TY - CPAPER AU - A. Rhodin AU - H. Anlauf BT - ECMWF Workshop on Flow-dependent aspecyts of data assimilation, 11-13 June 2007 CY - Shinfield Park, Reading DA - 2007 LA - eng PB - ECMWF PP - Shinfield Park, Reading PY - 2007 SP - 169 EP - 183 T2 - ECMWF Workshop on Flow-dependent aspecyts of data assimilation, 11-13 June 2007 TI - Representation of inhomogeneous, non-separable covariances by sparse wavelet-transformed matrices ER -