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 …

Regional ocean data assimilation

CA Edwards, AM Moore, I Hoteit… - Annual review of …, 2015 - annualreviews.org
This article reviews the past 15 years of developments in regional ocean data assimilation. A
variety of scientific, management, and safety-related objectives motivate marine scientists to …

An approach to handling non-Gaussianity of parameters and state variables in ensemble Kalman filtering

H Zhou, JJ Gomez-Hernandez, HJH Franssen… - Advances in Water …, 2011 - Elsevier
Abstract The ensemble Kalman filter (EnKF) is a commonly used real-time data assimilation
algorithm in various disciplines. Here, the EnKF is applied, in a hydrogeological context, to …

[HTML][HTML] Beyond Gaussian statistical modeling in geophysical data assimilation

M Bocquet, CA Pires, L Wu - Monthly Weather Review, 2010 - journals.ametsoc.org
Beyond Gaussian Statistical Modeling in Geophysical Data Assimilation in: Monthly
Weather Review Volume 138 Issue 8 (2010) Jump to Content Jump to Main Navigation …

Parameter estimation by ensemble Kalman filters with transformed data: Approach and application to hydraulic tomography

A Schöniger, W Nowak… - Water Resources …, 2012 - Wiley Online Library
Ensemble Kalman filters (EnKFs) are a successful tool for estimating state variables in
atmospheric and oceanic sciences. Recent research has prepared the EnKF for parameter …

Simultaneous identification of a contaminant source and hydraulic conductivity via the restart normal-score ensemble Kalman filter

T Xu, JJ Gómez-Hernández - Advances in Water Resources, 2018 - Elsevier
Detecting where and when a contaminant entered an aquifer from observations
downgradient of the source is a difficult task; this identification becomes more challenging …

Synthesis of ocean observations using data assimilation for operational, real-time and reanalysis systems: A more complete picture of the state of the ocean

AM Moore, MJ Martin, S Akella, HG Arango… - Frontiers in Marine …, 2019 - frontiersin.org
Ocean data assimilation is increasingly recognized as crucial for the accuracy of real-time
ocean prediction systems and historical re-analyses. The current status of ocean data …

Gaussian anamorphosis extension of the DEnKF for combined state parameter estimation: Application to a 1D ocean ecosystem model

E Simon, L Bertino - Journal of Marine Systems, 2012 - Elsevier
We consider the problem of combined state–parameter estimations in biased nonlinear
models with non-Gaussian extensions of the Deterministic Ensemble Kalman Filter (DEnKF) …

Decadal reanalysis of biogeochemical indicators and fluxes in the North West European shelf‐sea ecosystem

S Ciavatta, S Kay, S Saux‐Picart… - Journal of …, 2016 - Wiley Online Library
This paper presents the first decadal reanalysis simulation of the biogeochemistry of the
North West European shelf, along with a full evaluation of its skill, confidence, and value. An …

[图书][B] Monitoring of harmful algal blooms

LH Pettersson, D Pozdnyakov - 2012 - books.google.com
Monitoring of Harmful Algae Blooms is a timely guide to the research techniques in use to
monitor visible algae blooms and through remote sensing, including infrared techniques …