a collection of columns, with support for construction from GHistIndexMatrix.
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#include <column_matrix.h>
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| bst_feature_t | GetNumFeature () const |
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| void | Init (SparsePage const &page, const GHistIndexMatrix &gmat, double sparse_threshold, int32_t n_threads) |
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| void | SetTypeSize (size_t max_num_bins) |
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| template<typename BinIdxType , bool any_missing> |
| std::unique_ptr< const Column< BinIdxType > > | GetColumn (unsigned fid) const |
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| template<typename T > |
| void | SetIndexAllDense (SparsePage const &page, T const *index, const GHistIndexMatrix &gmat, const size_t nrow, const size_t nfeature, const bool noMissingValues, int32_t n_threads) |
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| template<typename T , typename BinFn > |
| void | SetIndexSparse (SparsePage const &batch, T *index, const GHistIndexMatrix &gmat, const size_t nfeature, BinFn &&assign_bin) |
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| template<typename T > |
| void | SetIndex (SparsePage const &page, uint32_t const *index, const GHistIndexMatrix &gmat, const size_t nfeature) |
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| BinTypeSize | GetTypeSize () const |
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| bool | NoMissingValues (const size_t n_elements, const size_t n_row, const size_t n_features) |
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| bool | AnyMissing () const |
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| bool | Read (dmlc::SeekStream *fi, uint32_t const *index_base) |
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| size_t | Write (dmlc::Stream *fo) const |
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a collection of columns, with support for construction from GHistIndexMatrix.
◆ AnyMissing()
| bool xgboost::common::ColumnMatrix::AnyMissing |
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const |
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inline |
◆ GetColumn()
template<typename BinIdxType , bool any_missing>
| std::unique_ptr<const Column<BinIdxType> > xgboost::common::ColumnMatrix::GetColumn |
( |
unsigned |
fid | ) |
const |
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inline |
◆ GetNumFeature()
| bst_feature_t xgboost::common::ColumnMatrix::GetNumFeature |
( |
| ) |
const |
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inline |
◆ GetTypeSize()
| BinTypeSize xgboost::common::ColumnMatrix::GetTypeSize |
( |
| ) |
const |
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inline |
◆ Init()
| void xgboost::common::ColumnMatrix::Init |
( |
SparsePage const & |
page, |
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const GHistIndexMatrix & |
gmat, |
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double |
sparse_threshold, |
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int32_t |
n_threads |
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) |
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inline |
◆ NoMissingValues()
| bool xgboost::common::ColumnMatrix::NoMissingValues |
( |
const size_t |
n_elements, |
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const size_t |
n_row, |
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const size_t |
n_features |
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) |
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inline |
◆ Read()
| bool xgboost::common::ColumnMatrix::Read |
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dmlc::SeekStream * |
fi, |
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uint32_t const * |
index_base |
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) |
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inline |
◆ SetIndex()
template<typename T >
| void xgboost::common::ColumnMatrix::SetIndex |
( |
SparsePage const & |
page, |
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uint32_t const * |
index, |
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const GHistIndexMatrix & |
gmat, |
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const size_t |
nfeature |
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) |
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inline |
◆ SetIndexAllDense()
template<typename T >
| void xgboost::common::ColumnMatrix::SetIndexAllDense |
( |
SparsePage const & |
page, |
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T const * |
index, |
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const GHistIndexMatrix & |
gmat, |
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const size_t |
nrow, |
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const size_t |
nfeature, |
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const bool |
noMissingValues, |
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int32_t |
n_threads |
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) |
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inline |
◆ SetIndexSparse()
template<typename T , typename BinFn >
| void xgboost::common::ColumnMatrix::SetIndexSparse |
( |
SparsePage const & |
batch, |
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T * |
index, |
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const GHistIndexMatrix & |
gmat, |
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const size_t |
nfeature, |
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BinFn && |
assign_bin |
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) |
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inline |
◆ SetTypeSize()
| void xgboost::common::ColumnMatrix::SetTypeSize |
( |
size_t |
max_num_bins | ) |
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inline |
◆ Write()
| size_t xgboost::common::ColumnMatrix::Write |
( |
dmlc::Stream * |
fo | ) |
const |
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inline |
The documentation for this class was generated from the following file:
