What are Dital Twins and How do They Work? - Unity

3d twinAbstract. In this article, we propose a 3D mobile crowdsensing (3D-MCS) framework aimed at sustainable urban dital twins (UDTs). The framework comprises four key mechanisms:A dital twin is a virtual representation of the real world, including physical objects, processes, relationships, and behaviours. GIS creates dital twins of the natural and built environments