C++ API

The API below mostly covers C++ code that can be called from Python.

See also

For the full C++ API, browse the Doxygen docs.

• Dataset
  • Dataset
    • Dataset::operator()()
    • Dataset::init()
    • Dataset::make_features()
    • Dataset::copy_and_make_features()
    • Dataset::Dataset()
    • Dataset::Dataset()
    • Dataset::Dataset()
    • Dataset::Dataset()
    • Dataset::print()
    • Dataset::get_X()
    • Dataset::get_training_data()
    • Dataset::get_validation_data()
    • Dataset::get_n_samples()
    • Dataset::get_n_features()
    • Dataset::get_batch()
    • Dataset::get_batch_size()
    • Dataset::set_batch_size()
    • Dataset::split()
    • Dataset::operator[]()
    • Dataset::unique_data_types
    • Dataset::feature_types
    • Dataset::features_of_type
    • Dataset::features
    • Dataset::y
    • Dataset::classification
    • Dataset::Xref
    • Dataset::validation_size
    • Dataset::use_validation
    • Dataset::batch_size
    • Dataset::use_batch
• TimeSeries
  • TimeSeries
    • TimeSeries::Scalar
    • TimeSeries::EntryType
    • TimeSeries::ValType
    • TimeSeries::TimeType
    • TimeSeries::TimeSeries()
    • TimeSeries::TimeSeries()
    • TimeSeries::operator()()
    • TimeSeries::size()
    • TimeSeries::rows()
    • TimeSeries::cols()
    • TimeSeries::begin()
    • TimeSeries::end()
    • TimeSeries::cbegin()
    • TimeSeries::cend()
    • TimeSeries::tbegin()
    • TimeSeries::tend()
    • TimeSeries::ctbegin()
    • TimeSeries::ctend()
    • TimeSeries::transform()
    • TimeSeries::reduce()
    • TimeSeries::cast()
    • TimeSeries::abs()
    • TimeSeries::pow()
    • TimeSeries::log()
    • TimeSeries::logabs()
    • TimeSeries::log1p()
    • TimeSeries::ceil()
    • TimeSeries::floor()
    • TimeSeries::exp()
    • TimeSeries::sin()
    • TimeSeries::cos()
    • TimeSeries::tan()
    • TimeSeries::asin()
    • TimeSeries::acos()
    • TimeSeries::atan()
    • TimeSeries::sinh()
    • TimeSeries::cosh()
    • TimeSeries::tanh()
    • TimeSeries::sqrt()
    • TimeSeries::sqrtabs()
    • TimeSeries::square()
    • TimeSeries::median()
    • TimeSeries::mean()
    • TimeSeries::std()
    • TimeSeries::max()
    • TimeSeries::min()
    • TimeSeries::sum()
    • TimeSeries::count()
    • TimeSeries::prod()
    • TimeSeries::operator*()
    • TimeSeries::before()
    • TimeSeries::after()
    • TimeSeries::during()
    • TimeSeries::print()
    • TimeSeries::time
    • TimeSeries::value
    • TimeSeries::NumDimensions
• SearchSpace
  • SearchSpace
    • SearchSpace::ArgsHash
    • SearchSpace::Map
    • SearchSpace::make_program()
    • SearchSpace::make_regressor()
    • SearchSpace::make_classifier()
    • SearchSpace::make_multiclass_classifier()
    • SearchSpace::make_representer()
    • SearchSpace::SearchSpace()
    • SearchSpace::SearchSpace()
    • SearchSpace::init()
    • SearchSpace::check()
    • SearchSpace::check()
    • SearchSpace::check()
    • SearchSpace::has_solution_space()
    • SearchSpace::get()
    • SearchSpace::get()
    • SearchSpace::get()
    • SearchSpace::get_weights()
    • SearchSpace::get_weights()
    • SearchSpace::get_weights()
    • SearchSpace::sample_terminal()
    • SearchSpace::sample_terminal()
    • SearchSpace::sample_op()
    • SearchSpace::sample_op()
    • SearchSpace::sample_op_with_arg()
    • SearchSpace::get_node_like()
    • SearchSpace::sample_subtree()
    • SearchSpace::print()
    • SearchSpace::make_program()
    • SearchSpace::node_map
    • SearchSpace::node_map_weights
    • SearchSpace::terminal_map
    • SearchSpace::terminal_weights
    • SearchSpace::terminal_types
• Program
  • Program
    • Program::RetType
    • Program::TreeType
    • Program::Program()
    • Program::Program()
    • Program::copy()
    • Program::set_search_space()
    • Program::complexity()
    • Program::size()
    • Program::size_at()
    • Program::depth()
