Point Cloud Library (PCL) 1.14.0
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fern_evaluator.h
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37
38#pragma once
39
40#include <pcl/common/common.h>
41#include <pcl/ml/feature_handler.h>
42#include <pcl/ml/ferns/fern.h>
43#include <pcl/ml/stats_estimator.h>
44
45#include <vector>
46
47namespace pcl {
48
49/** Utility class for evaluating a fern. */
50template <class FeatureType,
51 class DataSet,
52 class LabelType,
53 class ExampleIndex,
54 class NodeType>
56
57public:
58 /** Constructor. */
60
61 /** Evaluates the specified examples using the supplied tree.
62 *
63 * \param[in] fern the decision tree
64 * \param[in] feature_handler the feature handler used to train the tree
65 * \param[in] stats_estimator the statistics estimation instance used while training
66 * the tree
67 * \param[in] data_set the data set used for evaluation
68 * \param[in] examples the examples that have to be evaluated
69 * \param[out] label_data the destination for the resulting label data
70 */
71 void
76 DataSet& data_set,
77 std::vector<ExampleIndex>& examples,
78 std::vector<LabelType>& label_data);
79
80 /** Evaluates the specified examples using the supplied tree and adds the
81 * results to the supplied results array.
82 *
83 * \param[in] fern the decision tree
84 * \param[in] feature_handler the feature handler used to train the tree
85 * \param[in] stats_estimator the statistics estimation instance used while training
86 * the tree
87 * \param[in] data_set the data set used for evaluation
88 * \param[in] examples the examples that have to be evaluated
89 * \param[out] label_data the destination where the resulting label data is added to
90 */
91 void
96 DataSet& data_set,
97 std::vector<ExampleIndex>& examples,
98 std::vector<LabelType>& label_data);
99
100 /** Evaluates the specified examples using the supplied tree.
101 *
102 * \param[in] fern the decision tree
103 * \param[in] feature_handler the feature handler used to train the tree
104 * \param[in] stats_estimator the statistics estimation instance used while training
105 * the tree
106 * \param[in] data_set the data set used for evaluation
107 * \param[in] examples the examples that have to be evaluated
108 * \param[out] nodes the leaf-nodes reached while evaluation
109 */
110 void
111 getNodes(
115 DataSet& data_set,
116 std::vector<ExampleIndex>& examples,
117 std::vector<NodeType*>& nodes);
118};
119
120} // namespace pcl
121
122#include <pcl/ml/impl/ferns/fern_evaluator.hpp>
Utility class interface which is used for creating and evaluating features.
Utility class for evaluating a fern.
void evaluate(pcl::Fern< FeatureType, NodeType > &fern, pcl::FeatureHandler< FeatureType, DataSet, ExampleIndex > &feature_handler, pcl::StatsEstimator< LabelType, NodeType, DataSet, ExampleIndex > &stats_estimator, DataSet &data_set, std::vector< ExampleIndex > &examples, std::vector< LabelType > &label_data)
Evaluates the specified examples using the supplied tree.
void evaluateAndAdd(pcl::Fern< FeatureType, NodeType > &fern, pcl::FeatureHandler< FeatureType, DataSet, ExampleIndex > &feature_handler, pcl::StatsEstimator< LabelType, NodeType, DataSet, ExampleIndex > &stats_estimator, DataSet &data_set, std::vector< ExampleIndex > &examples, std::vector< LabelType > &label_data)
Evaluates the specified examples using the supplied tree and adds the results to the supplied results...
FernEvaluator()
Constructor.
void getNodes(pcl::Fern< FeatureType, NodeType > &fern, pcl::FeatureHandler< FeatureType, DataSet, ExampleIndex > &feature_handler, pcl::StatsEstimator< LabelType, NodeType, DataSet, ExampleIndex > &stats_estimator, DataSet &data_set, std::vector< ExampleIndex > &examples, std::vector< NodeType * > &nodes)
Evaluates the specified examples using the supplied tree.
Class representing a Fern.
Definition fern.h:49
Class interface for gathering statistics for decision tree learning.
Define standard C methods and C++ classes that are common to all methods.