Mengyang Xu on Weimao Kehttps://lincs.cci.drexel.edu/weimao/authors/mengyang-xu/Recent content in Mengyang Xu on Weimao KeSource Themes academia (https://sourcethemes.com/academic/)en-usCopyright © {year}Wed, 19 Aug 2026 00:00:00 +0000Retrieval Granularity as Evidence Design in Small-Model RAG Question Answering: A Diagnostic HotpotQA Studyhttps://lincs.cci.drexel.edu/weimao/publication/ke-2026-rag/Wed, 19 Aug 2026 00:00:00 +0000https://lincs.cci.drexel.edu/weimao/publication/ke-2026-rag/