ChatHealthAI: Aligning Electronic Health Record Representations with Large Language Models for Grounded Clinical Reasoning

In three linesChatHealthAI aligns structured EHR representations from a pretrained EHR foundation model with a frozen LLM's semantic space via a task-aware resampler. The multimodal framework integrates longitudinal patient representations with refined clinical event descriptions, improving interpretable clinical reasoning while maintaining competitive predictive performance on the EHRSHOT benchmark.

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