xgboost::common::HistCollection< GradientSumT > Class Template Reference

histogram of gradient statistics for multiple nodes More...

#include <hist_util.h>

Collaboration diagram for xgboost::common::HistCollection< GradientSumT >:

Public Types
using	GHistRowT = GHistRow< GradientSumT >
using	GradientPairT = xgboost::detail::GradientPairInternal< GradientSumT >

Public Member Functions
GHistRowT	operator[] (bst_uint nid) const
bool	RowExists (bst_uint nid) const
void	Init (uint32_t nbins)
void	AddHistRow (bst_uint nid)
void	AllocateData (bst_uint nid)
void	AllocateAllData ()

Detailed Description

template<typename GradientSumT>
class xgboost::common::HistCollection< GradientSumT >

histogram of gradient statistics for multiple nodes

Member Typedef Documentation

GHistRowT

template<typename GradientSumT >

using xgboost::common::HistCollection< GradientSumT >::GHistRowT = GHistRow<GradientSumT>

GradientPairT

template<typename GradientSumT >

using xgboost::common::HistCollection< GradientSumT >::GradientPairT = xgboost::detail::GradientPairInternal<GradientSumT>

Member Function Documentation

AddHistRow()

template<typename GradientSumT >

void xgboost::common::HistCollection< GradientSumT >::AddHistRow ( bst_uint  nid )

inline

AllocateAllData()

template<typename GradientSumT >

void xgboost::common::HistCollection< GradientSumT >::AllocateAllData ( )

inline

AllocateData()

template<typename GradientSumT >

void xgboost::common::HistCollection< GradientSumT >::AllocateData ( bst_uint  nid )

inline

Init()

template<typename GradientSumT >

void xgboost::common::HistCollection< GradientSumT >::Init ( uint32_t  nbins )

inline

operator[]()

template<typename GradientSumT >

GHistRowT xgboost::common::HistCollection< GradientSumT >::operator[] ( bst_uint  nid ) const

inline

RowExists()

template<typename GradientSumT >

bool xgboost::common::HistCollection< GradientSumT >::RowExists ( bst_uint  nid ) const

inline

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

• /home/runner/work/xgboost/xgboost/src/common/hist_util.h