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» Approximate query processing using wavelets
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CIKM
2008
Springer
13 years 9 months ago
Efficient sampling of information in social networks
As online social networking emerges, there has been increased interest to utilize the underlying social structure as well as the available social information to improve search. In...
Gautam Das, Nick Koudas, Manos Papagelis, Sushruth...
SIGMOD
2007
ACM
165views Database» more  SIGMOD 2007»
14 years 7 months ago
Statistical analysis of sketch estimators
Sketching techniques can provide approximate answers to aggregate queries either for data-streaming or distributed computation. Small space summaries that have linearity propertie...
Florin Rusu, Alin Dobra
PODS
2005
ACM
211views Database» more  PODS 2005»
14 years 7 months ago
Join-distinct aggregate estimation over update streams
There is growing interest in algorithms for processing and querying continuous data streams (i.e., data that is seen only once in a fixed order) with limited memory resources. Pro...
Sumit Ganguly, Minos N. Garofalakis, Amit Kumar, R...
LREC
2010
165views Education» more  LREC 2010»
13 years 9 months ago
Improving Personal Name Search in the TIGR System
This paper describes the development and evaluation of enhancements to the specialized information retrieval capabilities of a multimodal reporting system. The system enables coll...
Keith J. Miller, Sarah McLeod, Elizabeth Schroeder...
SIGMOD
2003
ACM
196views Database» more  SIGMOD 2003»
14 years 7 months ago
Aurora: A Data Stream Management System
The Aurora system [1] is an experimental data stream management system with a fully functional prototype. It includes both a graphical development environment, and a runtime syste...
Daniel J. Abadi, Donald Carney, Ugur Çetint...