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FSE
2011
Springer
13 years 7 days ago
2011
Springer
At Eurocrypt 2001, Biryukov and Shamir investigated the security of AES-like ciphers where the substitutions and affine transformations are all key-dependent and successfully crypt...
IWPEC
2009
Springer
14 years 3 months ago
2009
Springer
Abstract. We show that the partitions of an n-element set into k members of a given set family can be counted in time O((2− )n ), where > 0 depends only on the maximum size am...
FSTTCS
2007
Springer
14 years 2 months ago
2007
Springer
We introduce PEP, the Post Embedding Problem, a variant of PCP where one compares strings with the subword relation, and PEPreg , a further variant where solutions are constrained ...
WG
2007
Springer
14 years 2 months ago
2007
Springer
We study a variation of the vertex cover problem where it is required that the graph induced by the vertex cover is connected. We prove that this problem is polynomial in chordal g...
NN
2004
Springer
14 years 2 months ago
2004
Springer
Abstract. In this paper we give some pedagogical explanation of those situations where the use of redundant or almost-redundant information can improve the recognition rates of pat...