Healthcare workers in eastern Congo say they are underprotected and undertrained as a rare Ebola virus spreads rapidly in one of the world’s most remote and vulnerable places. The virus ...
Abstract: Two-dimensional (2D) direction-of-arrival (DOA) estimation using sparse arrays shows advantages in reducing hardware costs and enhancing degrees-of-freedom. However, most current studies ...
Abstract: We present a novel augmented reality (AR) display system utilizing a holographic optical element (HOE)-based approach, featuring seamless switching between three-dimensional (3D) and ...
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