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:

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}

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

• /workspace/src/common/row_set.h