Results 1 to 10 of about 101,715 (197)

A Novel Paradigm for Underwater Monitoring Using Mobile Sensor Networks [PDF]

Sensors, 2020
This paper presents a novel autonomous environmental monitoring methodology based on collaboration and collective decision-making among robotic agents in a heterogeneous swarm developed within the project subCULTron, tested in a realistic marine ...
Anja Babić, Ivan Lončar, Barbara Arbanas, Goran Vasiljević, Tamara Petrović, Stjepan Bogdan, Nikola Mišković   +6 more
doaj   +2 more sources

Survey on Low-Cost Underwater Sensor Networks: From Niche Applications to Everyday Use

Journal of Marine Science and Engineering, 2023
Traditionally, underwater acoustic modems and positioning systems were developed for military and Oil & Gas industries, that require deep water deployments and extremely reliable systems, focusing on high power expensive systems and leaving the use of ...
Filippo Campagnaro, Fabian Steinmetz, Bernd-Christian Renner   +2 more
doaj   +1 more source

REAL-TIME POSITIONING AND TRACKING FOR VISION-BASED UNMANNED UNDERWATER VEHICLES [PDF]

The International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2022
Unmanned underwater vehicle (UUV) is a key technology for marine resource exploration and ecological monitoring. How to use vision-based active positioning and three-dimensional perception to realize UUV underwater autonomous navigation and positioning ...
J. Qin, K. Yang, M. Li, M. Li, J. Zhong, H. Zhang   +5 more
doaj   +1 more source

Light Penetrating the Seawater Column as the Indicator of Oil Suspension—Monte Carlo Modelling for the Case of the Southern Baltic Sea

Sensors, 2023
The strong need to control investments related to oil extraction and the growing demand for offshore deep-water exploration are the reasons for looking for tools to make up a global underwater monitoring system.
Barbara Lednicka, Zbigniew Otremba, Jacek Piskozub   +2 more
doaj   +1 more source

Comparison of Coherent to Incoherent Kirchhoff-Ray-Mode (KRM) Models in Predicting Backscatter by Swim-Bladder-Bearing Fish

Journal of Marine Science and Engineering, 2023
The Kirchhoff-Ray-Mode (KRM) model has been used in fishery acoustics for more than two decades to predict backscatter by individuals or aggregations of swimbladdered fish.
Chao Li, Dezhang Chu, John Horne, Haisen Li   +3 more
doaj   +1 more source

EP-ADTA: Edge Prediction-Based Adaptive Data Transfer Algorithm for Underwater Wireless Sensor Networks (UWSNs)

Sensors, 2022
The underwater wireless sensor network is an important component of the underwater three-dimensional monitoring system. Due to the high bit error rate, high delay, low bandwidth, limited energy, and high dynamic of underwater networks, it is very ...
Bin Wang, Kerong Ben, Haitao Lin, Mingjiu Zuo, Fengchen Zhang   +4 more
doaj   +1 more source

Underwater Acoustic Technology-Based Monitoring of Oil Spill: A Review

Journal of Marine Science and Engineering, 2023
Acoustic monitoring is an efficient technique for oil spill detection, and the development of acoustic technology is conducive to achieving real-time monitoring of underwater oil spills, providing data references and guidance for emergency response work.
Huaxin Pan, Kangxu Tang, Jia Zhuo, Yuming Lu, Jialong Chen, Zhichao Lv   +5 more
doaj   +1 more source

Experimental Study of Deep Submersible Structure Defect Monitoring Based on Flexible Interdigital Transducer Surface Acoustic Wave Technology

Sensors, 2023
In view of the shortage of structural defect monitoring methods for deep submersibles, numerical simulation and experimental research on underwater SAW propagation based on interdigital transducers are carried out in this paper.
Zhongjun Ding, Zhiliang Feng, Hongyu Li, Dejian Meng, Yi Zhang, Dewei Li   +5 more
doaj   +1 more source

Review on energy-saving key technologies of underwater bionic robot swarm

Xibei Gongye Daxue Xuebao, 2022
Underwater Bionic Robot swarm has the advantages of high redundancy, flexible mobility and wide range of task execution, which can be applied to underwater environment monitoring, underwater target monitoring, resource exploration and other fields. For a
ZHAO Qiaoqiao, ZHANG Lichuan, LIU Lu, PAN Guang   +3 more
doaj   +1 more source

Object Classification in Semi Structured Enviroment Using Forward-Looking Sonar

Sensors, 2017
The submarine exploration using robots has been increasing in recent years. The automation of tasks such as monitoring, inspection, and underwater maintenance requires the understanding of the robot’s environment.
Matheus dos Santos, Pedro Otávio Ribeiro, Pedro Núñez, Paulo Drews-Jr, Silvia Botelho   +4 more
doaj   +1 more source