sgpp::datadriven::MinerFactory Class Reference

Abstract factory to build different kinds of Miners based on a configuration which is parsed from a file. More...

#include <MinerFactory.hpp>

Inheritance diagram for sgpp::datadriven::MinerFactory:

Public Member Functions
virtual sgpp::datadriven::HyperparameterOptimizer *	buildHPO (const std::string &path) const
virtual SparseGridMiner *	buildMiner (const std::string &path) const
	Factory method to build a miner object based on a configuration file. More...
	MinerFactory ()=default
	Default constructor. More...
virtual	~MinerFactory ()=default
	Virtual destructor. More...

Protected Member Functions
virtual DataSourceCrossValidation *	createDataSourceCrossValidation (const DataMiningConfigParser &parser) const
	Factory method to build a cross validation data source, i.e. More...
virtual DataSourceSplitting *	createDataSourceSplitting (const DataMiningConfigParser &parser) const
	Factory method to build a splitting based data source, i.e. More...
virtual ModelFittingBase *	createFitter (const DataMiningConfigParser &parser) const =0
	Build an instance of a sgpp::datadriven::ModelFittingBase object as specified in the configuration file. More...
virtual FitterFactory *	createFitterFactory (const DataMiningConfigParser &parser) const =0
virtual Scorer *	createScorer (const DataMiningConfigParser &parser) const
	Factory method to build a scorer instance base d on a configuration file. More...

Detailed Description

Abstract factory to build different kinds of Miners based on a configuration which is parsed from a file.

A miner consists of a data source, a fitter and a scorer. A concrete Factory class has to implement the required interfaces.

Constructor & Destructor Documentation

MinerFactory()

sgpp::datadriven::MinerFactory::MinerFactory ( )

default

Default constructor.

~MinerFactory()

virtual sgpp::datadriven::MinerFactory::~MinerFactory ( )

virtualdefault

Virtual destructor.

Member Function Documentation

buildHPO()

sgpp::datadriven::HyperparameterOptimizer * sgpp::datadriven::MinerFactory::buildHPO ( const std::string &  path ) const

virtual

Reimplemented in sgpp::datadriven::DensityEstimationMinerFactory.

References buildMiner(), createFitterFactory(), sgpp::datadriven::DataMiningConfigParser::getHPOMethod(), and create_dataset::parser.

Referenced by main().

buildMiner()

SparseGridMiner * sgpp::datadriven::MinerFactory::buildMiner ( const std::string &  path ) const

virtual

Factory method to build a miner object based on a configuration file.

Parameters

path	Path to a configuration file that defines the structure of the miner object.

References createDataSourceCrossValidation(), createDataSourceSplitting(), createFitter(), createScorer(), sgpp::datadriven::DataMiningConfigParser::hasFitterConfigCrossValidation(), and create_dataset::parser.

Referenced by sgpp::datadriven::DensityEstimationMinerFactory::buildHPO(), buildHPO(), and main().

createDataSourceCrossValidation()

DataSourceCrossValidation * sgpp::datadriven::MinerFactory::createDataSourceCrossValidation ( const DataMiningConfigParser &  parser ) const

protectedvirtual

Factory method to build a cross validation data source, i.e.

a data source that can seperate one fold from the data as validation set and use the rest for training

Parameters

parser

the datamining configuration parser instance to create the data source from

Returns

the data source instance

References sgpp::datadriven::DataSourceBuilder::crossValidationFromConfig(), sgpp::datadriven::DataMiningConfigParser::getDataSourceConfig(), and sgpp::datadriven::DataMiningConfigParser::getFitterCrossvalidationConfig().

Referenced by buildMiner().

createDataSourceSplitting()

DataSourceSplitting * sgpp::datadriven::MinerFactory::createDataSourceSplitting ( const DataMiningConfigParser &  parser ) const

protectedvirtual

Factory method to build a splitting based data source, i.e.

a data source that splits data into validation and training data.

Parameters

parser

the datamining configuration parser instance to create the data source from

Returns

the data source instance

References sgpp::datadriven::DataMiningConfigParser::getDataSourceConfig(), and sgpp::datadriven::DataSourceBuilder::splittingFromConfig().

Referenced by buildMiner().

createFitter()

virtual ModelFittingBase* sgpp::datadriven::MinerFactory::createFitter ( const DataMiningConfigParser &  parser ) const

protectedpure virtual

Build an instance of a sgpp::datadriven::ModelFittingBase object as specified in the configuration file.

Parameters

parser

parser object that provides methods to query the configuration file.

Returns

Fully configured fitter (instance of a sgpp::datadriven::ModelFittingBase object) as specified in the configuration file.

Referenced by buildMiner().

createFitterFactory()

virtual FitterFactory* sgpp::datadriven::MinerFactory::createFitterFactory ( const DataMiningConfigParser &  parser ) const

protectedpure virtual

Referenced by buildHPO().

createScorer()

Scorer * sgpp::datadriven::MinerFactory::createScorer ( const DataMiningConfigParser &  parser ) const

protectedvirtual

Factory method to build a scorer instance base d on a configuration file.

Parameters

parser

the datamining configuration parser instance to create the scorer from

Returns

the scorer instance

Referenced by buildMiner().

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The documentation for this class was generated from the following files:

• datadriven/src/sgpp/datadriven/datamining/builder/MinerFactory.hpp
• datadriven/src/sgpp/datadriven/datamining/builder/MinerFactory.cpp