TY - JOUR AU - Bigot, Jérémie AU - Klein, Thierry TI - Characterization of barycenters in the Wasserstein space by averaging optimal transport maps JO - ESAIM: Probability and Statistics PY - 2018 SP - 35 EP - 57 VL - 22 PB - EDP-Sciences UR - http://www.numdam.org/articles/10.1051/ps/2017020/ DO - 10.1051/ps/2017020 LA - en ID - PS_2018__22__35_0 ER -