    • Program::depth_at()
    • Program::depth_to_reach()
    • Program::fit()
    • Program::predict_with_weights()
    • Program::predict_with_weights()
    • Program::predict()
    • Program::predict()
    • Program::predict()
    • Program::predict_proba()
    • Program::fit()
    • Program::predict()
    • Program::predict_proba()
    • Program::update_weights()
    • Program::get_n_weights()
    • Program::get_weights()
    • Program::set_weights()
    • Program::get_model()
    • Program::get_dot_model()
    • Program::linearize()
    • Program::is_fitted_
    • Program::Tree
    • Program::SSref
    • Program::program_type
• Node
  • Node
    • Node::HashTuple
    • Node::Node()
    • Node::Node()
    • Node::set_signature()
    • Node::init()
    • Node::get_name()
    • Node::get_model()
    • Node::get_ret_type()
    • Node::args_type()
    • Node::get_arg_types()
    • Node::get_arg_count()
    • Node::get_node_hash()
    • Node::operator==()
    • Node::operator!=()
    • Node::operator<()
    • Node::operator<=()
    • Node::operator>()
    • Node::operator>=()
    • Node::get_prob_change()
    • Node::set_prob_change()
    • Node::get_prob_keep()
    • Node::set_feature()
    • Node::get_feature()
    • Node::get_is_weighted()
    • Node::set_is_weighted()
    • Node::name
    • Node::center_op
    • Node::prob_change
    • Node::fixed
    • Node::node_type
    • Node::sig_hash
    • Node::sig_dual_hash
    • Node::ret_type
    • Node::arg_types
    • Node::is_weighted
    • Node::W
• NodeTypes
  • NodeType
    • NodeType::Abs
    • NodeType::Acos
    • NodeType::Asin
    • NodeType::Atan
    • NodeType::Cos
    • NodeType::Cosh
    • NodeType::Sin
    • NodeType::Sinh
    • NodeType::Tan
    • NodeType::Tanh
    • NodeType::Ceil
    • NodeType::Floor
    • NodeType::Exp
    • NodeType::Log
    • NodeType::Logabs
    • NodeType::Log1p
    • NodeType::Sqrt
    • NodeType::Sqrtabs
    • NodeType::Square
    • NodeType::Logistic
    • NodeType::Before
    • NodeType::After
    • NodeType::During
    • NodeType::Min
    • NodeType::Max
    • NodeType::Mean
    • NodeType::Median
    • NodeType::Prod
    • NodeType::Sum
    • NodeType::OffsetSum
    • NodeType::Softmax
    • NodeType::Add
    • NodeType::Sub
    • NodeType::Mul
    • NodeType::Div
    • NodeType::Pow
    • NodeType::SplitBest
    • NodeType::SplitOn
    • NodeType::And
    • NodeType::Or
    • NodeType::Not
    • NodeType::MeanLabel
    • NodeType::Constant
    • NodeType::Terminal
    • NodeType::ArgMax
    • NodeType::Count
    • NodeType::CustomUnaryOp
    • NodeType::CustomBinaryOp
    • NodeType::CustomSplit
• Individual and Fitness
  • Individual
    • Individual::Individual()
    • Individual::Individual()
    • Individual::init()
    • Individual::fit()
    • Individual::fit()
    • Individual::predict()
    • Individual::predict()
    • Individual::predict_proba()
    • Individual::predict_proba()
    • Individual::get_is_fitted()
    • Individual::get_size()
    • Individual::get_depth()
    • Individual::get_complexity()
    • Individual::get_program()
    • Individual::get_model()
    • Individual::get_dot_model()
    • Individual::set_fitness()
    • Individual::get_fitness()
    • Individual::set_id()
    • Individual::set_parents()
    • Individual::set_parents()
    • Individual::get_objectives()
    • Individual::set_objectives()
    • Individual::program
    • Individual::is_fitted_
    • Individual::id
    • Individual::parent_id
    • Individual::error
    • Individual::fitness
    • Individual::objectives
    • Individual::weightsMap
  • Fitness
    • Fitness::set_dominated()
    • Fitness::get_dominated()
    • Fitness::set_loss()
    • Fitness::get_loss()
    • Fitness::set_loss_v()
    • Fitness::get_loss_v()
    • Fitness::set_size()
    • Fitness::get_size()
    • Fitness::set_complexity()
    • Fitness::get_complexity()
    • Fitness::set_depth()
