New methods for L_2-L_0 minimization and their applications to 2D Single-Molecule Localization Microscopy
Résumé
We present in this paper a biconvex reformulation of an L_2 − L_0 problem composed of a least-square data term plus a sparsity term introduced as a constraint or a penalization. Minimization algorithms are derived and compared with the state of the art in L_2 − L_0 minimization by relaxation or deep learning. Application results are shown on Single-Molecule Localization Microscopy.
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