Abstract: Reconfigurable intelligent surfaces (RISs) are envisioned as a promising technology for future wireless communications. With various hardware realizations ...
Abstract: This work studies the modeling and optimization of beyond diagonal reconfigurable intelligent surface (BD-RIS) aided wireless communication systems in the presence of mutual coupling among ...
Drawpile is a drawing program that lets you draw, paint and animate together with others on the same canvas. It runs on Windows, Linux, macOS and Android. Take a look at the downloads page on drawpile ...
An 1851 ink-and-watercolor gift drawing titled A Type of Mother Hannah’s Pocket Handkerchief by Polly Jane Reed, a Shaker in New Lebanon, New York. Andrews Collection, Hancock Shaker Village, ...
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