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DKE
2006
79views more  DKE 2006»
13 years 9 months ago
Schema versioning in data warehouses: Enabling cross-version querying via schema augmentation
As several mature implementations of data warehousing systems are fully operational, a crucial role in preserving their up-to-dateness is played by the ability to manage the chang...
Matteo Golfarelli, Jens Lechtenbörger, Stefan...
ENTCS
2007
110views more  ENTCS 2007»
13 years 9 months ago
Algorithmic Techniques for Maintaining Shortest Routes in Dynamic Networks
In this paper, we survey algorithms for shortest paths in dynamic networks. Although research on this problem spans over more than three decades, in the last couple of years many ...
Camil Demetrescu, Giuseppe F. Italiano
ACISP
2003
Springer
14 years 2 months ago
New Constructions for Resilient and Highly Nonlinear Boolean Functions
Abstract. We explore three applications of geometric sequences in constructing cryptographic Boolean functions. First, we construct 1-resilient functions of n Boolean variables wit...
Khoongming Khoo, Guang Gong
SPAA
2004
ACM
14 years 3 months ago
Lower bounds for graph embeddings and combinatorial preconditioners
Given a general graph G, a fundamental problem is to find a spanning tree H that best approximates G by some measure. Often this measure is some combination of the congestion and...
Gary L. Miller, Peter C. Richter
INDOCRYPT
2003
Springer
14 years 2 months ago
On Multiplicative Linear Secret Sharing Schemes
We consider both information-theoretic and cryptographic settings for Multi-Party Computation (MPC), based on the underlying linear secret sharing scheme. Our goal is to study the ...
Ventzislav Nikov, Svetla Nikova, Bart Preneel