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Typical end-to-end formulations for learning robotic navigation involve predicting a small set of steering command actions (e.g., step forward, turn left, turn right, etc.) from images of the current state (e.g., a bird's-eye view of a SLAM…

Robotics · Computer Science 2020-10-13 Jimmy Wu , Xingyuan Sun , Andy Zeng , Shuran Song , Johnny Lee , Szymon Rusinkiewicz , Thomas Funkhouser

Traditional methods plan feasible paths for multiple agents in the stochastic environment. However, the methods' iterations with the changes in the environment result in computation complexities, especially for the decentralized agents…

Robotics · Computer Science 2024-10-28 Qizhen Wu , Kexin Liu , Lei Chen , Jinhu Lü

Spatial cognition enables adaptive goal-directed behavior by constructing internal models of space. Robust biological systems consolidate spatial knowledge into three interconnected forms: \textit{landmarks} for salient cues, \textit{route…

Artificial Intelligence · Computer Science 2025-08-26 Shouwei Ruan , Liyuan Wang , Caixin Kang , Qihui Zhu , Songming Liu , Xingxing Wei , Hang Su

The development of autonomous agents for complex, long-horizon tasks is a central goal in AI. However, dominant training paradigms face a critical limitation: reinforcement learning (RL) methods that optimize solely for final task success…

Machine Learning · Computer Science 2025-07-31 Zijing Zhang , Ziyang Chen , Mingxiao Li , Zhaopeng Tu , Xiaolong Li

Image-goal navigation steers an agent to a target location specified by an image in unseen environments. Existing methods primarily handle this task by learning an end-to-end navigation policy, which compares the similarities of target and…

Robotics · Computer Science 2026-04-21 Pengna Li , Kangyi Wu , Shaoqing Xu , Fang Li , Lin Zhao , Long Chen , Zhi-Xin Yang , Nanning Zheng

Finding an object of a specific class in an unseen environment remains an unsolved navigation problem. Hence, we propose a hierarchical learning-based method for object navigation. The top-level is capable of high-level planning, and…

Artificial Intelligence · Computer Science 2022-11-17 Matthias Hutsebaut-Buysse , Kevin Mets , Tom De Schepper , Steven Latré

Reinforcement learning (RL) algorithms have been around for decades and employed to solve various sequential decision-making problems. These algorithms however have faced great challenges when dealing with high-dimensional environments. The…

Machine Learning · Computer Science 2020-04-01 Thanh Thi Nguyen , Ngoc Duy Nguyen , Saeid Nahavandi

This paper introduces a novel semantics-aware inspection planning policy derived through deep reinforcement learning. Reflecting the fact that within autonomous informative path planning missions in unknown environments, it is often only a…

Robotics · Computer Science 2025-05-21 Grzegorz Malczyk , Mihir Kulkarni , Kostas Alexis

Most prior works on communication in multi-agent reinforcement learning have focused on emergent communication, which often results in inefficient and non-interpretable systems. Inspired by the role of language in natural intelligence, we…

Multiagent Systems · Computer Science 2025-08-08 Maxime Toquebiau , Jae-Yun Jun , Faïz Benamar , Nicolas Bredeche

We investigate multi-agent navigation tasks, where multiple agents need to reach initially unassigned goals in a limited time. Classical planning-based methods suffer from expensive computation overhead at each step and offer limited…

Machine Learning · Computer Science 2024-12-03 Xinyi Yang , Xinting Yang , Chao Yu , Jiayu Chen , Wenbo Ding , Huazhong Yang , Yu Wang

This paper introduces a novel transfer learning framework for deep multi-agent reinforcement learning. The approach automatically combines goal-conditioned policies with temporal contrastive learning to discover meaningful sub-goals. The…

Artificial Intelligence · Computer Science 2024-06-04 Weihao Zeng , Joseph Campbell , Simon Stepputtis , Katia Sycara

The ability to communicate intention enables decentralized multi-agent robots to collaborate while performing physical tasks. In this work, we present spatial intention maps, a new intention representation for multi-agent vision-based deep…

Robotics · Computer Science 2022-06-28 Jimmy Wu , Xingyuan Sun , Andy Zeng , Shuran Song , Szymon Rusinkiewicz , Thomas Funkhouser

Reinforcement learning (RL) -- algorithms that teach artificial agents to interact with environments by maximising reward signals -- has achieved significant success in recent years. These successes have been facilitated by advances in…

Machine Learning · Computer Science 2025-04-03 Llewyn Salt , Marcus Gallagher

Accomplishing household tasks requires to plan step-by-step actions considering the consequences of previous actions. However, the state-of-the-art embodied agents often make mistakes in navigating the environment and interacting with…

Robotics · Computer Science 2024-03-14 Byeonghwi Kim , Jinyeon Kim , Yuyeong Kim , Cheolhong Min , Jonghyun Choi

[Context] Multi-agent reinforcement learning (MARL) has achieved notable success in environments where agents must learn coordinated behaviors. However, transferring knowledge across agents remains challenging in non-stationary environments…

Artificial Intelligence · Computer Science 2025-07-21 Kathrin Korte , Christian Medeiros Adriano , Sona Ghahremani , Holger Giese

Autonomous 3D environment exploration is a fundamental task for various applications such as navigation. The goal of exploration is to investigate a new environment and build its occupancy map efficiently. In this paper, we propose a new…

Artificial Intelligence · Computer Science 2021-11-03 Liu Juncheng , McCane Brendan , Mills Steven

We introduce a neural architecture for navigation in novel environments. Our proposed architecture learns to map from first-person views and plans a sequence of actions towards goals in the environment. The Cognitive Mapper and Planner…

Computer Vision and Pattern Recognition · Computer Science 2019-02-08 Saurabh Gupta , Varun Tolani , James Davidson , Sergey Levine , Rahul Sukthankar , Jitendra Malik

In this work we apply deep reinforcement learning to the problems of navigating a three-dimensional environment and inferring the locations of human speaker audio sources within, in the case where the only available information is the raw…

Sound · Computer Science 2021-11-30 Petros Giannakopoulos , Aggelos Pikrakis , Yannis Cotronis

In recent years, Deep Reinforcement Learning emerged as a promising approach for autonomous navigation of ground vehicles and has been utilized in various areas of navigation such as cruise control, lane changing, or obstacle avoidance.…

Robotics · Computer Science 2023-02-07 Linh Kästner , Marvin Meusel , Teham Bhuiyan , Jens Lambrecht

A long-term goal of language agents is to learn and improve through their own experience, ultimately outperforming humans in complex, real-world tasks. However, training agents from experience data with reinforcement learning remains…