Stores temporary histograms to compute them in parallel Supports processing multiple tree-nodes for nested parallelism Able to reduce histograms across threads in efficient way. More...

#include <hist_util.h>

Public Member Functions
void	Init (size_t nbins)

void	Reset (size_t nthreads, size_t nodes, const BlockedSpace2d &space, const std::vector< GHistRow > &targeted_hists)

GHistRow	GetInitializedHist (size_t tid, size_t nid)

void	ReduceHist (size_t nid, size_t begin, size_t end) const

void	MatchThreadsToNodes (const BlockedSpace2d &space)

void	AllocateAdditionalHistograms ()

bst_bin_t	TotalBins () const

Detailed Description

Stores temporary histograms to compute them in parallel Supports processing multiple tree-nodes for nested parallelism Able to reduce histograms across threads in efficient way.

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

External/xgboost/src/common/hist_util.h

Public Member Functions

Detailed Description