---
description: Explore the YOLODataset and its subclasses for object detection, segmentation, and multi-modal tasks. Find details on dataset loading, caching, and augmentation.
keywords: Ultralytics, YOLODataset, object detection, segmentation, dataset loading, caching, data augmentation
---

# Reference for `ultralytics/data/dataset.py`

!!! success "Improvements"

    This page is sourced from [https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/dataset.py](https://github.com/ultralytics/ultralytics/blob/main/ultralytics/data/dataset.py). Have an improvement or example to add? Open a [Pull Request](https://docs.ultralytics.com/help/contributing/) — thank you! 🙏

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## ::: ultralytics.data.dataset.YOLODataset

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## ::: ultralytics.data.dataset.YOLOMultiModalDataset

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## ::: ultralytics.data.dataset.GroundingDataset

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## ::: ultralytics.data.dataset.YOLOConcatDataset

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## ::: ultralytics.data.dataset.SemanticDataset

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## ::: ultralytics.data.dataset.ClassificationDataset

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