Loïk Berre: search on Z-Library

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1

Spatial averaging of ensemble-based background-error variances

Laure Raynaud, Loïk Berre, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2008

Language:

english

File:

PDF, 692 KB

english, 2008

2

Filtering properties of wavelets for local background-error correlations

Olivier Pannekoucke, Loïk Berre, Gerald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2007

Language:

english

File:

PDF, 1.62 MB

english, 2007

3

Objective filtering of ensemble-based background-error variances

Laure Raynaud, Loïk Berre, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2009

Language:

english

File:

PDF, 3.89 MB

english, 2009

4

Diagnosis and formulation of heterogeneous background-error covariances at the mesoscale

Thibaut Montmerle, Loïk Berre

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2010

Language:

english

File:

PDF, 387 KB

english, 2010

5

Background-error covariances for a convective-scale data-assimilation system: AROME–France 3D-Var

Pierre Brousseau, Loïk Berre, François Bouttier, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2011

Language:

english

File:

PDF, 384 KB

english, 2011

6

An extended specification of flow-dependent background error variances in the Météo-France global 4D-Var system

Laure Raynaud, Loïk Berre, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2011

Language:

english

File:

PDF, 1.70 MB

english, 2011

7

Diagnostic and impact studies of a wavelet formulation of background-error correlations in a global model

Hubert Varella, Loïk Berre, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2011

Language:

english

File:

PDF, 1.09 MB

english, 2011

8

Accounting for model error in the Météo-France ensemble data assimilation system

Laure Raynaud, Loïk Berre, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2012

Language:

english

File:

PDF, 1.33 MB

english, 2012

9

The representation of the analysis effect in three error simulation techniques

LOÏK BERRE, SIMONA ECATERINA ŞTEFĂNESCU, MARGARIDA BELO PEREIRA

Journal:

Year:

2006

Language:

english

File:

PDF, 270 KB

english, 2006

10

An overview of the variational assimilation in the ALADIN/France numerical weather-prediction system

Claude Fischer, Thibaut Montmerle, Loïk Berre, Ludovic Auger, Simona Ecaterina ŞTEFĂNESCU

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2005

Language:

english

File:

PDF, 282 KB

english, 2005

11

Limited-area model error statistics over Western Africa: Comparisons with midlatitude results

Thibaut Montmerle., Jean-Philippe Lafore, Loïk Berre, Claude Fischer

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2006

Language:

english

File:

PDF, 682 KB

english, 2006

12

Accelerating and parallelizing minimizations in ensemble and deterministic variational assimilations

Gérald Desroziers, Loïk Berre

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2012

Language:

english

File:

PDF, 244 KB

english, 2012

13

Flow-dependent background-error covariances for a convective-scale data assimilation system

Pierre Brousseau, Loïk Berre, François Bouttier, Gérald Desroziers

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2012

Language:

english

File:

PDF, 795 KB

english, 2012

14

A diagnostic study of time variations of regionally averaged background error covariances

Monteiro, Maria, Berre, Loïk

Journal:

Journal of Geophysical Research

Year:

2010

Language:

english

File:

PDF, 1.02 MB

english, 2010

15

Sensitivity of ensemble-based variances to initial background perturbations

El Ouaraini, Rachida, Berre, Loïk

Journal:

Journal of Geophysical Research

Year:

2011

Language:

english

File:

PDF, 1.08 MB

english, 2011

16

Estimation and diagnosis of heterogeneous flow-dependent background-error covariances at the convective scale using either large or small ensembles

Ménétrier, Benjamin, Montmerle, Thibaut, Berre, Loïk, Michel, Yann

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2014

Language:

english

File:

PDF, 2.62 MB

english, 2014

17

Linear Filtering of Sample Covariances for Ensemble-Based Data Assimilation. Part II: Application to a Convective-Scale NWP Model

Ménétrier, Benjamin, Montmerle, Thibaut, Michel, Yann, Berre, Loïk

Journal:

Monthly Weather Review

Year:

