48 #ifndef __DECISION_TREE_CLASSIFICATION_MODEL_H__
49 #define __DECISION_TREE_CLASSIFICATION_MODEL_H__
51 #include "algorithms/classifier/classifier_model.h"
52 #include "algorithms/classifier/tree_traverse.h"
53 #include "data_management/data/aos_numeric_table.h"
54 #include "data_management/data/soa_numeric_table.h"
55 #include "data_management/data/homogen_numeric_table.h"
56 #include "decision_tree_model.h"
58 using namespace daal::services;
74 namespace decision_tree
80 namespace classification
109 struct DAAL_EXPORT Parameter :
public daal::algorithms::classifier::Parameter
115 Parameter(
size_t nClasses = 2) : daal::algorithms::classifier::Parameter(nClasses),
116 pruning(reducedErrorPruning), maxTreeDepth(0), minObservationsInLeafNodes(1),
117 splitCriterion(infoGain) {}
122 services::Status check() const DAAL_C11_OVERRIDE;
124 SplitCriterion splitCriterion;
127 size_t minObservationsInLeafNodes;
140 class DAAL_EXPORT Model : public daal::algorithms::classifier::Model
143 DECLARE_MODEL_IFACE(Model, classifier::Model);
150 Model(
size_t nFeatures = 0);
157 static services::SharedPtr<Model> create(
size_t nFeatures = 0, services::Status *stat = NULL);
162 typedef services::SharedPtr<ModelImpl> ModelImplPtr;
168 const ModelImpl * impl()
const {
return _impl.get(); }
174 ModelImpl * impl() {
return _impl.get(); }
180 size_t getNumberOfFeatures() const DAAL_C11_OVERRIDE;
186 void traverseDF(classifier::TreeNodeVisitor& visitor) const;
192 void traverseBF(classifier::TreeNodeVisitor& visitor) const;
195 Model(
size_t nFeatures, services::Status &st);
197 services::Status serializeImpl(data_management::InputDataArchive * arch) DAAL_C11_OVERRIDE;
199 services::Status deserializeImpl(const data_management::OutputDataArchive * arch) DAAL_C11_OVERRIDE;
205 typedef services::SharedPtr<Model> ModelPtr;
206 typedef services::SharedPtr<const Model> ModelConstPtr;
210 using interface1::Parameter;
211 using interface1::Model;
212 using interface1::ModelPtr;
213 using interface1::ModelConstPtr;
daal
Definition: algorithm_base_common.h:57
daal::algorithms::decision_tree::reducedErrorPruning
Definition: decision_tree_model.h:76
daal::algorithms::decision_tree::classification::SplitCriterion
SplitCriterion
Split criterion for Decision tree classification algorithm.
Definition: decision_tree_classification_model.h:87
daal::algorithms::decision_tree::classification::interface1::Model
Base class for models trained with the Decision tree algorithm
Definition: decision_tree_classification_model.h:140
daal::algorithms::decision_tree::Pruning
Pruning
Pruning method for Decision tree algorithm.
Definition: decision_tree_model.h:73
daal::algorithms::decision_tree::classification::infoGain
Definition: decision_tree_classification_model.h:90
daal::algorithms::decision_tree::classification::interface1::Parameter
Decision tree algorithm parameters.
Definition: decision_tree_classification_model.h:109
daal::algorithms::decision_tree::classification::interface1::Model::impl
const ModelImpl * impl() const
Definition: decision_tree_classification_model.h:168
daal::algorithms::decision_tree::classification::gini
Definition: decision_tree_classification_model.h:89
daal::algorithms::decision_tree::classification::interface1::Model::impl
ModelImpl * impl()
Definition: decision_tree_classification_model.h:174
daal::algorithms::decision_tree::classification::interface1::Parameter::Parameter
Parameter(size_t nClasses=2)
Definition: decision_tree_classification_model.h:115
daal::services
Contains classes that implement service functionality, including error handling, memory allocation...
Definition: collection.h:51