Kehinde, Adeniji, Awosika Olawoyin, Ajibade Adedayo, and Onibonoje Moses. 2019. “Exploring Internet of Thing on PCA Algorithm for Optimization of Facial Detection and Tracking”. Review of Computer Engineering Research 6 (2):76-83. https://doi.org/10.18488/journal.76.2019.62.76.83.