Advanced informatics for computing research Third International Conference, ICAICR 2019, Shimla, India, June 15–16, 2019: revised selected papers, part 2 - Luhach, Ashish Kumar; Singh, Dharm 1963-; Hawari, Kamarul Bin Ghazali; Gao, Xiao-Zhi 1972-; Lingras, Pawan (Communications in Computer and Information Science, 2019)