Airborne Remote Sensing of Upper‐Ocean and Surface Properties, Currents and Their Gradients From Meso to Submesoscales

L Lenain, BK Smeltzer, N Pizzo… - Geophysical …, 2023 - Wiley Online Library
In this work we present a unique set of coincident and collocated high‐resolution
observations of surface currents and directional properties of surface waves collected from …

Using noncontact measurement of water surface dynamics to estimate river discharge

G Dolcetti, B Hortobágyi, M Perks… - Water Resources …, 2022 - Wiley Online Library
Estimating river discharge requires simultaneous measurement of velocity and flow depth.
While surface velocities are relatively easy to measure using noncontact techniques, depth …

The role of Lagrangian drift in the geometry, kinematics and dynamics of surface waves

N Pizzo, L Lenain, O Rømcke, SÅ Ellingsen… - Journal of Fluid …, 2023 - cambridge.org
The role of the Lagrangian mean flow, or drift, in modulating the geometry, kinematics and
dynamics of rotational and irrotational deep-water surface gravity waves is examined. A …

Surface viscous stress over wind-driven waves with intermittent airflow separation

MP Buckley, F Veron, K Yousefi - Journal of Fluid Mechanics, 2020 - cambridge.org
The small-scale physics within the first centimetres above the wavy air–sea interface are the
gateway for transfers of momentum and scalars between the atmosphere and the ocean. We …

A self-adaptive method for mapping coastal bathymetry on-the-fly from wave field video

M Gawehn, S de Vries, S Aarninkhof - Remote Sensing, 2021 - mdpi.com
Mapping coastal bathymetry from remote sensing becomes increasingly more attractive for
the coastal community. It is facilitated by a rising availability of drone and satellite data …

Validation of the satellite method for measuring spectra of spatially inhomogeneous sea waves

V Bondur, V Dulov, V Kozub, A Murynin… - Journal of Marine …, 2022 - mdpi.com
A method for retrieving 2D spatial spectra of sea wave elevations and slopes from high
resolution (about 1 m) satellite imagery has been developed that also allows for assessing …

A machine learning model for reconstructing skin-friction drag over ocean surface waves

K Yousefi, GS Hora, H Yang, F Veron… - Journal of Fluid …, 2024 - cambridge.org
In order to improve the predictive abilities of weather and climate models, it is essential to
understand the behaviour of wind stress at the ocean surface. Wind stress is contingent on …

Wave-by-wave forecasts in directional seas using nonlinear dispersion corrections

E Meisner, M Galvagno, D Andrade, D Liberzon… - Physics of …, 2023 - pubs.aip.org
We develop a new methodology for the deterministic forecasting of directional ocean surface
waves based on nonlinear frequency corrections. These frequency corrections can be pre …

Application of RGB UAV imagery to sea surface suspended sediment concentration monitoring in coastal construction site

H Noh, S Kwon, YS Park, SB Woo - Applied Ocean Research, 2024 - Elsevier
Monitoring the spatial distribution of suspended sediment concentration (SSC) is of
paramount importance, particularly in coastal construction sites where elevated SSC levels …

Biases from spectral leakage in remote sensing of near-surface currents

S Weichert, BK Smeltzer… - IEEE Transactions on …, 2023 - ieeexplore.ieee.org
Remotely measuring subsurface water currents from imagery of the wave field has become
a much-used technique. We study the biases and errors in such measurements due to …