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    ICC
    2007
    IEEE
    121views Communications» more  ICC 2007»
    Alternative Symbol Representations with Radial Symmetry for PAPR Reduction in OFDM Systems
    16 years 5 days ago
    Alternative Symbol Representations with Radial Symmetry for PAPR Reduction in OFDM Systems
    Download  www.prism.uvsq.fr
    — This paper proposes a new method for peak to average power ratio (PAPR) reduction in orthogonal frequency division multiplexing (OFDM) systems using two alternative signalling ...
    Ali Al-Shaikhi, Jacek Ilow
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    ICS
    2009
    Tsinghua U.
    107views Distributed And Parallel Com...» more  ICS 2009»
    Pattern-based sparse matrix representation for memory-efficient SMVM kernels
    16 years 19 days ago
    Pattern-based sparse matrix representation for memory-efficient SMVM kernels
    Download  people.cs.vt.edu
    Mehmet Belgin, Godmar Back, Calvin J. Ribbens
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    NIPS
    2000
    112views Information Technology» more  NIPS 2000»
    Color Opponency Constitutes a Sparse Representation for the Chromatic Structure of Natural Scenes
    15 years 7 months ago
    Color Opponency Constitutes a Sparse Representation for the Chromatic Structure of Natural Scenes
    Download  papers.cnl.salk.edu
    Te-Won Lee, Thomas Wachtler, Terrence J. Sejnowski
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    CORR
    2008
    Springer
    233views Education» more  CORR 2008»
    3D Face Recognition with Sparse Spherical Representations
    15 years 6 months ago
    3D Face Recognition with Sparse Spherical Representations
    Download  lts4www.epfl.ch
    Roser Sala Llonch, Effrosini Kokiopoulou, Ivana To...
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    JMLR
    2006
    175views more  JMLR 2006»
    Learning Sparse Representations by Non-Negative Matrix Factorization and Sequential Cone Programming
    15 years 5 months ago
    Learning Sparse Representations by Non-Negative Matrix Factorization and Sequential Cone Programming
    Download  jmlr.csail.mit.edu
    We exploit the biconvex nature of the Euclidean non-negative matrix factorization (NMF) optimization problem to derive optimization schemes based on sequential quadratic and secon...
    Matthias Heiler, Christoph Schnörr
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