3 papers
cs.CL2026
SAG2: Embedding-Free Multi-Hop Retrieval with BM25 and JEV
Yuchao Wu
Strong multi-hop retrieval should be practical to deploy without expensive corpus preparation or complex database infrastructure. We present SAG2, an embedding-free retrieval archi…
cs.CL2026
SAG: SQL-Retrieval Augmented Generation with Query-Time Dynamic Hyperedges
Yuchao Wu, Junqin Li, XingCheng Liang +4
While retrieval-augmented generation (RAG) has proven effective at giving LLMs access to external knowledge, mainstream dense-retrieval implementations remain inherently limited in…
cs.CL2026
SAG: SQL-Retrieval Augmented Generation with Query-Time Dynamic Hyperedges
Yuchao Wu, Junqin Li, Xingcheng Liang +4
While retrieval-augmented generation (RAG) has proven effective at giving LLMs access to external knowledge, mainstream dense-retrieval implementations remain inherently limited in…