Nizam, Yoosuf, Mohd Norzali Haji Mohd, and M. Mahadi Abdul Jamil. “A Study on Human Fall Detection Systems: Daily Activity Classification and Sensing Techniques”. International Journal of Integrated Engineering 8, no. 1 (April 1, 2016). Accessed May 4, 2024. https://penerbit.uthm.edu.my/ojs/index.php/ijie/article/view/1332.