Advances in Parallel and Distributed Processing, and Applications : Proceedings from PDPTA'20, CSC'20, MSV'20, and GCC'20 - Arabnia, Hamid R.; Deligiannidis, Leonidas; Grimaila, Michael R.; Hodson, Douglas D.; Joe, Kazuki; Sekijima, Masakazu; Tinetti, Fernando G. (Springer, 2021)