Results 1 to 10 of about 637,784 (341)

Inspection Operations and Hole Detection in Fish Net Cages through a Hybrid Underwater Intervention System Using Deep Learning Techniques

open access: yesJournal of Marine Science and Engineering, 2023
Net inspection in fish-farm cages is a daily task for divers. This task represents a high cost for fish farms and is a high-risk activity for human operators.
Salvador López-Barajas   +5 more
doaj   +2 more sources

Inspection and maintenance of industrial infrastructure with autonomous underwater robots

open access: yesFrontiers in Robotics and AI, 2023
Underwater infrastructure, such as pipelines, requires regular inspection and maintenance including cleaning, welding of defects and valve-turning or hot-stabbing.
Franka Nauert   +2 more
doaj   +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   +2 more sources

Underwater robotics – technical aspects on autonomous underwater inspection vehicle

open access: yesAnnals of "Dunărea de Jos" University of Galaţi: Fascicle XI Shipbuilding, 2020
This article is devoted to a state of the art on mobile multi-robot systems in the underwater domain. It start with the history of underwater robots as well as their applications in various fields, then focus on underwater vehicles different categories ...
Aurel Dan Maimon
doaj   +3 more sources

An Autonomous Underwater Vehicle Navigation Technique for Inspection and Data Acquisition in UWSNs

open access: yesIEEE Access
This article introduces an innovative approach to the navigation of autonomous underwater vehicles (AUVs) in inspection and data acquisition missions within underwater wireless sensor networks (UWSNs).
Arif Wibisono   +3 more
doaj   +2 more sources

Vision applications in agriculture [PDF]

open access: yes, 2007
From early beginnings in work on the visual guidance of tractors, the National Centre for Engineering in Agriculture has built up a portfolio of projects in which machine vision plays a prominent part.
Billingsley, John
core   +8 more sources

Design and Dynamic Performance Research of Underwater Inspection Robots

open access: yesWireless Communications and Mobile Computing, 2022
With the construction of a large number of power plants along the river and the coast, more and more power plants have adopted open water intake in the circulating water pool of the power plant and the number of underwater operations is increasing.
Guojun Chen   +5 more
semanticscholar   +1 more source

Applications of Virtual Data in Subsea Inspections

open access: yesJournal of Marine Science and Engineering, 2020
This paper investigates the role that virtual environments can play in assisting engineers and divers when performing subsea inspections. We outline the current state of research and technology that is relevant to the development of effective virtual ...
Michael O’Byrne   +3 more
doaj   +1 more source

Research on Error Correction Technology in Underwater SINS/DVL Integrated Positioning and Navigation

open access: yesSensors, 2023
Underwater vehicles are key carriers for underwater inspection and operation tasks, and the successful implementation of these tasks depends on the positioning and navigation equipment with corresponding accuracy.
Jian Li   +5 more
doaj   +1 more source

Design and Modeling of an Experimental ROV with Six Degrees of Freedom

open access: yesDrones, 2021
With the development of underwater technology, it is important to develop a wide range of autonomous and remotely operated underwater vehicles for various tasks.
Aleksey Kabanov   +2 more
doaj   +1 more source

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