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RSA
2011
131views more  RSA 2011»
14 years 6 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...
IACR
2011
106views more  IACR 2011»
13 years 11 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...
SADM
2011
14 years 6 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...
CORR
2011
Springer
162views Education» more  CORR 2011»
14 years 6 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
TVCG
2011
108views more  TVCG 2011»
14 years 6 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...