Concept Rollups for OMOP Data

A method for rolling granular OMOP clinical concepts up into interpretable, TF-IDF-weighted groups, to make high-dimensional EHR data more tractable for phenotyping and analysis.

Talks & presentations

Talk “From Complex to Comprehensible: A TF-IDF Approach for Hierarchical Aggregation of Clinical Conditions in SNOMED CT.” American Medical Informatics Association Informatics Summit, Pittsburgh, PA. (2025)

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