features Struct Reference

the core definition of a set of features. More...

#include <feature_group.h>

Public Types
using	iterator = features_iterator< feature_value, feature_index >
using	const_iterator = features_iterator< const feature_value, const feature_index >
using	audit_iterator = audit_features_iterator< feature_value, feature_index, audit_strings >
using	const_audit_iterator = audit_features_iterator< const feature_value, const feature_index, const audit_strings >

Public Member Functions
	features ()=default
	~features ()=default
	features (const features &)=default
features &	operator= (const features &)=default
	features (features &&other)=default
features &	operator= (features &&other)=default
size_t	size () const
bool	empty () const
bool	nonempty () const
void	free_space_names (size_t i)
iterator	begin ()
const_iterator	begin () const
iterator	end ()
const_iterator	end () const
const_iterator	cbegin () const
const_iterator	cend () const
VW::generic_range< audit_iterator >	audit_range ()
VW::generic_range< const_audit_iterator >	audit_range () const
audit_iterator	audit_begin ()
const_audit_iterator	audit_begin () const
audit_iterator	audit_end ()
const_audit_iterator	audit_end () const
const_audit_iterator	audit_cbegin () const
const_audit_iterator	audit_cend () const
void	clear ()
void	truncate_to (const audit_iterator &pos)
void	truncate_to (const iterator &pos)
void	truncate_to (size_t i)
void	concat (const features &other)
void	push_back (feature_value v, feature_index i)
bool	sort (uint64_t parse_mask)
void	deep_copy_from (const features &src)

Public Attributes
v_array< feature_value >	values
v_array< feature_index >	indicies
std::vector< audit_strings >	space_names
float	sum_feat_sq = 0.f

Detailed Description

the core definition of a set of features.

Member Typedef Documentation

using features::audit_iterator = audit_features_iterator<feature_value, feature_index, audit_strings>

using features::const_audit_iterator = audit_features_iterator<const feature_value, const feature_index, const audit_strings>

using features::const_iterator = features_iterator<const feature_value, const feature_index>

using features::iterator = features_iterator<feature_value, feature_index>

Constructor & Destructor Documentation

features::features ( )

default

features::~features ( )

default

features::features ( const features &  )

default

features::features ( features &&  other )

default

Member Function Documentation

audit_iterator features::audit_begin ( )

inline

const_audit_iterator features::audit_begin ( ) const

inline

const_audit_iterator features::audit_cbegin ( ) const

inline

const_audit_iterator features::audit_cend ( ) const

inline

audit_iterator features::audit_end ( )

inline

const_audit_iterator features::audit_end ( ) const

inline

VW::generic_range<audit_iterator> features::audit_range ( )

inline

VW::generic_range<const_audit_iterator> features::audit_range ( ) const

inline

iterator features::begin ( )

inline

const_iterator features::begin ( ) const

inline

const_iterator features::cbegin ( ) const

inline

const_iterator features::cend ( ) const

inline

void features::clear

(

)

void features::concat

(

const features &

other

)

void features::deep_copy_from

(

const features &

src

)

bool features::empty ( ) const

inline

iterator features::end ( )

inline

const_iterator features::end ( ) const

inline

void features::free_space_names

(

size_t

i

)

bool features::nonempty ( ) const

inline

features& features::operator= ( const features &  )

default

features& features::operator= ( features &&  other )

default

void features::push_back	(	feature_value	v,
		feature_index	i
	)

size_t features::size ( ) const

inline

bool features::sort

(

uint64_t

parse_mask

)

void features::truncate_to

(

const audit_iterator &

pos

)

void features::truncate_to

(

const iterator &

pos

)

void features::truncate_to

(

size_t

i

)

Member Data Documentation

v_array<feature_index> features::indicies

std::vector<audit_strings> features::space_names

float features::sum_feat_sq = 0.f

v_array<feature_value> features::values

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The documentation for this struct was generated from the following file:

• /__w/vowpal_wabbit/vowpal_wabbit/vowpalwabbit/feature_group.h