Author

Raza Imam

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Preprint Jul 2026

Can Experts Adapt Without Training? On Test-Time Modality Generalization in MVLMs

Medical vision-language models (MVLMs) promise broad zero-shot generalization, yet their reliability collapses when confronted with unseen modalities and domains, precisely where clinical robustness matters most. To address this gap, we revisit test-time modality generalization from the perspective of Mixture-of-Expert...

Raza Imam, Darakshan Rashid, Yutong Xie et al. · 0 citations