Results 21 to 30 of about 29,639 (201)

Object Classification in Semi Structured Enviroment Using Forward-Looking Sonar

open access: yesSensors, 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   +4 more
doaj   +1 more source

Passive Visual Underwater Surveillance: A Survey

open access: yes, 2023
Abstract The objective of this article is to provide a detailed review of the state-of-the-art underwater surveillance process and the new trends of the same. Underwater surveillance has recently getting lots of attention because of its potential applications including the security of the coastal border, effective fish farming, deep-sea ...
Badri Narayan Subudhi   +4 more
openaire   +1 more source

Real-Time Optical-Wireless Video Surveillance System for High Visual-Fidelity Underwater Monitoring

open access: yesIEEE Photonics Journal, 2022
Real-time, dynamic, and visual monitoring of underwater scenes would become an important research topic with the development of underwater wireless optical communication (UWOC), autonomous underwater vehicle, and video fusion technologies.
Meiwei Kong   +6 more
doaj   +1 more source

Parametric modelling of Malaysian teeth template using computer aided design [PDF]

open access: yes, 2016
This study explored a new method and process of design denture using CAD technology to develop a template of a complete denture. Computer aided design were used as a tool of the design process.
ABAS, NOR HASLINDA   +4 more
core   +4 more sources

Dual Stream Encoder–Decoder Architecture with Feature Fusion Model for Underwater Object Detection

open access: yesMathematics
Underwater surveillance is an imminent and fascinating exploratory domain, particularly in monitoring aquatic ecosystems. This field offers valuable insights into underwater behavior and activities, which have broad applications across various domains ...
Mehvish Nissar   +2 more
doaj   +1 more source

Implementation Patterns of AquaSim for Simulation of Underwater Acoustic Wireless Sensor Networks

open access: yesWasit Journal of Computer and Mathematics Science, 2021
Now days, a number of corporate as well as social applications are connected with wireless technologies which are covered under the domain of Internet of Things (IoT) and Cloud of Things (CoT).
Karim Hashim Kraidi Al-Saedi
doaj   +1 more source

Navigation Control and Signal Processing Methods for Multiple Autonomous Unmanned Systems

open access: yesApplied Sciences
Autonomous underwater vehicles (AUVs) have been widely deployed in numerous underwater applications, such as biological monitoring, oceanographic surveys, and military underwater surveillance [...]
Haoqian Huang, Bing Wang, Yuan Yang
doaj   +1 more source

Understanding Ocean Acoustics by Eigenray Analysis

open access: yesJournal of Marine Science and Engineering, 2019
Acoustics is important for all underwater systems for object detection, classification, surveillance systems, and communication. However, underwater acoustics is often difficult to understand, and even the most carefully conducted measurements may often ...
Jens M. Hovem, Hefeng Dong
doaj   +1 more source

Marine Wireless Big Data: Efficient Transmission, Related Applications, and Challenges

open access: yes, 2017
The vast volume of marine wireless sampling data and its continuously explosive growth herald the coming of the era of marine wireless big data. Two challenges imposed by these data are how to fast, reliably, and sustainably deliver them in extremely ...
Jiang, Tao   +3 more
core   +1 more source

Underwater routing protocols: Analysis of link selection challenges

open access: yesAIMS Electronics and Electrical Engineering, 2020
The sensor nodes deployed in underwater environment has different routing mechanism in contrast to the terrestrial network. Getting underwater data on pollution detection, control of the ecosystem, marine mining, catastrophe avoidance and strategic ...
Shahzad Ashraf   +3 more
doaj   +1 more source

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