Data assimilation in the presence of forecast bias

DP Dee, AM Da Silva - Quarterly Journal of the Royal …, 1998 - Wiley Online Library
… forecast bias by means of data assimilation, based on an … , in the context of suboptimal
data-assimilation methods which are … based on previously produced assimilated-data sets can be …

Bias and data assimilation

DP Dee - Quarterly Journal of the Royal Meteorological Society …, 2005 - Wiley Online Library
… Weak-constraint variational methods offer a great deal of flexibility in configuring a data
assimilation system to account for the presence of model errors. All such methods introduce …

[HTML][HTML] Second-order information in data assimilation

FX Le Dimet, IM Navon… - Monthly Weather …, 2002 - journals.ametsoc.org
… Courtier, P., 1993: Introduction to numerical weather prediction data assimilation methods.
Proc. … of analysis and forecast errors in variational data assimilation. ECMWF Tech. Memo. …

Choosing the optimal numerical precision for data assimilation in the presence of model error

S Hatfield, P Düben, M Chantry… - Journal of Advances …, 2018 - Wiley Online Library
… This process is known as data assimilation. Data assimilation is a very computationally …
This paper proposes a novel method to reduce the computational cost of data assimilation: …

[HTML][HTML] Parameter estimation using ensemble-based data assimilation in the presence of model error

J Ruiz, M Pulido - Monthly Weather Review, 2015 - journals.ametsoc.org
This work explores the potential of online parameter estimation as a technique for model
error treatment under an imperfect model scenario, in an ensemble-based data assimilation

[HTML][HTML] Chemical Data Assimilation—An Overview

A Sandu, T Chai - Atmosphere, 2011 - mdpi.com
… : Chemical data assimilation is the process by which models use measurements to produce
data assimilation. We discuss the Bayesian framework for developing data assimilation

Data assimilation in integrated hydrological modelling in the presence of observation bias

J Rasmussen, H Madsen, KH Jensen… - Hydrology and earth …, 2016 - hess.copernicus.org
… with observational bias in hydrological data assimilation for both state updating and pa- …
The novelty of the study lies in the focus on data assimilation bias estimation in a complex, …

The efficiency of data assimilation

G Nearing, S Yatheendradas, W Crow… - Water resources …, 2018 - Wiley Online Library
Data assimilation is the application of Bayes' theorem to … , we cannot expect that data
assimilation will preserve all of the … , observations, and evaluation data in a way that allows us to …

The data assimilation research testbed: A community facility

J Anderson, T Hoar, K Raeder, H Liu… - Bulletin of the …, 2009 - journals.ametsoc.org
… -art data assimilation systems with unprecedented ease. A basic data assimilation system for
… Adaptive inflation facilitates the use of ensemble data assimilation in the presence of errors …

Data assimilation

K Law, A Stuart, K Zygalakis - Cham, Switzerland: Springer, 2015 - Springer
… thinking that underpins the approach taken to data assimilation in this book. Chapter 2 sets
up the problem of data assimilation, based on an underlying stochastic dynamical system in …