Results 21 to 30 of about 466,074 (296)

Three-Dimensional Marine Ranching Cage Inspection Path Planning Integrating the Differential Evolution and Particle Swarm Optimization Algorithms

open access: yesIEEE Access, 2023
This study addressed the autonomous planning of three-dimensional (3D) underwater inspection paths for autonomous underwater vehicles (AUVs) in marine ranching by integrating differential evolution and particle swarm optimization (PSO) algorithms. First,
Yijun Hu   +6 more
doaj   +1 more source

SotonAUV: the design and development of a small, manoeuvrable autonomous underwater vehicle [PDF]

open access: yes, 2008
The University of Southampton's entry into the Student Autonomous Underwater Challenge-Europe (SAUC-E) 2007 was a custom designed and built autonomous underwater vehicle (AUV) named 'SotonAUV'.
Sharkh, S.M.   +12 more
core   +1 more source

Autonomous Underwater Inspection of Caving Systems

open access: yes, 2022
This thesis aims to create and design a way for a unmanned underwater vehicle to navigateunderwater without the need for human interaction in order to carry out inspections of underwaterstructures or caving systems in a safe and effective manner.
Persson, Filip
core   +2 more sources

Recognition and Tracking of an Underwater Pipeline from Stereo Images during AUV-Based Inspection

open access: yesJournal of Marine Science and Engineering, 2023
The inspection of condition of underwater pipelines (UPs) based on autonomous underwater vehicles (AUVs) requires high accuracy of positioning while the AUV is moving along to the object being examined.
Valery Bobkov   +2 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.
Weymouth, G.D.   +7 more
core   +4 more sources

Model based image restoration for underwater images

open access: yes, 2022
Paper 87911FThe inspection of offshore parks, dam walls and other infrastructure under water is expensive and time consuming, because such constructions must be inspected manually by divers. Underwater buildings have to be examined visually to find small
Frühberger, P.   +3 more
core   +1 more source

The Application of an Underwater Robot for the Creation of a Database for the Technical Inspection of the Underwater Components of Water Transport and Infrastructure

open access: yesTaikomieji Moksliniai Tyrimai
This paper examines the application of the CHASING M2 PRO MAX underwater robot for the creation of databases for the technical inspection of the underwater components of water transport vehicles and their infrastructure.
Justas Žaglinskis, Evelina Noreikaitė
doaj   +1 more source

Control system of ROV for underwater safety inspection and operation

open access: yesZhongguo Jianchuan Yanjiu, 2018
[Objectives] In order to achieve safety inspections for surface attachments on hulls, dams and underwater steel structures according to the requirements of removing attachments,a new Remotely Operated Vehicle(ROV) equipped with cables for underwater ...
ZHANG Guangyi   +4 more
doaj   +1 more source

Optimization of Configuration of Autonomous Underwater Vehicle for Inspection of Underwater Cables

open access: yesJournal of the Society of Naval Architects of Japan, 1997
This paper deals with configuration of autonomous underwater vehicle (AUV) for inspection of underwater cables taking low hydrodynamic drag, sensor alignment, collision avoidance maneuver, turning maneuver and rolling motion into account. AUV consists of fuselage of body of revolution with low hydrodynamic drag, fore and aft horizontal wings, upper and
Kato, Naomi   +4 more
openaire   +3 more sources

Underwater Image Enhancement Using An Integrated Colour Model. [PDF]

open access: yes, 2007
In underwater situations, clarity of images are degraded by light absorption and scattering. This causes one colour to dominate the image.
Talib, Abdullah Zawawi   +3 more
core   +1 more source

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