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» Approximate Data Structures with Applications
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CLUSTER
2006
IEEE
15 years 6 months ago
Optimizing MPI collective communication by orthogonal structures
Many parallel applications from scientific computing use MPI collective communication operations to collect or distribute data. Since the execution times of these communication op...
Matthias Kühnemann, Thomas Rauber, Gudula R&u...
ICDT
2007
ACM
136views Database» more  ICDT 2007»
16 years 23 days ago
Representing Data as Resources in RDF and OWL
This paper presents an RDF vocabulary for representing data values as resources. An intended application is the representation of relational databases in RDF, and reasoning with th...
Pierre-Antoine Champin
EDBT
2008
ACM
137views Database» more  EDBT 2008»
16 years 6 months ago
Synthesizing structured text from logical database subsets
In the classical database world, information access has been based on a paradigm that involves structured, schema-aware, queries and tabular answers. In the current environment, h...
Alkis Simitsis, Georgia Koutrika, Yannis Alexandra...
EGC
2005
Springer
16 years 4 days ago
XDTM: The XML Data Type and Mapping for Specifying Datasets
We are concerned with the following problem: How do we allow a community of users to access and process diverse data stored in many different formats? Standard data formats and da...
Luc Moreau, Yong Zhao, Ian T. Foster, Jens-S. V&ou...
ECCV
2010
Springer
15 years 9 months ago
Clustering Complex Data with Group-Dependent Feature Selection
Abstract. We describe a clustering approach with the emphasis on detecting coherent structures in a complex dataset, and illustrate its effectiveness with computer vision applicat...