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README.md

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-Askstein — Hybrid RAG for Ortho Biomech
 
-Grounded Q&A on musculoskeletal CT/QCT structural rigidity (EA, EI, GJ) and related FE topics.
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-Pipeline: FAISS → PubMed → Wikipedia → LLM fallback (guarded).
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-Use
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-Enter first and last name.
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-Ask your question.
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-Rate the answer (1–5) and optionally comment.
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-How it works
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-FAISS retrieves curated biomechanics chunks (PubMedBERT embeddings).
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-If weak/off-topic → PubMed abstracts → if empty → Wikipedia.
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-If still empty → LLM fallback (ungrounded) with “no fake refs” guard.