TY CONF TI A COMPARATIVE ANALYSIS OF THE EFFECTIVENESS OF ENSEMBLE METHODS AND NEURAL NETWORKS IN THE TASK OF CLASSIFYING THE USEFULNESS OF REVIEWS KW Machine learning KW gradient boosting KW XGBoost KW neural networks KW text classification KW TF-IDF KW review analysis JO MODELING INFORMATION SYSTEMS AND TECHNOLOGIES – 2026 AU Ushakov, D.V. PY 2026 PB FSBE Institution of Higher Education Voronezh State University of Forestry and Technologies named after G.F. Morozov