Advances in Computing and Data Sciences : 5th International Conference, ICACDS 2021, Nashik, India, April 23-24, 2021, Revised Selected Papers, Part II - Singh, Mayank; Flusser, Jan; Gupta, P. K.; Sonawane, V. R.; Tyagi, Vipin; Ören, Tuncer (Springer, 2021)