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Deep Reinforcement Learning (DRL) is hugely successful due to the availability of realistic simulated environments. However, performance degradation during simulation to real-world transfer still remains a challenging problem for the…

机器人学 · 计算机科学 2022-05-20 Kasun Weerakoon , Adarsh Jagan Sathyamoorthy , Dinesh Manocha

Autonomous navigation is an essential capability of smart mobility for mobile robots. Traditional methods must have the environment map to plan a collision-free path in workspace. Deep reinforcement learning (DRL) is a promising technique…

机器人学 · 计算机科学 2019-04-23 Liulong Ma , Yanjie Liu , Jiao Chen , Dong Jin

The Autonomy of Unmanned Aerial Vehicles (UAVs) in indoor environments poses significant challenges due to the lack of reliable GPS signals in enclosed spaces such as warehouses, factories, and indoor facilities. Micro Aerial Vehicles…

机器人学 · 计算机科学 2025-04-09 Amit Kumar Singh , Prasanth Kumar Duba , P. Rajalakshmi

Autonomous visual navigation is an essential element in robot autonomy. Reinforcement learning (RL) offers a promising policy training paradigm. However existing RL methods suffer from high sample complexity, poor sim-to-real transfer, and…

机器人学 · 计算机科学 2025-07-31 Qianzhong Chen , Jiankai Sun , Naixiang Gao , JunEn Low , Timothy Chen , Mac Schwager

The capability of UAVs for efficient autonomous navigation and obstacle avoidance in complex and unknown environments is critical for applications in agricultural irrigation, disaster relief and logistics. In this paper, we propose the DPRL…

机器人学 · 计算机科学 2024-12-10 Junqiao Wang , Zhongliang Yu , Dong Zhou , Jiaqi Shi , Runran Deng

Turbulent-flow control aims to develop strategies that effectively manipulate fluid systems, such as the reduction of drag in transportation and enhancing energy efficiency, both critical steps towards reducing global CO$_2$ emissions. Deep…

流体动力学 · 物理学 2026-05-25 Miguel Beneitez , Andres Cremades , Luca Guastoni , Ricardo Vinuesa

Collision avoidance is a crucial task in vision-guided autonomous navigation. Solutions based on deep reinforcement learning (DRL) has become increasingly popular. In this work, we proposed several novel agent state and reward function…

机器人学 · 计算机科学 2022-10-13 Sirui Song , Kirk Saunders , Ye Yue , Jundong Liu

Exploiting unmanned aerial vehicles (UAVs) to execute tasks is gaining growing popularity recently. To solve the underlying task scheduling problem, the deep reinforcement learning (DRL) based methods demonstrate notable advantage over the…

机器学习 · 计算机科学 2023-06-07 Xiao Mao , Zhiguang Cao , Mingfeng Fan , Guohua Wu , Witold Pedrycz

This paper focuses on the active flow control of a computational fluid dynamics simulation over a range of Reynolds numbers using deep reinforcement learning (DRL). More precisely, the proximal policy optimization (PPO) method is used to…

流体动力学 · 物理学 2020-06-24 Hongwei Tang , Jean Rabault , Alexander Kuhnle , Yan Wang , Tongguang Wang

We present a novel Deep Reinforcement Learning (DRL) based policy to compute dynamically feasible and spatially aware velocities for a robot navigating among mobile obstacles. Our approach combines the benefits of the Dynamic Window…

机器人学 · 计算机科学 2020-11-30 Utsav Patel , Nithish Kumar , Adarsh Jagan Sathyamoorthy , Dinesh Manocha

Deep Reinforcement learning (DRL) is used to enable autonomous navigation in unknown environments. Most research assume perfect sensor data, but real-world environments may contain natural and artificial sensor noise and denial. Here, we…

机器人学 · 计算机科学 2024-10-21 Mariusz Wisniewski , Paraskevas Chatzithanos , Weisi Guo , Antonios Tsourdos

To find the path that minimizes the time to navigate between two given points in a fluid flow is known as Zermelo's problem. Here, we investigate it by using a Reinforcement Learning (RL) approach for the case of a vessel which has a slip…

In this paper, we present our proposed approach for active tracking to increase the autonomy of Unmanned Aerial Vehicles (UAVs) using event cameras, low-energy imaging sensors that offer significant advantages in speed and dynamic range.…

机器人学 · 计算机科学 2024-10-22 Ala Souissi , Hajer Fradi , Panagiotis Papadakis

Aquatic organisms are known for their ability to generate efficient propulsion with low energy expenditure. While existing research has sought to leverage bio-inspired structures to reduce energy costs in underwater robotics, the crucial…

机器人学 · 计算机科学 2025-06-06 Xinyu Cui , Boai Sun , Yi Zhu , Ning Yang , Haifeng Zhang , Weicheng Cui , Dixia Fan , Jun Wang

In this paper, we investigate a multi-user downlink multiple-input single-output (MISO) unmanned aerial vehicle (UAV) communication system, where a multi-antenna UAV is employed to serve multiple ground terminals. Unlike existing approaches…

信息论 · 计算机科学 2021-08-03 Yang Wang , Zhen Gao

Integrating Unmanned Aerial Vehicles (UAVs) with Unmanned Ground Vehicles (UGVs) provides an effective solution for persistent surveillance in disaster management. UAVs excel at covering large areas rapidly, but their range is limited by…

机器人学 · 计算机科学 2025-02-06 Md Safwan Mondal , Subramanian Ramasamy , Pranav Bhounsule

Deep reinforcement learning (DRL) demonstrates its potential in learning a model-free navigation policy for robot visual navigation. However, the data-demanding algorithm relies on a large number of navigation trajectories in training.…

机器人学 · 计算机科学 2018-02-27 Kaichun Mo , Haoxiang Li , Zhe Lin , Joon-Young Lee

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…

机器人学 · 计算机科学 2019-01-08 Vikas Dhiman , Shurjo Banerjee , Brent Griffin , Jeffrey M Siskind , Jason J Corso

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…

机器人学 · 计算机科学 2023-08-04 Yang Wenkai Ji Ruihang Zhang Yuxiang Lei Hao , Zhao Zijie

Autonomous deployment of unmanned aerial vehicles (UAVs) supporting next-generation communication networks requires efficient trajectory planning methods. We propose a new end-to-end reinforcement learning (RL) approach to UAV-enabled data…

机器学习 · 计算机科学 2021-01-28 Harald Bayerlein , Mirco Theile , Marco Caccamo , David Gesbert