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» Querying continuous functions in a database system
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EDBT
2010
ACM
156views Database» more  EDBT 2010»
15 years 9 months ago
Pattern detector: fast detection of suspicious stream patterns for immediate reaction
Detecting emerging problems in information and manufacturing systems is the goal of monitoring tools. Good and timely detection of problematic conditions from measured indicators ...
Ira Assent, Hardy Kremer, Stephan Günnemann, ...
BMVC
1997
15 years 7 months ago
Employing Region Features for Searching an Image Database
This paper describes recent work on the use of regional data extracted from segmented images for use as search keys in an image database query system. The motivation for this work...
Matthew E. J. Wood, Neill W. Campbell, Barry T. Th...
ICDE
2011
IEEE
380views Database» more  ICDE 2011»
14 years 10 months ago
Influence Zone: Efficiently Processing Reverse k Nearest Neighbors Queries
Given a set of objects and a query q, a point p is called the reverse k nearest neighbor (RkNN) of q if q is one of the k closest objects of p. In this paper, we introduce the c...
Muhammad Aamir Cheema, Xuemin Lin, Wenjie Zhang, Y...
EDBT
2009
ACM
131views Database» more  EDBT 2009»
15 years 9 months ago
Sample synopses for approximate answering of group-by queries
With the amount of data in current data warehouse databases growing steadily, random sampling is continuously gaining in importance. In particular, interactive analyses of large d...
Philipp Rösch, Wolfgang Lehner
EJASMP
2010
112views more  EJASMP 2010»
15 years 1 months ago
Query-Driven Strategy for On-the-Fly Term Spotting in Spontaneous Speech
Spoken utterance retrieval was largely studied in the last decades, with the purpose of indexing large audio databases or of detecting keywords in continuous speech streams. While...
Mickael Rouvier, Georges Linares, Benjamin Lecoute...