TY JOUR TI Algorithm for analyzing the customer base of a trade organization KW Data mining KW combined ABC-XYZ analysis KW clustering methods KW k-means algorithm KW Expectation-Maximization algorithm KW RapidMiner Studio JO Modeling of systems and processes AU Evdokimova, S.A. AU Novikova, T.P. AU Novikov, A.I. PY 2022 IS 15 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov