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MosaicMRI

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Tags:
medical
mri
research-only
musculoskeletal
raw-kspace
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Request access to MosaicMRI

Manual review is required before download access is granted. Please use your real research identity and the same account details you use for MosaicMRI requests.

MosaicMRI is released for non-commercial research and educational use only under the USC Data Sharing Agreement. Review the full terms at https://www.mosaicmri.ai/data-sharing-agreement.html before submitting your request.

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MosaicMRI

Visit the MosaicMRI website

Overview

MosaicMRI is a large-scale raw musculoskeletal MRI dataset with manual-approval gated access for non-commercial research and educational use.

MosaicMRI is a diverse dataset of fully sampled raw musculoskeletal MRI designed for reconstruction, robustness, and generalization research. The project materials describe 10 anatomies, 2,671 volumes, and 80,156 slices spanning realistic variation in anatomy, contrast, orientation, and coil configuration.

What is in this repository

This repository contains chunked tar archives for the MosaicMRI release:

  • Multicoil train split
  • Multicoil validation split
  • Multicoil test split
  • Anatomy transfer challenge data
  • Contrast generalization challenge data

Current upload count: 43 data files.

Access

  1. Create or sign in to your Hugging Face account.
  2. Open the gated access form on this dataset page.
  3. Provide your institution, intended research use, and agreement acknowledgement.

License and use restrictions

This dataset is distributed under a custom research-only agreement:

MosaicMRI is for internal, non-commercial research and educational use only.

Benchmark and project information

The broader MosaicMRI project includes benchmark tasks focused on raw MRI reconstruction and generalization. Documentation, project context, and citation details are available on the website:

Citation

Please cite:

Arguello, P., Tinaz, B., Mohammad, S. S., Soltanolkotabi, Maryam, and Soltanolkotabi, Mahdi. MosaicMRI: A Diverse Dataset and Benchmark for Raw Musculoskeletal MRI. arXiv (2026). https://arxiv.org/abs/2604.11762

Repository

adminmosaic/MosaicMRI
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Paper for adminmosaic/MosaicMRI