Abstract: Device activity detection (DAD) is a key topic for massive grant-free random access (GFRA) in cell-free massive multiple-input multiple-output (CF-mMIMO) system. However, since the different ...

Precancerous cells, also called premalignant cells, are abnormal cells that have changes in how they look or grow. The cells are not cancer, but they show changes that raise the risk of turning into ...

There are several methods to unhide all rows in Excel if you forgot about them or mistakenly hidden them. First, make sure to disable sorting or allow the sorting to select all rows. At the same time, ...

If you often scroll through long Excel sheets, learning how to freeze the top 2 rows will make navigation far smoother. Excel’s Freeze Panes feature lets you lock multiple rows, columns, or both, so ...

As Americans continue to witness senseless violence throughout their communities, the rise of nihilistic violence is raising alarms for law enforcement as officials try to prevent attacks that often ...

Abstract: As Internet of Things (IoT) technologies are inves-tigated to support key 5G services, significant research efforts are being made to enable machine-type communication (MTC). Cell-free IoT ...

Policies vary across districts, from phone caddies to requiring phones be off and away. Research on cell phone impact is ongoing, but educators cite distraction and social media concerns. Parents are ...

A 15-year-old boy walking his dog in Frisco, Texas, was randomly stabbed by a stranger on Sunday evening. The encounter was captured on a Ring camera, showing the suspect approaching the victim before ...

Centre for Advanced Photovoltaics, Faculty of Electrical Engineering, Czech Technical University in Prague, Technická 2, 16627 Prague, Czech Republic ...