metadata
description: >-
Explore the DetectionValidator class for YOLO models in Ultralytics. Learn
validation techniques, metrics, and dataset handling for object detection.
keywords: >-
YOLO validation, detection validation, YOLO metrics, Ultralytics, object
detection, machine learning, AI
Reference for ultralytics/models/yolo/detect/val.py
!!! note
This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/yolo/detect/val.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/yolo/detect/val.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/yolo/detect/val.py) 🛠️. Thank you 🙏!