00785naa#a2200157#i#450# EN\\bibl\20037 20260701140557.3 20260630b2026####ek#y0engy0150####ca RU AN INVESTIGATION INTO CLASS IMBALANCE PROBLEM IN ANALYZING THE UTILITY OF USER REVIEWS IN DIGITAL DISTRIBUTION SYSTEMS Conference article/thesis Voronezh FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov 2026 9 с. Conference article/thesis local Информационные технологии. Компьютерные технологии. Теория вычислительных машин и систем. 004 Ushakov D. V. bibl.vgltu.ru