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118
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RSA
2011
131views more  RSA 2011»
14 years 8 months ago
On covering by translates of a set
Abstract. In this paper we study the minimal number τ(S, G) of translates of an arbitrary subset S of a group G needed to cover the group, and related notions of the efficiency of...
Béla Bollobás, Svante Janson, Oliver...
111
Voted
IACR
2011
106views more  IACR 2011»
14 years 1 months ago
Unaligned Rebound Attack - Application to Keccak
We analyze the internal permutations of Keccak, one of the NIST SHA-3 competition finalists, in regard to differential properties. By carefully studying the elements composing th...
Alexandre Duc, Jian Guo 0001, Thomas Peyrin, Lei W...
204
Voted
SADM
2011
14 years 8 months ago
Random survival forests for high-dimensional data
: Minimal depth is a dimensionless order statistic that measures the predictiveness of a variable in a survival tree. It can be used to select variables in high-dimensional problem...
Hemant Ishwaran, Udaya B. Kogalur, Xi Chen, Andy J...
149
Voted
CORR
2011
Springer
162views Education» more  CORR 2011»
14 years 8 months ago
Isomorphism of regular trees and words
The complexity of the isomorphism problem for regular trees, regular linear orders, and regular words is analyzed. A tree is regular if it is isomorphic to the prefix order on a r...
Markus Lohrey, Christian Mathissen
97
Voted
TVCG
2011
108views more  TVCG 2011»
14 years 8 months ago
Creature Control in a Fluid Environment
—In this paper, we propose a method designed to allow creatures to actively respond to a fluid environment. We explore various objective functions in order to determine ways to ...
Michael Lentine, Jon Gretarsson, Craig A. Schroede...