Results 1 to 10 of about 24,333 (263)

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

Research Research Research Research Research Research on UAV Trails [PDF]

open access: yesZhengzhou Daxue xuebao. Gongxue ban, 2021
Path planning is one of the key technologies of UAV autonomous flight. The typical path planning can be divided into three steps: firstly, the preliminary planning of flight path should be carried out by fully considering various threat environments ...
Fan Jiao, Lei Tao, Han Wei, Wang Rui
doaj   +1 more source

Adaptive Smoothing Path Integral Control [PDF]

open access: yesJ. Mach. Learn. Res., 2020
In Path Integral control problems a representation of an optimally controlled dynamical system can be formally computed and serve as a guidepost to learn a parametrized policy. The Path Integral Cross-Entropy (PICE) method tries to exploit this, but is hampered by poor sample efficiency.
Thalmeier, Dominik   +3 more
openaire   +6 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

SMOOTH PATHS OF CONDITIONAL EXPECTATIONS [PDF]

open access: yesInternational Journal of Mathematics, 2011
Let [Formula: see text] be a von Neumann algebra with a finite trace τ, represented in [Formula: see text], and let [Formula: see text] be sub-algebras, for t in an interval I (0 ∈ I). Let [Formula: see text] be the unique τ-preserving conditional expectation.
Andruchow, Esteban   +1 more
openaire   +3 more sources

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

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