Wu Shixiong's Large Model Academy

Apr 9, 2026 · Artificial Intelligence

How to Jump‑Start a RAG System Without Any Labeled Data

Building a Retrieval‑Augmented Generation (RAG) system from scratch without existing QA pairs requires a systematic cold‑start approach that creates synthetic QA data, establishes baseline metrics, iteratively improves via expert labeling and real user feedback, and ensures document quality for reliable evaluation.