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ACS
2010
15 years 6 months ago
Essentiality and Injectivity
Essentiality is an important notion closely related to injectivity. Depending on a class M of morphisms of a category A, three different types of essentiality are considered in lit...
H. Barzegar, M. Mehdi Ebrahimi, Mojgan Mahmoudi
AMC
2007
124views more  AMC 2007»
15 years 6 months ago
Applying evolutionary computation methods for the cryptanalysis of Feistel ciphers
In this contribution instances of a problem introduced by the differential cryptanalysis of Feistel cryptosystems are formulated as optimization tasks. The performance of Evoluti...
E. C. Laskari, Gerasimos C. Meletiou, Yannis C. St...
CE
2008
62views more  CE 2008»
15 years 6 months ago
Investigating the relationships among instructional strategies and learning styles in online environments
Researchers investigated differences in learner preferences for different types of instructional strategies and learning styles in online environments. Results suggested that matc...
Omur Akdemir, Tiffany A. Koszalka
CGF
2006
72views more  CGF 2006»
15 years 6 months ago
GEncode: Geometry-driven compression for General Meshes
Performances of actual mesh compression algorithms vary significantly depending on the type of model it encodes. These methods rely on prior assumptions on the mesh to be efficient...
Thomas Lewiner, Marcos Craizer, Hélio Lopes...
IEPOL
2006
60views more  IEPOL 2006»
15 years 6 months ago
A model of piracy
This paper develops a simple model of software piracy to analyze the short-run effects of piracy on software usage and the long-run effects on development incentives. We consider ...
Sang Hoo Bae, Jay Pil Choi