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As autonomous agents become adept at understanding and interacting with graphical user interface (GUI) environments, a new era of automated task execution is emerging. Recent studies have demonstrated that Reinforcement Learning (RL) can…

Artificial Intelligence · Computer Science 2026-03-16 Songqin Nong , Xiaoxuan Tang , Jingxuan Xu , Sheng Zhou , Jianfeng Chen , Tao Jiang , Wenhao Xu

Computer-Aided Design (CAD) is an expert-level task that relies on long-horizon reasoning and coherent modeling actions. Large Language Models (LLMs) have shown remarkable advancements in enabling language agents to tackle real-world tasks.…

Computer Vision and Pattern Recognition · Computer Science 2026-04-21 Yifei Gong , Xing Wu , Wenda Liu , Kang Tu

Tasks with complex temporal structures and long horizons pose a challenge for reinforcement learning agents due to the difficulty in specifying the tasks in terms of reward functions as well as large variances in the learning signals. We…

Artificial Intelligence · Computer Science 2018-09-27 Xiao Li , Yao Ma , Calin Belta

Reinforcement learning (RL) shows promise for enhancing LLM agentic reasoning, yet sparse terminal rewards hinder fine-grained optimization. Process reward modeling offers an alternative but incurs high computational costs, reward hacking…

Artificial Intelligence · Computer Science 2026-05-29 Xiao Feng , Bo Han , Zhanke Zhou , Jiaqi Fan , Jiangchao Yao , Ka Ho Li , Dahai Yu , Michael Kwok-Po Ng

A key method for creating Artificial Intelligence (AI) agents is Reinforcement Learning (RL). However, constructing a standalone RL policy that maps perception to action directly encounters severe problems, chief among them being its lack…

Existing Tool-Integrated Reasoning (TIR) models have effectively extended the question-answering capabilities of LLMs by incorporating external tools. However, real-world scenarios present numerous open-ended problems where fixed tools…

Artificial Intelligence · Computer Science 2026-02-03 Xintian Shen , Jiawei Chen , Lihao Zheng , Hao Ma , Tao Wei , Kun Zhan

Despite tremendous progress, machine learning and deep learning still suffer from incomprehensible predictions. Incomprehensibility, however, is not an option for the use of (deep) reinforcement learning in the real world, as unpredictable…

Artificial Intelligence · Computer Science 2024-07-23 Manuel Eberhardinger , Florian Rupp , Johannes Maucher , Setareh Maghsudi

Reinforcement learning (RL) agents with pre-specified reward functions cannot provide guaranteed safety across variety of circumstances that an uncertain system might encounter. To guarantee performance while assuring satisfaction of safety…

Artificial Intelligence · Computer Science 2021-04-20 Aquib Mustafa , Majid Mazouchi , Subramanya Nageshrao , Hamidreza Modares

Large Language Models (LLMs), when enhanced through reasoning-oriented post-training, evolve into powerful Large Reasoning Models (LRMs). Tool-Integrated Reasoning (TIR) further extends their capabilities by incorporating external tools,…

Computation and Language · Computer Science 2025-07-30 Yifan Wei , Xiaoyan Yu , Yixuan Weng , Tengfei Pan , Angsheng Li , Li Du

Reward models are critical for aligning vision-language systems with human preferences, yet current approaches suffer from hallucination, weak visual grounding, and an inability to use tools for verification, limiting their reliability on…

Computer Vision and Pattern Recognition · Computer Science 2025-12-05 Shengyuan Ding , Xinyu Fang , Ziyu Liu , Yuhang Zang , Yuhang Cao , Xiangyu Zhao , Haodong Duan , Xiaoyi Dong , Jianze Liang , Bin Wang , Conghui He , Dahua Lin , Jiaqi Wang

Recent advances in large language models (LLMs) have demonstrated remarkable capabilities in reasoning and tool utilization. However, the generalization of tool-augmented reinforcement learning (RL) across diverse domains remains a…

Machine Learning · Computer Science 2026-01-08 Zhengyu Chen , Jinluan Yang , Teng Xiao , Ruochen Zhou , Luan Zhang , Xiangyu Xi , Xiaowei Shi , Wei Wang , Jinggang Wang

We present the PowerGridworld software package to provide users with a lightweight, modular, and customizable framework for creating power-systems-focused, multi-agent Gym environments that readily integrate with existing training…

Machine Learning · Computer Science 2021-11-12 David Biagioni , Xiangyu Zhang , Dylan Wald , Deepthi Vaidhynathan , Rohit Chintala , Jennifer King , Ahmed S. Zamzam

Large Language Models (LLMs) empowered with Tool-Integrated Reasoning (TIR) can iteratively plan, call external tools, and integrate returned information to solve complex, long-horizon reasoning tasks. Agentic Reinforcement Learning…

Computation and Language · Computer Science 2026-01-21 Jianghao Su , Xia Zeng , Luhui Liu , Chao Luo , Ye Chen , Zhuoran Zhuang

Tool learning empowers large language models (LLMs) as agents to use external tools and extend their utility. Existing methods employ one single LLM-based agent to iteratively select and execute tools, thereafter incorporating execution…

Computation and Language · Computer Science 2024-06-25 Zhengliang Shi , Shen Gao , Xiuyi Chen , Yue Feng , Lingyong Yan , Haibo Shi , Dawei Yin , Pengjie Ren , Suzan Verberne , Zhaochun Ren

Advances in reinforcement learning research have demonstrated the ways in which different agent-based models can learn how to optimally perform a task within a given environment. Reinforcement leaning solves unsupervised problems where…

Machine Learning · Computer Science 2022-11-03 Herkulaas Combrink , Vukosi Marivate , Benjamin Rosman

Large Action Models (LAMs) for AI Agents offer incredible potential but face challenges due to the need for high-quality training data, especially for multi-steps tasks that involve planning, executing tool calls, and responding to…

Large Language Models (LLMs) based agents have demonstrated remarkable potential in autonomous task-solving across complex, open-ended environments. A promising approach for improving the reasoning capabilities of LLM agents is to better…

Computation and Language · Computer Science 2025-11-12 Siyu Xia , Zekun Xu , Jiajun Chai , Wentian Fan , Yan Song , Xiaohan Wang , Guojun Yin , Wei Lin , Haifeng Zhang , Jun Wang

Large Language Model (LLM) agents have shown great potential in addressing real-world data science problems. LLM-driven data science agents promise to automate the entire machine learning pipeline, yet their real-world effectiveness remains…

Computation and Language · Computer Science 2025-10-09 Yixin Ou , Yujie Luo , Jingsheng Zheng , Lanning Wei , Zhuoyun Yu , Shuofei Qiao , Jintian Zhang , Da Zheng , Yuren Mao , Yunjun Gao , Huajun Chen , Ningyu Zhang

Enhancing LLMs with the ability to actively search external knowledge is crucial for complex and real-world tasks. Current approaches either rely on prompting to elicit the model's innate agent capabilities, or suffer from performance…

Computation and Language · Computer Science 2026-03-20 Chenyang Gu , Yewen Pu , Bruce Yang , Xiaofan Li , Huan Gao

Intelligent agents must pursue their goals in complex environments with partial information and often limited computational capacity. Reinforcement learning methods have achieved great success by creating agents that optimize engineered…

Machine Learning · Computer Science 2021-06-07 Alejandro Daniel Noel , Charel van Hoof , Beren Millidge