shared_data Struct Reference

#include <shared_data.h>

Public Member Functions
	shared_data ()=default
	~shared_data ()=default
	shared_data (const shared_data &other)
shared_data &	operator= (const shared_data &other)
	shared_data (shared_data &&other) noexcept
shared_data &	operator= (shared_data &&other) noexcept
double	weighted_examples () const
void	update (bool test_example, bool labeled_example, float loss, float weight, size_t num_features)
void	update_dump_interval (bool progress_add, float progress_arg)
void	print_update_header (std::ostream &trace_message)
	progressive validation header More...
void	print_update (std::ostream &output_stream, bool holdout_set_off, size_t current_pass, float label, float prediction, size_t num_features, bool progress_add, float progress_arg)
void	print_update (std::ostream &output_stream, bool holdout_set_off, size_t current_pass, uint32_t label, uint32_t prediction, size_t num_features, bool progress_add, float progress_arg)
void	print_update (std::ostream &output_stream, bool holdout_set_off, size_t current_pass, const std::string &label, uint32_t prediction, size_t num_features, bool progress_add, float progress_arg)
void	print_update (std::ostream &output_stream, bool holdout_set_off, size_t current_pass, const std::string &label, const std::string &prediction, size_t num_features, bool progress_add, float progress_arg)

Public Attributes
size_t	queries = 0
uint64_t	example_number = 0
uint64_t	total_features = 0
double	t = 0.0
double	weighted_labeled_examples = 0.0
double	old_weighted_labeled_examples = 0.0
double	weighted_unlabeled_examples = 0.0
double	weighted_labels = 0.0
double	sum_loss = 0.0
double	sum_loss_since_last_dump = 0.0
float	dump_interval = 1.
double	gravity = 0.0
double	contraction = 1.
float	min_label = 0.f
float	max_label = 0.f
std::unique_ptr< VW::named_labels >	ldict
double	weighted_holdout_examples = 0.0
double	weighted_holdout_examples_since_last_dump = 0.0
double	holdout_sum_loss_since_last_dump = 0.0
double	holdout_sum_loss = 0.0
double	holdout_best_loss = 0.0
double	weighted_holdout_examples_since_last_pass = 0.0
double	holdout_sum_loss_since_last_pass = 0.0
size_t	holdout_best_pass = 0
bool	report_multiclass_log_loss = false
double	multiclass_log_loss = 0.0
double	holdout_multiclass_log_loss = 0.0
bool	is_more_than_two_labels_observed = false
float	first_observed_label = FLT_MAX
float	second_observed_label = FLT_MAX

Static Public Attributes
static constexpr int	col_avg_loss = 8
static constexpr int	prec_avg_loss = 6
static constexpr int	col_since_last = 8
static constexpr int	prec_since_last = 6
static constexpr int	col_example_counter = 12
static constexpr int	col_example_weight = col_example_counter + 2
static constexpr int	prec_example_weight = 1
static constexpr int	col_current_label = 8
static constexpr int	prec_current_label = 4
static constexpr int	col_current_predict = 8
static constexpr int	prec_current_predict = 4
static constexpr int	col_current_features = 8

Constructor & Destructor Documentation

shared_data() [1/3]

shared_data::shared_data ( )

default

~shared_data()

shared_data::~shared_data ( )

default

shared_data() [2/3]

shared_data::shared_data

(

const shared_data &

other

)

shared_data() [3/3]

shared_data::shared_data ( shared_data &&  other )

noexcept

Member Function Documentation

operator=() [1/2]

shared_data& shared_data::operator=

(

const shared_data &

other

)

operator=() [2/2]

shared_data& shared_data::operator= ( shared_data &&  other )

noexcept

print_update() [1/4]

void shared_data::print_update	(	std::ostream &	output_stream,
		bool	holdout_set_off,
		size_t	current_pass,
		float	label,
		float	prediction,
		size_t	num_features,
		bool	progress_add,
		float	progress_arg
	)

print_update() [2/4]

void shared_data::print_update	(	std::ostream &	output_stream,
		bool	holdout_set_off,
		size_t	current_pass,
		uint32_t	label,
		uint32_t	prediction,
		size_t	num_features,
		bool	progress_add,
		float	progress_arg
	)

print_update() [3/4]

