TY JOUR TI A Methodological Approach to Assessing Students’ Knowledge Using Constructed Response Methods in Automated Learning Systems KW knowledge assessment KW string image KW primitive KW dichotomous KW ordinal KW and rank grading scales KW distance between response and reference string images KW Levenshtein algorithm JO Ergodesign AU Bagretsov, S.A. AU Konovalchik, M.S. AU Rozanova, L.V. PY 2026 IS 2026 PB Bryansk State Technical University