Abstract: This paper investigates the optimization of the probabilistically robust transmit beamforming problem with channel uncertainties in the multiuser multiple-input single-output (MISO) downlink ...

Abstract: Antenna configuration plays a critical role in improving channel capacity through optimized antenna spacing, radiation patterns, and coupling. While previous works have explored antenna ...

“This is a convenient method for patients to use pills they already have,” she says. Both doses of pills should be taken as soon as possible, ideally within 72 hours (three days) of unprotected sex, ...

Lindsey Ellefson is Lifehacker’s Features Editor. She currently covers study and productivity hacks, as well as household and digital decluttering, and oversees the freelancers on the sex and ...