You can not select more than 25 topics Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
 
 
 

20 lines
896 B

---
description: Explore detailed implementations of loss functions for DETR and RT-DETR models in Ultralytics.
keywords: ultralytics, YOLO, DETR, RT-DETR, loss functions, object detection, deep learning, focal loss, varifocal loss, Hungarian matcher
---
# Reference for `ultralytics/models/utils/loss.py`
!!! Note
This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/utils/loss.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/utils/loss.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/models/utils/loss.py) 🛠. Thank you 🙏!
<br><br>
## ::: ultralytics.models.utils.loss.DETRLoss
<br><br>
## ::: ultralytics.models.utils.loss.RTDETRDetectionLoss
<br><br>