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ARSCOM
2006
13 years 7 months ago
2006
ABSTRACT. The Levi graph of a balanced incomplete block design is the bipartite graph whose vertices are the points and blocks of the design, with each block adjacent to those poin...
JASIS
2006
13 years 7 months ago
2006
TR
2008
13 years 7 months ago
2008
JOC
1998
13 years 7 months ago
1998
We investigate some of the algebraic properties of the SAFER block cipher when the message space is considered as a Z-module. In particular we consider the invariant Z-submodules ...
IEEEIAS
2009
IEEE
14 years 2 months ago
2009
IEEE
: This paper proposes a new watermarking method for detecting image tampering. First, an authentication number is created using a pair of watermark pixels as the coefficients of a ...