Retrieval and RAG¶
All topics · Alphabetical index
Concepts¶
- RAG; dense retrieval; sparse retrieval; keyword search; embeddings
- Embedding compatibility; cosine similarity; vector distance; normalization
- ANN; HNSW; IVF; product quantization; index tuning
- BM25; hybrid search; reciprocal rank fusion
- Metadata filtering; permission filtering; tenant-aware retrieval
- Query rewriting; query expansion; query decomposition; multi-query retrieval
- Bi-encoders; cross-encoders; reranking
- Parent-document retrieval; hierarchical retrieval; graph-assisted retrieval
- Deduplication; diversity; maximal marginal relevance; context packing
- Recall@k; precision@k; MRR; nDCG
- No-result behavior; insufficient evidence; retrieval freshness
- Groundedness; faithfulness; citation attribution; citation verification
- Embedding migrations; reindexing; retrieval poisoning
Further reading¶
Reference links for this topic.