Results 11 to 20 of about 2,579 (215)

Physics-Guided Reduced-Order Representation of Three-Dimensional Sound Speed Fields with Ocean Mesoscale Eddies

open access: yesRemote Sensing, 2022
Ocean mesoscale eddies have an important role in the ocean and affect the underwater sound speed field (SSF). Many physical models have been proposed for mesoscale eddy three-dimensional (3D) structure analysis and construction.
Xingyu Ji, Lei Cheng, Hangfang Zhao
doaj   +1 more source

SymmetricNet: end-to-end mesoscale eddy detection with multi-modal data fusion

open access: yesFrontiers in Marine Science, 2023
Mesoscale eddies play a significant role in marine energy and matter transportation. Due to their huge impact on the ocean, mesoscale eddy detection has been studied for many years.
Yuxiao Zhao   +6 more
doaj   +1 more source

Submesoscale Instabilities in Mesoscale Eddies [PDF]

open access: yesJournal of Physical Oceanography, 2017
AbstractSubmesoscale processes have been extensively studied in observations and simulations of fronts. Recent idealized simulations show that submesoscale instabilities also occur in baroclinic mesoscale cyclones and anticyclones. The instabilities in the anticyclone grow faster and at coarser grid resolution than in the cyclone.
Brannigan, Liam   +4 more
openaire   +5 more sources

A vortex-implanted initialization scheme for the mesoscale eddy prediction: Idealized experiments

open access: yesFrontiers in Marine Science, 2022
Mesoscale eddy prediction has been a big challenge to oceanographers and marine environment forecasters. Although the traditional initialization for the prediction, i.e., through assimilating the satellite-derived sea level anomalies (SLA) into a model ...
Yuhang Zhu   +8 more
doaj   +1 more source

On the Genesis of the South China Sea Mesoscale Eddies

open access: yesJournal of Marine Science and Engineering, 2022
The climatology of the mesoscale eddies in the upper layer of the South China Sea (SCS) is investigated for an understanding of its genesis using the outputs from a 1/12.5° ocean reanalysis.
Yuhui Zhao   +3 more
doaj   +1 more source

Temporally Varying Mesoscale Eddy Characteristics in the California Current System Identified from RAFOS Floats

open access: yesOcean and Coastal Research, 2022
The SOund Fixing And Ranging (RAFOS) floats were deployed by the Naval Postgraduate School (NPS) near California coast from 1992 to 2004 at depth between 150 and 600 m (http://www.oc.nps.edu/npsRAFOS/).
Peter C Chu, Chenwu Fan
doaj   +1 more source

Oceanic Mesoscale Eddies Identification Using B-Spline Surface Fitting Model Based on Along-Track SLA Data

open access: yesRemote Sensing, 2022
Gridded reanalysis data has been widely used in oceanic mesoscale eddy identification. However, there is little research on identifying oceanic mesoscale eddies based on along-track data.
Luochuan Xu   +5 more
doaj   +1 more source

Dissipation of mesoscale eddies at a western boundary via a direct energy cascade

open access: yesScientific Reports, 2022
The fate of mesoscale eddy kinetic energy represents a large source of uncertainty in the global ocean energy budget. Satellite altimetry suggests that mesoscale eddies vanish at ocean western boundaries.
D. Gwyn Evans   +2 more
doaj   +1 more source

Elastic Interaction Between a Mesoscale Eddy‐Pair and an Axisymmetrical Eddy

open access: yesJournal of Geophysical Research: Oceans, 2023
AbstractWe investigate numerically the elastic interaction between an eddy‐pair and an axisymmetrical eddy in inviscid isochoric two‐dimensional (2D) flows, as well as in three‐dimensional (3D) flows under the quasi‐geostrophic (QG) approximation. The eddy‐pair is a straight moving Lamb‐Chaplygin dipole where the absolute value of either its positive ...
V. Zoeller, A. Viúdez
openaire   +2 more sources

Global contributions of mesoscale dynamics to meridional heat transport [PDF]

open access: yesOcean Science, 2021
Mesoscale ocean processes are prevalent in many parts of the global oceans and may contribute substantially to the meridional movement of heat. Yet earlier global surveys of meridional temperature fluxes and heat transport (HT) have not formally ...
A. Delman, T. Lee
doaj   +1 more source

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