Multimodal Pattern Recognition of Social Signals in Human-Computer-Interaction 5th IAPR TC 9 Workshop, MPRSS 2018, Beijing, China, August 20, 2018, Revised Selected Papers - Schwenker, Friedhelm; Schwenker, Friedhelm; Scherer, Stefan; Scherer, Stefan (Springer International Publishing : Imprint: Springer, 2019)