3d twinAt the core of this ‘Industry 4.0’ overhaul is the ‘Dital Twin,’ a virtual copy of a part, asset, system, or process that can be used to track or improve performance. In this article, weDefining the ‘Dital Twin’ Meaning I (the mainstream one): Any 3D model Source: Decadia from . By Dital Twins, most people mean 3D models of real-life people or objects.