Results 121 to 130 of about 2,241,156 (224)

Multi-AUV Hunting Strategy Based on Regularized Competitor Model in Deep Reinforcement Learning

open access: yesJournal of Marine Science and Engineering
Reinforcement learning has made significant progress in single-agent applications, but it still faces various challenges in multi-agent scenarios. This study investigates the application of reinforcement learning algorithms in a competitive game scenario
Yancheng Sui   +3 more
doaj   +1 more source

Research on Multiple-AUVs Collaborative Detection and Surrounding Attack Simulation

open access: yesSensors
Due to limitations in operational scope and efficiency, a single Autonomous Underwater Vehicle (AUV) falls short of meeting the demands of the contemporary marine working environment.
Zhiwen Wen   +6 more
doaj   +1 more source

Deploying an AUV beneath the Sørsdal Ice Shelf: Recommendations from an expert-panel workshop

open access: yes, 2018
To support future scientific missions beneath Antarctic ice shelves, the Antarctic Gateway Partnership, a special research initiative of the Australian Research Council, is trialling its Autonomous Underwater Vehicle, nupiri muka, at the Sørsdal Glacier ...
McPhail, Stephen   +20 more
core   +1 more source

Simple drag prediction strategies for an Autonomous Underwater Vehicle’s hull shape

open access: yes, 2014
The range of an AUV is dictated by its finite energy source and minimising the energy consumption is required to maximise its endurance. One option to extend the endurance is by obtaining the optimum hydrodynamic hull shape with balancing the trade-off ...
Wilson, P.A.   +3 more
core  

Terrain Aided Navigation for Long Range AUV operations at arctic latitudes

open access: yes, 2016
This paper investigates the potential of use of Terrain Aided Navigation (TAN) methods to exploit the extended endurance capabilities of an enhanced 1500m depth rated variant of the Autosub Long Range (ALR), the ALR1500 Autonomous Underwater Vehicle (AUV)
Harris, Catherine A.   +9 more
core   +1 more source

Submap based Normal Distribution Transform Scan Matching by using Heterogeneous Sonars for AUV Navigation

open access: yes, 2018
In this study, we propose two difference sonars based scan matching method for AUV application. One sonar that we used is an acoustic lens-bead multibeam sonar (ALMS) called DIDSON, which scans short-range horizontal information, and another one is a ...
Joe, H.   +3 more
core   +1 more source

AUV SLAM and experiments using a mechanical scanning forward-looking sonar

open access: yes, 2012
Navigation technology is one of the most important challenges in the applications of autonomous underwater vehicles (AUVs) which navigate in the complex undersea environment.
Zhang, Shujing   +13 more
core   +1 more source

Buoyancy adjusting method for AUV

open access: yes, 2015
为了使AUV在海洋环境下能自动调整自己的正浮力,本发明提供一种AUV浮力调节方法,使AUV可以在海洋环境中稳定航行并作业。本发明方法包括:对AUV的当前正浮力状态进行估算;根据AUV的实际情况确定AUV本次浮力调节需要减小的正浮力;为了减小所述正浮力,计算AUV上的浮力调节装置需要排出水的体积。本发明使AUV在线将正浮力调节至适合航行的状态,不必多次下潜测试正浮力,方法简单 ...
徐春晖   +3 more
core  

A distributed multi-AUV control framework for cooperative missions

open access: yes
Intelligent multi-AUV systems are becoming well-established due to the advantages they offer in various underwater monitoring applications. One current challenge is designing and implementing distributed control frameworks to enhance cooperation between agents while accounting for the limitations imposed by the underwater environment.
Tiranti, Andrea   +3 more
openaire   +1 more source

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