Abstract: In this paper, we focus on primary school students and show that it is possible for students without prior knowledge in these areas to re-invent and successfully implement cryptogra-phy and ...

Ask the publishers to restore access to 500,000+ books. An icon used to represent a menu that can be toggled by interacting with this icon. A line drawing of the Internet Archive headquarters building ...

Abstract: Electromagnetic (EM) inversion refers to reconstructing the EM properties of unknown targets from measured scattered fields. In practical applications, various algorithms have been developed ...