Author

Yu He

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#artificial intelligence Preprint Sep 2026

VACE: Validation-Gated Alternating Co-Evolution of Agent Models and Harnesses

VACE, Validation-Gated Alternating CoEvolution, which alternates agentic reinforcement learning with trajectory-driven harness refinement, which alternates agentic reinforcement learning with trajectory-driven harness refinement.

Jie-Xing Qi, Yu He, Jun Liu et al. · 0 citations

Preprint Aug 2026

SkillCommit: Evolving Agent Skills through Behaviorally Validated Scope Expansion

SkillCommit is an online skill evolution framework that continuously transforms experience into a hierarchical library of reusable skills, enabling cross-model experience transfer and consistently improves agent performance across diverse domains.

Yu He, Wei-Kai Yang · 4 citations