Hiding in plain sight – using signals to detect terrorists
نویسندگان
چکیده
منابع مشابه
Hiding in Plain Sight – Using Signals to Detect Terrorists
In this paper, we study the interaction between a governmental security agency, such as the Transportation Security Agency, or the Immigration and Naturalization Service, and a terrorist organization, such as Al Qaeda. The governmental agency wants to stop the terrorists, but first must infer whether a visa applicant or an airline passenger is a terrorist or not, on the basis of some observable...
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Steganography is the practice of concealing a secret message within another, ordinary, message. Commonly, steganography is used to unobtrusively hide a small message within the noisy regions of a larger image. In this study, we attempt to place a full size color image within another image of the same size. Deep neural networks are simultaneously trained to create the hiding and revealing proces...
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We want to enable a pair of communicating users to exchange secret messages while hiding the fact that secret communication is taking place. We propose a linguistic steganography approach, where each human message is hidden in another human-like message. A hard open question is how to keep the steganographic message small – existing related tools tend to blow up its size, thereby revealing the ...
متن کاملThe posterior cornea: hiding in plain sight.
For more than 100 years, eye scientists and clinicians have recognized that there is a difference between the refractive and anterior corneal astigmatism of the human eye. Javal postulated an approximately linear relationship between corneal astigmatism and refractive astigmatism, which became known as Javal’s rule: refractive astigmatism 1⁄4 1.25 (keratometric astigmatism) 0.50 90. For most ey...
متن کاملPerinatal depression: hiding in plain sight.
OBJECTIVE To promote prompt identification and treatment ofperinatal depression and enhance preventive care for women at risk. METHODS Using MEDLINE and PubMed searches, we reviewed the recent research on the origins, course, and consequences of pregnancy-related depression. RESULTS Depressive disorders are more common in pregnancy and postpartum than widely assumed, and there is no predict...
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ژورنال
عنوان ژورنال: Public Choice
سال: 2006
ISSN: 0048-5829,1573-7101
DOI: 10.1007/s11127-006-9052-x