easier interface for fastga in irace contrib
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Amine Aziz-Alaoui
parent
93da7a8dae
commit
367a8c8ab1
1 changed files with 129 additions and 40 deletions
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@ -92,20 +92,97 @@ eoAlgoFoundryFastGA<Bits>& make_foundry(
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Bits::Fitness fake_func(const Bits&) { return 0; }
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void print_param_range(const eoParam& param, const size_t slot_size, std::ostream& out = std::cout)
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{
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out << param.longName()
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<< "\t\"--" << param.longName() << "=\""
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<< "\ti"
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<< "\t(0," << slot_size << ")"
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<< std::endl;
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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 { ERROR_USAGE = 100 };
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const size_t dimension = 1000;
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const size_t max_evals = 2 * dimension;
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const size_t buckets = 100;
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enum { NO_ERROR = 0, ERROR_USAGE = 100 };
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eoFunctorStore store;
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/***** Parameters managed by the caller. *****/
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if(argc != 11) {
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eoParser parser(argc, argv, "FastGA interface for iRace");
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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 max_evals = parser.getORcreateParam<size_t>(2 * dimension,
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"max-evals", "Maximum number of evaluations",
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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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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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auto instance_p = parser.getORcreateParam<size_t>(1,
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"instance", "Instance ID",
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'i', "Problem", /*required=*/true);
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const size_t instance = instance_p.value();
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auto continuator_p = parser.getORcreateParam<size_t>(0,
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"continuator", "",
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'o', "Evolution Engine", /*required=*/true);
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const size_t continuator = continuator_p.value();
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auto crossover_rate_p = parser.getORcreateParam<size_t>(0,
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"crossover-rate", "",
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'C', "Evolution Engine", /*required=*/true);
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const size_t crossover_rate = crossover_rate_p.value();
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auto crossover_p = parser.getORcreateParam<size_t>(0,
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"crossover", "",
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'c', "Evolution Engine", /*required=*/true);
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const size_t crossover = crossover_p.value();
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auto mutation_rate_p = parser.getORcreateParam<size_t>(0,
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"mutation-rate", "",
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'M', "Evolution Engine", /*required=*/true);
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const size_t mutation_rate = mutation_rate_p.value();
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auto mutation_p = parser.getORcreateParam<size_t>(0,
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"mutation", "",
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'm', "Evolution Engine", /*required=*/true);
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const size_t mutation = mutation_p.value();
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auto selector_p = parser.getORcreateParam<size_t>(0,
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"selector", "",
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's', "Evolution Engine", /*required=*/true);
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const size_t selector = selector_p.value();
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auto pop_size_p = parser.getORcreateParam<size_t>(0,
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"pop-size", "",
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'P', "Evolution Engine", /*required=*/true);
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const size_t pop_size = pop_size_p.value();
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auto replacement_p = parser.getORcreateParam<size_t>(0,
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"replacement", "",
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'r', "Evolution Engine", /*required=*/true);
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const size_t replacement = replacement_p.value();
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// Help + Verbose routines
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make_verbose(parser);
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make_help(parser, /*exit_after*/false, std::clog);
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if(parser.userNeedsHelp()) {
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// Fake operators, just to be able to call make_foundry
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// to get the configured operators slots.
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eoEvalFuncPtr<Bits> fake_eval(fake_func);
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@ -113,40 +190,44 @@ int main(int argc, char* argv[])
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eoInitFixedLength<Bits> fake_init(/*bitstring size=*/1, fake_gen);
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auto fake_foundry = make_foundry(store, fake_init, fake_eval, max_evals, /*generations=*/ 1);
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std::cerr << "Usage: " << argv[0] << std::endl;
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std::cerr << "\t<pb_instance> in [0,18]" << std::endl;
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std::cerr << "\t<random_seed> in [0,MAXULONG[" << std::endl;
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std::cerr << "\t<continuator> in [0," << fake_foundry.continuators .size() << "[" << std::endl;
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std::cerr << "\t<crossover_rate> in [0," << fake_foundry.crossover_rates.size() << "[" << std::endl;
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std::cerr << "\t<crossover> in [0," << fake_foundry.crossovers .size() << "[" << std::endl;
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std::cerr << "\t<mutation_rate> in [0," << fake_foundry.mutation_rates .size() << "[" << std::endl;
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std::cerr << "\t<mutation> in [0," << fake_foundry.mutations .size() << "[" << std::endl;
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std::cerr << "\t<selector> in [0," << fake_foundry.selectors .size() << "[" << std::endl;
