Sen. Fetterman shares graphic photo after heart rhythm scare, says doctors ‘put me back together’ FBI arrests New Jersey man ...

In many modern sciences, data often exist on curved geometric spaces rather than flat planes, posing challenges for traditional statistical tools. These curved spaces are called Riemannian manifolds.

Abstract: This paper proposes a double reconfigurable intelligent surface (RIS)-assisted multi-user downlink communication network with two RISs deployed symmetrically about the base station (BS) for ...