English
Related papers

Related papers: Imagine, Initialize, and Explore: An Effective Exp…

200 papers

Exploration is critical for good results in deep reinforcement learning and has attracted much attention. However, existing multi-agent deep reinforcement learning algorithms still use mostly noise-based techniques. Very recently,…

Artificial Intelligence · Computer Science 2021-07-27 Iou-Jen Liu , Unnat Jain , Raymond A. Yeh , Alexander G. Schwing

In cooperative multi-agent reinforcement learning (CMARL), it is critical for agents to achieve a balance between self-exploration and team collaboration. However, agents can hardly accomplish the team task without coordination and they…

Machine Learning · Computer Science 2023-09-28 Shaowei Zhang , Jiahan Cao , Lei Yuan , Yang Yu , De-Chuan Zhan

Discovering successful coordinated behaviors is a central challenge in Multi-Agent Reinforcement Learning (MARL) since it requires exploring a joint action space that grows exponentially with the number of agents. In this paper, we propose…

Machine Learning · Computer Science 2021-10-14 Ammar Fayad , Majd Ibrahim

Reinforcement Learning (RL) has become a key approach for enhancing the reasoning capabilities of large language models. However, prevalent RL approaches like proximal policy optimization and group relative policy optimization suffer from…

Machine Learning · Computer Science 2026-02-02 Jingtong Gao , Ling Pan , Yejing Wang , Rui Zhong , Chi Lu , Maolin Wang , Qingpeng Cai , Peng Jiang , Xiangyu Zhao

Training a multi-agent reinforcement learning (MARL) model with a sparse reward is generally difficult because numerous combinations of interactions among agents induce a certain outcome (i.e., success or failure). Earlier studies have…

Machine Learning · Computer Science 2022-02-08 Heechang Ryu , Hayong Shin , Jinkyoo Park

Model-based deep reinforcement learning has achieved success in various domains that require high sample efficiencies, such as Go and robotics. However, there are some remaining issues, such as planning efficient explorations to learn more…

Machine Learning · Computer Science 2021-07-06 Yao Yao , Li Xiao , Zhicheng An , Wanpeng Zhang , Dijun Luo

In multi-agent reinforcement learning (MARL), effective exploration is critical, especially in sparse reward environments. Although introducing global intrinsic rewards can foster exploration in such settings, it often complicates credit…

Machine Learning · Computer Science 2024-05-29 Xinran Li , Zifan Liu , Shibo Chen , Jun Zhang

Exploration efficiency is a challenging problem in multi-agent reinforcement learning (MARL), as the policy learned by confederate MARL depends on the collaborative approach among multiple agents. Another important problem is the less…

Machine Learning · Computer Science 2019-12-30 Qisheng Wang , Qichao Wang

Efficient exploration is critical in cooperative deep Multi-Agent Reinforcement Learning (MARL). In this work, we propose an exploration method that effectively encourages cooperative exploration based on the idea of sequential…

Machine Learning · Computer Science 2023-07-17 Xutong Zhao , Yangchen Pan , Chenjun Xiao , Sarath Chandar , Janarthanan Rajendran

Researchers have integrated exploration techniques into multi-agent reinforcement learning (MARL) algorithms, drawing on their remarkable success in deep reinforcement learning. Nonetheless, exploration in MARL presents a more substantial…

Multiagent Systems · Computer Science 2023-06-13 Jian Tao , Yang Zhang , Yangkun Chen , Xiu Li

An ideal embodied agent should possess lifelong learning capabilities to handle long-horizon and complex tasks, enabling continuous operation in general environments. This not only requires the agent to accurately accomplish given tasks but…

Artificial Intelligence · Computer Science 2026-03-24 Sen Wang , Bangwei Liu , Zhenkun Gao , Lizhuang Ma , Xuhong Wang , Yuan Xie , Xin Tan

Training cooperative agents in sparse-reward scenarios poses significant challenges for multi-agent reinforcement learning (MARL). Without clear feedback on actions at each step in sparse-reward setting, previous methods struggle with…

Machine Learning · Computer Science 2025-05-14 Shuai Han , Mehdi Dastani , Shihan Wang

Imitation learning is a central problem in reinforcement learning where the goal is to learn a policy that mimics the expert's behavior. In practice, it is often challenging to learn the expert policy from a limited number of demonstrations…

Machine Learning · Computer Science 2025-06-26 Heyang Zhao , Xingrui Yu , David M. Bossens , Ivor W. Tsang , Quanquan Gu

Value-based methods of multi-agent reinforcement learning (MARL), especially the value decomposition methods, have been demonstrated on a range of challenging cooperative tasks. However, current methods pay little attention to the…

Machine Learning · Computer Science 2021-02-12 Xiaoteng Ma , Yiqin Yang , Chenghao Li , Yiwen Lu , Qianchuan Zhao , Yang Jun

This paper proposes an exploration technique for multi-agent reinforcement learning (MARL) with graph-based communication among agents. We assume the individual rewards received by the agents are independent of the actions by the other…

Machine Learning · Computer Science 2025-08-11 Ainur Zhaikhan , Ali H. Sayed

With expansive state-action spaces, efficient multi-agent exploration remains a longstanding challenge in reinforcement learning. Although pursuing novelty, diversity, or uncertainty attracts increasing attention, redundant efforts brought…

Artificial Intelligence · Computer Science 2024-10-04 Yun Qu , Boyuan Wang , Yuhang Jiang , Jianzhun Shao , Yixiu Mao , Cheems Wang , Chang Liu , Xiangyang Ji

In-context learning is a promising approach for online policy learning of offline reinforcement learning (RL) methods, which can be achieved at inference time without gradient optimization. However, this method is hindered by significant…

Machine Learning · Computer Science 2024-03-12 Zhenwen Dai , Federico Tomasi , Sina Ghiassian

Efficient exploration in deep cooperative multi-agent reinforcement learning (MARL) still remains challenging in complex coordination problems. In this paper, we introduce a novel Episodic Multi-agent reinforcement learning with…

Machine Learning · Computer Science 2021-11-23 Lulu Zheng , Jiarui Chen , Jianhao Wang , Jiamin He , Yujing Hu , Yingfeng Chen , Changjie Fan , Yang Gao , Chongjie Zhang

Exploration in cooperative multi-agent reinforcement learning (MARL) remains challenging for value-based agents due to the absence of an explicit policy. Existing approaches include individual exploration based on uncertainty towards the…

Artificial Intelligence · Computer Science 2024-12-31 Guangchong Zhou , Zeren Zhang , Guoliang Fan

Intrinsically motivated reinforcement learning aims to address the exploration challenge for sparse-reward tasks. However, the study of exploration methods in transition-dependent multi-agent settings is largely absent from the literature.…

Machine Learning · Computer Science 2019-12-30 Tonghan Wang , Jianhao Wang , Yi Wu , Chongjie Zhang
‹ Prev 1 2 3 10 Next ›