main/cpp/MajorityVote_8hpp_source.html

#pragma once


#include "models/strategies/leaf/LeafStrategy.hpp"

#include "models/strategies/Strategy.hpp"


namespace ppforest2::leaf {


  class MajorityVote : public LeafStrategy {

  public:

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


    nlohmann::json to_json() const override;

    std::string display_name() const override { return "Majority vote"; }

    std::set<types::Mode> supported_modes() const override { return {types::Mode::Classification}; }


    PPFOREST2_REGISTER_STRATEGY(LeafStrategy, "majority_vote")


  protected:

    TreeNode::Ptr compute(NodeContext const& ctx, stats::RNG& rng) const override;

  };


}

LeafStrategy.hpp

Strategy.hpp

PPFOREST2_REGISTER_STRATEGY
#define PPFOREST2_REGISTER_STRATEGY(StrategyBase, name)
Auto-registration macro for strategy factories.
Definition Strategy.hpp:185

Strategy< LeafStrategy >::Ptr
std::shared_ptr< LeafStrategy > Ptr
Definition Strategy.hpp:95

ppforest2::TreeNode
Abstract base class for nodes in a projection pursuit tree.
Definition TreeNode.hpp:19

ppforest2::leaf::LeafStrategy
Abstract strategy for creating leaf nodes.
Definition LeafStrategy.hpp:26

ppforest2::leaf::MajorityVote
Leaf creation by majority vote.
Definition MajorityVote.hpp:15

ppforest2::leaf::MajorityVote::from_json
static LeafStrategy::Ptr from_json(nlohmann::json const &j)

ppforest2::leaf::MajorityVote::display_name
std::string display_name() const override
Human-readable name for display in summaries.
Definition MajorityVote.hpp:20

ppforest2::leaf::MajorityVote::supported_modes
std::set< types::Mode > supported_modes() const override
Training modes this strategy supports.
Definition MajorityVote.hpp:21

ppforest2::leaf::MajorityVote::to_json
nlohmann::json to_json() const override
Serialize this strategy's configuration to JSON.

ppforest2::leaf::MajorityVote::compute
TreeNode::Ptr compute(NodeContext const &ctx, stats::RNG &rng) const override
Create a majority-vote leaf from the node's group partition.

ppforest2::leaf
Leaf creation strategies.
Definition LeafStrategy.hpp:20

ppforest2::stats
Statistical infrastructure for training and evaluation.
Definition ConfusionMatrix.hpp:11

ppforest2::types::Mode::Classification
@ Classification
Definition Types.hpp:58

ppforest2::NodeContext
Mutable context accumulating intermediate results during node training.
Definition NodeContext.hpp:20