Ong, Jia Eek, and Muhammad Amir As'ari. “Drone Image Based Illegal Crowd Detection For Covid-19 Disease Prevention Via Convolutional Neural Networks (CNNs) Transfer Learning”. Journal of Human Centered Technology 1, no. 2 (August 6, 2022): 7–16. Accessed November 21, 2024. https://humentech.utm.my/index.php/humentech/article/view/20.