Results 1 to 10 of about 208,513 (147)

A multiobjective path-smoothing algorithm based on node adjustment and turn-smoothing

open access: yesMeasurement + Control, 2023
Presently, mobile robots experience problems of time consumption, poor security, and high computational complexity in global path-smoothing algorithms.
Ning Cao   +3 more
doaj   +2 more sources

Three-Dimensional Dubins-Path-Guided Continuous Curvature Path Smoothing

open access: yesApplied Sciences, 2022
This paper presents an efficient three-dimensional (3D) Dubins path design and a new continuous curvature path-smoothing algorithm. The proposed 3D Dubins path is a simple extension of the 2D path and serves as a reference path generator to guide the ...
Sungsu Park
doaj   +3 more sources

Development of an Improved Rapidly Exploring Random Trees Algorithm for Static Obstacle Avoidance in Autonomous Vehicles

open access: yesSensors, 2021
Safe path planning for obstacle avoidance in autonomous vehicles has been developed. Based on the Rapidly Exploring Random Trees (RRT) algorithm, an improved algorithm integrating path pruning, smoothing, and optimization with geometric collision ...
S. M. Yang, Y. A. Lin
doaj   +1 more source

Path planning of mobile robot under expected radiation dose

open access: yesFushe yanjiu yu fushe gongyi xuebao, 2021
To solve the problem concerning the optimal path of robots in nuclear radiation environments, we propose herein an improved smooth A* algorithm to improve the smoothness of the path while satisfying the robot radiation protection requirements.
ZHAO Hengzhu   +4 more
doaj   +1 more source

A Parallelization Algorithm for Real-Time Path Shortening of High-DOFs Manipulator

open access: yesIEEE Access, 2021
The paths generated by sampling-based path planning are generally not smooth and often generate multiple unnecessary robot posture changes in the task space.
Ji Hwan Seo, Hyuntae Lee, Kyoung-Dae Kim
doaj   +1 more source

The EBS-A* algorithm: An improved A* algorithm for path planning.

open access: yesPLoS ONE, 2022
Path planning plays an essential role in mobile robot navigation, and the A* algorithm is one of the best-known path planning algorithms. However, the traditional A* algorithm has some limitations, such as slow planning speed, close to obstacles. In this
Huanwei Wang   +5 more
doaj   +2 more sources

An improved beetle antennae search path planning algorithm for vehicles.

open access: yesPLoS ONE, 2022
With the development of society, the application of mobile robots in industry and life is increasingly extensive, and the local path planning of mobile robots in unknown environments is a problem that needs to be solved.
Qing Liang   +3 more
doaj   +2 more sources

Application of Smoothing Spline in Determining the Unmanned Ground Vehicles Route Based on Ultra-Wideband Distance Measurements

open access: yesSensors, 2022
Unmanned ground vehicles (UGVs) are technically complex machines to operate in difficult or dangerous environmental conditions. In recent years, there has been an increase in research on so called “following vehicles”. The said concept introduces a guide—
Łukasz Rykała   +3 more
doaj   +1 more source

A Gridmap-Path Reshaping Algorithm for Path Planning

open access: yesIEEE Access, 2019
Path planning is a vital function of robotic systems. Different from existing roadmap algorithms which first determine the free space and then determine the collision-free path, researchers recently proposed several convex relaxation based smoothing ...
Chaoyi Sun, Qing Li, Li Li
doaj   +1 more source

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