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The structure and realism of sensitivity perturbations and their interpretation as 'Key Analysis Errors'.

L. Isaksen, Mike Fisher, Erik Andersson
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

10126-structure-and-realism-sensitivity-perturbations-and-their-interpretation-key-analysis-errors.pdf
Optimized surface radiation fields derived from METEOSAT imagery and a regional atmospheric model.

D. Meetschen, B. v.d. Hurk, F. Ament, M. Drusch
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11095-optimized-surface-radiation-fields-derived-meteosat-imagery-and-regional-atmospheric-model.pdf
Balanced tropical data assimilation based on a study of equatorial waves in ECMWF short-range forecast errors.

Nedjeljka Zagar Erik Andersson, Mike Fisher
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11364-balanced-tropical-data-assimilation-based-study-equatorial-waves-ecmwf-short-range-forecast.pdf
Development of a European Multi-Model Ensemble System for Seasonal to Inter-Annual Prediction (DEMETER).

T.N. Palmer, A. Alessandri, U. Andersen, P. Cantelaube, M. Davey, P. Délécluse, M. Deque, E. Diez, F. Doblas-Reyes, H. Feddersen, R. Graham, S. Gualdi, J.-F. Guérémy, Renate Hagedorn, M. Hoshen, N. Keenlyside, M. Latif, A. Lazar, E. Maisonnave, V. Marletto, A.P. Morse, B. Orfila, P. Rogel, J.-M. Terres, M.C. Thomson
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11568-development-european-multi-model-ensemble-system-seasonal-inter-annual-prediction-demeter.pdf
Report on the sixteenth meeting of Computing Representatives, 21-22 April 2004.

Prior P. (Compiler)
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11735-report-sixteenth-meeting-computing-representatives-21-22-april-2004.pdf
Report on the twelfth Security Representatives' Meeting, 22-23 April 2004. (Restricted distribution)

Prior P. (Compiler)
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.
Incorporating state-dependent temperature-salinity constraints in the background error covariance of variational ocean data assimilation.

S. Ricci, A.T. Weaver, J. Vialard, P. Rogel
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

11895-incorporating-state-dependent-temperature-salinity-constraints-background-error-covariance.pdf
Ensemble shiprouting.

Ø. Saetra
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

12056-ensemble-shiprouting.pdf
A stochastic kinetic energy backscatter algorithm for use in ensemble prediction systems.

G.J. Shutts
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

12214-stochastic-kinetic-energy-backscatter-algorithm-use-ensemble-prediction-systems.pdf
Simulation of the yield and accuracy of wind profile measurements from the Atmospheric Dynamics Mission (ADM-Aeolus).

D. G. H. Tan, Erik Andersson
2004, ECMWF Technical Memoranda, Technical memorandum, ECMWF.

12558-simulation-yield-and-accuracy-wind-profile-measurements-atmospheric-dynamics-mission-adm.pdf