TY JOUR TI The technique of applying cluster analysis when Performing graduate qualification work by students St. Petersburg University of the Ministry of Internal Affairs of Russia KW grouping KW cluster analysis KW analysis method KW parameters KW properties of objects KW clustering stages JO Vestnik of the St. Petersburg University of the Ministry of Internal Affairs of Russia AU Litvinenko, A.N. AU Bolshakova, L.V. PY 2020 IS 2020 PB SAINT-PETERSBURG UNIVERSITY OF THE MINISTRY OF INTERNAL AFFAIRS OF THE RUSSIAN FEDERATION