xgboost
Classes | Namespaces | Enumerations | Functions
data.h File Reference

The input data structure of xgboost. More...

#include <dmlc/base.h>
#include <dmlc/data.h>
#include <dmlc/serializer.h>
#include <rabit/rabit.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...
 
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 }
 

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