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SIGMOD
2008
ACM
236views Database» more  SIGMOD 2008»
14 years 10 months ago
Approximate embedding-based subsequence matching of time series
A method for approximate subsequence matching is introduced, that significantly improves the efficiency of subsequence matching in large time series data sets under the dynamic ti...
Vassilis Athitsos, Panagiotis Papapetrou, Michalis...
SIGMOD
2008
ACM
131views Database» more  SIGMOD 2008»
14 years 10 months ago
Discovering topical structures of databases
The increasing complexity of enterprise databases and the prevalent lack of documentation incur significant cost in both understanding and integrating the databases. Existing solu...
Wensheng Wu, Berthold Reinwald, Yannis Sismanis, R...
SIGMOD
2007
ACM
105views Database» more  SIGMOD 2007»
14 years 10 months ago
An XML transaction processing benchmark
XML database functionality has been emerging in "XML-only" databases as well as in the major relational database products. Yet, there is no industry standard XML databas...
Matthias Nicola, Irina Kogan, Berni Schiefer
SIGMOD
2001
ACM
184views Database» more  SIGMOD 2001»
14 years 10 months ago
Locally Adaptive Dimensionality Reduction for Indexing Large Time Series Databases
Similarity search in large time series databases has attracted much research interest recently. It is a difficult problem because of the typically high dimensionality of the data....
Eamonn J. Keogh, Kaushik Chakrabarti, Sharad Mehro...
PODS
2005
ACM
151views Database» more  PODS 2005»
14 years 10 months ago
Estimating arbitrary subset sums with few probes
Suppose we have a large table T of items i, each with a weight wi, e.g., people and their salary. In a general preprocessing step for estimating arbitrary subset sums, we assign e...
Noga Alon, Nick G. Duffield, Carsten Lund, Mikkel ...
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