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SIGMOD
1997
ACM
131views Database» more  SIGMOD 1997»
15 years 6 months ago
Maintenance of Data Cubes and Summary Tables in a Warehouse
Data warehouses contain large amounts of information, often collected from a variety of independent sources. Decision-support functions in a warehouse, such as on-line analytical ...
Inderpal Singh Mumick, Dallan Quass, Barinderpal S...
ALGORITHMICA
2006
86views more  ALGORITHMICA 2006»
15 years 2 months ago
Slabpose Columnsort: A New Oblivious Algorithm for Out-of-Core Sorting on Distributed-Memory Clusters
Our goal is to develop a robust out-of-core sorting program for a distributed-memory cluster. The literature contains two dominant paradigms for out-of-core sorting algorithms: me...
Geeta Chaudhry, Thomas H. Cormen
VECPAR
2000
Springer
15 years 6 months ago
Finite/Discrete Element Analysis of Multi-fracture and Multi-contact Phenomena
A dynamic domain decomposition strategy is proposed for the effective parallel implementation of combined finite/discrete element approaches for problems involving multi-fracture a...
D. R. J. Owen, Y. T. Feng, Jianguo Yu, Djordje Per...
105
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SBACPAD
2004
IEEE
124views Hardware» more  SBACPAD 2004»
15 years 3 months ago
Improving Parallel Execution Time of Sorting on Heterogeneous Clusters
The aim of the paper is to introduce techniques in order to optimize the parallel execution time of sorting on heterogeneous platforms (processors speeds are related by a constant...
Christophe Cérin, Michel Koskas, Hazem Fkai...
FSTTCS
2005
Springer
15 years 8 months ago
The Directed Planar Reachability Problem
We investigate the s-t-connectivity problem for directed planar graphs, which is hard for L and is contained in NL but is not known to be complete. We show that this problem is log...
Eric Allender, Samir Datta, Sambuddha Roy