A 4D-Ensemble-Variational System for Data Assimilation and Ensemble Initialization
Neill Bowler, Met Office, Exeter, United Kingdom; and A. Clayton, M. Jardak, P. Jermey, A. Lorenc, C. Piccolo, S. Pring, M. Wlasak, D. Barker, G. Inverarity, and R. Swinbank