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Han-Wen Du

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Preprint Aug 2026

Risk-Aware Reranking for Agentic Tool Retrieval

It is indicated that retrieval-stage filtering can reduce the candidate action space exposed to agents before execution, complementing downstream tool-use safeguards, and providing a conservative operating point for safety-critical deployments.

Qinfei Li, Xiaoxuan Dong, Jin Zhang et al. · 2 citations
#artificial intelligence Preprint Aug 2026

From Uncertainty to Clinical Risk: Severity-Aware Conformal Planning for Interactive Medical Diagnosis

S Severity-Aware Conformal Clinical Planning formulates interactive diagnosis as a risk-sensitive sequential decision problem and achieves more accurate diagnoses with fewer questions across multiple large language models, while improving differential-diagnosis quality and reducing high-risk errors in severe cases.

Yue Zhou, Haisu Zhou, Jin Zhang et al. · 0 citations
Preprint Aug 2026

BulkPR-Bench: Benchmarking Queue-Level Governance of Interacting Pull Requests

BulkPR-Bench is introduced, an executable benchmark in which an agent must recover consequential PR relations and return a large safe subset in executable order in executable order under a rolling-release protocol.

Ze-Tong Xiong, Qiao Zhao, Jun Zhang et al. · 0 citations

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