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» On a generalization of Stickelberger's Theorem
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PODC
2011
ACM
14 years 4 months ago
Securing social networks
We present a cryptographic framework to achieve access control, privacy of social relations, secrecy of resources, and anonymity of users in social networks. The main idea is to u...
Michael Backes, Matteo Maffei, Kim Pecina
DM
2011
191views Education» more  DM 2011»
14 years 9 months ago
Notes on lattice points of zonotopes and lattice-face polytopes
Minkowski’s second theorem on successive minima gives an upper bound on the volume of a convex body in terms of its successive minima. We study the problem to generalize Minkowsk...
Christian Bey, Martin Henk, Matthias Henze, Eva Li...
TCOM
2010
92views more  TCOM 2010»
14 years 8 months ago
UWB receiver designs based on a gaussian-laplacian noise-plus-MAI model
Two novel receiver structures which surpass the performance of the conventional matched filter receiver are proposed for ultra-wide bandwidth multiple access communications. The pr...
Norman C. Beaulieu, Somasundaram Niranjayan
SIAMMA
2010
105views more  SIAMMA 2010»
14 years 8 months ago
Free Cooling and High-Energy Tails of Granular Gases with Variable Restitution Coefficient
ABSTRACT. We prove the so-called generalized Haff's law yielding the optimal algebraic cooling rate of the temperature of a granular gas described by the homogeneous Boltzmann...
Ricardo J. Alonso, Bertrand Lods
EJC
2010
15 years 2 months ago
Partitions versus sets: A case of duality
In a recent paper, Amini et al. introduced a general framework to prove duality theorems between tree decompositions and their dual combinatorial object. They unify all known ad-h...
Laurent Lyaudet, Frédéric Mazoit, St...