UCSF-PDGM-VQA: Visual Question Answering dataset for brain tumor MRI interpretation

In three linesUCSF-PDGM-VQA is a clinical VQA benchmark for brain tumor MRI interpretation. Dataset of 2,387 QA pairs from 473 glioma studies. Evaluation of 6 VLMs: all fail on multi-sequence 3D MRI, suffer modality collapse and over-reliance on language priors.

Summary generated by Claude — human-verified