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12287-stratospheric-water-vapour-and-tropical-tropopause-temperatures-ecmwf-analyses-and-multi-year.pdf

A. Untch

C. Jakob

P.W. Kållberg

P. Undén

1998, Technical memorandum, ECMWF Technical Memoranda

File

Variational quality control

Author

7759-variational-quality-control.pdf

H Järvinen

1998, Technical memorandum, ECMWF Technical Memoranda

File

The role of vertically varying cloud fraction in the parametrization of microphysicalproceses in the ECMWF model

Author

C. Jakob

S.A. Klein

1998, Technical memorandum, ECMWF Technical Memoranda

File

10149-role-vertically-varying-cloud-fraction-parametrization-microphysicalproceses-ecmwf-model.pdf

On error growth in wave models

Author

Peter Janssen

1998, Technical memorandum, ECMWF Technical Memoranda

File

10191-error-growth-wave-models.pdf

Impact of a validated radiative transfer scheme, RRTM, on the ECMWF model climate and 10-day forecasts

Author

J.-J. Morcrette

S.A. Clough

E.J. Mlawer

M.J. Iacono

1998, Technical memorandum, ECMWF Technical Memoranda

File

11252-impact-validated-radiative-transfer-scheme-rrtm-ecmwf-model-climate-and-10-day-forecasts.pdf

Probability precipitation prediction using the ECMWF Ensemble Prediction System

Author

Roberto Buizza

A. Hollingsworth

1998, Technical memorandum, ECMWF Technical Memoranda

File

8445-probability-precipitation-prediction-using-ecmwf-ensemble-prediction-system.pdf

The ECMWF implementation of three dimensional variational assimilation. Part III: Experimental results

Author

J. Haseler

P. Undén

P. Courtier

G.A. Kelly

Drasko Vasiljevic

C. Brankovic

Carla Cardinali

C. Gaffard

A. Hollingsworth

C. Jakob

Peter Janssen

E. Klinker

A. Lanzinger

M.J. Miller

7752-ecmwf-implementation-three-dimensional-variational-assimilation-part-iii-experimental-results.pdf

B. Strauss

Jean-Noël Thépaut

P. Viterbo

1998, Technical memorandum, ECMWF Technical Memoranda

File

The ECMWF implementation of three dimensional variational assimilation. Part II: Structure functions

Author

A. McNally

11799-ecmwf-implementation-three-dimensional-variational-assimilation-part-ii-structure-functions.pdf

P. Courtier

P. Undén

J. Eyre

A. Hollingsworth

F. Bouttier

1998, Technical memorandum, ECMWF Technical Memoranda

File

Impact of ensemble size on ensemble prediction

Author

Roberto Buizza

T.N. Palmer

1998, Technical memorandum, ECMWF Technical Memoranda

File

8461-impact-ensemble-size-ensemble-prediction.pdf

Impact of model resolution and ensemble size of the performance of an EnsemblePrediction System

Author

Roberto Buizza

T. Petroliagis

T.N. Palmer

J. Barkmeijer

M. Hamrud

A. Hollingsworth

8465-impact-model-resolution-and-ensemble-size-performance-ensembleprediction-system.pdf

Nils Wedi

1998, Technical memorandum, ECMWF Technical Memoranda

File

The ECMWF implementation of three dimensional variational assimilation. Part 1:Formulation

Author

P. Courtier

W.A. Heckley

J. Pailleux

Drasko Vasiljevic

M. Hamrud

A. Hollingsworth

8787-ecmwf-implementation-three-dimensional-variational-assimilation-part-1formulation.pdf

Mike Fisher

1998, Technical memorandum, ECMWF Technical Memoranda

File

Observing system experiments with the 3D-Var assimilation system

Author

P. Undén

G.A. Kelly

D. Le Meur

L. Isaksen

1997, Technical memorandum, ECMWF Technical Memoranda

File

12870-observing-system-experiments-3d-var-assimilation-system.pdf

Simulation of fog with the ECMWF prognostic cloud scheme

Author

J. Teixeira

1997, Technical memorandum, ECMWF Technical Memoranda

File

12585-simulation-fog-ecmwf-prognostic-cloud-scheme.pdf

Recent experimentation on 4D-Var and first results from a Simplified Kalman Filter

Author

J.-F. Mahfouf

Mike Fisher

H Järvinen