Author

Hong Zhu

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Preprint Aug 2026

Ask, Condition or Abstain: Reinforcement Learning for Missing-Premise Reasoning

ACA-RL supports a new mission for NLP evaluation: measuring whether models can recognize when a task is underdetermined and handle uncertainty, not only whether they can answer fully specified questions.

Yong-Qi Tong, Zhenyu Zhang, Zimou Liu et al. · 0 citations

Jul 2026

Opti-Agent-Bench: Benchmarking End-to-End Optimization R&D Agents on Real-World Business Problems

Opti-Agent-Bench is introduced, an end-to-end benchmark that evaluates Large Language Models across the complete optimization R&D pipeline, from understanding business-language descriptions through mathematical modeling, algorithm selection, and code implementation, to solution report generation.

Yongchang Fu, Xin Huang, Chengjun Dai et al. · arXiv.org · 0 citations