main/cpp/DRUniformStrategy_8hpp_source.html

#pragma once


#include "models/DRStrategy.hpp"

#include "models/Strategy.hpp"

#include "utils/JsonValidation.hpp"


namespace ppforest2::dr {


  struct DRUniformStrategy : public DRStrategy {

    explicit DRUniformStrategy(int n_vars);


    void to_json(nlohmann::json& j) const override;

    std::string display_name() const override { return "Uniform random"; }


    DRResult

    select(types::FeatureMatrix const& x, stats::GroupPartition const& group_spec, stats::RNG& rng) const override;


    static DRStrategy::Ptr from_json(nlohmann::json const& j);


    PPFOREST2_REGISTER_STRATEGY(DRStrategy, "uniform")


  private:

    int const n_vars;

  };


  DRStrategy::Ptr uniform(int n_vars);

}

DRStrategy.hpp

JsonValidation.hpp

Strategy.hpp

PPFOREST2_REGISTER_STRATEGY
#define PPFOREST2_REGISTER_STRATEGY(StrategyBase, name)
Auto-registration macro for strategy factories.
Definition Strategy.hpp:100

ppforest2::stats::GroupPartition
Contiguous-block representation of grouped observations.
Definition GroupPartition.hpp:42

ppforest2::dr
Dimensionality reduction strategies for variable selection.
Definition DRNoopStrategy.hpp:7

ppforest2::dr::uniform
DRStrategy::Ptr uniform(int n_vars)
Factory function for a uniform DR strategy.

ppforest2::stats::RNG
pcg32 RNG
Definition Stats.hpp:19

ppforest2::types::FeatureMatrix
Eigen::Matrix< Feature, Eigen::Dynamic, Eigen::Dynamic > FeatureMatrix
Dynamic-size matrix of feature values.
Definition Types.hpp:24

Strategy< DRStrategy >::Ptr
std::shared_ptr< DRStrategy > Ptr
Definition Strategy.hpp:24

ppforest2::dr::DRResult
Result of a dimensionality reduction step.
Definition DRStrategy.hpp:31

ppforest2::dr::DRStrategy
Abstract strategy for dimensionality reduction.
Definition DRStrategy.hpp:73

ppforest2::dr::DRUniformStrategy::display_name
std::string display_name() const override
Human-readable name for display in summaries.
Definition DRUniformStrategy.hpp:19

ppforest2::dr::DRUniformStrategy::DRUniformStrategy
DRUniformStrategy(int n_vars)

ppforest2::dr::DRUniformStrategy::from_json
static DRStrategy::Ptr from_json(nlohmann::json const &j)

ppforest2::dr::DRUniformStrategy::select
DRResult select(types::FeatureMatrix const &x, stats::GroupPartition const &group_spec, stats::RNG &rng) const override
Select a subset of variables.

ppforest2::dr::DRUniformStrategy::to_json
void to_json(nlohmann::json &j) const override
Serialize this strategy's configuration to JSON.