TY JOUR TI A Tool for Collecting and Assessing Public Opinion on the Transport Industry from Open Sources KW data mining KW natural language processing KW Python KW transport KW passengers KW sentiment KW machine learning KW media space JO Intellectual Technologies on Transport AU Strel'nikov, N.R. AU Mihaylova, S.A. AU Alimov, N.I. PY 2026 IS 0 PB FSBEI HE "Emperor Alexander I St. Petersburg State Transport University"