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    Dictionary Preconditioning for Greedy Algorithms
    13 years 11 months ago
    Dictionary Preconditioning for Greedy Algorithms
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    This article introduces the concept of sensing dictionaries. It presents an alteration of greedy algorithms like thresholding or (Orthogonal) Matching Pursuit which improves their...
    Karin Schnass, Pierre Vandergheynst
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