ultralytics/docs/en/reference/utils/instance.md

metadata

description: >-
  Explore Ultralytics utilities for bounding boxes and instances, providing
  detailed documentation on handling bbox formats, conversions, and more.
keywords: >-
  Ultralytics, bounding boxes, Instances, bbox formats, conversions, AI, deep
  learning, YOLO, xyxy, xywh, ltwh

Reference for ultralytics/utils/instance.py

!!! Note

This file is available at [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/instance.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/utils/instance.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/instance.py) 🛠️. Thank you 🙏!

::: ultralytics.utils.instance.Bboxes

---

::: ultralytics.utils.instance.Instances

---

::: ultralytics.utils.instance._ntuple