🧑🔬 Runxi Cheng — papers of 2025 — 1 paper, the most cited first1 paper · all years of Runxi ChengHS-STaR: Hierarchical Sampling for Self-Taught Reasoners via Difficulty Estimation and Budget ReallocationConference on Empirical Methods in Natural Language Processing (EMNLP)Feng Xiong, Hongling Xu, Yifei Wang, et al.2025 · 9 citationsThis page in Markdown → https://md.research.elamur.ai/free/en/authors/runxi-cheng/year/2025/