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| description: Explore comprehensive data conversion tools for YOLO models including COCO, DOTA, and YOLO bbox2segment converters. |
| keywords: Ultralytics, data conversion, YOLO models, COCO, DOTA, YOLO bbox2segment, machine learning, annotations |
| --- |
| |
| # Reference for `ultralytics/data/converter.py` |
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| !!! Note |
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| This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/converter.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/converter.py). If you spot a problem please help fix it by [contributing](https://docs.ultralytics.com/help/contributing/) a [Pull Request](https://github.com/ultralytics/ultralytics/edit/main/ultralytics/data/converter.py) 🛠️. Thank you 🙏! |
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| <br> |
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| ## ::: ultralytics.data.converter.coco91_to_coco80_class |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.coco80_to_coco91_class |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.convert_coco |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.convert_segment_masks_to_yolo_seg |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.convert_dota_to_yolo_obb |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.min_index |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.merge_multi_segment |
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| <br><br><hr><br> |
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| ## ::: ultralytics.data.converter.yolo_bbox2segment |
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