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Hitesh Laxmichand Patel

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#artificial intelligence Preprint Sep 2026

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

PARITY (Paired Assessment with Reused Identity), a synthetic, demographically balanced set of identity-controlled neutral/expression portrait pairs with neutral-neutral controls, is introduced, finding a clear split between refusal-first models and speculative models; in the latter, certain expressions disproportionate...

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

#small language model Preprint Aug 2026

No One Model Catches Every Harm: Benchmarking Content Moderation Across Safety Scenarios

This work presents the most comprehensive evaluation of LLM safety capabilities to date, systematically testing models across datasets that are organized into four distinct categories, and uncovers critical blind spots.

Afshin Orojlooyjadid, Hitesh Laxmichand Patel · 0 citations