🧑🔬 Austin Xu — papers of 2026 — 2 papers, the most cited first2 papers · all years of Austin XuJ4R: Learning to Judge with Equivalent Initial State Group Relative Policy OptimizationAnnual Meeting of the Association for Computational Linguistics (ACL)Austin Xu, Yilun Zhou, Xuan-Phi Nguyen, et al.2026 · 3 citationsHard2Verify: A Step-Level Verification Benchmark for Open-Ended Frontier MathAnnual Meeting of the Association for Computational Linguistics (ACL)Shrey Pandit, Austin Xu, Xuan-Phi Nguyen, et al.2026 · 2 citationsThis page in Markdown → https://md.research.elamur.ai/free/en/authors/austin-xu/year/2026/