1263 search results - page 125 / 253 » An objective approach to cluster validation |
KDD
2005
ACM
15 years 4 months ago
2005
ACM
Data clustering represents an important tool in exploratory data analysis. The lack of objective criteria render model selection as well as the identification of robust solutions...
182
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ICDE
2009
IEEE
16 years 11 days ago
2009
IEEE
In this paper, we present a stream-based mining algorithm for online anomaly prediction. Many real-world applications such as data stream analysis requires continuous cluster opera...
VIS
2008
IEEE
15 years 12 months ago
2008
IEEE
Data sets resulting from physical simulations typically contain a multitude of physical variables. It is, therefore, desirable that visualization methods take into account the enti...
164
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ICDE
2003
IEEE
15 years 12 months ago
2003
IEEE
We present a valid-time extension of SQL and investigate its efficient implementation on an Object-Relational database system. We propose an approach where temporal queries are ex...
CAIP
2009
Springer
15 years 2 months ago
2009
Springer
Recently, performance prediction has been successfully applied in the field of information retrieval for content analysis and retrieval tasks. This paper discusses how performance ...