19 search results - page 1 / 4 » EM Algorithms for PCA and SPCA |
106
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NIPS
1997
15 years 28 days ago
1997
I present an expectation-maximization (EM) algorithm for principal component analysis (PCA). The algorithm allows a few eigenvectors and eigenvalues to be extracted from large col...
IDA
1998
Springer
14 years 11 months ago
1998
Springer
A fast and simple algorithm for approximately calculating the principal components (PCs) of a data set and so reducing its dimensionality is described. This Simple Principal Compo...
73
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ICMCS
2006
IEEE
15 years 5 months ago
2006
IEEE
EM algorithm is an important unsupervised clustering algorithm, but the algorithm has several limitations. In this paper, we propose a fast EM algorithm (FEMA) to address the limi...
WAW
2009
Springer
15 years 4 months ago
2009
Springer
ICIP
2004
IEEE
16 years 1 months ago
2004
IEEE
In this paper, we present a robust method for estimating the model parameters in a mixture of probabilistic principal component analyzers. This method is based on the Stochastic v...