Xiaomeng Li
4 papers · Latest:
MedHorizon: Towards Long-context Medical Video Understanding in the Wild
MedHorizon introduces a new benchmark for long-context medical video understanding, revealing current MLLMs struggle with sparse evidence retrieval and clinical reasoning.
Divide-then-Diagnose: Weaving Clinician-Inspired Contexts for Ultra-Long Capsule Endoscopy Videos
This paper introduces a new task, dataset (VideoCAP), and framework (DiCE) for diagnosis-driven summarization of ultra-long capsule endoscopy videos.
Into the Gray Zone: Domain Contexts Can Blur LLM Safety Boundaries
Jargon exploits LLM safety boundaries by leveraging domain contexts, achieving >93% attack success on frontier models, and proposes a policy-guided safeguard.
From Exposure to Internalization: Dual-Stream Calibration for In-context Clinical Reasoning
Dual-Stream Calibration (DSC) is a test-time training framework that achieves deep contextual internalization for in-context clinical reasoning.
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