Verified80% confidenceFactTime unknown
RAG（检索增强生成）的核心思想是在大模型生成回答之前，先从外部知识库中检索相关文档片段作为上下文注入Prompt
64
Sources
80%
Confidence
Long-term
Relevance
6/1/2026
First Seen
Sources
LangGraph电商AI Agent实战：从RAG问答到退货流程自动化
githubWangWeiqiang-UCAS
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