A three-axis validation framework (unit to acceptance, simulation to real flight, simple to harsh terrain) is demonstrated on a drone terrain model, with geolocation errors of 1.5-4.2m and over 10m under poor GPS.
On the notion of digital twins: A modeling perspective,
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Validating Terrain Models in Digital Twins for Trustworthy sUAS Operations
A three-axis validation framework (unit to acceptance, simulation to real flight, simple to harsh terrain) is demonstrated on a drone terrain model, with geolocation errors of 1.5-4.2m and over 10m under poor GPS.