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[R] Serialisation Strategy Matters: FHIR data format changes LLM accuracy by up to 19 F1 points on medication reconciliation

This story is from 2026-09-08. It is preserved in the archive; the latest stories are on the live feed.

Independent research, posting for feedback and discussion. I looked at how FHIR clinical data should be formatted before being passed to an LLM, tested on medication reconciliation (extracting a patient's currently-active medication list from their FHIR bundle). Setup: 4 serialisation strategies (R…

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  1. 2026-09-08 07:50 · r/learnmachinelearning
    [R] Serialisation Strategy Matters: FHIR data format changes LLM accuracy by up to 19 F1 points on medication reconciliation

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