Results 41 to 50 of about 15,162 (218)

Ship Detection and Segmentation using Image Correlation [PDF]

open access: yes, 2013
There have been intensive research interests in ship detection and segmentation due to high demands on a wide range of civil applications in the last two decades.
Kadyrov, Alexander   +2 more
core   +3 more sources

Redefining Optimal Coverage Path Planning for FLS‐Equipped AUVs With Deep Reinforcement Learning

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Autonomous Underwater Vehicles (AUVs) have emerged as indispensable tools for a variety of subsea tasks, from habitat monitoring and seabed mapping to infrastructure inspection and mine countermeasures. A fundamental challenge in this field is Coverage Path Planning (CPP), the problem of ensuring complete and efficient area coverage.
Lorenzo Cecchi   +3 more
wiley   +1 more source

Programmed unmanned aerial vehicles show great potential for monitoring marine megafauna in specific areas of interest

open access: yesRemote Sensing in Ecology and Conservation, EarlyView.
Targeted conservation measures are contingent on robust knowledge of spatio‐temporal animal distribution in areas of interest. We explore unmanned aerial vehicle (UAV) transect monitoring as a novel method for standardized digital aerial surveys of marine megafauna by investigating the fine‐resolution spatio‐temporal distribution of harbour porpoises ...
Dinah Hartmann   +2 more
wiley   +1 more source

Disturbance Attenuation Trajectory Tracking Control of Unmanned Surface Vessel Subject to Measurement Biases

open access: yesAxioms, 2023
This article addresses trajectory tracking control of unmanned surface vessels (USVs) subject to position and velocity measurement biases. Unlike model uncertainties and external disturbances, measurement biases can lead to mismatched disturbances in ...
Qijia Yao   +4 more
doaj   +1 more source

Nonlinear Optimal Control Law of Autonomous Unmanned Surface Vessels [PDF]

open access: yesApplied Sciences, 2020
For energy conservation, nonlinear-optimal-control-law design for marine surface vessels has become a crucial ocean technology for the current ship industry. A well-controlled marine surface vessel with optimal properties must possess accurate tracking capability for accomplishing sailing missions. To achieve this design target, a closed-form nonlinear
Yung-Yue Chen   +3 more
openaire   +2 more sources

Developing an Effective Enforcement System for a Marine Reserve in the Pitcairn Islands [PDF]

open access: yes, 2013
This paper details how monitoring and enforcement of the Pitcairn Island's exclusive economic zone could be effectively undertaken for a relatively low level of expenditure.

core  

Prioritized Real‐Time UAV‐Based Vessel Detection for Efficient Maritime Search

open access: yesJournal of Field Robotics, Volume 43, Issue 2, Page 561-577, March 2026.
ABSTRACT Real‐time vessel detection in maritime environments is crucial for diverse applications requiring speed and accuracy. Static camera views often introduce blind spots, compromising detection efficiency. This paper proposes a novel, real‐time UAV‐based system that uses a dynamic camera control strategy to address this limitation.
Lyes Saad Saoud   +6 more
wiley   +1 more source

Unmanned Aerial Vehicles (UAVs) in environmental biology: A Review [PDF]

open access: yes, 2018
Acquiring information about the environment is a key step during each study in the field of environmental biology at different levels, from an individual species to community and biome.
Bogawski, Pawel   +2 more
core   +2 more sources

Large-Scale Dynamic Observation Planning for Unmanned Surface Vessels [PDF]

open access: yesAIAA Infotech@Aerospace Conference, 2009
Abstract : With recent advances in research and technology, autonomous surface vessel capabilities have steadily increased. These autonomous surface vessel technologies enable missions and tasks to be performed without the direction of human operators, and have changed the way scientists and engineers approach problems.
John Miller   +2 more
openaire   +1 more source

Pembangunan Sistem Penentuan Posisi dan Navigasi Berbasiskan Sistem Unmanned Surface Vehicle (USV) untuk Survei Batimetri [PDF]

open access: yes, 2014
Unmanned Surface Vehicle (USV) refers to any vehicle that operates on the surface of the water without a crew. Nowadays, not only for military purpose, many of civilian purposes was also taken in considerations Operating the ordinary hydrographic vessel ...
C, N. M. (Ni), Suwardhi, D. (Deni)
core  

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