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Workshop on flow-dependent aspects of data assimilation participants

Author

ECMWF

2007, Conference Proceedings

File

15659-workshop-flow-dependent-aspects-data-assimilation-participants.pdf

Workshop on flow-dependent aspects of data assimilation programme

Author

ECMWF

2007, Presentation

File

15660-workshop-flow-dependent-aspects-data-assimilation-programme.pdf

The sensitivity of analysis errors to the specification of background error covariances

Author

Mike Fisher

2007, Presentation

File

15662-sensitivity-analysis-errors-specification-background-error-covariances.pdf

Ideas for adding flow-dependence to the Met Office VAR system

Author

A. Lorenc

2007, Presentation

File

15663-ideas-adding-flow-dependence-met-office-var-system.pdf

Covariance modelling in a grid-point analysis

Author

J. Purser

M de Pondeca

D.F. Parrish

D. Dévényi

2007, Presentation

File

15664-covariance-modelling-grid-point-analysis.pdf

Ensemble Jb modelling

Author

M. Buehner

2007, Presentation

File

15665-ensemble-jb-modelling.pdf

Use of analysis ensembles in estimating flow-dependent background error variances

Author

L. Isaksen

2007, Presentation

File

15666-use-analysis-ensembles-estimating-flow-dependent-background-error-variances.pdf

Implementation of the LETKF on the NCEP global forecast system

Author

I. Szunyogh

2007, Presentation

File

15667-implementation-letkf-ncep-global-forecast-system.pdf

Impacts of flow-dependent background-error covariances in the NCEP global forecast system

Author

J.S. Whitaker

T.M. Hamill

G.P. Compo

X Wang

2007, Presentation

File

15668-impacts-flow-dependent-background-error-covariances-ncep-global-forecast-system.pdf

A regime-dependent balanced control variable based on potential vorticity

Author

R.N. Bannister

Mike Cullen

2007, Presentation

File

15669-regime-dependent-balanced-control-variable-based-potential-vorticity.pdf

Diabatic balance for the Canadian continental LAM-4D-Var

Author

L. Fillion

M. Tanguay

E. Lapalme

B. Denis

2007, Presentation

File

15670-diabatic-balance-canadian-continental-lam-4d-var.pdf

Humidity control variable and supersaturation

Author

E. Hólm

2007, Presentation

File

15671-humidity-control-variable-and-supersaturation.pdf

Background errors in HIRLAM variational data assimilation

Author

M. Lindskog

O. Vignes

N. Gustafsson

T. Landelius

S. Thorsteinsson

2007, Presentation

File

15672-background-errors-hirlam-variational-data-assimilation.pdf

Ensemble forecasting and flow-dependent estimates of initial uncertainty

Author

Martin Leutbecher

Roberto Buizza

L. Isaksen

2007, Presentation

File

15673-ensemble-forecasting-and-flow-dependent-estimates-initial-uncertainty.pdf

Spatial filtering of assimilation ensemble statistics: increase of sample size by local spatial averaging

Author

O. Pannekoucke

L. Berre

G. Desroziers

S. Ştefănescu

B. Chapnik

L. Raynaud

2007, Presentation

File

15674-spatial-filtering-assimilation-ensemble-statistics-increase-sample-size-local-spatial.pdf

Representation of inhomogeneous, non-seperable covariances by sparse wavelet-transformed matrices

Author

A. Rhodin

H. Anlauf

2007, Presentation

File

15675-representation-inhomogeneous-non-seperable-covariances-sparse-wavelet-transformed-matrices.pdf

Sea ice modelling for climate applications.

Author

H. Banks

A. Keen

J. Ridley

J. Gregory

A. McLaren

2007, Conference Paper, Seminar on Polar meteorology, 4-8 September 2006

File

7928-sea-ice-modelling-climate-applications.pdf

A regime-dependent balanced control variable based on potential vorticity

Author

R.N. Bannister

Mike Cullen

2007, Conference Paper, ECMWF Workshop on Flow-dependent aspecyts of data assimilation, 11-13 June 2007

File

7929-regime-dependent-balanced-control-variable-based-potential-vorticity.pdf

The stratosphere-troposphere connection in ensemble forecasting.

