The online estimation of the process noise covariance matrix (PNCM) in the inertial-based integrated navigation has always been a challenge due to the small magnitude of the PNCM and limited ...

There has been a great deal of attention on the online estimation of noise covariance matrices in Kalman filtering during recent decades. However, the existing methods face challenges in the ...

MIT student builds pocket-sized 3D printer that uses light to create objects in secs The system consists of only a single millimeter-scale photonic chip without any moving parts. Updated: Jul 02 ...

Covariance ($\Sigma$): A $3\times3$ matrix that defines the shape, size, and orientation of the Gaussian. To ensure that the covariance matrix remains physically meaningful (positive semi-definite) ...

The new Nothing Phone 3 trades its signature Glyph Lights for a new interface called Glyph Matrix and it comes with Glyph Toys.

ECTC progress report on enabling technologies, including cooling chiplets, 1µm hybrid bonding, RDL buildups, and co-packaged optics.