“simultaneous localization and mapping” (SLAM) tagged posts

Fleets of Drones could Aid Searches for Lost Hikers

MIT researchers describe an autonomous system for a fleet of drones to collaboratively search under dense forest canopies using only onboard computation and wireless communication — no GPS required. Images: Melanie Gonick

MIT researchers describe an autonomous system for a fleet of drones to collaboratively search under dense forest canopies using only onboard computation and wireless communication — no GPS required.
Images: Melanie Gonick

Autonomous System allows drones to cooperatively explore terrain under thick forest canopies where GPS signals are unreliable. The drones use only onboard computation and wireless communication – no GPS required.

Each autonomous quadrotor drone is equipped with laser-range finders for position estimation, localization, and path planning. As the drone flies around, it creates an individual 3D map of the terrain. Algorithms help it recognize unexplored and already-searched spots, so it knows when it’s fully mapped an area...

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