TY - GEN AU - Ellen M. Voorhees AU - Nick Craswell AU - Bhaskar Mitra AU - Daniel Campos AU - Emine Yilmaz C2 - OTHER, National Institute of Standards and Technology, Gaithersburg, MD DA - 2020-07-27 04:07:00 LA - en PB - OTHER, National Institute of Standards and Technology, Gaithersburg, MD PY - 2020 TI - Overview of the TREC 2019 Deep Learning Track ER -