Results 31 to 40 of about 2,181,991 (197)

Using Side-Scan Sonar instrument to Characterize and map of seabed identification target in punggur sea of the Riau Islands, Indonesia.

open access: yesJGEET: Journal of Geoscience, Engineering, Environment and Technology, 2017
Punggur sea has many habitats, object, and structured of seabed with hight tide and wave. Side scan sonar is an underwater acoustic instrument for identification of seabed.
Muhammad Zainuddin Lubis   +5 more
doaj   +1 more source

A Texture Feature Removal Network for Sonar Image Classification and Detection

open access: yesRemote Sensing, 2023
Deep neural network (DNN) was applied in sonar image target recognition tasks, but it is very difficult to obtain enough sonar images that contain a target; as a result, the direct use of a small amount of data to train a DNN will cause overfitting and ...
Chuanlong Li   +3 more
doaj   +1 more source

Using Remote Sensing Techniques to Document and Identify the Largest Underwater Object of the Baltic Sea: Case Study of the Only German Aircraft Carrier, Graf Zeppelin

open access: yesRemote Sensing, 2020
New shipwrecks are usually found during other work at sea. In 2006, the research vessel St. Barbara discovered probably the most massive wreck that lies on the bottom of the Baltic Sea.
Artur Grządziel
doaj   +1 more source

Towards Terrain-Based Navigation Using Side-Scan Sonar

open access: yes2023 26th International Conference on Information Fusion (FUSION), 2023
This paper introduces a statistical model and corresponding sequential Bayesian estimation method for terrain-based navigation using side-scan sonar (SSS) data. The presented approach relies on slant range measurements extracted from the received ping of a SSS. In particular, incorporating slant range measurements to landmarks for navigation constrains
Ellen Davenport   +2 more
openaire   +3 more sources

Registration and variability of side scan sonar imagery [PDF]

open access: yes, 1988
Submitted in partial fulfillment of the requirements for the degree of Ocean Engineer at the Massachusetts Institute of Technology and the Woods Hole Oceanographic Institution August 1988This thesis presents the results of several experiments performed ...
Nicholson, John William   +2 more
openaire   +3 more sources

Diffusion Coefficient and Viscosity of Methyl Viologen Electrolyte Estimation Based on a Kinetic Monte Carlo Computational Approach Coupled with the Mean Square Displacement Method

open access: yesBatteries &Supercaps, Volume 8, Issue 3, March 2025.
A novel and comprehensive 3D‐resolved kinetic Monte Carlo model coupled with mean square displacement analysis is introduced. This computational approach allows to explore, for the first time, the concentration and the state of charge effects on ionic diffusion coefficient and viscosity in methyl viologen‐based electrolytes used in organic redox flow ...
Jia Yu   +2 more
wiley   +1 more source

SIDE SCAN SONAR MAPPING OF SURF ACE SEDIMENTS IN OWEN SOUND AND COLPOY'S BAY, ONTARIO, CANADA [PDF]

open access: yes, 2005
This thesis reports the results of a study that aims to develop and implement a simple, yet effective substrate identification and classification scheme for the Owen Sound and Colpoy' s Bay region of southern Georgian Bay using side scan sonar data ...
Terlaky, Viktor
core  

Validating side scan sonar as a fish survey tool [PDF]

open access: yes, 2015
Hydroacoustic methods can be used to answer a variety of questions regarding fish populations and behavior. In this study, side scan sonar methodology was developed to quantify abundance and biomass and compared to established visual observation methods ...
Bollinger, Michael A.
core   +1 more source

Improved AUV navigation using side-scan sonar

open access: yes, 2003
The following paper presents results from a novel solution for improving the navigation of an Autonomous Underwater Vehicle (AUV) using a side-scan sonar. It is derived from a system that has been developed to produce high quality mosaics using a Doppler
I. Tena Ruiz   +5 more
core   +1 more source

FLSea: Underwater Visual–Inertial and Stereovision Forward‐Looking Data Sets

open access: yesJournal of Field Robotics, EarlyView.
ABSTRACT Visibility underwater is challenging and degrades as the distance between the subject and the camera increases. That is why forward‐looking underwater computer vision tasks are difficult. We have collected underwater forward‐looking stereovision and visual–inertial image sets using two underwater imaging platforms, a stereo camera rig, and an ...
Yelena Randall   +2 more
wiley   +1 more source

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