feature_group.h File Reference

#include "future_compat.h"
#include "generic_range.h"
#include "v_array.h"
#include <algorithm>
#include <cstddef>
#include <iterator>
#include <memory>
#include <numeric>
#include <sstream>
#include <string>
#include <type_traits>
#include <utility>
#include <vector>

Classes
struct	VW::audit_strings
struct	feature
struct	VW::namespace_extent
class	audit_features_iterator< feature_value_type_t, feature_index_type_t, audit_type_t >
class	ns_extent_iterator< features_t, audit_features_iterator_t, extent_it >
class	features_iterator< feature_value_type_t, feature_index_type_t >
struct	features
	the core definition of a set of features. More...

Namespaces
	VW
	VW::details

Typedefs
using	feature_value = float
using	feature_index = uint64_t
using	namespace_index = unsigned char
using	namespace = VW::audit_strings
using	extent_term = std::pair< namespace_index, uint64_t >

Functions
std::string	VW::to_string (const audit_strings &ai)
std::vector< std::pair< bool, uint64_t > >	VW::details::flatten_namespace_extents (const std::vector< namespace_extent > &extents, size_t overall_feature_space_size)
std::vector< namespace_extent >	VW::details::unflatten_namespace_extents (const std::vector< std::pair< bool, uint64_t >> &extents)

Typedef Documentation

extent_term

using extent_term = std::pair<namespace_index, uint64_t>

feature_index

using feature_index = uint64_t

feature_value

using feature_value = float

namespace

using namespace = VW::audit_strings

namespace_index

using namespace_index = unsigned char