Real versus complex null space properties for sparse vector recovery (Q990237)

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scientific article; zbMATH DE number 5779545
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English
Real versus complex null space properties for sparse vector recovery
scientific article; zbMATH DE number 5779545

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    Real versus complex null space properties for sparse vector recovery (English)
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    6 September 2010
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    underdetermined systems of linear equations
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    sparse solutions
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    minimal \(\ell _{1}\)-norm
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    null space property
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    convex polygons
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