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    JMLR
    2010
    155views more  JMLR 2010»
    Structured Sparse Principal Component Analysis
    14 years 6 months ago
    Structured Sparse Principal Component Analysis
    Download  hal.archives-ouvertes.fr
    We present an extension of sparse PCA, or sparse dictionary learning, where the sparsity patterns of all dictionary elements are structured and constrained to belong to a prespeci...
    Rodolphe Jenatton, Guillaume Obozinski, Francis Ba...
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    JMLR
    2010
    163views more  JMLR 2010»
    Dense Message Passing for Sparse Principal Component Analysis
    14 years 6 months ago
    Dense Message Passing for Sparse Principal Component Analysis
    Download  jmlr.csail.mit.edu
    We describe a novel inference algorithm for sparse Bayesian PCA with a zero-norm prior on the model parameters. Bayesian inference is very challenging in probabilistic models of t...
    Kevin Sharp, Magnus Rattray
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    TIT
    2010
    85views Education» more  TIT 2010»
    Sparse non-Gaussian component analysis
    14 years 6 months ago
    Sparse non-Gaussian component analysis
    Download  www.cirm.univ-mrs.fr
    Elmar Diederichs, Anatoli Juditsky, Vladimir Spoko...
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    TNN
    2010
    182views Management» more  TNN 2010»
    A contrast function for independent component analysis without permutation ambiguity
    14 years 6 months ago
    A contrast function for independent component analysis without permutation ambiguity
    Download  www.i3s.unice.fr
    Vicente Zarzoso, Pierre Comon, Ronald Phlypo
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    FGR
    2011
    IEEE
    249views Biometrics» more  FGR 2011»
    Principal component analysis of image gradient orientations for face recognition
    14 years 3 months ago
    Principal component analysis of image gradient orientations for face recognition
    Download  ibug.doc.ic.ac.uk
    Georgios Tzimiropoulos, Stefanos Zafeiriou, Maja P...
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