activity
20242026
collaborators

5 papers

cs.AI2026

SeeUPO: Sequence-Level Agentic-RL with Convergence Guarantees

Tianyi Hu, Qingxu Fu, Yanxi Chen +2

Reinforcement learning (RL) has emerged as the predominant paradigm for training large language model (LLM)-based AI agents. However, existing backbone RL algorithms lack verified…

cs.LG2026

On the Entropy Dynamics in Reinforcement Fine-Tuning of Large Language Models

Shumin Wang, Yuexiang Xie, Wenhao Zhang +4

Entropy serves as a critical metric for measuring the diversity of outputs generated by large language models (LLMs), providing valuable insights into their exploration capabilitie…

cs.LG2025

Enhancing Latent Computation in Transformers with Latent Tokens

Yuchang Sun, Yanxi Chen, Yaliang Li +1

Augmenting large language models (LLMs) with auxiliary tokens has emerged as a promising strategy for enhancing model performance. In this work, we introduce a lightweight method t…

cs.LG2025

Trinity-RFT: A General-Purpose and Unified Framework for Reinforcement Fine-Tuning of Large Language Models

Xuchen Pan, Yanxi Chen, Yushuo Chen +11

Trinity-RFT is a general-purpose, unified and easy-to-use framework designed for reinforcement fine-tuning (RFT) of large language models. It is built with a modular and decoupled…

cs.CL2024

Provable Scaling Laws for the Test-Time Compute of Large Language Models

Yanxi Chen, Xuchen Pan, Yaliang Li +2

We propose two simple, principled and practical algorithms that enjoy provable scaling laws for the test-time compute of large language models (LLMs). The first one is a two-stage…