If your kid wants something cooler than a plain shoebox, these Valentine’s box ideas for boys are exactly what you're looking for! From monster trucks and dinosaurs to video games and sports, these ...

Abstract: In a paper by Willems et al., it was shown that persistently exciting data can be used to represent the input-output behavior of a linear system. Based on this fundamental result, we derive ...

Abstract: Reconfigurable intelligent surfaces (RISs) are envisioned as a promising technology for future wireless communications. With various hardware realizations ...