Data STUDIO

Oct 9, 2026 · Artificial Intelligence

Perfect Retrieval, Wrong Answers: The Hidden Augmentation Layer in RAG

This article explains why RAG systems produce poor answers even when retrieval is accurate, detailing the critical augmentation layer—including position bias mitigation, reranking, deduplication, contradiction handling, token budgeting, prompt structuring, and failure modes—and provides a production-ready pipeline configuration.