Data Bricklaying Diary

Sep 10, 2026 · Backend Development

Terminology Normalization Beyond Similarity: Coverage, Routing, Drift & Regression Testing

This article explains why terminology normalization requires a continuous governance framework covering candidate recall, risk-based routing, manual review, drift attribution, and regression testing — not just similarity scores — and details metrics, routing rules, drift types, acceptance criteria, and a minimum viable loop for production systems.