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Analyzing the process of land use and cover changes during long periods of time and predicting the future changes is highly important and useful for the land use managers. In this study, the land use… (More)
Let Γ = Q( 3 √ p) be a pure cubic field, where p is a prime number such that p ≡ 1 (mod 9). We denote by ζ3 = −1/2 + i √ 3/2 the normalized primitive third roots of unity, k = Q( 3 √ p, ζ3) the… (More)
In this work, we are interested in the insertion of the watermarking of digital images in the frequency domain. The algorithm proposed uses the transformed into wavelet Legall 5/3 on an image… (More)
Abstract Europay-MasterCard-Visa (EMV) standard aims to improve the security and reliability of smartcards. The main concern of this contribution is to detect vulnerabilities in an EMV transaction… (More)