5733 search results - page 278 / 1147 » Clustering Categorical Data |
206
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SDM
2007
SIAM
15 years 9 months ago
2007
SIAM
In this paper we formulate spectral clustering in directed graphs as an optimization problem, the objective being a weighted cut in the directed graph. This objective extends seve...
206
Voted
SDM
2008
SIAM
15 years 9 months ago
2008
SIAM
In this paper, we propose an efficient and effective method to find arbitrarily oriented subspace clusters by mapping the data space to a parameter space defining the set of possi...
210
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SDM
2004
SIAM
15 years 8 months ago
2004
SIAM
act Weighting Framework for Clustering Algorithms Richard Nock Frank Nielsen Recent works in unsupervised learning have emphasized the need to understand a new trend in algorithmi...
172
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ICDM
2010
IEEE
15 years 5 months ago
2010
IEEE
Abstract--Data clustering is a highly used knowledge extraction technique and is applied in more and more application domains. Over the last years, a lot of algorithms have been pr...
191
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AUSDM
2007
Springer
16 years 1 months ago
2007
Springer
Time series data poses a significant variation to the traditional segmentation techniques of data mining because the observation is derived from multiple instances of the same und...