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20242026
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cs.CL2026

From AI Assistant to AI Scientist: Autonomous Discovery of LLM-RL Algorithms with LLM Agents

Sirui Xia, Yikai Zhang, Aili Chen +3

Discovering improved policy optimization algorithms for language models remains a costly manual process requiring repeated mechanism-level modification and validation. Unlike simpl…

cs.CL2025

ARM: Adaptive Reasoning Model

Siye Wu, Jian Xie, Yikai Zhang +4

While large reasoning models demonstrate strong performance on complex tasks, they lack the ability to adjust reasoning token usage based on task difficulty. This often leads to th…

cs.CL2025

DEEPER Insight into Your User: Directed Persona Refinement for Dynamic Persona Modeling

Aili Chen, Chengyu Du, Jiangjie Chen +6

To advance personalized applications such as recommendation systems and user behavior prediction, recent research increasingly adopts large language models (LLMs) for human -readab…

cs.CL2025

ARIA: Training Language Agents with Intention-Driven Reward Aggregation

Ruihan Yang, Yikai Zhang, Aili Chen +5

Large language models (LLMs) have enabled agents to perform complex reasoning and decision-making through free-form language interactions. However, in open-ended language action en…

cs.CL2025

Can LLMs Learn to Map the World from Local Descriptions?

Sirui Xia, Aili Chen, Xintao Wang +4

Recent advances in Large Language Models (LLMs) have demonstrated strong capabilities in tasks such as code and mathematics. However, their potential to internalize structured spat…

cs.CL2024

Think Thrice Before You Act: Progressive Thought Refinement in Large Language Models

Chengyu Du, Jinyi Han, Yizhou Ying +9

Recent advancements in large language models (LLMs) have demonstrated that progressive refinement, rather than providing a single answer, results in more accurate and thoughtful ou…