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    ICC
    2007
    IEEE
    121views Communications» more  ICC 2007»
    Alternative Symbol Representations with Radial Symmetry for PAPR Reduction in OFDM Systems
    15 years 6 months 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
    15 years 6 months 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 1 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
    14 years 12 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
    14 years 12 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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