    • Fitness::get_depth()
    • Fitness::set_dcounter()
    • Fitness::get_dcounter()
    • Fitness::set_rank()
    • Fitness::get_rank()
    • Fitness::set_crowding_dist()
    • Fitness::get_crowding_dist()
    • Fitness::Fitness()
    • Fitness::hash()
    • Fitness::set_weights()
    • Fitness::get_weights()
    • Fitness::get_values()
    • Fitness::get_wvalues()
    • Fitness::set_values()
    • Fitness::clearValues()
    • Fitness::valid()
    • Fitness::operator==()
    • Fitness::operator!=()
    • Fitness::operator<()
    • Fitness::operator>()
    • Fitness::operator<=()
    • Fitness::operator>=()
    • Fitness::toString()
    • Fitness::repr()
    • Fitness::dominates()
    • Fitness::loss
    • Fitness::loss_v
    • Fitness::complexity
    • Fitness::size
    • Fitness::depth
    • Fitness::dcounter
    • Fitness::dominated
    • Fitness::rank
    • Fitness::crowding_dist
    • Fitness::values
    • Fitness::weights
    • Fitness::wvalues
• Evaluation
  • Evaluation
    • Evaluation::Evaluation()
    • Evaluation::~Evaluation()
    • Evaluation::set_scorer()
    • Evaluation::get_scorer()
    • Evaluation::update_fitness()
    • Evaluation::assign_fit()
    • Evaluation::S
  • Scorer
    • Scorer::Scorer()
    • Scorer::set_scorer()
    • Scorer::get_scorer()
    • Scorer::score()
    • Scorer::score()
    • Scorer::score_hash
    • Scorer::scorer
• Population
  • Population
    • Population::Population()
    • Population::~Population()
    • Population::init()
    • Population::init()
    • Population::save()
    • Population::load()
    • Population::size()
    • Population::get_island_indexes()
    • Population::add_offspring_indexes()
    • Population::update()
    • Population::operator[]()
    • Population::operator[]()
    • Population::print_models()
    • Population::sorted_front()
    • Population::hall_of_fame()
    • Population::migrate()
    • Population::pop_size
    • Population::num_islands
    • Population::mig_prob
    • Population::individuals
    • Population::island_indexes
    • Population::SameFitComplexity
      • Population::SameFitComplexity::SameFitComplexity()
      • Population::SameFitComplexity::operator()()
      • Population::SameFitComplexity::pop
    • Population::SortComplexity
      • Population::SortComplexity::SortComplexity()
      • Population::SortComplexity::operator()()
      • Population::SortComplexity::pop
• Variation (Crossover/Mutation)
  • MutationBase
    • MutationBase::Iter
    • MutationBase::find_spots()
    • MutationBase::mutate()
  • Variation
    • Variation::Variation()
    • Variation::Variation()
    • Variation::~Variation()
    • Variation::init()
    • Variation::cross()
    • Variation::mutate()
    • Variation::vary()
• Selection
  • Selection
    • Selection::Selection()
    • Selection::~Selection()
    • Selection::Selection()
    • Selection::set_operator()
    • Selection::get_type()
    • Selection::set_type()
    • Selection::select()
    • Selection::survive()
    • Selection::pselector
    • Selection::type
    • Selection::survival
  • SelectionOperator
    • SelectionOperator::~SelectionOperator()
    • SelectionOperator::select()
    • SelectionOperator::survive()
    • SelectionOperator::survival
    • SelectionOperator::name
  • NSGA2
    • NSGA2::NSGA2()
    • NSGA2::~NSGA2()
    • NSGA2::select()
    • NSGA2::survive()
    • NSGA2::fast_nds()
    • NSGA2::crowding_distance()
  • Lexicase
    • Lexicase::Lexicase()
    • Lexicase::~Lexicase()
    • Lexicase::select()
    • Lexicase::survive()
• Archive
  • Archive
    • Archive::Archive()
    • Archive::init()
    • Archive::update()
    • Archive::set_objectives()
    • Archive::individuals
    • Archive::sort_complexity
    • Archive::selector
    • Archive::sortComplexity()
    • Archive::sortObj1()
    • Archive::sameFitComplexity()
    • Archive::sameObjectives()
• Engine (and parameters)
  • Parameters
