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TIT
2010
82views Education» more  TIT 2010»
14 years 4 months ago
On the hops present in costas permutations
We determine that exponential Welch permutations lead in general to the smallest maximal frequency hops among all Costas permutations, and are also relatively easy to study, as a ...
Konstantinos Drakakis
JGT
2006
95views more  JGT 2006»
14 years 9 months ago
Maximal independent sets in graphs with at most r cycles
We find the maximum number of maximal independent sets in two families of graphs. The first family consists of all graphs with n vertices and at most r cycles. The second family i...
Goh Chee Ying, Koh Khee Meng, Bruce E. Sagan, Vinc...
EUSFLAT
2007
128views Fuzzy Logic» more  EUSFLAT 2007»
14 years 11 months ago
Intersections Between Basic Families of Fuzzy Implications: (S, N)-, R- and QL-Implications
In this work, our primary focus is to determine the intersections that exist between the family of QL-implications and the families of (S, N)- and R-implications. Toward this end,...
Balasubramaniam Jayaram, Michal Baczynski
AAAI
2008
14 years 11 months ago
Worst-case Optimal Conjunctive Query Answering for an Expressive Description Logic without Inverses
Answering conjunctive queries (CQs) has been recognized as a key task for the usage of Description Logics (DLs) in a number of applications, and has thus been studied by many auth...
Magdalena Ortiz, Mantas Simkus, Thomas Eiter
IACR
2011
162views more  IACR 2011»
13 years 9 months ago
The Parazoa Family: Generalizing the Sponge Hash Functions
Abstract. Sponge functions were introduced by Bertoni et al. as an alternative to the classical MerkleDamg˚ard design. Many hash function submissions to the SHA-3 competition laun...
Elena Andreeva, Bart Mennink, Bart Preneel