7387 search results - page 805 / 1478 » Knowledge-based data mining |
200
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CORR
2008
Springer
15 years 7 months ago
2008
Springer
Analytical queries defined on data warehouses are complex and use several join operations that are very costly, especially when run on very large data volumes. To improve response...
152
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JMLR
2007
15 years 7 months ago
2007
The concepts of similarity and distance are crucial in data mining. We consider the problem of defining the distance between two data sets by comparing summary statistics compute...
213
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INFOVIS
2005
IEEE
16 years 1 months ago
2005
IEEE
The NameVoyager, a web-based visualization of historical trends in baby naming, has proven remarkably popular. This paper discusses the display techniques used for smooth visual e...
204
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PKDD
2005
Springer
16 years 28 days ago
2005
Springer
In applications such as fraud and intrusion detection, it is of great interest to measure the evolving trends in the data. We consider the problem of quantifying changes between tw...
223
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DAWAK
2004
Springer
16 years 25 days ago
2004
Springer
Clustering is a difficult problem especially when we consider the task in the context of a data stream of categorical attributes. In this paper, we propose SCLOPE, a novel algorith...