Sanchita H.

Why Retrieval Doesn't Cure Everything: A Review of Hallucination in Retrieval-Augmented Generation

responses depending on domain, retriever quality, and model family. This paper reviews the literature on why RAG systems continue to hallucinate even when correct evidence is available in context, organizes the reported causes into a five-part taxonomy (retrieval failure, conflicting evidence, unfaithful generation, ov...