Abstract: Beam codebooks are a recent feature to enable high dimension multiple-input multiple-output in 5G. Codebooks comprised of customizable beamforming weights can be used to transmit reference ...

Abstract: Intelligent reflecting surface (IRS) is a promising concept for 6G wireless communications that allows tuning of the wireless environments to increase spectral and energy efficiency. Many ...

In 2016, New York City designed and implemented an intervention reducing frictions in accessing safety-net care: randomly making initial primary care appointments for 2,428 undocumented immigrants. We ...