Results 21 to 30 of about 4,796,198 (343)

Autonomous Driving on Curvy Roads Without Reliance on Frenet Frame: A Cartesian-Based Trajectory Planning Method

open access: yesIEEE transactions on intelligent transportation systems (Print), 2022
Curvy roads are a particular type of urban road scenario, wherein the curvature of the road centerline changes drastically. This paper is focused on the trajectory planning task for autonomous driving on a curvy road.
Bai Li, Yakun Ouyang, Li Li, You Zhang
semanticscholar   +1 more source

Vehicle Safety Planning Control Method Based on Variable Gauss Safety Field

open access: yesWorld Electric Vehicle Journal, 2022
The existing intelligent vehicle trajectory-planning methods have limitations in terms of efficiency and safety. To overcome these limitations, this paper proposes an automatic driving trajectory-planning method based on a variable Gaussian safety field.
Zixuan Zhu   +5 more
doaj   +1 more source

Control system of 4-DOF palletizing robot based on improved R control multi-objective trajectory planning

open access: yesAdvances in Mechanical Engineering, 2021
To realize efficient palletizing robot trajectory planning and ensure ultimate robot control system universality and extensibility, the B-spline trajectory planning algorithm is used to establish a palletizing robot control system and the system is ...
Jianqiang Wang   +2 more
doaj   +1 more source

Optimization-Based Trajectory Planning for Autonomous Parking With Irregularly Placed Obstacles: A Lightweight Iterative Framework

open access: yesIEEE transactions on intelligent transportation systems (Print), 2022
This paper is focused on planning fast, accurate, and optimal trajectories for autonomous parking. Nominally, this task should be described as an optimal control problem (OCP), wherein the collision-avoidance constraints guarantee travel safety and the ...
Bai Li   +7 more
semanticscholar   +1 more source

Computer-assisted needle trajectory planning and mathematical modeling for liver tumor thermal ablation: A review

open access: yesMathematical Biosciences and Engineering, 2019
Radiofrequency ablation (RFA) and microwave ablation (MWA) have become an important means for treating liver tumors. RFA and MWA are a minimally invasive therapy which involves an ablation applicator or needle (i.e., radiofrequency electrode or microwave
Rui Zhang   +4 more
doaj   +1 more source

Motion planning and irreducible trajectories [PDF]

open access: yes2015 IEEE International Conference on Robotics and Automation (ICRA), 2015
We introduce a novel notion for lowering the dimensionality of motion planning problems: Irreducibility. Irreducibility of a configuration space trajectory τ means: We cannot find another configuration space trajectory τ′, such that the swept volume of τ′ is included in the swept volume of τ. The main contribution of our work is twofold: First, we show
Orthey, Andreas   +2 more
openaire   +2 more sources

NEPTUNE: Nonentangling Trajectory Planning for Multiple Tethered Unmanned Vehicles [PDF]

open access: yesIEEE Transactions on robotics, 2022
Despite recent progress in trajectory planning for multiple robots and a single tethered robot, trajectory planning for multiple tethered robots to reach their individual targets without entanglements remains a challenging problem.
Muqing Cao   +4 more
semanticscholar   +1 more source

Online Cooperative Trajectory Planning for UCAV Formation in Uncertain Environment [PDF]

open access: yesXibei Gongye Daxue Xuebao, 2018
This paper presents a local online planning method based on hp adaptive pseudospectral method to address the cooperative trajectory planning of UCAV formation in uncertain environment.

doaj   +1 more source

A Novel Direct Trajectory Planning Approach Based on Generative Adversarial Networks and Rapidly-Exploring Random Tree

open access: yesIEEE transactions on intelligent transportation systems (Print), 2022
Trajectory planning is essential for self-driving vehicles and has stringent requirements for accuracy and efficiency. The existing trajectory planning methods have limitations in the feasibility of planned trajectories and computational efficiency. This
Cong Zhao   +4 more
semanticscholar   +1 more source

Trajectory Planning for UAV Based on Improved ACO Algorithm

open access: yesIEEE Access, 2020
Trajectory planning is an important subject in the field of unmanned aerial vehicles (UAVs). However, existing methods do not solve some problems well, such as slow convergence speed and low searching efficiency of related algorithms and collisions ...
Bo Li   +3 more
doaj   +1 more source

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