File predictor_score_common.hpp¶
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namespace boosting
Functions
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static inline void applyHead(const CompleteHead &head, View<float64>::iterator iterator)¶
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static inline void applyHead(const PartialHead &head, View<float64>::iterator iterator)¶
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static inline void applyRule(const RuleList::Rule &rule, View<const float32>::const_iterator featureValuesBegin, View<const float32>::const_iterator featureValuesEnd, View<float64>::iterator scoreIterator)¶
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static inline void applyRules(RuleList::const_iterator rulesBegin, RuleList::const_iterator rulesEnd, View<const float32>::const_iterator featureValuesBegin, View<const float32>::const_iterator featureValuesEnd, View<float64>::iterator scoreIterator)¶
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static inline void applyRule(const RuleList::Rule &rule, View<uint32>::const_iterator featureIndicesBegin, View<uint32>::const_iterator featureIndicesEnd, View<float32>::const_iterator featureValuesBegin, View<float32>::const_iterator featureValuesEnd, float32 sparseFeatureValue, View<float64>::iterator scoreIterator, View<float32>::iterator tmpArray1, View<uint32>::iterator tmpArray2, uint32 n)¶
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static inline void applyRules(RuleList::const_iterator rulesBegin, RuleList::const_iterator rulesEnd, uint32 numFeatures, View<uint32>::const_iterator featureIndicesBegin, View<uint32>::const_iterator featureIndicesEnd, View<float32>::const_iterator featureValuesBegin, View<float32>::const_iterator featureValuesEnd, float32 sparseFeatureValue, View<float64>::iterator scoreIterator)¶
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static inline void aggregatePredictedScores(const CContiguousView<const float32> &featureMatrix, RuleList::const_iterator rulesBegin, RuleList::const_iterator rulesEnd, CContiguousView<float64> &scoreMatrix, uint32 exampleIndex, uint32 predictionIndex)¶
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static inline void aggregatePredictedScores(const CsrView<const float32> &featureMatrix, RuleList::const_iterator rulesBegin, RuleList::const_iterator rulesEnd, CContiguousView<float64> &scoreMatrix, uint32 exampleIndex, uint32 predictionIndex)¶
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template<typename FeatureMatrix, typename Model>
class ScorePredictionDelegate : public PredictionDispatcher::IPredictionDelegate¶ - #include <predictor_score_common.hpp>
An implementation of the type
PredictionDispatcher::IPredictionDelegate
that aggregates the scores that are predicted by the individual rules in a model and stores them in a matrix.- Template Parameters:
FeatureMatrix – The type of the feature matrix that provides row-wise access to the feature values of the query examples
Model – The type of the rule-based model that is used to obtain predictions
Public Functions
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inline ScorePredictionDelegate(CContiguousView<float64> &scoreMatrix)¶
- Parameters:
scoreMatrix – A reference to an object of type
CContiguousView
that should be used to store the aggregated scores
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inline void predictForExample(const FeatureMatrix &featureMatrix, typename Model::const_iterator rulesBegin, typename Model::const_iterator rulesEnd, uint32 threadIndex, uint32 exampleIndex, uint32 predictionIndex) const override¶
See also
PredictionDispatcher::IPredictionDelegate::predictForExample
Private Members
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CContiguousView<float64> &scoreMatrix_¶
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template<typename FeatureMatrix, typename Model>
class ScorePredictor : public IScorePredictor¶ - #include <predictor_score_common.hpp>
An implementation of the type
IScorePredictor
that allows to predict label-wise regression scores for given query examples by summing up the scores that are predicted by individual rules in a rule-based model for each label individually.- Template Parameters:
FeatureMatrix – The type of the feature matrix that provides row-wise access to the feature values of the query examples
Model – The type of the rule-based model that is used to obtain predictions
Public Functions
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inline ScorePredictor(const FeatureMatrix &featureMatrix, const Model &model, uint32 numLabels, uint32 numThreads)¶
- Parameters:
featureMatrix – A reference to an object of template type
FeatureMatrix
that provides row-wise access to the feature values of the query examplesmodel – A reference to an object of template type
Model
that should be used to obtain predictionsnumLabels – The number of labels to predict for
numThreads – The number of CPU threads to be used to make predictions for different query examples in parallel. Must be at least 1
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inline std::unique_ptr<DensePredictionMatrix<float64>> predict(uint32 maxRules) const override¶
See also
IPredictor::predict
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inline bool canPredictIncrementally() const override¶
See also
IPredictor::canPredictIncrementally
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inline std::unique_ptr<IIncrementalPredictor<DensePredictionMatrix<float64>>> createIncrementalPredictor(uint32 maxRules) const override¶
See also
IPredictor::createIncrementalPredictor
Private Members
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const FeatureMatrix &featureMatrix_¶
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class IncrementalPredictor : public AbstractIncrementalPredictor<FeatureMatrix, Model, DensePredictionMatrix<float64>>¶
Public Functions
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inline IncrementalPredictor(const ScorePredictor &predictor, uint32 maxRules)¶
Protected Functions
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inline DensePredictionMatrix<float64> &applyNext(const FeatureMatrix &featureMatrix, uint32 numThreads, typename Model::const_iterator rulesBegin, typename Model::const_iterator rulesEnd) override¶
Private Members
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DensePredictionMatrix<float64> predictionMatrix_¶
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inline IncrementalPredictor(const ScorePredictor &predictor, uint32 maxRules)¶
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static inline void applyHead(const CompleteHead &head, View<float64>::iterator iterator)¶