Retrieval-Augmented Generation for Knowledge-Intensive NLP Tasks
Lewis, Perez, Piktus, Petroni, Karpukhin, Goyal, Küttler, Lewis, Yih, Rocktäschel, Riedel, Kiela
2020 NeurIPS
TL;DR
Introduces the term "RAG" and a model that retrieves passages from a Wikipedia index and conditions a seq2seq generator on them. The blueprint for every RAG system that came after.