Internet of Things. A Confluence of Many Disciplines Second IFIP International Cross-Domain Conference, IFIPIoT 2019, Tampa, FL, USA, October 31 – November 1, 2019, Revised Selected Papers - Casaca, Augusto; Katkoori, Srinivas; Ray, Sandip; Strous, Leon (IFIP Advances in Information and Communication Technology, 2020)