Evidence record 5260 · automatically gathered

Health System Scale Semantic Search Across Unstructured Clinical Notes

Introduction: Semantic search, which retrieves documents based on conceptual similarity rather than keywords, offers advantages for retrieval of clinical information. However, deploying semantic search across health systems, comprising hundreds of millions of clinical notes, presents formidable engineering, cost, and governance challenges that have prevented institutional adoption. Methods: We deployed a semantic search system at a large children's hospital indexing 166 million clinical notes (4

Record details

Published: 28 April 2026
Source: arXiv
Category: Research
Topics: Regulation · Healthcare · Children & education
Retrieved: 14 July 2026

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ethics.ai (28 April 2026), “Health System Scale Semantic Search Across Unstructured Clinical Notes,” evidence record 5260, https://ethics.ai/record/5260 (originally published by arXiv).

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