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multi-hop
2 free lessons tagged multi-hop across AI. Each one is a short sequence of focused steps with narration and a five-question quiz at the end — take them in any order, no signup required.
AI
advancedAgentic RAG: Self-RAG, CRAG, and Multi-Hop Reasoning
Go beyond naive RAG pipelines. Learn how Self-RAG, Corrective RAG, and retrieval-as-tool patterns let an LLM decide when, what, and how many times to retrieve — enabling reliable multi-hop reasoning over complex knowledge bases.
12 steps·~18 min
AI
advancedHippoRAG and RAPTOR: Hierarchical and Memory-Style RAG
Deep dive into two advanced RAG architectures — HippoRAG's hippocampal-inspired knowledge graph indexing and RAPTOR's recursive summarization tree — and why both dramatically outperform flat vector retrieval on multi-hop questions.
12 steps·~18 min