Global observations of fine-scale ocean surface topography with the surface water and ocean topography (SWOT) mission

R Morrow, LL Fu, F Ardhuin, M Benkiran… - Frontiers in Marine …, 2019 - frontiersin.org
The future international Surface Water and Ocean Topography (SWOT) Mission, planned for
launch in 2021, will make high-resolution 2D observations of sea-surface height using SAR …

Data assimilation in the geosciences: An overview of methods, issues, and perspectives

A Carrassi, M Bocquet, L Bertino… - Wiley Interdisciplinary …, 2018 - Wiley Online Library
We commonly refer to state estimation theory in geosciences as data assimilation (DA). This
term encompasses the entire sequence of operations that, starting from the observations of a …

Synchronization to big data: Nudging the Navier-Stokes equations for data assimilation of turbulent flows

P Clark Di Leoni, A Mazzino, L Biferale - Physical Review X, 2020 - APS
Nudging is an important data assimilation technique where partial field measurements are
used to control the evolution of a dynamical system and/or to reconstruct the entire phase …

An efficient data assimilation algorithm using the Allen–Cahn equation

B **a, R Yu, X Song, X Zhang, J Kim - Engineering Analysis with Boundary …, 2023 - Elsevier
Data assimilation combines observation data and the physical model to provide an estimate
of the state which is more accurate than what could be obtained by using just the data or the …

[HTML][HTML] Long short-term memory embedded nudging schemes for nonlinear data assimilation of geophysical flows

S Pawar, SE Ahmed, O San, A Rasheed, IM Navon - Physics of Fluids, 2020 - pubs.aip.org
Reduced rank nonlinear filters are increasingly utilized in data assimilation of geophysical
flows but often require a set of ensemble forward simulations to estimate forecast …

[KNIHA][B] Computational methods for data evaluation and assimilation

DG Cacuci, IM Navon, M Ionescu-Bujor - 2016 - books.google.com
This self-contained book presents interdisciplinary methods for integrating experimental and
computational information in many scientific and engineering areas. It explains how to …

Evaluation and integration of reanalysis rainfall products under contrasting climatic conditions in India

V Kolluru, S Kolluru, P Konkathi - Atmospheric Research, 2020 - Elsevier
Advancements in science and technology lead to the development of different sensors that
measure precipitation, an intrinsic component of the hydrological cycle. As conventional …

Recovering the initial state of an infinite-dimensional system using observers

K Ramdani, M Tucsnak, G Weiss - Automatica, 2010 - Elsevier
Let A be the generator of a strongly continuous semigroup T on the Hilbert space X, and let
C be a linear operator from D (A) to another Hilbert space Y (possibly unbounded with …

Data assimilation for geophysical fluids

J Blum, FX Le Dimet, IM Navon - Handbook of numerical analysis, 2009 - Elsevier
The ultimate purpose of environmental studies is the forecast of its natural evolution. A
prerequisite before a prediction is to retrieve at best the state of the environment. Data …

Sequential identification of boundary support parameters in a fluid-structure vascular model using patient image data

P Moireau, C Bertoglio, N **ao, CA Figueroa… - … and modeling in …, 2013 - Springer
Viscoelastic support has been previously established as a valuable modeling ingredient to
represent the effect of surrounding tissues and organs in a fluid-structure vascular model. In …