---
description: Explore how to use ultralytics.utils.tuner.py for efficient hyperparameter tuning with Ray Tune. Learn implementation details and example usage.
keywords: Ultralytics, tuner, hyperparameter tuning, Ray Tune, YOLO, machine learning, AI, optimization
---

# Reference for `ultralytics/utils/tuner.py`

!!! success "Improvements"

    This page is sourced from [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/tuner.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/tuner.py). Have an improvement or example to add? Open a [Pull Request](https://docs.ultralytics.com/help/contributing/) — thank you! 🙏

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## ::: ultralytics.utils.tuner._sanitize_tune_value

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## ::: ultralytics.utils.tuner._get_ray_search_alg_kind

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## ::: ultralytics.utils.tuner._validate_ax_search_space

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## ::: ultralytics.utils.tuner._create_ax_search

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## ::: ultralytics.utils.tuner._convert_bohb_search_space

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## ::: ultralytics.utils.tuner._create_bohb_search

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## ::: ultralytics.utils.tuner._create_nevergrad_search

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## ::: ultralytics.utils.tuner._convert_zoopt_search_space

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## ::: ultralytics.utils.tuner._create_zoopt_search

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## ::: ultralytics.utils.tuner._resolve_ray_search_alg

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## ::: ultralytics.utils.tuner.run_ray_tune

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