{"access":"registration","annotations":"Expert-approved voxel labels: enhancing tumour, peritumoural oedema, necrotic core on T1, T1-Gd, T2, FLAIR.","article":null,"cancer_slugs":["adult-type-diffuse-gliomas"],"details":"","doi":null,"formats":["NIfTI"],"hf":null,"huggingface":null,"kind":"benchmark","license":"challenge terms (registration on Synapse)","modalities":["radiology-mri"],"models":[{"name":"nnU-Net","note":"standard glioma segmentation benchmark where nnU-Net variants placed first repeatedly","role":"benchmark","slug":"nnunet"}],"name":"BraTS \u2014 Brain Tumor Segmentation Challenge","page":"/ai-oncology/datasets/brats","provider":"BraTS organisers (University of Pennsylvania, Indiana University, MICCAI)","size":{"notes_en":"\u22651,250 glioma cases since 2021; later editions add paediatric, metastasis, meningioma and Sub-Saharan Africa tracks","notes_pl":"\u22651250 przypadk\u00f3w glejak\u00f3w od 2021; kolejne edycje dodaj\u0105 \u015bcie\u017cki pediatryczne, przerzut\u00f3w, oponiak\u00f3w i Afryki Subsaharyjskiej","patients":1250,"unit":"multi-parametric MRI cases"},"slug":"brats","sources":[{"label":"BraTS on Synapse","url":"https://www.synapse.org/brats"},{"label":"Baid U et al. The RSNA-ASNR-MICCAI BraTS 2021 Benchmark. arXiv 2021","url":"https://arxiv.org/abs/2107.02314"}],"summary":"The long-running benchmark for brain tumour segmentation from MRI; nnU-Net-based methods have dominated its leaderboards.","tasks":["segmentation"],"url":"https://www.synapse.org/brats","verified_at":"2026-09-05T22:25:58.886093"}