Felix Sattler Simon Wiedemann Klaus-Robert Müller Wojciech Samek Robust and Communication-Efficient Federated Learning From Non-i.i.d. Data. 3400-3413 2020 31 IEEE Trans. Neural Networks Learn. Syst. 9 https://doi.org/10.1109/TNNLS.2019.2944481 https://www.wikidata.org/entity/Q91122590 db/journals/tnn/tnn31.html#SattlerWMS20