Upscayl uses AI technology to scale images to a larger format. The open source tool adds sharpness and brings details to ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...

Abstract: We investigate the beamforming performances of holographic surfaces implemented as arrays of densely deployed, lossy, and identical antennas. We first develop a general model to characterize ...