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» Time Optimal Self-Stabilizing Algorithms
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135
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IJRR
2008
115views more  IJRR 2008»
15 years 3 months ago
Planning High-quality Paths and Corridors Amidst Obstacles
The motion-planning problem, involving the computation of a collision-free path for a moving entity amidst obstacles, is a central problem in fields like Robotics and Game Design....
Ron Wein, Jur P. van den Berg, Dan Halperin
124
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TWC
2008
177views more  TWC 2008»
15 years 3 months ago
Generalized Design of Multi-User MIMO Precoding Matrices
In this paper we introduce a novel linear precoding technique. The approach used for the design of the precoding matrix is general and the resulting algorithm can address several o...
Veljko Stankovic, Martin Haardt
125
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SAC
2008
ACM
15 years 3 months ago
Selectivity estimation in spatial networks
Modern applications requiring spatial network processing pose many interesting query optimization challenges. In many cases, query processing depends on the corresponding graph si...
Eleftherios Tiakas, Apostolos N. Papadopoulos, Ale...
141
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PVLDB
2010
123views more  PVLDB 2010»
15 years 1 months ago
Sharing-Aware Horizontal Partitioning for Exploiting Correlations During Query Processing
Optimization of join queries based on average selectivities is suboptimal in highly correlated databases. In such databases, relations are naturally divided into partitions, each ...
Kostas Tzoumas, Amol Deshpande, Christian S. Jense...
STACS
2009
Springer
15 years 10 months ago
Economical Caching
Abstract. We study the management of buffers and storages in environments with unpredictably varying prices in a competitive analysis. In the economical caching problem, there is ...
Matthias Englert, Heiko Röglin, Jacob Spö...