TY JOUR TI COMPARATIVE ANALYSIS OF APPROXIMATION METHODS USING REGRESSION RELATIONSHIPS AND NEURAL NETWORKS FOR LINEAR MODELS KW regression analysis KW least squares method KW neural networks KW Python KW Keras JO Scientific Papers Collection of the Angarsk State Technical University AU Senotova, S.A. PY 2021 IS 2021 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»