Topic
Retrieval Methods
- Parent
methods- Allowed types
- method, pattern
When to browse this topic
You have a working RAG baseline and need to lift recall or precision on real queries. Most of the entries here cost you an extra LLM call or a second model — pick based on where your current pipeline leaks.
Methods
- HyDE — Hypothetical Document Embeddings Query expansion technique. Instead of embedding the query directly, ask the LLM to draft a hypothetical answer, then embed that. Often improves recall on short, abstract queries.