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Efficient navigation in dynamic environments is crucial for autonomous robots interacting with moving agents and static obstacles. We present a novel deep reinforcement learning approach that improves robot navigation and interaction with…

Robotics · Computer Science 2025-09-30 Yury Kolomeytsev , Dmitry Golembiovsky

Navigating complex indoor environments requires a deep understanding of the space the robotic agent is acting into to correctly inform the navigation process of the agent towards the goal location. In recent learning-based navigation…

Robotics · Computer Science 2023-10-05 Marco Rosano , Antonino Furnari , Luigi Gulino , Corrado Santoro , Giovanni Maria Farinella

We present Q-Cogni, an algorithmically integrated causal reinforcement learning framework that redesigns Q-Learning with an autonomous causal structure discovery method to improve the learning process with causal inference. Q-Cogni achieves…

Machine Learning · Computer Science 2023-02-28 Cris Cunha , Wei Liu , Tim French , Ajmal Mian

Embodied navigation agents powered by large language models have shown strong performance on individual tasks but struggle to continually acquire new navigation skills, which suffer from catastrophic forgetting. We formalize this challenge…

Robotics · Computer Science 2026-03-09 Xudong Wang , Jiahua Dong , Baichen Liu , Qi Lyu , Lianqing Liu , Zhi Han

We propose to take a novel approach to robot system design where each building block of a larger system is represented as a differentiable program, i.e. a deep neural network. This representation allows for integrating algorithmic planning…

Robotics · Computer Science 2018-07-19 Peter Karkus , David Hsu , Wee Sun Lee

The need for a large amount of labeled data in the supervised setting has led recent studies to utilize self-supervised learning to pre-train deep neural networks using unlabeled data. Many self-supervised training strategies have been…

Computer Vision and Pattern Recognition · Computer Science 2022-04-06 Mojtaba Bahrami , Mahsa Ghorbani , Nassir Navab

Purpose: Autonomous navigation of catheters and guidewires can enhance endovascular surgery safety and efficacy, reducing procedure times and operator radiation exposure. Integrating tele-operated robotics could widen access to…

Machine Learning · Computer Science 2024-06-19 Harry Robertshaw , Lennart Karstensen , Benjamin Jackson , Alejandro Granados , Thomas C. Booth

Training robots to navigate diverse environments is a challenging problem as it involves the confluence of several different perception tasks such as mapping and localization, followed by optimal path-planning and control. Recently released…

Robotics · Computer Science 2021-01-07 Kaushik Balakrishnan , Punarjay Chakravarty , Shubham Shrivastava

A crucial ability of mobile intelligent agents is to integrate the evidence from multiple sensory inputs in an environment and to make a sequence of actions to reach their goals. In this paper, we attempt to approach the problem of…

Computer Vision and Pattern Recognition · Computer Science 2020-03-10 Chuang Gan , Yiwei Zhang , Jiajun Wu , Boqing Gong , Joshua B. Tenenbaum

Autonomous systems possess the features of inferring their own state, understanding their surroundings, and performing autonomous navigation. With the applications of learning systems, like deep learning and reinforcement learning, the…

Computer Vision and Pattern Recognition · Computer Science 2022-05-03 Yang Tang , Chaoqiang Zhao , Jianrui Wang , Chongzhen Zhang , Qiyu Sun , Weixing Zheng , Wenli Du , Feng Qian , Juergen Kurths

In this study, we present two distinct approaches within the realm of Deep Reinforcement Learning (Deep-RL) aimed at enhancing mapless navigation for a ground-based mobile robot. The research methodology primarily involves a comparative…

Navigation is crucial for animal behavior and is assumed to require an internal representation of the external environment, termed a cognitive map. The precise form of this representation is often considered to be a metric representation of…

Neurons and Cognition · Quantitative Biology 2020-02-10 Tie Xu , Omri Barak

In the context of visual navigation, the capacity to map a novel environment is necessary for an agent to exploit its observation history in the considered place and efficiently reach known goals. This ability can be associated with spatial…

Computer Vision and Pattern Recognition · Computer Science 2023-04-26 Pierre Marza , Laetitia Matignon , Olivier Simonin , Christian Wolf

We present NavACL, a method of automatic curriculum learning tailored to the navigation task. NavACL is simple to train and efficiently selects relevant tasks using geometric features. In our experiments, deep reinforcement learning agents…

Robotics · Computer Science 2021-01-07 Steven D. Morad , Roberto Mecca , Rudra P. K. Poudel , Stephan Liwicki , Roberto Cipolla

Learning to navigate in a visual environment following natural-language instructions is a challenging task, because the multimodal inputs to the agent are highly variable, and the training data on a new task is often limited. In this paper,…

Computer Vision and Pattern Recognition · Computer Science 2020-04-07 Weituo Hao , Chunyuan Li , Xiujun Li , Lawrence Carin , Jianfeng Gao

This paper studies the trajectory optimization problem for an aerial vehicle with the mission of flying between a pair of given initial and final locations. The objective is to minimize the travel time of the aerial vehicle ensuring that…

Artificial Intelligence · Computer Science 2020-02-26 Behzad Khamidehi , Elvino S. Sousa

In this paper, the trajectory optimization problem for a multi-aerial base station (ABS) communication network is investigated. The objective is to find the trajectory of the ABSs so that the sum-rate of the users served by each ABS is…

Signal Processing · Electrical Eng. & Systems 2019-07-02 Behzad Khamidehi , Elvino S. Sousa

Autonomous shipping has recently gained much interest in the research community. However, little research focuses on inland - and port navigation, even though this is identified by countries such as Belgium and the Netherlands as an…

This paper presents a technique for navigation of mobile robot with Deep Q-Network (DQN) combined with Gated Recurrent Unit (GRU). The DQN integrated with the GRU allows action skipping for improved navigation performance. This technique…

Robotics · Computer Science 2021-12-08 Inhwan Kim , Sarvar Hussain Nengroo , Dongsoo Har

Classical reinforcement learning (RL) methods often struggle in complex, high-dimensional environments because of their extensive parameter requirements and challenges posed by stochastic, non-deterministic settings. This study introduces…

Robotics · Computer Science 2025-09-16 Romerik Lokossou , Birhanu Shimelis Girma , Ozan K. Tonguz , Ahmed Biyabani
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