منابع مشابه
Why humans might help strangers
Humans regularly help strangers, even when interactions are apparently unobserved and unlikely to be repeated. Such situations have been simulated in the laboratory using anonymous one-shot games (e.g., prisoner's dilemma) where the payoff matrices used make helping biologically altruistic. As in real-life, participants often cooperate in the lab in these one-shot games with non-relatives, desp...
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The trend in architectural designs has been towards using simple cores for building multicore chips, instead of a single complex out-of-order (OOO) cores, due to the increased complexity and energy requirements of out of order processors. Multicore chips provide better performance when compared with OOO cores while executing parallel applications. However, they are not able to exploit the paral...
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This paper investigates the statistical detection of Jsteg steganography. The approach is based on the statistical model of Discrete Cosine Transformation (DCT) coefficients. The hidden information detection problem is case in the framework of Hypothesis testing theory. In an ideal context where all model parameters are perfectly known, the Likelihood Ratio Test (LRT) is presented and its perfo...
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ژورنال
عنوان ژورنال: BMJ
سال: 2004
ISSN: 0959-8138,1468-5833
DOI: 10.1136/bmj.328.7449.1203-d