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相关论文: Direct B\'ezier-Based Trajectory Planner for Impro…

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Path planning for robotic coverage is the task of determining a collision-free robot trajectory that observes all points of interest in an environment. Robots employed for such tasks are often capable of exercising active control over…

机器人学 · 计算机科学 2020-11-17 Tushar Kusnur , Dhruv Mauria Saxena , Maxim Likhachev

Accurate and robust navigation in unstructured environments requires fusing data from multiple sensors. Such fusion ensures that the robot is better aware of its surroundings, including areas of the environment that are not immediately…

机器人学 · 计算机科学 2024-03-12 Mateus Valverde Gasparino , Arun Narenthiran Sivakumar , Girish Chowdhary

This paper investigates a hybrid solution which combines deep reinforcement learning (RL) and classical trajectory planning for the following in front application. Here, an autonomous robot aims to stay ahead of a person as the person…

机器人学 · 计算机科学 2020-11-09 Payam Nikdel , Richard Vaughan , Mo Chen

Safety is a critical concern for the success of urban air mobility, especially in dynamic and uncertain environments. This paper proposes a path planning algorithm based on RRT in conjunction with chance constraints in the presence of…

机器人学 · 计算机科学 2022-03-15 Pengcheng Wu , Lin Li , Junfei Xie , Jun Chen

This paper presents a method and an open-source implementation, Bernstein/B\'ezier Optimal Trajectories (BeBOT), for the generation of trajectories for autonomous system operations. The proposed method is based on infinite dimensional…

机器人学 · 计算机科学 2020-10-21 Calvin Kielas-Jensen , Venanzio Cichella

Path planning is an important problem with the the applications in many aspects, such as video games, robotics etc. This paper proposes a novel method to address the problem of Deep Reinforcement Learning (DRL) based path planning for a…

机器人学 · 计算机科学 2024-04-11 Hao Liu , Yi Shen , Shuangjiang Yu , Zijun Gao , Tong Wu

This paper develops a path planner that minimizes risk (e.g. motion execution) while maximizing accumulated reward (e.g., quality of sensor viewpoint) motivated by visual assistance or tracking scenarios in unstructured or confined…

机器人学 · 计算机科学 2019-03-11 Xuesu Xiao , Jan Dufek , Robin Murphy

An important capability of autonomous Unmanned Aerial Vehicles (UAVs) is autonomous landing while avoiding collision with obstacles in the process. Such capability requires real-time local trajectory planning. Although trajectory-planning…

机器人学 · 计算机科学 2021-11-19 Yossi Magrisso , Ehud Rivlin , Hector Rotstein

Autonomous exploration is one of the important parts to achieve the autonomous operation of Unmanned Aerial Vehicles (UAVs). To improve the efficiency of the exploration process, a fast and autonomous exploration planner (FAEP) is proposed…

机器人学 · 计算机科学 2022-02-28 Yinghao Zhao , Li Yan , Yu Chen , Hong Xie , Bo Xu

Unstructured environments such as mountains, caves, construction sites, or disaster areas are challenging for autonomous navigation because of terrain irregularities. In particular, it is crucial to plan a path to avoid risky terrain and…

机器人学 · 计算机科学 2025-01-06 Dongkyu Lee , I Made Aswin Nahrendra , Minho Oh , Byeongho Yu , Hyun Myung

Efficient motion planning algorithms are essential in robotics. Optimizing essential parameters, such as batch size and nearest neighbor selection in sampling-based methods, can enhance performance in the planning process. However, existing…

机器人学 · 计算机科学 2025-08-29 Liding Zhang , Qiyang Zong , Yu Zhang , Zhenshan Bing , Alois Knoll

Path planning is a fundamental capability of autonomous Unmanned Aerial Vehicles (UAVs), enabling them to efficiently navigate toward a target region or explore complex environments while avoiding obstacles. Traditional pathplanning…

机器人学 · 计算机科学 2025-05-30 Jianlin Ye , Savvas Papaioannou , Panayiotis Kolios

In this paper, we consider improving the efficiency of information-based autonomous robot exploration in unknown and complex environments. We first utilize Gaussian process (GP) regression to learn a surrogate model to infer the…

机器人学 · 计算机科学 2023-09-12 Yang Xu , Ronghao Zheng , Senlin Zhang , Meiqin Liu , Shoudong Huang

Space exploration missions have seen use of increasingly sophisticated robotic systems with ever more autonomy. Deep learning promises to take this even a step further, and has applications for high-level tasks, like path planning, as well…

机器学习 · 计算机科学 2019-09-16 Tamir Blum , William Jones , Kazuya Yoshida

We propose a new method for autonomous navigation in uneven terrains by utilizing a sparse Gaussian Process (SGP) based local perception model. The SGP local perception model is trained on local ranging observation (pointcloud) to learn the…

机器人学 · 计算机科学 2024-02-22 Hassan Jardali , Mahmoud Ali , Lantao Liu

A hybrid map representation, which consists of a modified generalized Voronoi Diagram (GVD)-based topological map and a grid-based metric map, is proposed to facilitate a new frontier-driven exploration strategy. Exploration frontiers are…

机器人学 · 计算机科学 2020-04-21 Wenchao Gao , Matthew Booker , Jiadong Wang

The ability to plan informative paths online is essential to robot autonomy. In particular, sampling-based approaches are often used as they are capable of using arbitrary information gain formulations. However, they are prone to local…

机器人学 · 计算机科学 2020-02-07 Lukas Schmid , Michael Pantic , Raghav Khanna , Lionel Ott , Roland Siegwart , Juan Nieto

Autonomous exploration in structured and complex indoor environments remains a challenging task, as existing methods often struggle to appropriately model unobserved space and plan globally efficient paths. To address these limitations, we…

机器人学 · 计算机科学 2026-03-06 Zijun Che , Yinghong Zhang , Shengyi Liang , Boyu Zhou , Jun Ma , Jinni Zhou

The path planning problem for autonomous exploration of an unknown region by a robotic agent typically employs frontier-based or information-theoretic heuristics. Frontier-based heuristics typically evaluate the information gain of a…

机器人学 · 计算机科学 2020-11-11 Di Deng , Zhefan Xu , Wenbo Zhao , Kenji Shimada

Recent advances in trajectory replanning have enabled quadrotor to navigate autonomously in unknown environments. However, high-speed navigation still remains a significant challenge. Given very limited time, existing methods have no strong…

机器人学 · 计算机科学 2020-07-08 Boyu Zhou , Jie Pan , Fei Gao , Shaojie Shen