Abstract: By integrating a nearly infinite number of reconfigurable elements into a finite space, a spatially continuous array aperture is formed for holographic multiple-input multiple-output (HMIMO) ...

Abstract: Localization based on onboard cameras and satellite images is a promising solution for unmanned aerial vehicles (UAVs) when the global position system (GPS) is unavailable. However, apart ...

In September 2025, a Widerøe Airlines flight was trying to land in Vardø, Norway, which sits in the country’s far eastern arm, some 40 miles from the Russian coast. The cloud deck was low, and so was ...