KHAN, M. I.; IMRAN, A.; BUTT, A. H.; BUTT, A. U. R. . Activity Detection of Elderly People Using Smartphone Accelerometer and Machine Learning Methods. International Journal of Innovations in Science & Technology, [S. l.], v. 3, n. 4, p. 186–197, 2021. Disponível em: https://journal.50sea.com/index.php/IJIST/article/view/96. Acesso em: 3 may. 2024.