Abstract: The proliferation of unmanned aerial vehicles (UAVs) has raised significant security and surveillance challenges, necessitating high-precision direction-finding (DF) techniques for effective ...

Abstract: Shipborne high-frequency surface wave radar (HFSWR) has been widely studied due to its good maneuverability and great advantages in maritime detection and monitoring. However, due to the ...

Optical illusion puzzles have been there for centuries and these are fun challenges that are designed to play tricks on our eyes and brains. Optical illusions work on a simple principle where it ...