metadata
description: >-
Discover FastSAM Validator for segmentation in Ultralytics YOLO. Learn how to
validate with custom metrics and avoid common errors. Contribute on GitHub!.
keywords: >-
FastSAM Validator, Ultralytics, YOLO, segmentation, validation, metrics,
GitHub, contribute, documentation
Reference for ultralytics/models/fastsam/val.py
!!! note
This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/fastsam/val.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/models/fastsam/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/fastsam/val.py) 🛠️. Thank you 🙏!