Mehak Mushtaq Malika, Muhammand Hamza Azam, and Farhat Afza. 2023. “A Dual Framework of Feature Selection Based on the Fusion of HOG and Pyramid HOG for the Categorization of COVID-19”. University of Wah Journal of Computer Science 4 (1):1-7. http://uwjcs.org.pk/index.php/ojs/article/view/46.