ultralytics/docs/en/reference/trackers/utils/matching.md

metadata

description: >-
  Explore the utility functions for matching in trackers used by Ultralytics,
  including linear assignment, IoU distance, embedding distance, and more.
keywords: >-
  Ultralytics, matching utils, linear assignment, IoU distance, embedding
  distance, fuse score, tracking, Python, documentation

Reference for ultralytics/trackers/utils/matching.py

!!! Note

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

::: ultralytics.trackers.utils.matching.linear_assignment

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::: ultralytics.trackers.utils.matching.iou_distance

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::: ultralytics.trackers.utils.matching.embedding_distance

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::: ultralytics.trackers.utils.matching.fuse_score