TY - SLIDE KW - annual seminar AU - Marco Matricardi AU - A. McNally AU - Niels Bormann BT - ECMWF Annual Seminar 2014 C1 - Events DA - 2014 LA - eng PY - 2014 T2 - ECMWF Annual Seminar 2014 T3 - ECMWF Annual Seminar TI - Principal component and reconstructed radiance based assimilation techniques ER -