data.h File Reference

The input data structure of xgboost. More...

#include <dmlc/base.h>
#include <dmlc/data.h>
#include <dmlc/serializer.h>
#include <xgboost/base.h>
#include <xgboost/span.h>
#include <xgboost/host_device_vector.h>
#include <memory>
#include <numeric>
#include <algorithm>
#include <string>
#include <utility>
#include <vector>

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Classes
class	xgboost::MetaInfo
	Meta information about dataset, always sit in memory. More...
struct	xgboost::Entry
	Element from a sparse vector. More...
struct	xgboost::BatchParam
	Parameters for constructing batches. More...
struct	xgboost::HostSparsePageView
class	xgboost::SparsePage
	In-memory storage unit of sparse batch, stored in CSR format. More...
class	xgboost::CSCPage
class	xgboost::SortedCSCPage
class	xgboost::EllpackPage
	A page stored in ELLPACK format. More...
class	xgboost::BatchIteratorImpl< T >
class	xgboost::BatchIterator< T >
class	xgboost::BatchSet< T >
class	xgboost::DMatrix
	Internal data structured used by XGBoost during training. More...
struct	dmlc::serializer::Handler< xgboost::Entry >

Namespaces
	xgboost
	namespace of xgboost
	dmlc
	dmlc::serializer

Enumerations
enum	xgboost::DataType : uint8_t {   xgboost::DataType::kFloat32 = 1, xgboost::DataType::kDouble = 2, xgboost::DataType::kUInt32 = 3, xgboost::DataType::kUInt64 = 4,   xgboost::DataType::kStr = 5 }
	data type accepted by xgboost interface More...
enum	xgboost::FeatureType : uint8_t { xgboost::FeatureType::kNumerical, xgboost::FeatureType::kCategorical }

Functions
	dmlc::DMLC_DECLARE_TRAITS (is_pod, xgboost::Entry, true)

Detailed Description

The input data structure of xgboost.

Copyright (c) 2015 by Contributors

Author

Tianqi Chen