_t>(0,
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"replacement", "",
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'r', "Operator Choice", /*required=*/true);
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const size_t replacement = replacement_p.value();
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// Help + Verbose routines
|
|
make_verbose(parser);
|
|
make_help(parser, /*exit_after*/false, std::clog);
|
|
|
|
if(parser.userNeedsHelp()) {
|
|
|
|
// Fake operators, just to be able to call make_foundry
|
|
// to get the configured operators slots.
|
|
eoEvalFuncPtr<Bits> fake_eval(fake_func);
|
|
eoUniformGenerator<int> fake_gen(0, 1);
|
|
eoInitFixedLength<Bits> fake_init(/*bitstring size=*/1, fake_gen);
|
|
auto fake_foundry = make_foundry(store, fake_init, fake_eval, max_evals, /*generations=*/ 1, 0);
|
|
|
|
std::clog << std::endl << "Available operators:" << std::endl;
|
|
print_operators( continuator_p, fake_foundry.continuators , std::clog);
|
|
print_operators( crossover_rate_p, fake_foundry.crossover_rates , std::clog);
|
|
print_operators( crossover_selector_p, fake_foundry.crossover_selectors , std::clog);
|
|
print_operators(aftercross_selector_p, fake_foundry.aftercross_selectors, std::clog);
|
|
print_operators( crossover_p, fake_foundry.crossovers , std::clog);
|
|
print_operators( mutation_rate_p, fake_foundry.mutation_rates , std::clog);
|
|
print_operators( mutation_selector_p, fake_foundry.mutation_selectors , std::clog);
|
|
print_operators( mutation_p, fake_foundry.mutations , std::clog);
|
|
print_operators( replacement_p, fake_foundry.replacements , std::clog);
|
|
print_operators( offspring_size_p, fake_foundry.offspring_sizes , std::clog);
|
|
print_operators( pop_size_p, (size_t)1, pop_size_max , std::clog);
|
|
std::clog << std::endl;
|
|
|
|
// If we were to make a DoE sampling numeric parameters,
|
|
// we would use that many samples:
|
|
size_t fake_sample_size = 10;
|
|
std::clog << "With " << fake_sample_size << " samples for numeric parameters..." << std::endl;
|
|
size_t n =
|
|
fake_sample_size //crossover_rates
|
|
* fake_foundry.crossover_selectors.size()
|
|
* fake_foundry.crossovers.size()
|
|
* fake_foundry.aftercross_selectors.size()
|
|
* fake_sample_size //mutation_rates
|
|
* fake_foundry.mutation_selectors.size()
|
|
* fake_foundry.mutations.size()
|
|
* fake_foundry.replacements.size()
|
|
* fake_foundry.continuators.size()
|
|
* fake_sample_size //offspring_sizes
|
|
* fake_sample_size //pop_size
|
|
;
|
|
std::clog << "~" << n << " possible algorithms configurations." << std::endl;
|
|
|
|
std::clog << "Ranges of configurable parameters (redirect the stdout in a file to use it with iRace): " << std::endl;
|
|
|
|
// Do not print problem and instances, as they are managed separately by irace.
|
|
std::cout << "# name\tswitch\ttype\trange" << std::endl;
|
|
print_irace( continuator_p, fake_foundry.continuators , std::cout);
|
|
print_irace( crossover_rate_p, fake_foundry.crossover_rates , std::cout);
|
|
print_irace( crossover_selector_p, fake_foundry.crossover_selectors , std::cout);
|
|
print_irace(aftercross_selector_p, fake_foundry.aftercross_selectors, std::cout);
|
|
print_irace( crossover_p, fake_foundry.crossovers , std::cout);
|
|
print_irace( mutation_rate_p, fake_foundry.mutation_rates , std::cout);
|
|
print_irace( mutation_selector_p, fake_foundry.mutation_selectors , std::cout);
|
|
print_irace( mutation_p, fake_foundry.mutations , std::cout);
|
|
print_irace( replacement_p, fake_foundry.replacements , std::cout);
|
|
print_irace( offspring_size_p, fake_foundry.offspring_sizes , std::cout);
|
|
print_irace( pop_size_p, 1, pop_size_max , std::cout);
|
|
|
|
// std::ofstream irace_param("fastga.params");
|
|
// irace_param << "# name\tswitch\ttype\tvalues" << std::endl;
|
|
|
|
exit(NO_ERROR);
|
|
}
|
|
|
|
eo::log << eo::debug << "Maximum number of evaluations: " << max_evals << std::endl;
|
|
eo::log << eo::debug << "Number of generations: " << generations << std::endl;
|
|
|
|
|
|
/*****************************************************************************
|
|
* IOH stuff.
