Results 21 to 30 of about 11,201,823 (258)

Machine Learning-Based Prediction of Node Localization Accuracy in IIoT-Based MI-UWSNs and Design of a TD Coil for Omnidirectional Communication

Sustainability, 2022
This study aims to realize Sustainable Development Goals (SDGs), i.e., SDG 9: Industry Innovation and Infrastructure and SDG 14: Life below Water, through the improvement of localization estimation accuracy in magneto-inductive underwater wireless sensor
Qiao Gang, Aman Muhammad, Zahid U. Khan, M. A. Khan, Fawad Ahmed, Jawad Ahmad   +5 more
semanticscholar   +1 more source

Design of Sliding Mode Autopilot with Steady-state Error Elimination for Autonomous Underwater Vehicles [PDF]

, 2006
Autonomous Underwater Vehicles (AUVs) have nonlinear and time-varying behaviour and unmodelled dynamics. This paper describes the design, development and evaluation of nonlinear sliding mode autopilot system for an AUV to control the speed, steering and ...
Shi, Juan, Juan Shi
core   +5 more sources

Modelling tunnel thrusters for autonomous underwater vehicles [PDF]

, 2008
With 900 Autonomous Underwater Vehicles (AUVs) required over the next decade (Newman et al., 2007) existing survey-style AUVs need improved utilization factors.
Stevenson, P., Hearn, G.E., Alistair Palmer, Peter Stevenson, Grant E. Hearn, Palmer, A.   +5 more
core   +3 more sources

Underwater Image Enhancement Using An Integrated Colour Model. [PDF]

, 2007
In underwater situations, clarity of images are degraded by light absorption and scattering. This causes one colour to dominate the image.
Talib, Abdullah Zawawi, Iqbal, Kashif, Osman, Mohd. Azam, Salam, Rosalina Abdul   +3 more
core   +1 more source

IMPACT ANALYSIS OF THE FUJI LESTARI PROGRAM ON FISH RESOURCE RECOVERY AND THE ADVANCEMENT OF SUSTAINABLE DEVELOPMENT GOAL 14 (LIFE BELOW WATER) IN THE JAVA SEA (FISHERIES MANAGEMENT AREA 712), INDONESIA

International Journal of Marine Engineering and Applications
The Fuji Lestari program, implemented regularly by the Ministry of Marine Affairs and Fisheries (KKP) through the Fishing Technology Center (BBPI), aims to restore fishery resources.
Reza Adhitama Nugraha Hasan, Oktavian Rahardjo, Naila Taslimah Bachtiar   +2 more
semanticscholar   +1 more source

Underwater Channel Characterization to Design Wireless Sensor Network by Bellhop [PDF]

, 2016
Acoustic underwater link due to low attenuation is employed for underwater sensor network (UWSN). Due to water changing physical properties and different environmental conditions, the sound propagation for every underwater channel are different.
Bahrami, Nima; Universiti Teknologi Malaysia, Khamis, Nor Hisham Haji; Universiti Teknologi Malaysia, Yahya, Azli; Universiti Teknologi Malaysia, Baharom, Ameruddin; Universiti Teknologi Malaysia   +3 more
core   +1 more source

The Impact of the Latest 3D Technologies on the Documentation of Underwater Heritage Sites [PDF]

, 2013
Documenting underwater cultural heritage is a challenging undertaking. Underwater environment is not a man’s natural habitat and special equipment and devices had to be invented so that he could enter and study this environment.
Kovačič, Rok, Stopinšek, Žiga, Solina, Franc, Berginc, Gregor, Erič, Miran, Pugelj, Mitja   +5 more
core   +1 more source

103 Outcomes and Complications of Simple Layered Closure of Persistent Tracheocutaneous Fistula After Tracheostomy in Childhood

British Journal of Surgery, 2023
Up to half of all children with a tracheostomy develop persistent trachea-cutaneous fistula (TCF) after decannulation. Surgical closure of it is technically easy but post-operative complications can be immediate and life-threatening.
T. Wong, O. Macpherson, S. Docherty, J. Gray, A. Clement, H. Kubba   +5 more
semanticscholar   +1 more source

A comparison of double sided friction stir welding in air and underwater for 6mm S275 steel plate [PDF]

, 2014
This study compared the mechanical and microstructural properties produced during friction stir welding (FSW) of S275 structural steel in air and underwater.
Baillie, Philip, Cater, Stephen R., Campbell, Stuart, Stuart W. Campbell, Philip Baillie, Galloway, Alexander, Norman A. McPherson, Stephen R. Cater, McPherson, Norman, Alexander M. Galloway   +9 more
core   +1 more source

Deep Q-Learning Based Adaptive MAC Protocol with Collision Avoidance and Efficient Power Control for UWSNs

Journal of Marine Science and Engineering
Underwater wireless sensor networks (UWSNs) widely used for maritime object detection or for monitoring of oceanic parameters that plays vital role prediction of tsunami to life-cycle of marine species by deploying sensor nodes at random locations ...
Wazir Ur Rahman, Qiao Gang, Feng Zhou, Muhammad Tahir, Wasiq Ali, Muhammad Adil, Muhammad Ilyas Khattak   +6 more
doaj   +1 more source