00669naa#a2200181#i#450# EN\\bibl\123840 20260630025156.2 2413-2527 20260624b2026####ek#y0engy0150####ca RU Contrastive Self-Supervised Learning in Transportation Monitoring Systems: A Practical Approach to Early Anomaly Detection Journal article Saint-Petersburg FSBEI HE "Emperor Alexander I St. Petersburg State Transport University" 2026 8 с. Journal article local Обучение. 004.85 Konkov Dmitry Aleksandrovich Bozhko Lesya Mikhaylovna atjournal.ru