signet::forge::FeatureGroupDef Struct Reference

Schema definition for a single feature group. More...

#include <feature_writer.hpp>

Public Attributes
std::string	name
	Group name (e.g. "price_features", "vol_features").
std::vector< std::string >	feature_names
	Ordered feature column names.
int32_t	schema_version = 1
	Bumped when features are added or removed.

Detailed Description

Schema definition for a single feature group.

A feature group is a named collection of feature columns that share the same entity_id and timestamp_ns key space.

See also

FeatureWriter, FeatureWriterOptions

Definition at line 38 of file feature_writer.hpp.

Member Data Documentation

feature_names

std::vector<std::string> signet::forge::FeatureGroupDef::feature_names

Ordered feature column names.

Definition at line 40 of file feature_writer.hpp.

name

std::string signet::forge::FeatureGroupDef::name

Group name (e.g. "price_features", "vol_features").

Definition at line 39 of file feature_writer.hpp.

schema_version

int32_t signet::forge::FeatureGroupDef::schema_version = 1

Bumped when features are added or removed.

Definition at line 41 of file feature_writer.hpp.

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

• include/signet/ai/feature_writer.hpp