Assessing nnU-Net Generalization across Brain Tumor Populations in BraTS-GoAT 2026
A 3D nnU-Net trained on 1,351 BraTS-GoAT 2026 cases shows mean Dice dropping 0.0747 from out-of-fold to pooled validation, exposing generalization gaps.
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Unified CT and MRI Pancreas Segmentation for Label-Efficient Cross-Modality Subregion Transfer
Domain-adversarial nnU-Net trained on 4,604 CT/MRI scans achieves 87.31% Dice pancreas segmentation with label-efficient subregion transfer.