Author

Ruiying Chen

h-index 1 View on Semantic Scholar

We have 2 of 6 papers

We haven’t gathered this author’s papers yet. Follow them and we’ll fetch their work.

Not the right person? Other researchers publish under this name.

#artificial intelligence Preprint Sep 2026

Audit-First VAPO: Risk-Certified Selective Updates under Imperfect Verification

Imperfect verifiers can assign a harmful update direction even when clipping and regularization bound its magnitude. We introduce Audit-First VAPO, which separates discrete directional admission from continuous magnitude control. An observation-only accept-appeal-abstain policy uses a finite secondary-verification budg...

Miao-Bo Hu, Shu-Hao Hu, Xiao-Bo Guo et al. · 0 citations

Preprint Aug 2026

ACE-GraphRAG: Agentic Context Engineering for Hierarchical GraphRAG

Hierarchical Graph Retrieval-Augmented Generation (GraphRAG) organizes corpus knowledge at multiple levels of granularity, yet fixed context construction may fail to translate these multi-resolution representations into a context suited to the current query. We identify this mismatch as the representation--inference ga...

Yong-Feng Huang, Yuren Lai, Rui-Ying Chen et al. · 0 citations