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