AI
query rewriting
reformulate the question for better recall
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RAGAIMore terms from this board
- chunka passage-sized piece of a document
- chunking strategysize / overlap / boundaries
- hybrid searchkeyword + vector
- nearest-neighbour / ANNfind the closest vectors fast (HNSW/IVF)
- pgvector/Pinecone/Chromavector-DB options
- RAGretrieval-augmented generation (retrieve real docs → answer from them)
- re-rankingreorder retrieved results by relevance
- retrieval hit-rate & faithfulnesshow you evaluate RAG
- top-kthe k most similar chunks