Retrieval-Augmented Generation
A generation architecture that retrieves external information at request time and supplies selected evidence to a language model as additional context.
Boundaries
RAG does not update model parameters; it supplies external context at inference time and therefore depends heavily on retrieval and context-construction quality.
Related Concepts
- Hybrid Search
- Reranking
- Embedding
- Grounding
- Context Window
Source
- https://arxiv.org/abs/2005.11401