Dong-Young Lim

Don't Lose Entities from Retrieval to Generation: Dual Entity Recovery RAG for multi-hop QA

Retrieval-augmented multi-hop question answering (QA) decomposes a query into sub-questions and decomposes the corpus into smaller retrieval units such as sentences. Both forms of decomposition improve the pipeline, but we show that both share the same vulnerability, the loss of entity information, and that this loss b...