You’d think the art of manually cracking codes written in traditional forms of communication like letters would have faded along ago with J. Edgar Hoover. Not so. The FBI has posted a feature on its ...
Abstract: The severe nature of underwater channel poses a great challenge for prolonging underwater acoustic sensor networks (UASNs) lifetime and achieving a reliable communication performance.
Abstract: Polarization information is useful in highly functional imaging. This paper presents a four-directional pixel-wise polarization CMOS image sensor using an air-gap wire grid on 2.5-μm ...
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