    • Parameters::Parameters()
    • Parameters::~Parameters()
    • Parameters::set_verbosity()
    • Parameters::get_verbosity()
    • Parameters::set_random_state()
    • Parameters::get_random_state()
    • Parameters::set_pop_size()
    • Parameters::get_pop_size()
    • Parameters::set_max_gens()
    • Parameters::get_max_gens()
    • Parameters::set_max_stall()
    • Parameters::get_max_stall()
    • Parameters::set_max_time()
    • Parameters::get_max_time()
    • Parameters::set_scorer_()
    • Parameters::get_scorer_()
    • Parameters::set_load_population()
    • Parameters::get_load_population()
    • Parameters::set_save_population()
    • Parameters::get_save_population()
    • Parameters::get_logfile()
    • Parameters::set_logfile()
    • Parameters::set_current_gen()
    • Parameters::get_current_gen()
    • Parameters::set_num_islands()
    • Parameters::get_num_islands()
    • Parameters::set_max_depth()
    • Parameters::get_max_depth()
    • Parameters::set_n_jobs()
    • Parameters::get_n_jobs()
    • Parameters::set_max_size()
    • Parameters::get_max_size()
    • Parameters::set_objectives()
    • Parameters::get_objectives()
    • Parameters::set_sel()
    • Parameters::get_sel()
    • Parameters::set_surv()
    • Parameters::get_surv()
    • Parameters::set_cx_prob()
    • Parameters::get_cx_prob()
    • Parameters::set_mig_prob()
    • Parameters::get_mig_prob()
    • Parameters::set_use_arch()
    • Parameters::get_use_arch()
    • Parameters::set_val_from_arch()
    • Parameters::get_val_from_arch()
    • Parameters::set_classification()
    • Parameters::get_classification()
    • Parameters::set_shuffle_split()
    • Parameters::get_shuffle_split()
    • Parameters::set_n_classes()
    • Parameters::get_n_classes()
    • Parameters::set_validation_size()
    • Parameters::get_validation_size()
    • Parameters::set_feature_names()
    • Parameters::get_feature_names()
    • Parameters::set_batch_size()
    • Parameters::get_batch_size()
    • Parameters::set_mutation_probs()
    • Parameters::get_mutation_probs()
    • Parameters::set_functions()
    • Parameters::get_functions()
    • Parameters::random_state
    • Parameters::verbosity
    • Parameters::mode
    • Parameters::current_gen
    • Parameters::pop_size
    • Parameters::max_gens
    • Parameters::max_stall
    • Parameters::max_time
    • Parameters::max_depth
    • Parameters::max_size
    • Parameters::objectives
    • Parameters::sel
    • Parameters::surv
    • Parameters::functions
    • Parameters::num_islands
    • Parameters::use_arch
    • Parameters::val_from_arch
    • Parameters::mutation_probs
    • Parameters::cx_prob
    • Parameters::mig_prob
    • Parameters::scorer_
    • Parameters::classes
    • Parameters::class_weights
    • Parameters::sample_weights
    • Parameters::classification
    • Parameters::n_classes
    • Parameters::shuffle_split
    • Parameters::validation_size
    • Parameters::feature_names
    • Parameters::batch_size
    • Parameters::load_population
    • Parameters::save_population
    • Parameters::logfile
    • Parameters::n_jobs
  • Engine
    • Engine::Engine()
    • Engine::~Engine()
    • Engine::print_progress()
    • Engine::calculate_stats()
    • Engine::print_stats()
    • Engine::log_stats()
    • Engine::get_params()
    • Engine::set_params()
    • Engine::get_is_fitted()
    • Engine::update_best()
    • Engine::get_best_ind()
    • Engine::fit()
    • Engine::fit()
    • Engine::predict()
    • Engine::predict()
    • Engine::predict_proba()
    • Engine::predict_proba()
    • Engine::get_archive_size()
    • Engine::get_archive()
    • Engine::predict_archive()
    • Engine::predict_archive()
    • Engine::predict_proba_archive()
    • Engine::predict_proba_archive()
    • Engine::run()
    • Engine::best_score
    • Engine::best_complexity
    • Engine::params
    • Engine::best_ind
    • Engine::archive