Statistical method for sparse coding of
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Hugo L. Rufiner; John Goddard; Luis F. Rocha; MarΓa E. Torres
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Article
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2006
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Elsevier Science
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English
β 888 KB
Recently, different methods for obtaining sparse representations of a signal using dictionaries of waveforms have been studied. They are often motivated by the way the brain seems to process certain sensory signals. Algorithms have been developed using a specific criterion to choose the waveforms oc