xgboost::RegTree::CategoricalSplitMatrix Struct Reference

CSR-like matrix for categorical splits. More...

#include <tree_model.h>

Data Structures
struct	Segment

Data Fields
common::Span< FeatureType const >	split_type
common::Span< uint32_t const >	categories
common::Span< Segment const >	node_ptr

Detailed Description

CSR-like matrix for categorical splits.

The fields of split_categories_segments_[i] are set such that the range node_ptr[beg:(beg+size)] stores the bitset for the matching categories for the i-th node.

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

• External/xgboost/include/xgboost/tree_model.h