Abstract: I welcome you to the fourth issue of the IEEE Communications Surveys and Tutorials in 2021. This issue includes 23 papers covering different aspects of communication networks. In particular, ...

Abstract: Matrix computation is ubiquitous in modern scientific and engineering fields. Due to the high computational complexity in conventional digital computers, matrix computation represents a ...

The forecasts will offer a glimpse of the path for policy at a highly uncertain moment for economy — and the central bank. By Colby Smith Federal Reserve officials are scheduled to release a fresh set ...

Red dot sights have proliferated into every corner of the firearms world in recent years and, today, they are better than ever. These non-magnified optics, which use a battery to project a luminous ...