1364 search results - page 50 / 273 » Sampling Methods for Unsupervised Learning |
110
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TASLP
2010
14 years 9 months ago
2010
To solve the knowledge bottleneck problem, active learning has been widely used for its ability to automatically select the most informative unlabeled examples for human annotation...
167
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ICML
2005
IEEE
16 years 3 months ago
2005
IEEE
Many unsupervised algorithms for nonlinear dimensionality reduction, such as locally linear embedding (LLE) and Laplacian eigenmaps, are derived from the spectral decompositions o...
113
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IJCAI
2007
15 years 3 months ago
2007
This paper addresses the problem of concept sampling. In many real-world applications, a large collection of mixed concepts is available for decision making. However, the collecti...
128
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ICDIM
2008
IEEE
15 years 8 months ago
2008
IEEE
The domain of Digital Libraries presents specific challenges for unsupervised information extraction to support both the automatic classification of documents and the enhancement ...
149
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TIP
2002
15 years 2 months ago
2002
An unsupervised classification algorithm is derived by modeling observed data as a mixture of several mutually exclusive classes that are each described by linear combinations of i...