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SSDBM
2005
IEEE
148views Database» more  SSDBM 2005»
14 years 4 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...
SSDBM
2005
IEEE
218views Database» more  SSDBM 2005»
14 years 4 months ago
The "Best K" for Entropy-based Categorical Data Clustering
With the growing demand on cluster analysis for categorical data, a handful of categorical clustering algorithms have been developed. Surprisingly, to our knowledge, none has sati...
Keke Chen, Ling Liu
SSDBM
2005
IEEE
99views Database» more  SSDBM 2005»
14 years 4 months ago
Incorporating Semantics in Scientific Workflow Authoring
The tools used to analyze scientific data are often distinct from those used to archive, retrieve, and query data. A scientific workflow environment, however, allows one to seamles...
Chad Berkley, Shawn Bowers, Matthew B. Jones, Bert...
SSDBM
2005
IEEE
95views Database» more  SSDBM 2005»
14 years 4 months ago
Integrating Heterogeneous Multidimensional Databases
In this paper we present a number of techniques that can be at the basis of a practical integration tool for multidimensional databases. We start by addressing the basic issue of ...
Luca Cabibbo, Riccardo Torlone
SSDBM
2005
IEEE
122views Database» more  SSDBM 2005»
14 years 4 months ago
Detection and Tracking of Discrete Phenomena in Sensor-Network Databases
This paper introduces a framework for Phenomena Detection and Tracking (PDT, for short) in sensor network databases. Examples of detectable phenomena include the propagation over ...
Mohamed H. Ali, Mohamed F. Mokbel, Walid G. Aref, ...
SSDBM
2005
IEEE
115views Database» more  SSDBM 2005»
14 years 4 months ago
Using Multi-Scale Histograms to Answer Pattern Existence and Shape Match Queries
Similarity-based querying of time series data can be categorized as pattern existence queries and shape match queries. Pattern existence queries find the time series data with ce...
Lei Chen 0002, M. Tamer Özsu, Vincent Oria