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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_TRAINING_ALGORITHM_H_
- #define MEDIA_LEARNING_IMPL_TRAINING_ALGORITHM_H_
- #include <memory>
- #include "base/callback.h"
- #include "media/learning/common/labelled_example.h"
- #include "media/learning/impl/model.h"
- namespace media {
- namespace learning {
- // Returns a trained model.
- using TrainedModelCB = base::OnceCallback<void(std::unique_ptr<Model>)>;
- // Base class for training algorithms.
- class TrainingAlgorithm {
- public:
- TrainingAlgorithm() = default;
- TrainingAlgorithm(const TrainingAlgorithm&) = delete;
- TrainingAlgorithm& operator=(const TrainingAlgorithm&) = delete;
- virtual ~TrainingAlgorithm() = default;
- virtual void Train(const LearningTask& task,
- const TrainingData& training_data,
- TrainedModelCB model_cb) = 0;
- };
- } // namespace learning
- } // namespace media
- #endif // MEDIA_LEARNING_IMPL_TRAINING_ALGORITHM_H_
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