Analysis of Images, Social Networks and Texts 8th International Conference, AIST 2019, Kazan, Russia, July 17–19, 2019, Revised Selected Papers - van der Aalst, Wil M. P.; Batagelj, Vladimir; Ignatov, Dmitry I.; Khachay, Michael; Kuskova, Valentina; Kutuzov, Andrey; Kuznetsov, Sergei O.; Lomazova, Irina A.; Loukachevitch, Natalia; Napoli, Amedeo; Pardalos, Panos M.; Pelillo, Marcello; et al. (Communications in Computer and Information Science, 2020)