FOMO260K: Brain MRI Dataset for Large-Scale Self-Supervised Learning with Clinical Data Dataset paper preprint: A large-scale heterogeneous 3D magnetic resonance brain imaging dataset for self-supervised learning. https://arxiv.org/pdf/2506.14432. Description FOMO260K is a large-scale dataset of brain MRI scans, including both clinical and research-grade scans. The dataset includes a wide range of sequences, including T1, MPRAGE, T2, T2, FLAIR, SWI, T1c, PD, DWI