We thought it’d be a chill day of magnet fishing. Then the magnet clicked onto something way too heavy and clanked like a gun. Turns out, there wasn’t just one… there were five. And a safe. And one ...

Investors have parted with unprecedented sums of money to help artificial intelligence fulfil its lofty promise. But no one really knows how it will all pay off. Echoes of the dot-com era can be found ...

Abstract: In this letter, we consider an reconfigurable intelligent surface (RIS)-aided frequency division duplex (FDD) massive multiple-input multiple-output (MIMO) downlink system. In the FDD ...