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- // Copyright 2018 The Chromium Authors. All rights reserved.
- // Use of this source code is governed by a BSD-style license that can be
- // found in the LICENSE file.
- #ifndef MEDIA_LEARNING_IMPL_VOTING_ENSEMBLE_H_
- #define MEDIA_LEARNING_IMPL_VOTING_ENSEMBLE_H_
- #include <memory>
- #include <vector>
- #include "base/component_export.h"
- #include "media/learning/impl/model.h"
- namespace media {
- namespace learning {
- // Ensemble classifier. Takes multiple models and returns an aggregate of the
- // individual predictions.
- class COMPONENT_EXPORT(LEARNING_IMPL) VotingEnsemble : public Model {
- public:
- VotingEnsemble(std::vector<std::unique_ptr<Model>> models);
- VotingEnsemble(const VotingEnsemble&) = delete;
- VotingEnsemble& operator=(const VotingEnsemble&) = delete;
- ~VotingEnsemble() override;
- // Model
- TargetHistogram PredictDistribution(const FeatureVector& instance) override;
- private:
- std::vector<std::unique_ptr<Model>> models_;
- };
- } // namespace learning
- } // namespace media
- #endif // MEDIA_LEARNING_IMPL_VOTING_ENSEMBLE_H_
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