xgboost::obj::detail Namespace Reference

Copyright 2022-2023 by XGBoost Contributors. More...

Functions
void	EncodeTreeLeafHost (Context const *ctx, RegTree const &tree, std::vector< bst_node_t > const &position, std::vector< size_t > *p_nptr, std::vector< bst_node_t > *p_nidx, std::vector< size_t > *p_ridx)
void	UpdateTreeLeafHost (Context const *ctx, std::vector< bst_node_t > const &position, std::int32_t group_idx, MetaInfo const &info, float learning_rate, HostDeviceVector< float > const &predt, float alpha, RegTree *p_tree)
void	UpdateTreeLeafDevice (Context const *, common::Span< bst_node_t const >, std::int32_t, MetaInfo const &, float, HostDeviceVector< float > const &, float, RegTree *)
void	FillMissingLeaf (std::vector< bst_node_t > const &maybe_missing, std::vector< bst_node_t > *p_nidx, std::vector< size_t > *p_nptr)
void	UpdateLeafValues (std::vector< float > *p_quantiles, std::vector< bst_node_t > const &nidx, MetaInfo const &info, float learning_rate, RegTree *p_tree)
std::size_t	IdxY (MetaInfo const &info, bst_group_t group_idx)

Detailed Description

Copyright 2022-2023 by XGBoost Contributors.