Leveraging Digital Twin Technologies for Public Space Protection and Vulnerability Assessment. - Artemis Stefanidou; Jorgen Cani; Thomas Papadopoulos; Panagiotis I. Radoglou-Grammatikis; Panagiotis G. Sarigiannidis; Iraklis Varlamis; Georgios Th. Papadopoulos (IEEE Big Data, 2024)