xgboost
Public Member Functions | Public Attributes | List of all members
xgboost::common::RowSetCollection::Elem Struct Reference

data structure to store an instance set, a subset of rows (instances) associated with a particular node in a decision tree. More...

#include <row_set.h>

Collaboration diagram for xgboost::common::RowSetCollection::Elem:
Collaboration graph

Public Member Functions

 Elem ()=default
 
 Elem (const size_t *begin, const size_t *end, int node_id=-1)
 
size_t Size () const
 

Public Attributes

const size_t * begin {nullptr}
 
const size_t * end {nullptr}
 
int node_id {-1}
 

Detailed Description

data structure to store an instance set, a subset of rows (instances) associated with a particular node in a decision tree.

Constructor & Destructor Documentation

◆ Elem() [1/2]

xgboost::common::RowSetCollection::Elem::Elem ( )
default

◆ Elem() [2/2]

xgboost::common::RowSetCollection::Elem::Elem ( const size_t *  begin,
const size_t *  end,
int  node_id = -1 
)
inline

Member Function Documentation

◆ Size()

size_t xgboost::common::RowSetCollection::Elem::Size ( ) const
inline

Member Data Documentation

◆ begin

const size_t* xgboost::common::RowSetCollection::Elem::begin {nullptr}

◆ end

const size_t* xgboost::common::RowSetCollection::Elem::end {nullptr}

◆ node_id

int xgboost::common::RowSetCollection::Elem::node_id {-1}

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