FITRILINA; RUSYDI, Muhammad Ilhamdi; RAHMADI KURNIA; NOVERIKA WINDASARI; RAFFI ZAHRANDHIKA PUTRA. A Stratified Modeling-Machine Learning Approach to Improve the Accuracy of Non-Invasive Blood Glucose Estimation Using Photoplethysmography Signals. International Journal of Online and Biomedical Engineering (iJOE), [S. l.], v. 21, n. 06, p. pp. 76–96, 2025. DOI: 10.3991/ijoe.v21i06.53815. Disponível em: https://online-journals.org/index.php/i-joe/article/view/53815. Acesso em: 26 apr. 2026.