A Gradient-Enhanced L1 Approach for the Recovery of Sparse Trigonometric Polynomials
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DOI: 10.4208/cicp.oa-2018-0006
Abstract: In this paper, we discuss a gradient-enhanced l1 approach for the recovery of sparse Fourier expansions. By gradient-enhanced approaches we mean that the directional derivatives along given vectors are utilized to improve the sparse approximations.… read more here.
Keywords: gradient enhanced; enhanced approach; sparse; gradient ... See more keywords