---
title: "Nan Cheng — papers of 2026 — 1 paper, the most cited first"
description: "Nan Cheng — papers of 2026: 1 paper on Elamur Research, the most cited first — what each work is about in our own words."
canonical: "https://research.elamur.ai/free/en/authors/nan-cheng/year/2026/"
---
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# Nan Cheng — papers of 2026 — 1 paper, the most cited first

1 paper · [all years of Nan Cheng](https://md.research.elamur.ai/free/en/authors/nan-cheng/#years)

**[Hierarchical Reinforcement Learning with Augmented Step-Level Transitions for LLM Agents](https://md.research.elamur.ai/free/en/papers/zhen-2026-hierarchical-reinforcement-learning-augmented-step/) [Annual Meeting of the Association for Computational Linguistics (ACL)](https://md.research.elamur.ai/free/en/venues/acl/)**Shuai Zhen, Yanhua Yu, Ruopei Guo, et al.*2026 · 1 citation*