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Knowledge catalogChoose core direction and segmented content
Practice 17IntermediateSystem designAbout 15 minutes

Corresponding knowledge: Evidence flow and stage-by-stage RAG diagnosis

When RAG gives an incorrect answer, how to determine whether it is a recall, reranking, context, or generated question?

Establish staged evidence and indicators to avoid all errors being solved by changing models.

Learn corresponding knowledgeInterview questions · Answer independently →
RAGrecallrearrangeReview

Knowledge content check2026-10-03 · Check the source of the original question2026-10-02

The knowledge corresponding to this exercise:

From document ingestion to cited RAG answers · Hierarchical deep learning →RAG evidence flow and failure diagnosis · Hierarchical deep learning →
Knowledge unit directory

LEARN · PRACTICE · REFLECT

Knowledge exercises·Independent answers

My notes and review ↗

Principles and Solutions have been collapsed. Explain the core mechanism, boundaries and verification methods in your own words, and then compare them.

Answers and personal notes

Each modified commit will be kept as an independent history. Your level of mastery is up to you to evaluate yourself against the standards.

Explain in your own words first

The core principles, analysis, Q&A and migration cases have been closed. When you are ready, unfold it and compare it with the content to find any omissions.

Hands-on verificationComplete on demand · Suggestions15 minutes

Give correct evidence for the 30th candidate, and only take the top 5 diagnoses for context.

Expand acceptance requirements and checkpoints
  • Not directly attributable to model capabilities
  • Able to distinguish between recall and reranking
  • Review final answer after fix

Key inspections

  • Locate specific failure stages through evidence trails
  • Understand that vector scores, BM25 and RRF scores are not on the same scale
  • Able to design labeled and reproducible stage evaluations