376 search results - page 68 / 76 » Supervised dimensionality reduction using mixture models |
114
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SIGIR
2005
ACM
15 years 5 months ago
2005
ACM
We consider the problem of document indexing and representation. Recently, Locality Preserving Indexing (LPI) was proposed for learning a compact document subspace. Different from...
102
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GRC
2010
IEEE
15 years 22 days ago
2010
IEEE
Inference of latent variables from complicated data is one important problem in data mining. The high dimensionality and high complexity of real world data often make accurate infe...
105
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BMCBI
2006
14 years 11 months ago
2006
Background: Accurate methods for extraction of meaningful patterns in high dimensional data have become increasingly important with the recent generation of data types containing ...
181
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SDM
2011
SIAM
14 years 2 months ago
2011
SIAM
Latent semantic analysis (LSA), as one of the most popular unsupervised dimension reduction tools, has a wide range of applications in text mining and information retrieval. The k...
83
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ICCV
2007
IEEE
16 years 1 months ago
2007
IEEE
This paper presents a technique for determining an object's shape based on the similarity of radiance changes observed at points on its surface under varying illumination. To...