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» Approximation of Information Granule Sets
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WWW
2003
ACM
14 years 10 months ago
Text joins in an RDBMS for web data integration
The integration of data produced and collected across autonomous, heterogeneous web services is an increasingly important and challenging problem. Due to the lack of global identi...
Luis Gravano, Panagiotis G. Ipeirotis, Nick Koudas...
SIGMOD
2009
ACM
171views Database» more  SIGMOD 2009»
14 years 10 months ago
GAMPS: compressing multi sensor data by grouping and amplitude scaling
We consider the problem of collectively approximating a set of sensor signals using the least amount of space so that any individual signal can be efficiently reconstructed within...
Sorabh Gandhi, Suman Nath, Subhash Suri, Jie Liu
EDBT
2009
ACM
208views Database» more  EDBT 2009»
14 years 4 months ago
Flexible and efficient querying and ranking on hyperlinked data sources
There has been an explosion of hyperlinked data in many domains, e.g., the biological Web. Expressive query languages and effective ranking techniques are required to convert this...
Ramakrishna Varadarajan, Vagelis Hristidis, Louiqa...
CIKM
2009
Springer
14 years 4 months ago
Fast shortest path distance estimation in large networks
In this paper we study approximate landmark-based methods for point-to-point distance estimation in very large networks. These methods involve selecting a subset of nodes as landm...
Michalis Potamias, Francesco Bonchi, Carlos Castil...
IWANN
2009
Springer
14 years 4 months ago
ZARAMIT: A System for the Evolutionary Study of Human Mitochondrial DNA
Abstract. ZARAMIT is an information system capable of fully automated phylogeny reconstruction. Methods have been tailored to mitochondrial DNA sequences, with focus on subproblem ...
Roberto Blanco, Elvira Mayordomo