Author

J. Barkmeijer

Frédéric Vitart

Martin Leutbecher

T. Jung

J.-O. Hooghoudt

2007, Conference Paper, ECMWF Workshop on Ensemble Prediction, 7 - 9 November 2007

File

7951-stratosphere-troposphere-connection-ensemble-forecasting.pdf

Atmosphere/surface interactions in the ECMWF model at high latitudes.

Author

Anton Beljaars

Gianpaolo Balsamo

A. Betts

P. Viterbo

2007, Conference Paper, Seminar on Polar meteorology, 4-8 September 2006

File

8031-atmospheresurface-interactions-ecmwf-model-high-latitudes.pdf

A variational assimilation ensemble and the spatial filtering of its error covariances: increase of sample size by local spatial averaging

Author

L. Berre

O. Pannekoucke

G. Desroziers

S. Stefanescu

B. Chapnik

L. Raynaud

2007, Conference Paper, ECMWF Workshop on Flow-dependent aspecyts of data assimilation, 11-13 June 2007

File

8172-variational-assimilation-ensemble-and-spatial-filtering-its-error-covariances-increase-sample.pdf

Cloud radiative feedbacks in GCMs: a challenge for the simulation of tropical climate variability and sensitivity

Author

S. Bony

2007, Conference Paper, ECMWF Workshop on Parametrization of clouds in large-scale models, 13-15 November 2006

File

8279-cloud-radiative-feedbacks-gcms-challenge-simulation-tropical-climate-variability-and.pdf

Ensemble-based background-error covariances in variational data assimilation

Author

M. Buehner

2007, Conference Paper, ECMWF Workshop on Flow-dependent aspecyts of data assimilation, 11-13 June 2007

File

73825-ensemble-based-background-error-covariances-variational-data-assimilation.pdf

Potential use of en ensemble of analyses in the ECMWF Ensemble Prediction System.

Author

Roberto Buizza

Martin Leutbecher

L. Isaksen

2007, Conference Paper, ECMWF Workshop on Ensemble Prediction, 7 - 9 November 2007

File

73854-potential-use-en-ensemble-analyses-ecmwf-ensemble-prediction-system.pdf

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Workshop on flow-dependent aspects of data assimilation participants

Workshop on flow-dependent aspects of data assimilation programme

The sensitivity of analysis errors to the specification of background error covariances

Ideas for adding flow-dependence to the Met Office VAR system

Covariance modelling in a grid-point analysis

Ensemble Jb modelling

Use of analysis ensembles in estimating flow-dependent background error variances

Implementation of the LETKF on the NCEP global forecast system

Impacts of flow-dependent background-error covariances in the NCEP global forecast system

A regime-dependent balanced control variable based on potential vorticity

Diabatic balance for the Canadian continental LAM-4D-Var

Humidity control variable and supersaturation

Background errors in HIRLAM variational data assimilation

Ensemble forecasting and flow-dependent estimates of initial uncertainty

Spatial filtering of assimilation ensemble statistics: increase of sample size by local spatial averaging

Representation of inhomogeneous, non-seperable covariances by sparse wavelet-transformed matrices

Sea ice modelling for climate applications.

A regime-dependent balanced control variable based on potential vorticity

The stratosphere-troposphere connection in ensemble forecasting.

Atmosphere/surface interactions in the ECMWF model at high latitudes.

A variational assimilation ensemble and the spatial filtering of its error covariances: increase of sample size by local spatial averaging

Cloud radiative feedbacks in GCMs: a challenge for the simulation of tropical climate variability and sensitivity

Ensemble-based background-error covariances in variational data assimilation

Potential use of en ensemble of analyses in the ECMWF Ensemble Prediction System.

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