00541naa#a2200169#i#450# EN\\bibl\114021 20260209172934.1 3034-4689 20260128b2026####ek#y0engy0150####ca RU CONSTRUCTION AND STUDY OF A MODEL FOR ASSESSING HUMAN HEART HEALTH BASED ON THE K-NEAREST NEIGHBOR METHOD Journal article Kazan Kazan National Research Technological University 2026 6 с. Journal article local Scherbinina O. E. vestniktu.ru