void shared_data::print_update	(	std::ostream &	output_stream,
		bool	holdout_set_off,
		size_t	current_pass,
		const std::string &	label,
		uint32_t	prediction,
		size_t	num_features,
		bool	progress_add,
		float	progress_arg
	)

print_update() [4/4]

void shared_data::print_update	(	std::ostream &	output_stream,
		bool	holdout_set_off,
		size_t	current_pass,
		const std::string &	label,
		const std::string &	prediction,
		size_t	num_features,
		bool	progress_add,
		float	progress_arg
	)

print_update_header()

void shared_data::print_update_header

(

std::ostream &

trace_message

)

progressive validation header

update()

void shared_data::update	(	bool	test_example,
		bool	labeled_example,
		float	loss,
		float	weight,
		size_t	num_features
	)

update_dump_interval()

void shared_data::update_dump_interval	(	bool	progress_add,
		float	progress_arg
	)

weighted_examples()

double shared_data::weighted_examples

(

)

const

Member Data Documentation

col_avg_loss

constexpr int shared_data::col_avg_loss = 8

static

col_current_features

constexpr int shared_data::col_current_features = 8

static

col_current_label

constexpr int shared_data::col_current_label = 8

static

col_current_predict

constexpr int shared_data::col_current_predict = 8

static

col_example_counter

constexpr int shared_data::col_example_counter = 12

static

col_example_weight

constexpr int shared_data::col_example_weight = col_example_counter + 2

static

col_since_last

constexpr int shared_data::col_since_last = 8

static

contraction

double shared_data::contraction = 1.

dump_interval

float shared_data::dump_interval = 1.

example_number

uint64_t shared_data::example_number = 0

first_observed_label

float shared_data::first_observed_label = FLT_MAX

gravity

double shared_data::gravity = 0.0

holdout_best_loss

double shared_data::holdout_best_loss = 0.0

holdout_best_pass

size_t shared_data::holdout_best_pass = 0

holdout_multiclass_log_loss

double shared_data::holdout_multiclass_log_loss = 0.0

holdout_sum_loss

double shared_data::holdout_sum_loss = 0.0

holdout_sum_loss_since_last_dump

double shared_data::holdout_sum_loss_since_last_dump = 0.0

holdout_sum_loss_since_last_pass

double shared_data::holdout_sum_loss_since_last_pass = 0.0

is_more_than_two_labels_observed

bool shared_data::is_more_than_two_labels_observed = false

ldict

std::unique_ptr<VW::named_labels> shared_data::ldict

max_label

float shared_data::max_label = 0.f

min_label

float shared_data::min_label = 0.f

multiclass_log_loss

double shared_data::multiclass_log_loss = 0.0

old_weighted_labeled_examples

double shared_data::old_weighted_labeled_examples = 0.0

prec_avg_loss

constexpr int shared_data::prec_avg_loss = 6

static

prec_current_label

constexpr int shared_data::prec_current_label = 4

static

prec_current_predict

constexpr int shared_data::prec_current_predict = 4

static

prec_example_weight

constexpr int shared_data::prec_example_weight = 1

static

prec_since_last

constexpr int shared_data::prec_since_last = 6

static

queries

size_t shared_data::queries = 0

report_multiclass_log_loss

bool shared_data::report_multiclass_log_loss = false

second_observed_label

float shared_data::second_observed_label = FLT_MAX

sum_loss

double shared_data::sum_loss = 0.0

sum_loss_since_last_dump

double shared_data::sum_loss_since_last_dump = 0.0

t

double shared_data::t = 0.0

total_features

uint64_t shared_data::total_features = 0

weighted_holdout_examples

double shared_data::weighted_holdout_examples = 0.0

weighted_holdout_examples_since_last_dump

double shared_data::weighted_holdout_examples_since_last_dump = 0.0

weighted_holdout_examples_since_last_pass

double shared_data::weighted_holdout_examples_since_last_pass = 0.0

weighted_labeled_examples

double shared_data::weighted_labeled_examples = 0.0

weighted_labels

double shared_data::weighted_labels = 0.0

weighted_unlabeled_examples

double shared_data::weighted_unlabeled_examples = 0.0

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

• /__w/vowpal_wabbit/vowpal_wabbit/vowpalwabbit/shared_data.h