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| description: Explore detailed metrics and utility functions for model validation and performance analysis with Ultralytics' metrics module. |
| keywords: Ultralytics, metrics, model validation, performance analysis, IoU, confusion matrix |
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| # Reference for `ultralytics/utils/metrics.py` |
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| !!! Note |
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| This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/metrics.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/metrics.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/utils/metrics.py) 🛠️. Thank you 🙏! |
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| ## ::: ultralytics.utils.metrics.ConfusionMatrix |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.Metric |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.DetMetrics |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.SegmentMetrics |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.PoseMetrics |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.ClassifyMetrics |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.OBBMetrics |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.bbox_ioa |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.box_iou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.bbox_iou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.mask_iou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.kpt_iou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics._get_covariance_matrix |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.probiou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.batch_probiou |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.smooth_BCE |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.smooth |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.plot_pr_curve |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.plot_mc_curve |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.compute_ap |
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| <br><br><hr><br> |
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| ## ::: ultralytics.utils.metrics.ap_per_class |
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| <br><br> |
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