Recent developments in data science and intelligent analysis of information proceedings of the XVIII International Conference on Data Science and Intelligent Analysis of Information, June 4–7, 2018, Kyiv, Ukraine - Chertov, Oleg; Mylovanov, Tymofiy; Kondratenko, Yuriy; Kacprzyk, Janusz 1947-; Kreinovich, Vladik 1952-; Stefanuk, Vadim (Advances in intelligent systems and computing, 2019)