%0 Conference Article %T REGRESSION MODELS ANALYSIS OF THE DEPENDENCES ELECTRON CONCENTRATION OF THE F2 LAYER IONOSPHERE MAXIMUM ON SOLAR ACTIVITY AND YEARLY SEASONS BASED ON THE TOMSK IONOSPHERIC STATION DATA %A Borisevich, A.N. %A Kolesnik, S.A. %K ionosphere, model, solar activity %J The XXXI International Symposium "Atmospheric and Ocean Optics. Atmospheric Physics" %D 2025 %P 3 %I V.E. Zuev Institute of Atmospheric Optics, Siberian Branch of the Russian Academy of Sciences