5733 search results - page 357 / 1147 » Clustering Categorical Data |
175
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IDA
2003
Springer
16 years 24 days ago
2003
Springer
Abstract. Since minimum sum-of-squares clustering (MSSC) is an NPhard combinatorial optimization problem, applying techniques from global optimization appears to be promising for r...
208
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CORR
2007
Springer
15 years 7 months ago
2007
Springer
In this paper, we study the application of sparse principal component analysis (PCA) to clustering and feature selection problems. Sparse PCA seeks sparse factors, or linear combi...
199
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CSB
2003
IEEE
16 years 27 days ago
2003
IEEE
The problem of clustering continuous valued data has been well studied in literature. Its application to microarray analysis relies on such algorithms as -means, dimensionality re...
205
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IS
2010
15 years 6 months ago
2010
—Existing works for semantic trajectory data analysis have focused on the intersection of trajectories with application important geographic information and the use of the speed ...
236
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SECON
2010
IEEE
15 years 5 months ago
2010
IEEE
Data aggregation in wireless sensor networks is vulnerable to security attacks and natural failures. A few nodes can drastically alter the result of the aggregation by reporting er...