1263 search results - page 12 / 253 » An objective approach to cluster validation |
ECCV
2008
Springer
15 years 11 months ago
2008
Springer
Abstract. We describe a new method for unsupervised structure learning of a hierarchical compositional model (HCM) for deformable objects. The learning is unsupervised in the sense...
POS
1990
Springer
15 years 1 months ago
1990
Springer
Appropriate clustering of objects into pages in secondary memory is crucial to achieving good performance in a persistent object store. We present a new approach, termed semantic ...
105
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ICDE
2012
IEEE
13 years 11 days ago
2012
IEEE
—Traditional clustering algorithms identify just a single clustering of the data. Today’s complex data, however, allow multiple interpretations leading to several valid groupin...
WIMOB
2008
IEEE
15 years 4 months ago
2008
IEEE
—We consider the rate allocation problem for data aggregation in wireless sensor networks with two objectives: 1) maximizing the lifetime of a local aggregation cluster and, 2) a...
129
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BMCBI
2011
14 years 5 months ago
2011
Background: Cluster analysis is a crucial tool in several biological and medical studies dealing with microarray data. Such studies pose challenging statistical problems due to di...