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» Consistent query answering in databases
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PODS
2005
ACM
211views Database» more  PODS 2005»
15 years 12 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...
SSDBM
2005
IEEE
148views Database» more  SSDBM 2005»
15 years 5 months ago
A Fast Approximation Scheme for Probabilistic Wavelet Synopses
Several studies have demonstrated the effectiveness of Haar wavelets in reducing large amounts of data down to compact wavelet synopses that can be used to obtain fast, accurate a...
Antonios Deligiannakis, Minos N. Garofalakis, Nick...
CIKM
2006
Springer
15 years 3 months ago
KDDCS: a load-balanced in-network data-centric storage scheme for sensor networks
We propose an In-Network Data-Centric Storage (INDCS) scheme for answering ad-hoc queries in sensor networks. Previously proposed In-Network Storage (INS) schemes suffered from St...
Mohamed Aly, Kirk Pruhs, Panos K. Chrysanthis
DOLAP
1998
ACM
15 years 4 months ago
Methodological Framework for Data Warehouse Design
Though designing a data warehouse requires techniques completely different from those adopted for operational systems, no significant effort has been made so far to develop a comp...
Matteo Golfarelli, Stefano Rizzi
CIVR
2006
Springer
143views Image Analysis» more  CIVR 2006»
15 years 3 months ago
Asymmetric Learning and Dissimilarity Spaces for Content-Based Retrieval
Abstract. This paper presents novel dissimilarity space specially designed for interactive multimedia retrieval. By providing queries made of positive and negative examples, the go...
Eric Bruno, Nicolas Moënne-Loccoz, Sté...