TY - SLIDE KW - annual seminar KW - AS2017 KW - ensemble prediciton AU - C. Ferro BT - ECMWF Annual Seminar 2017 C1 - Events DA - 2017 LA - eng PY - 2017 T2 - ECMWF Annual Seminar 2017 T3 - ECMWF Annual Seminar TI - Ensemble verification and extreme events ER -