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210
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ICDE
2008
IEEE
16 years 3 months ago
2008
IEEE
Aggregate measures summarizing subsets of data are valuable in exploratory analysis and decision support, especially when dependent aggregations can be easily specified and compute...
206
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ICDE
2003
IEEE
16 years 3 months ago
2003
IEEE
We investigate algorithms for evaluating moving window joins over pairs of unbounded streams. We introduce a unit-time-basis cost model to analyze the expected performance of thes...
145
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ICDE
2010
IEEE
15 years 11 months ago
2010
IEEE
— In this paper1 we address the problem of processing continuous multi-join queries, over distributed data streams. Our approach makes use of existing work in the field of publi...
CIKM
2005
Springer
15 years 7 months ago
2005
Springer
This paper shows a scheme for incremental evaluation of XPath queries. Here, we focus on a monotone fragment of XPath, i.e., when a data is deleted from (or inserted to) the datab...
121
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SIGUCCS
2004
ACM
15 years 7 months ago
2004
ACM
This paper explains two projects dealing with spam recently completed at Iowa State University (ISU). The first project was undertaken by a team composed of members of the campus ...