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Haoyu Wang

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#artificial intelligence Preprint Oct 2026

Improving Atomic-Fact Recall via Focused Views in Unstructured Knowledge Editing

Large language models (LLMs) increasingly serve as general-purpose interfaces to factual knowledge, but their parameters do not automatically reflect information that changes after pretraining. Knowledge editing (KE) provides a targeted alternative to costly retraining by modifying selected knowledge and preserving unr...

Di Wu, Ye Zhang, Hao-Yu Wang et al. · 0 citations
Jul 2026

KAMR: Grounding Generation via Knowledge-Aligned Multi-hop Retrieval

A knowledge-aligned multi-hop retriever, KAMR, which distinguishes anchor triplets that are strongly constrained by the query from connected triplets that are weakly aligned yet structurally linked to the anchors, which consistently improves multi-hop retrieval and downstream question answering performance.

Xiaochen Wang, Yuan Zhong, Haoyu Wang et al. · 0 citations
Preprint Aug 2026

Hybrid-Policy Self-Editing for Composable Unstructured Knowledge Editing

HPSE is proposed, which builds a hybrid rollout that steps in to place missing facts onto the student's own trajectory precisely where its coverage fails, while staying on-policy elsewhere.

Tian-Ci Liu, Zi-Han Dong, Tian-Chun Li et al. · 0 citations

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