|
|
*****************************************************************************/
|
|
|
|
/***** IOH logger *****/
|
|
auto max_target = benchmark[problem].max_target;
|
|
ioh::logger::eah::Log10Scale<double> target_range(0, max_target, buckets);
|
|
ioh::logger::eah::Log10Scale<size_t> budget_range(0, max_evals, buckets);
|
|
ioh::logger::EAH eah_logger(target_range, budget_range);
|
|
|
|
ioh::logger::Combine loggers(eah_logger);
|
|
|
|
std::shared_ptr<ioh::logger::FlatFile> csv_logger = nullptr;
|
|
if(full_log) {
|
|
// Build up an algorithm name from main parameters.
|
|
std::ostringstream name;
|
|
name << "FastGA";
|
|
for(auto& p : {
|
|
crossover_selector_p,
|
|
crossover_p,
|
|
aftercross_selector_p,
|
|
mutation_selector_p,
|
|
mutation_p,
|
|
replacement_p }) {
|
|
name << "_" << p.shortName() << "=" << p.getValue();
|
|
}
|
|
for(auto& p : {
|
|
crossover_rate_p,
|
|
mutation_rate_p }) {
|
|
name << "_" << p.shortName() << "=" << p.getValue();
|
|
}
|
|
for(auto& p : {pop_size_p,
|
|
offspring_size_p }) {
|
|
name << "_" << p.shortName() << "=" << p.getValue();
|
|
}
|
|
std::clog << name.str() << std::endl;
|
|
|
|
// Build up a problem description.
|
|
std::ostringstream desc;
|
|
desc << "pb=" << problem << "_";
|
|
desc << benchmark[problem]; // Use the `operator<<` above.
|
|
std::clog << desc.str() << std::endl;
|
|
|
|
std::filesystem::path folder = desc.str();
|
|
std::filesystem::create_directories(folder);
|
|
|
|
ioh::trigger::OnImprovement on_improvement;
|
|
ioh::watch::Evaluations evaluations;
|
|
ioh::watch::TransformedYBest transformed_y_best;
|
|
std::vector<std::reference_wrapper<ioh::logger::Trigger >> t = {on_improvement};
|
|
std::vector<std::reference_wrapper<ioh::logger::Property>> w = {evaluations,transformed_y_best};
|
|
csv_logger = std::make_shared<ioh::logger::FlatFile>(
|
|
// {std::ref(on_improvement)},
|
|
// {std::ref(evaluations),std::ref(transformed_y_best)},
|
|
t, w,
|
|
name.str(),
|
|
folder
|
|
);
|
|
loggers.append(*csv_logger);
|
|
}
|
|
|
|
/***** IOH problem *****/
|
|
double w_dummy = benchmark[problem].dummy;
|
|
int w_epitasis = benchmark[problem].epistasis;
|
|
int w_neutrality = benchmark[problem].neutrality;
|
|
int w_ruggedness = benchmark[problem].ruggedness;
|
|
|
|
// std::string problem_name = "OneMax";
|
|
// problem_name = problem_name
|
|
// + "_D" + std::to_string((int)(w_dummy * dimension))
|
|
// + "_E" + std::to_string(w_epitasis)
|
|
// + "_N" + std::to_string(w_neutrality)
|
|
// + "_R" + std::to_string(w_ruggedness);
|
|
|
|
// ioh::problem::wmodel::WModelOneMax w_model_om(
|
|
WModelFlat w_model_om(
|
|
instance,
|
|
dimension,
|
|
w_dummy,
|
|
w_epitasis,
|
|
w_neutrality,
|
|
w_ruggedness);
|
|
|
|
/***** Bindings *****/
|
|
w_model_om.attach_logger(loggers);
|
|
|
|
/*****************************************************************************
|
|
* Binding everything together.
