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Author

Zi-Han Wang

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#artificial intelligence Review Oct 2026

CyberArena: Benchmarking AI Agents in Live Symmetric Attack-and-Defense Combat

CyberArena is a dynamic, symmetric adversarial benchmark built around multi-round attack-and-defense combat, and introduces a dynamical model that maps match dynamics into unified, multidimensional scores across offensive, defensive, and domain-specific capabilities.

Bangya Liu, Jianhong Tu, Yu-Jing Pan et al. · 0 citations
#artificial intelligence Preprint Oct 2026

Matched-Context Group Policy Optimization for LLM Agent Training

Training long-horizon language model agents requires assigning credit to intermediate decisions from sparse terminal feedback. Within a finite group of sibling rollouts, useful action comparisons depend on their context, evidence for both alternatives, and how that evidence enters learning. We propose Matched-Context G...

Chen-Xu Zhang, Yao-Rui Shi, Wen-Long Zhang et al. · 0 citations

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