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Yun-Yang Xiong

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#artificial intelligence Preprint Sep 2026

Retrieval-Augmented Skill Optimization via Cross-Harness Adaptation

An agent skill is a reusable, actionable natural-language artifact that guides an agent to perform a task effectively under a given harness. Recent studies have explored the optimization of agent skills, contributing to a growing collection of publicly available skills spanning diverse tasks, domains, and harnesses. De...

Jaewon Chu, Ji Soo Lee, Jihwan Park et al. · 0 citations
#artificial intelligence Preprint Sep 2026

AgentGrad: Intervention-guided Prompt Optimization for Multi Agent Systems

AgentGrad is proposed, a prompt optimization framework for multi-agent systems based on sequential intervention and semantic textual gradient abstraction that clusters semantically similar gradients to prevent mixing unrelated failure modes, and abstracts each cluster into a generalized gradient that captures the share...

Jaewon Chu, Jinwoo Seo, J. Cho et al. · 1 citation

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