434 search results - page 46 / 87 » Dimensionality Reduction of Clustered Data Sets |
171
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BMCBI
2007
15 years 4 months ago
2007
Background: Classification studies using gene expression datasets are usually based on small numbers of samples and tens of thousands of genes. The selection of those genes that a...
251
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VLDB
2006
ACM
16 years 4 months ago
2006
ACM
Managing large-scale time series databases has attracted significant attention in the database community recently. Related fundamental problems such as dimensionality reduction, tr...
148
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SADM
2008
15 years 3 months ago
2008
: In this article, we propose an efficient and effective method for finding arbitrarily oriented subspace clusters by mapping the data space to a parameter space defining the set o...
140
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FGR
2000
IEEE
15 years 8 months ago
2000
IEEE
We present two methods using mixtures of linear subspaces for face detection in gray level images. One method uses a mixture of factor analyzers to concurrently perform clustering...
178
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CGF
2010
15 years 1 months ago
2010
Mean shift is a popular approach for data clustering, however, the high computational complexity of the mean shift procedure limits its practical applications in high dimensional ...