Yujie Cai

Forgotten History or Test-of-Time? Retrospect and Prospect on RAG from an IR Perspective

Retrieval-Augmented Generation (RAG) is widely regarded as a novel paradigm born from the limitations of large language models (LLMs)--a mechanism to ground their outputs in external knowledge. This view, however, is incomplete when considered within a broader historical context. In this paper, we argue that the core i...