|
|
*****************************************************************************/
|
|
|
|
eoEvalIOHproblem<Bits> onemax_pb(w_model_om, loggers);
|
|
|
|
// eoEvalPrint<Bits> eval_print(onemax_pb, std::clog, "\n");
|
|
// eoEvalFuncCounter<Bits> eval_count(onemax_pb);
|
|
eoEvalCounterThrowException<Bits> eval_count(onemax_pb, max_evals);
|
|
|
|
eoPopLoopEval<Bits> onemax_eval(eval_count);
|
|
|
|
/***** Instanciate and run the algo *****/
|
|
|
|
eoBooleanGenerator<int> bgen;
|
|
eoInitFixedLength<Bits> onemax_init(/*bitstring size=*/dimension, bgen);
|
|
auto& foundry = make_foundry(store, onemax_init, eval_count, max_evals, generations, max_target);
|
|
|
|
Ints encoded_algo(foundry.size());
|
|
|
|
encoded_algo[foundry.crossover_rates .index()] = crossover_rate;
|
|
encoded_algo[foundry.crossover_selectors .index()] = crossover_selector;
|
|
encoded_algo[foundry.crossovers .index()] = crossover;
|
|
encoded_algo[foundry.aftercross_selectors.index()] = aftercross_selector;
|
|
encoded_algo[foundry.mutation_rates .index()] = mutation_rate;
|
|
encoded_algo[foundry.mutation_selectors .index()] = mutation_selector;
|
|
encoded_algo[foundry.mutations .index()] = mutation;
|
|
encoded_algo[foundry.replacements .index()] = replacement;
|
|
encoded_algo[foundry.continuators .index()] = continuator;
|
|
encoded_algo[foundry.offspring_sizes .index()] = offspring_size;
|
|
|
|
// std::clog << "Encoded algorithm:" << std::endl;
|
|
foundry.select(encoded_algo);
|
|
std::clog << foundry.name() << std::endl;
|
|
|
|
// // Evaluation of a forged encoded_algo on the sub-problem
|
|
// eoEvalFoundryFastGA<Ints, Bits> eval_foundry(
|
|
// foundry, pop_size,
|
|
// onemax_init, onemax_eval,
|
|
// /*penalization=*/ dimension, // Worst case penalization.
|
|
// /*normalized=*/ false); // Use direct integer encoding.
|
|
//
|
|
// // Actually instanciate and run the algorithm.
|
|
// eval_foundry(encoded_algo);
|
|
|
|
/*****************************************************************************
|
|
* Run and output results.
|
|
*****************************************************************************/
|
|
|
|
eoPop<Bits> pop;
|
|
pop.append(pop_size, onemax_init);
|
|
try {
|
|
onemax_eval(pop,pop);
|
|
foundry(pop); // Actually run the selected algorithm.
|
|
|
|
} catch(eoMaxEvalException e) {
|
|
eo::log << eo::debug << "Reached maximum evaluations: " << eval_count.getValue() << " / " << max_evals << std::endl;
|
|
}
|
|
|
|
/***** IOH perf stats *****/
|
|
double perf = ioh::logger::eah::stat::under_curve::volume(eah_logger);
|
|
|
|
if(perf == 0 or perf > max_target * max_evals * 1.0) {
|
|
std::cerr << "WARNING: illogical performance? " << perf
|
|
<< " Check the bounds or the algorithm." << std::endl;
|
|
}
|
|
|
|
// std::clog << "After " << eval_count.getValue() << " / " << max_evals << " evaluations" << std::endl;
|
|
|
|
if(output_mat) {
|
|
std::vector<std::vector<double>> mat = ioh::logger::eah::stat::distribution(eah_logger);
|
|
|
|
// Fancy color map on clog.
|
|
std::clog << ioh::logger::eah::colormap(mat) << std::endl;
|
|
|
|
// Parsable CSV on cout.
|
|
std::clog << "Attainment matrix distribution: " << std::endl;
|
|
assert(mat.size() > 0);
|
|
assert(mat[0].size() > 1);
|
|
for(size_t i = mat.size()-1; i > 0; --i) {
|
|
assert(mat[i].size() >= 1);
|
|
std::cout << mat[i][0];
|
|
for(size_t j = 1; j < mat[i].size(); ++j) {
|
|
std::cout << "," << mat[i][j];
|
|
}
|
|
std::cout << std::endl;
|
|
}
|
|
|
|
} else {
|
|
// iRace expects minimization
|
|
std::cout << -1 * perf << std::endl;
|
|
}
|
|
}
|