Memory · Retrieval
HyDE (Hypothetical Document Embedding)
Generate a hypothetical answer to the query, embed that, and search by similarity to the answer: surfaces matches that direct-query embedding misses.
Verified against arxiv.org
How it works
Generate a hypothetical answer to the query, embed that, and search by similarity to the answer: surfaces matches that direct-query embedding misses.
At a glance
StageRetrieval
PhaseRead
Used byCloudflare Agent Memory · RAG pipelines
Trade-off
Adds an LLM generation step; a wrong hypothetical can pull off-topic results.
Basis
Verified against
https://arxiv.org/abs/2212.10496 The corpus does not rewrite vendor documentation. Where copy is quoted verbatim it is marked as such and attributed to its source.