111 search results - page 4 / 23 » Tracking Clusters in Evolving Data Sets |
IDEAL
2007
Springer
14 years 1 months ago
2007
Springer
There are lots of validation indexes and techniques to study clustering results. Biclustering algorithms have been applied in Systems Biology, principally in DNA Microarray analysi...
SDM
2007
SIAM
13 years 9 months ago
2007
SIAM
Many clustering algorithms have been proposed to partition a set of static data points into groups. In this paper, we consider an evolutionary clustering problem where the input d...
SMC
2007
IEEE
14 years 1 months ago
2007
IEEE
— An important consideration in clustering is the determination of the correct number of clusters and the appropriate partitioning of a given data set. In this paper, a newly dev...
CIKM
2003
Springer
14 years 26 days ago
2003
Springer
Keeping track of changes in user interests from a document stream with a few relevance judgments is not an easy task. To tackle this problem, we propose a novel method that integr...
ICDM
2006
IEEE
14 years 1 months ago
2006
IEEE
We address the problem of capturing and tracking local correlations among time evolving time series. Our approach is based on comparing the local auto-covariance matrices (via the...