mirror of
https://github.com/ultralytics/ultralytics
synced 2026-04-21 22:17:16 +00:00
3637f509dd
Signed-off-by: Glenn Jocher <glenn.jocher@ultralytics.com> Co-authored-by: UltralyticsAssistant <web@ultralytics.com>
68 lines
1.6 KiB
Markdown
68 lines
1.6 KiB
Markdown
---
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description: Explore detailed descriptions and implementations of various loss functions used in Ultralytics models, including Varifocal Loss, Focal Loss, Bbox Loss, and more.
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keywords: Ultralytics, loss functions, Varifocal Loss, Focal Loss, Bbox Loss, Rotated Bbox Loss, Keypoint Loss, YOLO, model training, documentation
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---
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# Reference for `ultralytics/utils/loss.py`
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!!! success "Improvements"
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This page is sourced from [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/loss.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/loss.py). Have an improvement or example to add? Open a [Pull Request](https://docs.ultralytics.com/help/contributing/) — thank you! 🙏
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<br>
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## ::: ultralytics.utils.loss.VarifocalLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.FocalLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.DFLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.BboxLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.RotatedBboxLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.KeypointLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.v8DetectionLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.v8SegmentationLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.v8PoseLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.v8ClassificationLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.v8OBBLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.E2EDetectLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.TVPDetectLoss
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<br><br><hr><br>
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## ::: ultralytics.utils.loss.TVPSegmentLoss
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<br><br>
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