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PPOPP
2010
ACM
14 years 4 months ago
Scalable communication protocols for dynamic sparse data exchange
Many large-scale parallel programs follow a bulk synchronous parallel (BSP) structure with distinct computation and communication phases. Although the communication phase in such ...
Torsten Hoefler, Christian Siebert, Andrew Lumsdai...
AINA
2008
IEEE
14 years 2 months ago
Performance Optimization of Temporal Reasoning for Grid Workflows Using Relaxed Region Analysis
With quick evolution of grid technologies and increasing complexity of e-Science applications, reasoning temporal properties of grid workflows to ensure reliability and trustworth...
Ke Xu, Junwei Cao, Lianchen Liu, Cheng Wu
KDD
2006
ACM
117views Data Mining» more  KDD 2006»
14 years 8 months ago
Efficient multidimensional data representations based on multiple correspondence analysis
In the On Line Analytical Processing (OLAP) context, exploration of huge and sparse data cubes is a tedious task which does not always lead to efficient results. In this paper, we...
Omar Boussaid, Riadh Ben Messaoud, Sabine Loudcher...
ESCIENCE
2007
IEEE
14 years 2 months ago
Community Training: Partitioning Schemes in Good Shape for Federated Data Grids
In federated Data Grids, individual institutions share their data sets within a community to enable collaborative data analysis. Data access needs to be provided in a scalable fas...
Tobias Scholl, Richard Kuntschke, Angelika Reiser,...
PKDD
2007
Springer
143views Data Mining» more  PKDD 2007»
14 years 1 months ago
Using the Web to Reduce Data Sparseness in Pattern-Based Information Extraction
Textual patterns have been used effectively to extract information from large text collections. However they rely heavily on textual redundancy in the sense that facts have to be m...
Sebastian Blohm, Philipp Cimiano