“…Just 25 chest X-ray images in each class are based on this model – regular and COVID-19. Moreover, researchers are trying to further apply this proposed method on real-life AI-based approaches; these approaches are based on optimization, Metaheuristi, ML, DL (Dhiman and Kumar, 2017; Dhiman and Kumar, 2018; Dhiman and Kumar, 2019; Dhiman and Kaur, 2019; Kaur et al , 2020) and proposing security protocols for established secure communication among the servers and clients applications (Dehghani et al , 2019; Dehghani et al , 2020a; Dehghani et al , 2020b; Dehghani et al , 2020c; Dhiman, 2019; Dhiman et al , 2021; Dhiman et al , 2020b; Limbasiya et al , 2018; Dhiman et al , 2020a; Soni and Kumar, 2020; Soni and Singh, 2021; Soni et al , 2020a; Soni and Jain, 2018; Soni et al , 2020c; Soni et al , 2021).…”