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std::cerr << "\t<pop_size> in [0," << fake_foundry.pop_sizes .size() << "[" << std::endl;
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std::cerr << "\t<replacement> in [0," << fake_foundry.replacements .size() << "[" << std::endl;
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size_t n = fake_foundry.continuators.size()
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* fake_foundry.crossovers.size()
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* fake_foundry.mutations.size()
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* fake_foundry.selectors.size()
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* fake_foundry.replacements.size();
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std::clog << n << " possible algorithms instances." << std::endl;
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exit(ERROR_USAGE);
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std::clog << "Ranges of required parameters (redirect the stdout in a file to use it with iRace): " << std::endl;
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std::cout << "# name\tswitch\ttype\trange" << std::endl;
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print_param_range( instance_p, 18, std::cout);
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print_param_range( continuator_p, fake_foundry.continuators .size(), std::cout);
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print_param_range( crossover_p, fake_foundry.crossovers .size(), std::cout);
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print_param_range(crossover_rate_p, fake_foundry.crossover_rates.size(), std::cout);
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print_param_range( mutation_p, fake_foundry.mutations .size(), std::cout);
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print_param_range( mutation_rate_p, fake_foundry.mutation_rates .size(), std::cout);
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print_param_range( selector_p, fake_foundry.selectors .size(), std::cout);
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print_param_range( pop_size_p, fake_foundry.pop_sizes .size(), std::cout);
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print_param_range( replacement_p, fake_foundry.replacements .size(), std::cout);
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// std::ofstream irace_param("fastga.params");
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// irace_param << "# name\tswitch\ttype\tvalues" << std::endl;
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exit(NO_ERROR);
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}
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const int pb_instance = std::atoi(argv[1]);
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std::string s(argv[2]);
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eo::rng.reseed(std::stoull(s));
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const 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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Ints encoded_algo(8);
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encoded_algo[0] = std::atoi(argv[3]); // continuator
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encoded_algo[1] = std::atoi(argv[4]); // crossover_rate
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encoded_algo[2] = std::atoi(argv[5]); // crossover
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encoded_algo[3] = std::atoi(argv[6]); // mutation_rate
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encoded_algo[4] = std::atoi(argv[7]); // mutation
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encoded_algo[5] = std::atoi(argv[8]); // selection
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encoded_algo[6] = std::atoi(argv[9]); // pop_size
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encoded_algo[7] = std::atoi(argv[10]); // replacement
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const size_t pop_size = encoded_algo[6];
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const size_t generations = max_evals / pop_size;
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eo::log << eo::setlevel(eo::warnings);
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encoded_algo[0] = continuator;
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encoded_algo[1] = crossover_rate;
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encoded_algo[2] = crossover;
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encoded_algo[3] = mutation_rate;
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encoded_algo[4] = mutation;
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encoded_algo[5] = selector;
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encoded_algo[6] = pop_size;
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encoded_algo[7] = replacement;
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/***** IOH logger *****/
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IOHprofiler_RangeLinear<size_t> target_range(0, dimension, buckets);
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@ -180,7 +261,7 @@ int main(int argc, char* argv[])
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/// Set problem_id as 1
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w_model_om.IOHprofiler_set_problem_id(1);
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w_model_om.IOHprofiler_set_instance_id(pb_instance);
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w_model_om.IOHprofiler_set_instance_id(instance);
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/// Set dimension.
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w_model_om.IOHprofiler_set_number_of_variables(dimension);
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@ -197,8 +278,16 @@ int main(int argc, char* argv[])
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eoInitFixedLength<Bits> onemax_init(/*bitstring size=*/dimension, ugen);
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auto& foundry = make_foundry(store, onemax_init, onemax_eval, max_evals, generations);
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size_t n = foundry.continuators.size() * foundry.crossovers.size() * foundry.mutations.size() * foundry.selectors.size() * foundry.replacements.size();
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std::clog << n << " possible algorithms instances." << std::endl;
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std::clog << "Encoded algorithm:" << std::endl;
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foundry.select(encoded_algo);
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std::clog << "\tcontinuator:\t" << foundry.continuator ().className() << std::endl;
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std::clog << "\tcrossover:\t" << foundry.crossover ().className() << std::endl;
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std::clog << "\tcrossover_rate:\t" << foundry.crossover_rate() << std::endl;
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std::clog << "\tmutation:\t" << foundry.mutation ().className() << std::endl;
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std::clog << "\tmutation_rate:\t" << foundry.mutation_rate () << std::endl;
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std::clog << "\tselector:\t" << foundry.selector ().className() << std::endl;
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std::clog << "\tpop_size:\t" << foundry.pop_size () << std::endl;
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std::clog << "\treplacement:\t" << foundry.replacement ().className() << std::endl;
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// Evaluation of a forged encoded_algo on the sub-problem
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eoEvalFoundryFastGA<Ints, Bits> eval_foundry(
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