NeutronRAG: Towards Understanding the Effectiveness of RAG from a Data Retrieval Perspective. - Peizheng Li; Chaoyi Chen; Hao Yuan; Zhenbo Fu; Hang Shen 008; Xinbo Yang; Qiange Wang; Xin Ai 006; Yanfeng Zhang; Yingyou Wen; Ge Yu 001 (SIGMOD Conference Companion, 2025)