RAG from scratch: Part 5 (Query Translation — Multi Query)

Query rewriting is a popular strategy to improve retrieval. Multi-query is an approach that re-writes a question from multiple perspectives, performs retrieval on each re-written question, and takes the unique union of all docs.

Slides:
https://docs.google.com/presentation/d/15pWydIszbQG3Ipur9COfTduutTZm6ULdkkyX-MNry8I/edit?usp=sharing

Code:
https://github.com/langchain-ai/rag-from-scratch/blob/main/rag_from_scratch_5_to_9.ipynb