Two-stage QLoRA fine-tuning of Qwen3-4B plus retrieval ensemble achieves 32.87 overall score on clinical QA and 67.16 micro-F1 on evidence alignment, highlighting that 20 training cases are insufficient.
My doctor performed a cardiac catherization. Was this invasive, risky procedure necessary
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QU-NLP at ArchEHR-QA 2026: Two-Stage QLoRA Fine-Tuning of Qwen3-4B for Patient-Oriented Clinical Question Answering and Evidence Sentence Alignment
Two-stage QLoRA fine-tuning of Qwen3-4B plus retrieval ensemble achieves 32.87 overall score on clinical QA and 67.16 micro-F1 on evidence alignment, highlighting that 20 training cases are insufficient.