Results 71 to 80 of about 52,222 (179)

One-wheel electric detachable scooter design for manual wheelchair with autonomous intelligent control

open access: yesResults in Engineering
The existing intelligent electric wheelchair is generally developed in the form of an electric motor that is integrated with a wheelchair. Thus, not only making it expensive but also heavy and bulky.
Laurentius Kuncoro Probo Saputra   +1 more
doaj   +1 more source

AGV maneuverability simulation and design based on pure pursuit algorithm with obstacle avoidance

open access: yesIndonesian Journal of Electrical Engineering and Computer Science
This paper discusses the simulation of an automated guided vehicle (AGV) with the differential-drive mobile robot (DDMR) concept. Using this wheel configuration, the AGV can maneuver in tight workspaces. However, controlling a self-driving AGV with obstacle avoidance is not easy.
Singhanart Ketsayom   +2 more
openaire   +1 more source

A Novel Three-Dimensional Sliding Pursuit Guidance and Control of Surface-to-Air Missiles

open access: yesTechnologies
In recent decades, missile guidance and control have advanced significantly, with methods like pure pursuit (PP), command to line-of-sight (CLOS), and proportional navigation (PN) enabling accurate target interception in uncertain environments through ...
Belkacem Bekhiti   +3 more
doaj   +1 more source

Path Tracking Control for Autonomous Vehicles Based on an Improved MPC

open access: yesIEEE Access, 2019
In this paper, an improved Model Predictive Control (MPC) controller based on fuzzy adaptive weight control is proposed to solve the problem of autonomous vehicle in the process of path tracking. The controller not only ensures the tracking accuracy, but
Hengyang Wang   +3 more
doaj   +1 more source

Design and Experiment of an Autonomous Navigation System for a Cattle Barn Feed-Pushing Robot Based on UWB Positioning

open access: yesAgriculture
The autonomous navigation system of feed-pushing robots is one of the key technologies for the intelligent breeding of dairy cows, and its accuracy has a significant influence on the quality of feed-pushing operations.
Zejin Chen   +5 more
doaj   +1 more source

Modifying a pure pursuit algorithm to work in three dimensions

open access: yes, 2017
Path tracking has been an important issue in robotics for many decades now and it is used to give a robot entity the ability to follow a path. The many different algorithms used to do path tracking all have specific behaviors and may not be optimal or even work in all areas.
openaire   +1 more source

A Comprehensive Survey of PID and Pure Pursuit Control Algorithms for Autonomous Vehicle Navigation

open access: yes
The autonomous driving industry is experiencing unprecedented growth, driven by rapid advancements in technology and increasing demand for safer, more efficient transportation. At the heart of this revolution are two critical factors: lateral and longitudinal controls, which together enable vehicles to track complex environments with high accuracy and ...
Jain, Harshit, Babel, Priyal
openaire   +2 more sources

Autonomous Navigation for Efficient and Precise Turf Weeding Using Wheeled Unmanned Ground Vehicles

open access: yesAgronomy
Extensive research on path planning and automated navigation has been carried out for weeding robots in fields such as corn, soybean, wheat, and sugar beet, but until now, no literature reports relative studies in turfs that are not cultivated using row ...
Linfeng Yu, Xin Li, Jun Chen, Yong Chen
doaj   +1 more source

Graph Search-Based Path Planning for Automatic Ship Berthing

open access: yesJournal of Marine Science and Engineering
Ship berthing is one of the most challenging operations for crews, involving optimal trajectory generation and intricate harbor maneuvering at low speed. In this paper, we present a practical path-planning method that generates smooth trajectories for an
Xiaocheng Liu   +3 more
doaj   +1 more source

Research on Improved PPO-Based Unmanned Surface Vehicle Trajectory Tracking Control Integrated with Pure Pursuit Guidance

open access: yesJournal of Marine Science and Engineering
To address the low trajectory tracking accuracy and limited robustness of conventional reinforcement learning algorithms under complex marine environments involving wind, wave, and current disturbances, this study proposes a proximal policy optimization (
Hongyu Li   +7 more
doaj   +1 more source

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