%0 Conference Article %T APPLYING MACHINE LEARNING TO PREDICT REPEAT CALLS AND PREVENT REPEAT CALLS IN TELECOM SERVICE %A Avilova, O.A. %A Yagodkin, A.S. %A Kladov, A.V. %K telecommunications, SLA, repeat calls, repeat visits, machine learning, predictive analytics, imbalanced data, MLOps, CRM, OSS, Workforce %J MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 %D 2026 %P 7 %I FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov