Results 21 to 30 of about 5,861,967 (293)

Trajectory Tracking Control of Autonomous Vehicles Based on an Improved Sliding Mode Control Scheme

open access: yes, 2023
This paper addresses the issue of external unknown environmental interference affecting the trajectory tracking performance and driving stability of autonomous vehicles.
Baosen Ma, Qi Zhang, Wenhui Pei
core   +1 more source

Robust PIλ controller design for AUV motion control with guaranteed frequency and time domain behaviour

open access: yesIET Control Theory & Applications, 2021
Autonomous underwater vehicles require a motion control system for performing underwater tasks such as exploring and developing marine resources. This study proposes a fractional‐order proportional‐integral (PIλ) controller for autonomous underwater ...
L. Liu, L. Zhang, S. Zhang
doaj   +1 more source

Exploring Autonomous and Remotely Operated Vehicles in Offshore Structure Inspections

open access: yesJournal of Marine Science and Engineering, 2023
Operators of offshore production units (OPUs) employ risk-based assessment (RBA) techniques in order to minimise inspection expenses while maintaining risks at an acceptable level.
Maricruz Fun Sang Cepeda   +6 more
doaj   +1 more source

Modeling and inspection applications of a coastal distributed autonomous sensor network [PDF]

open access: yes, 2012
Real time in-situ measurements are essential for monitoring and understanding physical and biochemical changes within ocean environments. Phenomena of interest usually display spatial and temporal dynamics that span different scales.
Joshua Leighton   +15 more
core   +4 more sources

Shore Construction Detection by Automotive Radar for the Needs of Autonomous Surface Vehicle Navigation

open access: yesISPRS International Journal of Geo-Information, 2019
Autonomous surface vehicles (ASVs) are becoming more and more popular for performing hydrographic and navigational tasks. One of the key aspects of autonomous navigation is the need to avoid collisions with other objects, including shore structures ...
Andrzej Stateczny   +4 more
doaj   +1 more source

On Mixed-Initative Planning and Control for Autonomous Underwater Vehicles [PDF]

open access: yes
Supervision and control of Autonomous underwater vehicles (AUVs) has traditionally been focused on an operator determining a priori the sequence of waypoints of a single vehicle for a mission.
Chrpa, Lukáš   +5 more
core   +3 more sources

Insurance for autonomous underwater vehicles [PDF]

open access: yes, 2007
The background and practice of insurance for autonomous underwater vehicles (AUVs) are examined. Key topics include: relationships between clients, brokers and underwriters; contract wording to provide appropriate coverage; and actions to take when an ...
Bose, N.   +3 more
core   +2 more sources

An overview of developments and challenges for unmanned surface vehicle autonomous berthing

open access: yesComplex & Intelligent Systems, 2023
With the continuous progress of contemporary science and technology and the increasing requirements for marine vehicles in various fields, the intelligence and automation of ships have become a general trend.
Gongxing Wu   +4 more
doaj   +1 more source

Developing Policy for Urban Autonomous Vehicles: Impact on Congestion

open access: yesUrban Science, 2018
An important problem for surface transport is road traffic congestion, which is ubiquitous and difficult to mitigate. Accordingly, a question for policymakers is the possible impact on congestion of autonomous vehicles.
David Metz
doaj   +1 more source

River boundary detection and autonomous cruise for unmanned surface vehicles

open access: yesIET Image Processing, 2023
The detection of river boundaries is a crucial branch of the intelligent perception of unmanned surface vehicles (USVs), it can be used to determine the driving areas of USVs, and also to ensure driving safety by limiting the effective drivable areas of ...
Kai Zhang   +5 more
doaj   +1 more source

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