ultralytics/docs/en/reference/data/utils.md
Glenn Jocher c5a0e0331e
ultralytics 8.4.43 Fix NDJSON dataset validation (#24365)
Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
2026-04-28 18:52:00 +02:00

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1.8 KiB
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---
description: Explore in-depth reference for utility functions in Ultralytics data module. Learn about image verification, dataset handling, and more.
keywords: Ultralytics, dataset utils, data handling, image verification, Python, data module
---
# Reference for `ultralytics/data/utils.py`
!!! success "Improvements"
This page is sourced from [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/utils.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/utils.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.data.utils.HUBDatasetStats
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## ::: ultralytics.data.utils.img2label_paths
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## ::: ultralytics.data.utils.check_file_speeds
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## ::: ultralytics.data.utils.get_hash
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## ::: ultralytics.data.utils.exif_size
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## ::: ultralytics.data.utils.verify_image
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## ::: ultralytics.data.utils.verify_image_label
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## ::: ultralytics.data.utils.visualize_image_annotations
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## ::: ultralytics.data.utils.polygon2mask
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## ::: ultralytics.data.utils.polygons2masks
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## ::: ultralytics.data.utils.polygons2masks_overlap
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## ::: ultralytics.data.utils.find_dataset_yaml
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## ::: ultralytics.data.utils.convert_ndjson_to_yolo_if_needed
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## ::: ultralytics.data.utils.check_det_dataset
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## ::: ultralytics.data.utils.check_cls_dataset
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## ::: ultralytics.data.utils.compress_one_image
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## ::: ultralytics.data.utils.load_dataset_cache_file
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## ::: ultralytics.data.utils.save_dataset_cache_file
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