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This paper presents a Pre-Training Deep Reinforcement Learning(DRL) for avoidance navigation without map for mobile robots which map raw sensor data to control variable and navigate in an unknown environment. The efficient offline training…

Robotics · Computer Science 2023-08-04 Yang Wenkai Ji Ruihang Zhang Yuxiang Lei Hao , Zhao Zijie

Unmanned aerial vehicles (UAVs) can be utilized as aerial base stations (ABSs) to assist terrestrial infrastructure for keeping wireless connectivity in various emergency scenarios. To maximize the coverage rate of N ground users (GUs) by…

Information Theory · Computer Science 2020-02-06 Jin Qiu , Jiangbin Lyu , Liqun Fu

Autonomous Mobile Robot (AMR) navigation in dynamic environments that may be GPS denied, without a-priori maps, is an unsolved problem with potential to improve humanity's capabilities. Conventional modular methods are computationally…

Robotics · Computer Science 2026-03-31 Shathushan Sivashangaran , Apoorva Khairnar , Azim Eskandarian

Deep Q Network (DQN) has several limitations when applied in planning a path in environment with a number of dilemmas according to our experiment. The reward function may be hard to model, and successful experience transitions are difficult…

Robotics · Computer Science 2021-07-26 Fei Zhang , Chaochen Gu , Feng Yang

We present a novel method for reliable robot navigation in uneven outdoor terrains. Our approach employs a novel fully-trained Deep Reinforcement Learning (DRL) network that uses elevation maps of the environment, robot pose, and goal as…

Robotics · Computer Science 2022-03-07 Kasun Weerakoon , Adarsh Jagan Sathyamoorthy , Utsav Patel , Dinesh Manocha

We propose a novel framework for Deep Reinforcement Learning (DRL) in modular robotics using traditional robotic tools that extend state-of-the-art DRL implementations and provide an end-to-end approach which trains a robot directly from…

Robotics · Computer Science 2018-02-08 Risto Kojcev , Nora Etxezarreta , Alejandro Hernández , Víctor Mayoral

Deep Reinforcement Learning (DRL) has emerged as a promising approach to enhancing motion control and decision-making through a wide range of robotic applications. While prior research has demonstrated the efficacy of DRL algorithms in…

Deep Reinforcement Learning (DRL) has been applied to address a variety of cooperative multi-agent problems with either discrete action spaces or continuous action spaces. However, to the best of our knowledge, no previous work has ever…

Machine Learning · Computer Science 2019-06-04 Haotian Fu , Hongyao Tang , Jianye Hao , Zihan Lei , Yingfeng Chen , Changjie Fan

In this paper we introduce the first reinforcement learning (RL) based robotic navigation method which utilizes ultrasound (US) images as an input. Our approach combines state-of-the-art RL techniques, specifically deep Q-networks (DQN)…

The navigation problem is classically approached in two steps: an exploration step, where map-information about the environment is gathered; and an exploitation step, where this information is used to navigate efficiently. Deep…

Robotics · Computer Science 2019-01-08 Vikas Dhiman , Shurjo Banerjee , Brent Griffin , Jeffrey M Siskind , Jason J Corso

Magnetic micro-robots have demonstrated immense potential in biomedical applications, such as in vivo drug delivery, non-invasive diagnostics, and cell-based therapies, owing to their precise maneuverability and small size. However, current…

Robotics · Computer Science 2025-03-11 Yudong Mao , Dandan Zhang

Highly dynamic mobile ad-hoc networks (MANETs) are continuing to serve as one of the most challenging environments to develop and deploy robust, efficient, and scalable routing protocols. In this paper, we present DeepCQ+ routing which, in…

Networking and Internet Architecture · Computer Science 2021-03-30 Saeed Kaviani , Bo Ryu , Ejaz Ahmed , Kevin A. Larson , Anh Le , Alex Yahja , Jae H. Kim

In this paper, a deep reinforcement learning (DRL) method is proposed to address the problem of UAV navigation in an unknown environment. However, DRL algorithms are limited by the data efficiency problem as they typically require a huge…

Robotics · Computer Science 2020-08-07 Lei He , Nabil Aouf , James F. Whidborne , Bifeng Song

In this paper we apply Deep Reinforcement Learning (Deep RL) and Domain Randomization to solve a navigation task in a natural environment relying solely on a 2D laser scanner. We train a model-based RL agent in simulation to follow lake and…

Robotics · Computer Science 2021-02-23 Antoine Richard , Stephanie Aravecchia , Thomas Schillaci , Matthieu Geist , Cedric Pradalier

This paper presents a decentralized leader-follower multi-robot formation control based on a reinforcement learning (RL) algorithm applied to a swarm of small educational Sphero robots. Since the basic Q-learning method is known to require…

Robotics · Computer Science 2023-07-17 Juraj Obradovic , Marko Krizmancic , Stjepan Bogdan

This work presents a case study of a learning-based approach for target driven map-less navigation. The underlying navigation model is an end-to-end neural network which is trained using a combination of expert demonstrations, imitation…

Mobile robotics is a research area that has witnessed incredible advances for the last decades. Robot navigation is an essential task for mobile robots. Many methods are proposed for allowing robots to navigate within different…

Robotics · Computer Science 2021-02-18 Omar Mohamed , Zeyad Mohsen , Mohamed Wageeh , Mohamed Hegazy

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

Geomagnetic navigation has drawn increasing attention with its capacity in navigating through complex environments and its independence from external navigation services like global navigation satellite systems (GNSS). Existing studies on…

Robotics · Computer Science 2024-10-22 Wenqi Bai , Xiaohui Zhang , Shiliang Zhang , Songnan Yang , Yushuai Li , Tingwen Huang

Reliable localization is crucial for autonomous robots to navigate efficiently and safely. Some navigation methods can plan paths with high localizability (which describes the capability of acquiring reliable localization). By following…

Robotics · Computer Science 2023-03-23 Yuan Chen , Quecheng Qiu , Xiangyu Liu , Guangda Chen , Shunyi Yao , Jie Peng , Jianmin Ji , Yanyong Zhang