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Yi-Han Xia

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#artificial intelligence Preprint Sep 2026

GroundedGEO: Auditing the Evidence Gap in Generative Search Rankings

Generative search systems rank products and services for consequential decisions, and publishers can cheaply make candidate text look relevant. Yet evidence status is not a text property but a claim-evidence relation: text-only rankers and defenses cannot separate honest detailed content from fabricated detail, creatin...

Yi-Han Xia, Hui-Ling Fan, Kang-Rong Zhong et al. · 0 citations
Preprint Feb 2026

Agent-OSI: An Interoperability Architecture for Communication and Settlement in the Decentralized Internet of Agents

Results show that, for generative workloads, end-to-end latency is dominated by task execution rather than settlement confirmation, and that keeping negotiation and delivery off the settlement backend reduces per-session settlement cost by approximately 51\% relative to a more on-chain baseline.

Wen-Xin Xu, Taotao Wang, Yi-Han Xia et al. · 3 citations
Preprint Jul 2026

Workflow-Localized Mechanism Learning: Attribution-Guided Repair and Knowledge Reuse for Structured Agent Skills

Workflow-Localized Mechanism Learning (WML) is introduced, which identifies the failed workflow node, implicated mechanisms, and smallest valid edit target, routing single-mechanism defects to L3 resources and relational defects across mechanisms to L2 composition protocols.

Zibin Lin, Shengli Zhang, Taotao Wang et al. · 1 citation

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