TY JOUR TI CORRESPONDENCE MATRIX ASSESSMENT USING SMART CARDDATA: DATA CLEANSING PROCEDURE KW public transport KW smart card KW data analysis KW data cleaning JO Modern Technologies and Scientific and Technological Progress AU Lebedeva, O.A. AU Erofeev, E.V. PY 2026 IS 2026 PB Federal State Funded Educational Establishment of Higher Education «Angarsk State Technical University»