jubatus::core::driver::classifier Class Reference

#include <classifier.hpp>

Inheritance diagram for jubatus::core::driver::classifier:

Collaboration diagram for jubatus::core::driver::classifier:

Public Types
typedef core::classifier::classifier_base	classifier_base

Public Member Functions
	classifier (jubatus::util::lang::shared_ptr< classifier_base > classifier_method, jubatus::util::lang::shared_ptr< fv_converter::datum_to_fv_converter > converter)
jubatus::core::classifier::classify_result	classify (const fv_converter::datum &data) const
void	clear ()
bool	delete_label (const std::string &name)
std::vector< std::string >	get_labels () const
void	get_status (std::map< std::string, std::string > &status) const
void	pack (framework::packer &pk) const
bool	set_label (const std::string &label)
void	train (const std::string &, const fv_converter::datum &)
void	unpack (msgpack::object o)
virtual	~classifier ()
Public Member Functions inherited from jubatus::core::driver::driver_base
	driver_base ()
virtual framework::mixable *	get_mixable ()
std::vector< storage::version >	get_versions () const
virtual	~driver_base ()

Private Attributes
jubatus::util::lang::shared_ptr< classifier_base >	classifier_
jubatus::util::lang::shared_ptr< fv_converter::datum_to_fv_converter >	converter_
fv_converter::mixable_weight_manager	wm_

Additional Inherited Members
Protected Member Functions inherited from jubatus::core::driver::driver_base
void	register_mixable (framework::mixable *mixable)
Protected Attributes inherited from jubatus::core::driver::driver_base
mixable_holder	holder_

Detailed Description

Definition at line 40 of file classifier.hpp.

Member Typedef Documentation

typedef core::classifier::classifier_base jubatus::core::driver::classifier::classifier_base

Definition at line 42 of file classifier.hpp.

Constructor & Destructor Documentation

jubatus::core::driver::classifier::classifier	(	jubatus::util::lang::shared_ptr< classifier_base >	classifier_method,
		jubatus::util::lang::shared_ptr< fv_converter::datum_to_fv_converter >	converter
	)

Definition at line 42 of file classifier.cpp.

References classifier_, converter_, jubatus::core::framework::linear_mixable_helper< Model, Diff >::get_model(), jubatus::core::driver::driver_base::register_mixable(), and wm_.

    : converter_(converter)
    , classifier_(classifier_method)
    , wm_(mixable_weight_manager::model_ptr(new weight_manager)) {
  register_mixable(classifier_->get_mixable());
  register_mixable(&wm_);

  converter_->set_weight_manager(wm_.get_model());
}

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jubatus::core::driver::classifier::~classifier ( )

virtual

Definition at line 54 of file classifier.cpp.

                        {
}

Member Function Documentation

jubatus::core::classifier::classify_result jubatus::core::driver::classifier::classify

(

const fv_converter::datum &

data

)

const

Definition at line 64 of file classifier.cpp.

References classifier_, converter_, and jubatus::core::common::jsonconfig::v().

                                         {
  common::sfv_t v;
  converter_->convert(data, v);

  jubatus::core::classifier::classify_result scores;
  classifier_->classify_with_scores(v, scores);
  return scores;
}

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void jubatus::core::driver::classifier::clear ( )

virtual

Implements jubatus::core::driver::driver_base.

Definition at line 82 of file classifier.cpp.

References classifier_, and converter_.

                       {
  classifier_->clear();
  converter_->clear_weights();
}

bool jubatus::core::driver::classifier::delete_label

(

const std::string &

name

)

Definition at line 78 of file classifier.cpp.

References classifier_.

                                                    {
  return classifier_->delete_label(label);
}

std::vector< std::string > jubatus::core::driver::classifier::get_labels

(

)

const

Definition at line 87 of file classifier.cpp.

References classifier_.

                                                  {
  return classifier_->get_labels();
}

void jubatus::core::driver::classifier::get_status

(

std::map< std::string, std::string > &

status

)

const

Definition at line 74 of file classifier.cpp.

References classifier_.

                                                                {
  classifier_->get_status(status);
}

void jubatus::core::driver::classifier::pack ( framework::packer &  pk ) const

virtual

Implements jubatus::core::driver::driver_base.

Definition at line 94 of file classifier.cpp.

References classifier_, jubatus::core::framework::linear_mixable_helper< Model, Diff >::get_model(), and wm_.

                                               {
  pk.pack_array(2);
  classifier_->pack(pk);
  wm_.get_model()->pack(pk);
}

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bool jubatus::core::driver::classifier::set_label

(

const std::string &

label

)

Definition at line 90 of file classifier.cpp.

References classifier_.

                                                 {
  return classifier_->set_label(label);
}

void jubatus::core::driver::classifier::train	(	const std::string &	,
		const fv_converter::datum &
	)

Definition at line 57 of file classifier.cpp.

References classifier_, converter_, jubatus::core::common::sort_and_merge(), and jubatus::core::common::jsonconfig::v().

                                                                         {
  common::sfv_t v;
  converter_->convert_and_update_weight(data, v);
  common::sort_and_merge(v);
  classifier_->train(v, label);
}

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void jubatus::core::driver::classifier::unpack ( msgpack::object  o )

virtual

Implements jubatus::core::driver::driver_base.

Definition at line 100 of file classifier.cpp.

References classifier_, converter_, jubatus::core::framework::linear_mixable_helper< Model, Diff >::get_model(), and wm_.

                                       {
  if (o.type != msgpack::type::ARRAY || o.via.array.size != 2) {
    throw msgpack::type_error();
  }

  // clear before load
  classifier_->clear();
  converter_->clear_weights();
  classifier_->unpack(o.via.array.ptr[0]);
  wm_.get_model()->unpack(o.via.array.ptr[1]);
}

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Member Data Documentation

jubatus::util::lang::shared_ptr<classifier_base> jubatus::core::driver::classifier::classifier_

private

Definition at line 70 of file classifier.hpp.

Referenced by classifier(), classify(), clear(), delete_label(), get_labels(), get_status(), pack(), set_label(), train(), and unpack().

jubatus::util::lang::shared_ptr<fv_converter::datum_to_fv_converter> jubatus::core::driver::classifier::converter_

private

Definition at line 69 of file classifier.hpp.

Referenced by classifier(), classify(), clear(), train(), and unpack().

fv_converter::mixable_weight_manager jubatus::core::driver::classifier::wm_

private

Definition at line 71 of file classifier.hpp.

Referenced by classifier(), pack(), and unpack().

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

• jubatus/core/driver/classifier.hpp
• jubatus/core/driver/classifier.cpp