Abstract: Spectrum sensing is a fundamental aspect of cognitive radio technology, tasked with detecting spectrum holes and unknown signal sources to improve spectrum management and resource ...

Blind source separation (BSS) techniques have been extensively applied within the realm of graph signal processing (GSP). The existing BSS approaches for graph signal construct a composite objective ...

Defense Secretary Pete Hegseth faced scrutiny on two fronts Thursday, as lawmakers zeroed in on the legality of a Sept. 2 strike on survivors aboard an alleged drug boat in the Caribbean, while ...

A Pentagon inspector general report concluded that Secretary of War Pete Hegseth sent sensitive, nonpublic strike information over the encrypted app Signal using his personal phone, a violation of ...

WASHINGTON, Dec 3 (Reuters) - A Pentagon investigation has faulted U.S. Defense Secretary Pete Hegseth for using Signal on his personal device to transmit sensitive information about planned strikes ...