Md Rabiul Hasan

Beyond Lexical Similarity: Evaluating Faithfulness in LLM-Based Medical Question Reformulation

This work introduces MedFaith-F1, a category-level faithfulness metric over four clinically salient categories: clinical problems, medications, procedures, and follow-up intent, and proposes a hybrid Evidence and Knowledge-Grounded Retrieval-Augmented Generation ( EKG-RAG), an evidence and knowledge-grounded framework combining hybrid retrieval over PubMed and MedlinePlus resources with UMLS-aligned ontology grounding.