Coaxial rotor systems, which feature two rotors stacked one above the other, are gaining attention in the field of rotorcraft design due to their unique aerodynamic properties and performance ...

Abstract: In order to explore security vulnerabilities in unmanned aerial vehicle (UAV) target tracking processes, a quad-rotor helicopter visual adversarial sample attack method based on Grad-CAM++ ...

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After hours: February 7 at 4:02:55 PM EST Loading Chart for QUAD ...

Quad City Animal Welfare Center introduces the audience to sweet senior, Eyera, a gentle, terrier mix that needs a calm, forever home. The shelter is also hoping supporters will attend the ...

Their innovation lies in a coaxial drone design—a sleek cylindrical form powered by counter-rotating rotors. It’s a departure from the typical quadcopter, offering advantages in performance ...

The calipers then squeeze the brake pads against the rotor, creating friction that slows your vehicle down by turning forward motion into heat. Buying your brake rotors (also called brake discs ...

FILE- President Joe Biden greets from left, Australia’s Prime Minister Anthony Albanese, India’s Prime Minister Narendra Modi and Japan’s Prime Minister Fumio Kishida, at the Quad leaders summit at ...

One of the Trump administration’s first foreign policy acts will be a meeting with foreign ministers of the Quad alliance — Japan, India and Australia — on Tuesday, according to four people ...