2015

Language:

english

File:

PDF, 4.63 MB

english, 2015

18

A Posteriori Diagnostics in an Ensemble of Perturbed Analyses

Desroziers, Gérald, Berre, Loïk, Chabot, Vincent, Chapnik, Bernard

Journal:

Monthly Weather Review

Year:

2009

Language:

english

File:

PDF, 949 KB

english, 2009

19

Filtering of Background Error Variances and Correlations by Local Spatial Averaging: A Review

Berre, Loïk, Desroziers, Gérald

Journal:

Monthly Weather Review

Year:

2010

Language:

english

File:

PDF, 6.56 MB

english, 2010

20

Linear Filtering of Sample Covariances for Ensemble-Based Data Assimilation. Part I: Optimality Criteria and Application to Variance Filtering and Covariance Localization

Ménétrier, Benjamin, Montmerle, Thibaut, Michel, Yann, Berre, Loïk

Journal:

Monthly Weather Review

Year:

2015

Language:

english

File:

PDF, 1.04 MB

english, 2015

21

An impact study of updating background error covariances in the ALADIN-France data assimilation system

Berre, Loïk, Monteiro, Maria, Pires, Carlos

Journal:

Journal of Geophysical Research Atmospheres

Year:

2013

Language:

english

File:

PDF, 2.20 MB

english, 2013

22

Comparison of static mesoscale background-error covariances estimated by three different ensemble data assimilation techniques

Bölöni, Gergely, Berre, Loïk, Adamcsek, Edit

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2015

Language:

english

File:

PDF, 1.03 MB

english, 2015

23

A Wavelet Approach to Representing Background Error Covariances in a Limited-Area Model

Deckmyn, Alex, Berre, Loïk

Journal:

Monthly Weather Review

Year:

2005

Language:

english

File:

PDF, 1.03 MB

english, 2005

24

The Evolution of Dispersion Spectra and the Evaluation of Model Differences in an Ensemble Estimation of Error Statistics for a Limited-Area Analysis

Ştefănescu, Simona Ecaterina, Berre, Loïk, Pereira, Margarida Belo

Journal:

Monthly Weather Review

Year:

2006

Language:

english

File:

PDF, 2.43 MB

english, 2006

25

4DEnVar: link with 4D state formulation of variational assimilation and different possible implementations

Desroziers, Gérald, Camino, Jean-Thomas, Berre, Loïk

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2014

Language:

english

File:

PDF, 906 KB

english, 2014

26

Modelling of flow-dependent ensemble-based background-error correlations using a wavelet formulation in 4D-Var at Météo-France

Berre, Loïk, Varella, Hubert, Desroziers, Gérald

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2015

Language:

english

File:

PDF, 1.70 MB

english, 2015

27

The Use of an Ensemble Approach to Study the Background Error Covariances in a Global NWP Model

Pereira, Margarida Belo, Berre, Loïk

Journal:

Monthly Weather Review

Year:

2006

Language:

english

File:

PDF, 4.08 MB

english, 2006

28

Improving spatial localisation in 4DEnVar

Desroziers, Gérald, Arbogast, Etienne, Berre, Loïk

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2016

Language:

english

File:

PDF, 6.18 MB

english, 2016

29

A parallel implementation of a 4DEnVar ensemble

Arbogast, Étienne, Desroziers, Gérald, Berre, Loïk

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2017

Language:

english

File:

PDF, 1.38 MB

english, 2017

30

Sensitivity of regional ensemble data assimilation spread to perturbations of lateral boundary conditions

El Ouaraini, Rachida, Berre, Loïk, Fischer, Claude, Sayouty, El Hassan

Journal:

Year:

2015

Language:

english

File:

PDF, 3.88 MB

english, 2015

31

Simulation and diagnosis of observation, model and background error contributions in data assimilation cycling

Journal:

Quarterly Journal of the Royal Meteorological Society

Year:

2018

Language:

english

File:

PDF, 727 KB

english, 2018