Utilization of Deep Learning-Based Crowd Analysis for Safety Surveillance and Spread Control of COVID-19 Pandemic. - Osama S. Faragallah; Sultan S. Alshamrani; Heba M. Elhoseny; Mohammed A. Alzain; Emad Sami Jaha; Hala S. El-Sayed (Intell. Autom. Soft Comput., 2022)