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SSDBM
2005
IEEE
148views Database» more  SSDBM 2005»
14 years 2 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...
SAC
2006
ACM
14 years 3 months ago
Imprecise RDQL: towards generic retrieval in ontologies using similarity joins
Traditional semantic web query languages support a logicbased access to the semantic web. They offer a retrieval (or reasoning) of data based on facts. On the traditional web and...
Abraham Bernstein, Christoph Kiefer
EDBT
2009
ACM
104views Database» more  EDBT 2009»
14 years 3 months ago
A query processor for prediction-based monitoring of data streams
Networks of sensors are used in many different fields, from industrial applications to surveillance applications. A common feature of these applications is the necessity of a mo...
Sergio Ilarri, Ouri Wolfson, Eduardo Mena, Arantza...
DEXA
2003
Springer
149views Database» more  DEXA 2003»
14 years 2 months ago
Capturing Uncertainty in Spatial Queries over Imprecise Data
Emerging applications using miniature electronic devices (e.g., tracking mobile objects using sensors) generate very large amounts of highly dynamic data that poses very high overh...
Xingbo Yu, Sharad Mehrotra
WWW
2010
ACM
14 years 4 months ago
Visualizing differences in web search algorithms using the expected weighted hoeffding distance
We introduce a new dissimilarity function for ranked lists, the expected weighted Hoeffding distance, that has several advantages over current dissimilarity measures for ranked s...
Mingxuan Sun, Guy Lebanon, Kevyn Collins-Thompson