Syafiq Abdull Sukor, Abdul, Ammar Zakaria, Norasmadi Abdul Rahim, and Rossi Setchi. “Semantic Knowledge Base in Support of Activity Recognition in Smart Home Environments”. International Journal of Engineering & Technology 7, no. 4.27 (November 30, 2018): 67–72. Accessed May 4, 2024. https://www.sciencepubco.com/index.php/ijet/article/view/22482.