Abstract: Particle filter (PF) is an effective way to deal with terrain-aided navigation (TAN) problems of autonomous underwater vehicles (AUVs), but it is susceptible to the effects of particle ...

Abstract: With the rapid growth of technology in intelligent city networks, navigating inside complex buildings has become increasingly difficult. The indoor Global Positioning System (GPS), which ...

Consumer Reports removes its recommendation for the 2026 GMC Terrain due to poor owner-reported reliability, as GM's brand faces broader quality challenges.

High speed flying drones and helicopters poses a significant flight safety risk due to the potential for collision with power lines and uneven landing grounds. There are few reports on light detection ...

U.S. Marines prepare to board an MV-22B Osprey at Marine Corps Base Camp Pendleton, California, Sept. 17, 2025. (Cpl. Avery Wayland/U.S. Marine Corps) In the austere desert or island outpost of the ...