Abstract: In this paper, we study a new kind of pilot contamination appearing in multi-operator reconfigurable intelligent surfaces (RIS) assisted networks, where multiple operators provide services ...
An American horseback tour operator was allegedly killed by her ex-boyfriend while working on a Caribbean island, according to authorities and reports. Karen Johannsen, 66, was violently struck in the ...
The audio version of this article is generated by AI-based technology. Mispronunciations can occur. We are working with our partners to continually review and improve the results. Shortly after the ...
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