C++ API Reference for Intel® Data Analytics Acceleration Library 2018 Update 1

decision_tree_regression_predict.h
1 /* file: decision_tree_regression_predict.h */
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41 
42 /*
43 //++
44 // Implementation of the interface for Decision tree regression model-based prediction
45 //--
46 */
47 
48 #ifndef __DECISION_TREE_REGRESSION_PREDICT_H__
49 #define __DECISION_TREE_REGRESSION_PREDICT_H__
50 
51 #include "algorithms/algorithm.h"
52 #include "algorithms/decision_tree/decision_tree_regression_predict_types.h"
53 #include "algorithms/regression/regression_predict.h"
54 
55 namespace daal
56 {
57 namespace algorithms
58 {
59 namespace decision_tree
60 {
61 namespace regression
62 {
63 namespace prediction
64 {
65 namespace interface1
66 {
77 template<typename algorithmFPType, Method method, CpuType cpu>
78 class DAAL_EXPORT BatchContainer : public PredictionContainerIface
79 {
80 public:
85  BatchContainer(daal::services::Environment::env *daalEnv);
86 
87  ~BatchContainer();
88 
92  services::Status compute() DAAL_C11_OVERRIDE;
93 };
94 
111 template<typename algorithmFPType = DAAL_ALGORITHM_FP_TYPE, Method method = defaultDense>
112 class Batch : public algorithms::regression::prediction::Batch
113 {
114 public:
115  Input input;
116  Parameter parameter;
119  Batch()
120  {
121  initialize();
122  }
123 
130  Batch(const Batch<algorithmFPType, method> & other) :
131  algorithms::regression::prediction::Batch(other), input(other.input), parameter(other.parameter)
132  {
133  initialize();
134  }
135 
136  virtual algorithms::regression::prediction::Input* getInput() DAAL_C11_OVERRIDE { return &input; }
137 
142  virtual int getMethod() const DAAL_C11_OVERRIDE { return(int)method; }
143 
148  ResultPtr getResult() { return Result::cast(_result); }
149 
155  services::SharedPtr<Batch<algorithmFPType, method> > clone() const
156  {
157  return services::SharedPtr<Batch<algorithmFPType, method> >(cloneImpl());
158  }
159 
160 protected:
161 
162  virtual Batch<algorithmFPType, method> * cloneImpl() const DAAL_C11_OVERRIDE
163  {
164  return new Batch<algorithmFPType, method>(*this);
165  }
166 
167  services::Status allocateResult() DAAL_C11_OVERRIDE
168  {
169  services::Status s = getResult()->template allocate<algorithmFPType>(_in, &parameter, (int)method);
170  _res = _result.get();
171  return s;
172  }
173 
174  void initialize()
175  {
176  _ac = new __DAAL_ALGORITHM_CONTAINER(batch, BatchContainer, algorithmFPType, method)(&_env);
177  _in = &input;
178  _par = &parameter;
179  _result.reset(new Result());
180  }
181 };
183 } // namespace interface1
184 
185 using interface1::BatchContainer;
186 using interface1::Batch;
187 
188 } // namespace prediction
189 } // namespace regression
190 } // namespace decision_tree
191 } // namespace algorithms
192 } // namespace daal
193 
194 #endif
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::getResult
ResultPtr getResult()
Definition: decision_tree_regression_predict.h:148
daal::algorithms::decision_tree::regression::prediction::prediction
Definition: decision_tree_regression_predict_types.h:120
daal
Definition: algorithm_base_common.h:57
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::Batch
Batch()
Definition: decision_tree_regression_predict.h:119
daal::algorithms::PredictionContainerIface
Abstract interface class that provides virtual methods to access and run implementations of the algor...
Definition: prediction.h:66
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::getMethod
virtual int getMethod() const DAAL_C11_OVERRIDE
Definition: decision_tree_regression_predict.h:142
daal::algorithms::decision_tree::regression::prediction::interface1::Input
Provides an interface for input objects for making Decision tree model-based prediction.
Definition: decision_tree_regression_predict_types.h:134
daal::batch
Definition: daal_defines.h:131
daal::algorithms::decision_tree::regression::prediction::interface1::BatchContainer
Class containing computation methods for Decision tree model-based prediction.
Definition: decision_tree_regression_predict.h:78
daal::algorithms::decision_tree::regression::prediction::interface1::Batch
Provides methods to run implementations of the Decision tree model-based prediction.
Definition: decision_tree_regression_predict.h:112
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::clone
services::SharedPtr< Batch< algorithmFPType, method > > clone() const
Definition: decision_tree_regression_predict.h:155
daal::algorithms::classifier::prediction::prediction
Definition: classifier_predict_types.h:102
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::parameter
Parameter parameter
Definition: decision_tree_regression_predict.h:116
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::input
Input input
Definition: decision_tree_regression_predict.h:115
daal::algorithms::decision_tree::regression::prediction::interface1::Batch::Batch
Batch(const Batch< algorithmFPType, method > &other)
Definition: decision_tree_regression_predict.h:130

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