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» Factoring Solution Sets of Polynomial Systems in Parallel
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EUROPAR
2004
Springer
15 years 5 months ago
OLAP Query Processing in a Database Cluster
OLAP queries are typically heavy-weight and ad-hoc thus requiring high storage capacity and processing power. In this paper, we address this problem using a database cluster which...
Alexandre A. B. Lima, Marta Mattoso, Patrick Valdu...
IPPS
2009
IEEE
15 years 6 months ago
Robust sequential resource allocation in heterogeneous distributed systems with random compute node failures
—The problem of finding efficient workload distribution techniques is becoming increasingly important today for heterogeneous distributed systems where the availability of comp...
Vladimir Shestak, Edwin K. P. Chong, Anthony A. Ma...
CRYPTO
2005
Springer
164views Cryptology» more  CRYPTO 2005»
15 years 5 months ago
Composition Does Not Imply Adaptive Security
We study the question whether the sequential or parallel composition of two functions, each indistinguishable from a random function by non-adaptive distinguishers is secure agains...
Krzysztof Pietrzak
ICDE
2003
IEEE
144views Database» more  ICDE 2003»
16 years 1 months ago
Flux: An Adaptive Partitioning Operator for Continuous Query Systems
The long-running nature of continuous queries poses new scalability challenges for dataflow processing. CQ systems execute pipelined dataflows that may be shared across multiple q...
Mehul A. Shah, Joseph M. Hellerstein, Sirish Chand...
SIAMSC
2008
131views more  SIAMSC 2008»
14 years 11 months ago
Gramian-Based Model Reduction for Data-Sparse Systems
Model order reduction (MOR) is common in simulation, control and optimization of complex dynamical systems arising in modeling of physical processes and in the spatial discretizati...
Ulrike Baur, Peter Benner