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OpenDroneMap is an open source photogrammetry toolkit to process aerial imagery (usually from a drone) into maps and 3D models. [3] [4] [5] The software is hosted and distributed freely on GitHub. [6] OpenDroneMap has been integrated within American Red Cross's in-field Portable OpenStreetMap system. [7]
An unmanned aerial vehicle (UAV), or unmanned aircraft system (UAS), commonly known as a drone, is an aircraft with no human pilot, crew, or passengers onboard. UAVs were originally developed through the twentieth century for military missions too "dull, dirty or dangerous" [ 1 ] for humans, and by the twenty-first, they had become essential ...
Sailors holystoning the deck of HMS Pandora in the early 20th century. Holystone is a soft and brittle sandstone that was formerly used in the Royal Navy and US Navy for scrubbing and whitening the wooden decks of ships.
The Newark Holy Stones refer to a set of artifacts allegedly discovered by David Wyrick in 1860 within a cluster of ancient Indian burial mounds near Newark, Ohio, now believed to be a hoax. The set consists of the Keystone, a stone bowl, and the Decalogue with its sandstone box. They can be viewed at the Johnson-Humrickhouse Museum in ...
Brimstone is a ground or air-launched ground attack missile developed by MBDA UK for the UK's Royal Air Force. [9] It was originally intended for "fire-and-forget" use against mass formations of enemy armour, using a millimetre wave (mmW) active radar homing seeker to ensure accuracy even against moving targets.