Speech and Computer 21st International Conference, SPECOM 2019, Istanbul, Turkey, August 20-25, 2019, Proceedings - Salah, Albert Ali; Salah, Albert Ali; Karpov, Alexey; Karpov, Alexey; Potapova, Rodmonga; Potapova, Rodmonga (Springer International Publishing : Imprint: Springer, 2019)