Abstract: Downlink precoding in massive multiple input multiple output (MIMO) systems involves high-dimensional sparse matrix calculations, which poses challenges to existing architectures.

Some Discord users are flocking to open-source messaging protocol Matrix. But will it also be forced to require face scans or government IDs in certain markets?

Effective leadership requires envisioning the organization as one interconnected system rather than isolated parts.

[Editor’s Note: The district’s “compass” is set up like a four-quadrant graph. On one axis, the district measures how much attention a particular issue or incident is receiving in the community. On ...