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Ranjeet Gupta

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#artificial intelligence Preprint Sep 2026

Knowing When Not to Answer: Abstention and Refusal Reasoning in Vision--Language Models

Many medical conditions require diagnosis through detailed, multi-context clinical assessment rather than from visual appearance alone. Despite this, vision-language models (VLMs) are increasingly queried to interpret images in ways that touch on medical or diagnostic judgments, raising safety concerns when such infere...

Karan Dua, Amit Agarwal, Hitesh Laxmichand Patel et al. · 0 citations

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